CN1711116A - Connector device - Google Patents
Connector device Download PDFInfo
- Publication number
- CN1711116A CN1711116A CN 200380103506 CN200380103506A CN1711116A CN 1711116 A CN1711116 A CN 1711116A CN 200380103506 CN200380103506 CN 200380103506 CN 200380103506 A CN200380103506 A CN 200380103506A CN 1711116 A CN1711116 A CN 1711116A
- Authority
- CN
- China
- Prior art keywords
- packaging system
- laminated paper
- electrical connector
- paper packaging
- enteral
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000004806 packaging method and process Methods 0.000 claims abstract description 238
- 239000000203 mixture Substances 0.000 claims description 59
- 238000005520 cutting process Methods 0.000 claims description 21
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- 238000001802 infusion Methods 0.000 claims description 13
- 239000012790 adhesive layer Substances 0.000 claims description 11
- 235000016709 nutrition Nutrition 0.000 abstract description 4
- 239000000123 paper Substances 0.000 description 193
- 239000012530 fluid Substances 0.000 description 23
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- 239000007788 liquid Substances 0.000 description 9
- 239000004033 plastic Substances 0.000 description 9
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- 239000005030 aluminium foil Substances 0.000 description 6
- -1 polyethylene Polymers 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
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- 229910052760 oxygen Inorganic materials 0.000 description 4
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- 239000011230 binding agent Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
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- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000005250 beta ray Effects 0.000 description 1
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Images
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The present invention relates to a connector device suitable for connecting an enteral administration set to a laminated paper packaging system comprising enterally administrable medical or nutritional food.
Description
Technical field
The present invention relates to a kind of electrical connector that is used for enteral transfusion device (through the device of enteral feeding) and laminated paper (multi-ply paper) packaging system of the feature according to independent claims, a kind of prefabricated enteral transfusion system that comprises this electrical connector, a kind of complete sets of equipment that comprises this electrical connector, an enteral transfusion device and a laminated paper packaging system, and a kind of complete sets of equipment that comprises this a prefabricated enteral transfusion system and a laminated paper packaging system.
Background technology
The for example aseptic electrical connector of this electrical connector can help at the feeding pipe of for example enteric nutrient transfusion device and laminated paper packaging system Tetra Brik for example
Between connect, this packaging system is held medicine or the nutriment fluid or the compositions of giving the patient with at enteral feeding, and this is to flow into this enteral transfusion device by the compositions that allows to hold by this electrical connector to realize in this laminated paper packaging system.
Many people in hospital or the sanitarium can not oral nutrient product or medicine.These people or patient receive the flowable pharmaceutical substance fluid for example that comprises required nutrition and/or medicine via patient's feeding pipe of enteral transfusion device at enteral usually, and the packaging system that this transfusion device and holds the flowable mass of medicine or nutriment is connected.The flowable mass of these medicines or nutriment is installed in the flexible package system for example in the flexible pouch usually.For economical and other reason, this sack is disadvantageous.
In food industry, use for example Tetra Brik of a large amount of laminated paper packaging systems
This system can be saving cost and the lightweight cardboard packaging that various transfusible for example fluid products facilitate.These cardboard packagings can have multiple size, are raised to 1.5 liters from 0.2, and even bigger.Because they are lighttight, so but can perform well in the compositions that compositions that photosensitive enteral injects for example comprises vitamin.For the medicine fluid that will be defeated by the patient, these fluids need be aseptic usually.The laminated paper packaging system can be sterilized, thereby even can in the several months, make the most perishable supping keep fresh and nutritious, and do not need cold preservation or add antiseptic.At last, this laminated paper packaging system can sterilely and airtightly be sealed, thereby can prevent that pollutant and/or oxygen from entering this container.This laminated paper packaging system can be advantageously used in holds compositions medicine or nutrition for example enteral medicine or nutriment fluid.
But existing enteral transfusion device is unsuitable for being connected with existing laminated paper packaging system and for example directly is connected.Therefore, medicine or nutrient composition for example fluid must be filled in the intermediate receptacle, and this intermediate receptacle is connected with the feeding pipe of enteral transfusion device then.This is inconvenient for patient and medical worker.Also be difficult to guarantee aseptic in addition.
Summary of the invention
Therefore, an object of the present invention is to provide a kind of can operate easily and can with existing laminated paper packaging system and the direct-connected electrical connector of existing enteral transfusion device.
According to the present invention, a kind of electrical connector that is used for enteral transfusion device and laminated paper packaging system is proposed.This electrical connector comprises:
Be suitable for being installed in the device on this enteral transfusion device, be suitable for being installed in the device on this laminated paper packaging system and be suitable for making the compositions that is contained in this laminated paper packaging system can flow to the passage of this enteral transfusion device through this electrical connector from this laminated paper packaging system.This electrical connector makes and can a kind of mode easily directly adapter be connected on this enteral transfusion device and this laminated paper packaging system.This and this laminated paper packaging system and/or this enteral transfusion device direct be connected can be the close property of oxygen and/or aseptic.
In an embodiment according to electrical connector of the present invention, this is suitable for being installed in device on this enteral transfusion device and comprises that one is used for the rigid tubular parts that are connected with the feeding pipe of this enteral transfusion device.This tubular part comprises this and is used for by the part of the passage of the compositions of infusion.Be installed on the rigid tubular parts of this electrical connector by the flexible feeding pipe friction that is generally this enteral transfusion device, this flexibility feeding pipe is connected on this electrical connector, thereby between this electrical connector and this enteral transfusion device, sets up a passage.Selectable or in addition, can use sicker that this feeding pipe is installed on this tubular part reliably and closely.This is suitable for being installed in the part that device on this laminated paper packaging system comprises an inner threaded, and this part is suitable for being screwed on the outside threaded part of correspondence of frame-type parts of this laminated paper packaging system.That is the realization that is threaded that is connected type that can be by being screwed to the lid on the container neck of this adapter and this laminated paper packaging system.In order to set up a passage between the inside of this laminated paper packaging system and this electrical connector, this electrical connector also comprises the device of opening this laminated paper packaging system when being used on the frame-type parts that this adapter are screwed to this laminated paper packaging system.That is, in case this electrical connector is screwed on the frame-type parts of this laminated paper packaging system, this laminated paper packaging system just is opened, thereby sets up a passage between the inside of this laminated paper packaging system and this electrical connector.On the other hand, as mentioned above, can be installed on the tubular part of this electrical connector, be based upon the passage between this electrical connector and this enteral transfusion device by feeding pipe with this enteral transfusion device.Therefore, can between the inside of this laminated paper packaging system and this enteral transfusion device, set up a complete passage, thereby make the compositions that is contained in the laminated paper packaging system to flow into this enteral transfusion device by electrical connector.
According to one of electrical connector of the present invention more specifically among the embodiment, this device that is used to open the laminated paper packaging system comprises a cutting member, and this cutting member is outstanding towards the direction of this laminated paper packaging system from this electrical connector.This cutting member is used for cutting this laminated paper packaging system when this adapter is screwed on the frame-type parts of this laminated paper packaging system, thereby opens this laminated paper packaging system.Such device for opening is a kind of direct device for opening, is undertaken by this cutting member itself because cut this laminated paper packaging system.
According to another of electrical connector of the present invention more specifically among the embodiment, this device that is used to open the laminated paper packaging system comprises a starting element, this starting element is outstanding towards the direction of this laminated paper packaging system from this electrical connector, to act on the lever system in the frame-type parts that are arranged on this laminated paper packaging system, this lever system is being broken this laminated paper packaging system by this starting element as the time spent.Such device for opening is a kind of indirect device for opening, because this starting element self is not opened this laminated paper packaging system, but activates a lever system of opening this laminated paper packaging system.Therefore, such device for opening need have a lever system in the frame-type parts of this laminated paper packaging system.
In another embodiment according to electrical connector of the present invention, this is suitable for being installed in device on this enteral transfusion device and comprises that one is used to connect the rigid tubular parts of the feeding pipe of this enteral transfusion device.This tubular part comprises this and is used for by the part of the passage of the compositions of infusion.Be installed on the rigid tubular parts of this electrical connector by the flexible feeding pipe friction that is generally this enteral transfusion device, this flexibility feeding pipe is connected on this electrical connector, thereby between this electrical connector and this enteral transfusion device, sets up a passage.Selectable or in addition, can use sicker that this feeding pipe is installed on this tubular part reliably and closely.So far, the connection of the feeding pipe of this enteral transfusion device is with mentioned above identical.But, compare with the foregoing description, this device that is suitable for being installed on this laminated paper packaging system comprises that one is used to thrust the spine of this laminated paper packaging system inside, and one is used to make this electrical connector to be fixedly connected to connecting device on this laminated paper packaging system.Be used for the device that this electrical connector is connected on this laminated paper packaging system can be shown as different forms, its example will be described in further detail below.This spine also comprises a prolongation of the part that is included in this passage in this tubular part, and it enters this laminated paper packaging system inside, thereby can set up a complete passage between the inside of this laminated paper packaging system and this enteral transfusion device.
Illustrated as mentioned, be used for the connecting device that this electrical connector is fixedly connected on this laminated paper packaging system can be shown as different forms.In one embodiment, this connecting device comprises a flange, and the upper surface of this flange is towards this laminated paper packaging system.This upper surface is provided with an adhesive layer so that penetrate and upper surface with this flange of this adhesive layer when being pressed against on this laminated paper packaging system at this spine, and this electrical connector is connected with this laminated paper packaging system.The people who uses this adapter only needs to puncture this laminated paper packaging system and the flange that its upper surface has an adhesive layer is pressed against on this laminated paper packaging system with this spine, just this electrical connector can be bonded on this laminated paper packaging system.For the ease of preserving, available protective cover for example paper tinsel is protected this adhesive layer, and this protective cover must be peeled off before this electrical connector is installed.
In another embodiment, be used for the connecting device that this electrical connector is fixedly connected on this laminated paper packaging system is comprised two flanges that these two flanges extend and axially spaced from one another at a certain distance abreast around this spine.Its position is more made by flexible material near the flange at the tip of this spine, and its position is made by rigid material from the tip of this spine flange far away.The flexibility of the flange of its more close this spine in position helps inserting this flange the tip by this spine forms a hole in this laminated paper packaging system after.Remain in outside this laminated paper packaging system and near the outer wall of this laminated paper packaging system from the tip of this spine flange far away.These two flanges are spaced from each other in the axial direction at a certain distance so that realize the reliable fit of this electrical connector, can seal the wall of this laminated paper packaging system between these two axially spaced flanges regularly.This adapter can be made by injection molded, and this flexible flange can be for example by for example rubber or flexible polyolefin form with this adapter is molded with suitable flexible material.
Whole embodiment of electrical connector mentioned above must not comprise a breather, but to comprise this breather be favourable, so that this laminated paper packaging system still can keep its shape after emptying will be by the compositions of infusion.This breather can for example comprise a valve system, and this valve system allows air to enter by this valve system but prevents and will be flowed out and/or this breather of flowing through by the compositions of infusion.
In another embodiment according to electrical connector of the present invention, this electrical connector also comprises a visual pipe.One end and this of this visual pipe is used for and will be connected by the passage of the compositions of infusion, and the other end of visual pipe is connected with a breather.This breather self comprises that an air inlet and is arranged to thrust the spine of the inner desired depth of this laminate packaging system.During this laminate packaging system of emptying, air can enter this laminate packaging system by this spine that thrusts the ventilation of the inner desired depth of laminate packaging system, thereby makes pressure balance.As a result, the fluidic liquid level that holds in the fluidic liquid level in the visual pipe and this laminate packaging system is concordant, although this laminate packaging system itself may be opaque like this, the user still can see the fluidic liquid level that holds in this laminate packaging system.
Another aspect of the present invention relates to a kind of prefabricated enteral transfusion system, and this system comprises an enteral transfusion device and and is connected to electrical connector on this enteral transfusion device non-dismountablely, and wherein this electrical connector is above-mentioned electrical connector.This prefabricated enteral transfusion system only need be connected on this laminated paper packaging system, and does not need to assemble transfusion device and adapter.This prefabricated enteral transfusion system has further reduced the danger of polluting, especially when this system as disposable system, promptly after use, cancel rather than all the more so when being sterilized and reusing.
In an embodiment according to prefabricated enteral transfusion system of the present invention, this system can comprise a pump unit, and this pump unit is arranged on and is used for supplying with in the feeding pipe of fluidic this enteral transfusion device from this laminated paper packaging system.
In another embodiment of enteral transfusion device according to the present invention, this system comprises the amount of a transparent intermediate bag with the compositions that is used for being contained in this laminated paper packaging system and comprises.In essence, this system is designed to gravity and supplies with, and mainly makes the fluid evacuation of holding in this laminated paper packaging system interior so that the user can see fluidic surplus to this transparent intermediate bag.In fact, this intermediate bag is the part of this prefabrication system, can guarantee antipollution tight security like this, makes simultaneously and can see fluidic surplus.
Another embodiment according to prefabricated enteral transfusion system of the present invention comprises a certain amount of device (dosing means), and this device control is to patient's compositions infusion velocity.How all this embodiment makes the speed that no matter pump is supplied with or gravity is supplied with may command transfusion speed.
Another aspect of the present invention relates to a kind of enteral transfusion complete sets of equipment, comprises that an enteral transfusion device, an above-mentioned electrical connector and comprise will give the laminated paper packaging system of patient's compositions at enteral feeding.This complete sets of equipment is favourable, because the patient has had a complete system, this system only need fit together in order to using, and does not need to control the storage (inventory) of each parts of this system.
Another aspect of the present invention relates to a kind of enteral transfusion complete sets of equipment, comprises that an above-mentioned prefabricated enteral transfusion system and comprises will give the laminated paper packaging system of patient's compositions at enteral feeding.This complete sets of equipment also has the identical advantage of mentioning in the paragraph with the front, but has simplified assembling, thereby can further reduce risk of pollution.
Above-mentioned enteral transfusion complete sets of equipment can sterilely fit together, and, can constitute for example aseptic closed system of sealing that is.Used term " aseptic " is meant and does not for example have microorganism in use in the literary composition, does not for example have microorganism basically.
Description of drawings
From with reference to the accompanying drawings to being well understood to other advantageous embodiments the explanation of embodiments of the invention, in the accompanying drawings:
Fig. 1 illustrates an exploded cross-sectional view according to the embodiment of electrical connector of the present invention, and this electrical connector is connected with a laminated paper packaging system with the feeding pipe of an enteral transfusion device;
Fig. 2 illustrates the enlarged cross-sectional view of the electrical connector shown in Fig. 1;
Fig. 3 illustrates the viewgraph of cross-section according to another embodiment of electrical connector of the present invention, and this electrical connector is suitable for opening indirectly this laminated paper packaging system when being connected with a laminated paper packaging system;
Fig. 4 illustrates the viewgraph of cross-section that makes the step that the embodiment according to electrical connector of the present invention is connected with a laminated paper packaging system;
Fig. 5 illustrates the viewgraph of cross-section according to other embodiment of electrical connector of the present invention, and this electrical connector is connected with the laminated paper packaging system;
Fig. 6 illustrates the viewgraph of cross-section according to another embodiment of electrical connector of the present invention, and this electrical connector is connected with the laminated paper packaging system;
Fig. 7 illustrates the viewgraph of cross-section according to another embodiment of electrical connector of the present invention;
Fig. 8 illustrates the another embodiment according to electrical connector of the present invention, and
Fig. 9 illustrates the various embodiment according to prefabricated enteral transfusion system of the present invention, and this system has had a connector device.
The specific embodiment
The term that uses in the literary composition " compositions " is meant and comprises nutriment and drug ingredient for example flowable mass, the especially fluid of nutriment and medicine, and enteral composition especially.According to the present invention, these compositionss are accommodated in the laminated paper packaging system.In addition, term " fluid " refers to this compositions.
Term " laminated paper packaging system " for example refers to, and type is Tetra Brik
, Tetra BrikAseptic
, Tetra Pak
, Tetra Prisma
, Tetra Recart
, Tetra Square
, Tetra Top
, Elopak
, Combiblok
, Pure Pak
The laminated paper packaging system.The volume of laminated paper packaging system can be raised to about 2 liters from about 0.125, preferably is raised to about 1 liter from about 0.200.Most preferred size comprises about 0.200, about 0.250 and about 1 liter.
This laminated paper packaging system can comprise fibrous material layer for example paper or (firmly) cardboard, and it all is coated with for example polyethylene of thermoplastic on each side.On a side that will contact of this laminated paper packaging material with said composition, for example aluminium foil of a spacer material layer also can be arranged, this material layer also can cover a thermoplastic layer.For example disclose this laminated paper packaging system in US 6223924 or EP 1088765, these patent documentations are as the list of references of this paper.Those skilled in the art are known to the germ-resistant method of this laminated paper packaging system.People also developed packer with sterilized food or composition sterile be filled in for example sterilized laminated paper packaging system of this laminated paper packaging system, and the sealing.
Make and for example to connect between the feeding pipe of an enteral transfusion device and the laminated paper packaging system at the enteral transfusion device according to electrical connector of the present invention.When electrical connector for example sealably was connected on this enteral transfusion device and this laminated paper packaging system, this device made the compositions of holding in the laminated paper packaging system flow into this enteral transfusion device by this electrical connector from this laminated paper packaging system.Term " connection sealably " used in the literary composition is meant the connection that prevents temporarily or for good and all that when compositions flows through this electrical connector compositions from leaking, thereby forms the close connection of a kind of liquid.Connection between electrical connector of the present invention and this laminated paper packaging system and/or enteral transfusion device also can be gastight for example oxygen impermeable, and/or aseptic.
Term " enteral transfusion device " used in the literary composition comprises from the feeding pipe between above-mentioned connection device and patient, for example all parts of beginning of tubulose feeding pipe.As hereinafter illustrating, a plastic bag that is sealably coupled to this tubulose feeding pipe can be set in this enteral transfusion device.This plastic bag is collapsible basically.This plastic bag can also be for example transparent of substantially transparent.This plastic bag can also for aerofluxus with or hold for example sterilized air of air.
This plastic bag removably or for good and all is connected on this electrical connector.This electrical connector and this plastic bag permanent for example is connected can be by realizing including but not limited to following method: thermoinduction, ultrasonic bonding or friction welding or any other method well known in the prior art.This plastic bag can for example be connected on this electrical connector by supply pipe directly or indirectly.The volume of this plastic bag can be that about 100ml arrives about 1 liter, and for example 200ml arrives about 500ml, for example about 250ml.
Compositions can be supplied to by action of gravity, and this transfusion device can have a roller clip gripping member that is used to control flow velocity (transfusion speed).Selectively or in addition, this enteral transfusion device can comprise a pump, for example from Novartis Nutrition Corporation (Minneapolis, Compat Minnesota)
The pump of type.Hereinafter will further specify these details.
With reference to accompanying drawing especially Fig. 1 and Fig. 2, electrical connector 1 sealably is connected to enteral transfusion device 3 for example on the feeding pipe 2 and laminated paper packaging system 4 of enteral transfusion device 3.Electrical connector 1 can comprise an outside threaded part 5, and this part is suitable for engaging with the part 30 of the corresponding inner threaded of enteral transfusion device 3.Be screwed to by part 30 on the part 5 of adapter 1 enteral transfusion device 3, engage to the end face seal of the sealing flange 31 of the feeding pipe 2 of enteral transfusion device 3 and the part 5 of electrical connector 1, be tightly connected thereby between enteral transfusion device 3 or feeding pipe 2 and electrical connector 1, set up.
In the opposite end of electrical connector 1, be provided with the part 6 of inner threaded with internal whorl 12a.The part 6 of inner threaded is suitable for being screwed on the outside threaded part of correspondence of the frame-type parts 11 with corresponding screw thread 12b, thereby electrical connector 1 is connected on the laminated paper packaging system 4.
The diameter of the part 6 of the inner threaded of electrical connector 1 for example internal diameter at about 1.0cm with approximately between the 3.5cm, preferably approximately between 1.3cm and the about 3.0cm, more preferably between about 1.5cm and about 2.5cm, and especially preferably between about 1.8cm and about 2.3cm.The most preferred diameter of the part 6 of electrical connector 1 for example internal diameter is about 2cm, for example 2.1 or 2.2cm.
In the embodiment shown in Figure 2, laminated paper packaging system 4 is by a cover layer 10 sealings.For make the compositions in laminated paper packaging system 4, held for example fluid can carry, must open cover layer 10 so that set up inside from laminated paper packaging system 4 by the passage of electrical connector 1 to the feeding pipe 2 of enteral transfusion device 3.Therefore, the embodiment shown in Fig. 2 need be used to open the device of laminated paper packaging system 4 when electrical connector 1 is screwed on the frame-type parts 11.
Frame-type parts 11 are integrally formed in the laminated paper packaging system 4, preferably are fixed in this system, so that limit cover layer 10.The frame-type parts 11 of laminated paper packaging system 4 can be for example can obtain from Tetra Pak Switzerland AG and spin
Lid or stream
Be stamped the type of pass.This frame-type parts are known to the those skilled in the art, and for example are being illustrated among EP0947433, EP1088765, EP1262412, US 6382462, US 6422412 or the US6223924, and these patents are as list of references of the present invention.For example by applying heat sealing adhesive, low baking temperature welding or laser weld, frame-type parts 11 are combined in the laminated paper packaging system by the known technology of those skilled in the art integratedly.Frame-type parts 11 can by second barrier layer for example paper tinsel, as aluminium foil especially tearing sheet (pull tab) sealing, this second barrier layer can be removed.The lid that can re-cover tightly after in another embodiment of the present invention, an available standard cap is for example opened for example spiral cover or gland comes closed frame formula parts 11.In the case, can be after frame-type parts 11 take off lid, near the cover layer 10 of the opening of overlaminate wrapper system 4.
Device for opening for example can comprise towards laminated paper packaging system 4 more specifically on the direction of cover layer 10 from the outstanding cutting member 13 of electrical connector 1.For example and when being connected to electrical connector 1 on the laminated paper packaging system 4 by electrical connector 1 being pressed on the laminated paper packaging system 4 and/or electrical connector 1 being screwed on the frame-type parts 11, cutting member 13 cuts laminated paper packaging systems 4, passes through the passage of electrical connector 1 to the feeding pipe 2 of enteral transfusion device 3 thereby set up one for fluid from the inside of laminated paper packaging system 4.
Length, position or the quantity of for example outstanding device of cutting member 13 can be suitable for being connected by for example being screwed on the frame-type parts 11 and with laminated paper packaging system 4 at electrical connector 1 and penetrate this laminated paper packaging system 4 when for example being tightly connected.Selectively, for example outstanding device of cutting member 13 may extend into outside the bottom of part 6 of electrical connector 1.
According to the present invention, device for opening is the cutting member 13 center central axis for example that can depart from electrical connector 1 for example.
In another embodiment of the present invention, device for opening for example cutting member 13 can be positioned at the center of electrical connector 1.For example, device for opening for example cutting member 13 can be an elongated shape, for example is suitable on the extension of part 5 of the electrical connector 1 that is connected with feeding pipe.
According to the present invention, device for opening for example cutting member 13 can be hollow, for example can comprise a fluid passage.
In another embodiment of the present invention, device for opening for example cutting member 13 can be made of the tubular part that for example has left-hand thread (reverse thread), this tubular part is arranged within the electrical connector 1, and be suitable for by comprise can connection box posture parts the external screw-thread of female thread in 11 engage with frame-type parts 11, and mobile on the direction of laminated paper packaging system 4 when electrical connector 1 connection for example is sealably coupled on the laminated paper packaging system 4.This tubular part for example can have at least one cutter sweep on the flange of its foot, this cutter sweep is suitable for puncturing laminated paper packaging system 4 when this tubular part engages with frame-type parts 11.The known this device for opening of those skilled in the art, for example illustrated can obtain from Tetra Pak Switzerland AG and stream in EP0947433, EP1088765 or EP1262412
Lid or spin
Be stamped the device for opening of pass, these patents are as list of references of the present invention.
Scheme as an alternative, Fig. 2 for example is illustrated in by electrical connector 1 being squeezed on the laminated paper packaging system 4 and/or adapter 1 being screwed to when electrical connector 1 is connected with laminated paper packaging system 4, is used to open another embodiment of the device of laminated paper packaging system 4.According to this embodiment, be provided with from electrical connector 1 towards laminated paper packaging system 4, more specifically towards the outstanding starting element 16 of the direction of cover layer 10.The frame-type parts 11 of laminated paper packaging system 4 can have a for example lever system of a dozen open systems 15, and this is opened system and is associated with these frame-type parts 11 and for example is combined in these frame-type parts 11.When by electrical connector 1 being squeezed on the laminated paper packaging system 4 and/or adapter 1 being screwed to when electrical connector 1 is connected with laminated paper packaging system 4, starting element 16 acts on lever system 15, and towards cover layer 10 extrusion lever systems 15, thereby cover layer 10 is broken.Like this, set up one from the inside of laminated paper packaging system 4 by the fluid passage of electrical connector 1 to the feeding pipe 2 of enteral transfusion device 3.
Starting element 16 can be arranged to be recessed into, and promptly this starting element can not be projected into outside the adapter 1 so that guarantee to have only just to trigger when electrical connector 1 is screwed on the frame-type parts 11 of laminated paper packaging system 4 fully and open for example break layer platen packaging system 4.
The system that laminated paper packaging system 4 is opened in starting element 16 and corresponding being used to is that those skilled in the art are known.For example, the starting element 16 of electrical connector 1 be for example in EP0947433, EP1088765, EP1262412, US 6223924, US 6422412 or US 6382462 explanation and spin
Lid or stream
Be stamped the actuating system type of pass, these patents are as list of references of the present invention.
Breather 7 can be set so that allow the inside of air admission laminated paper packaging system 4 to flow out the fluid of laminated paper packaging system 4 with compensation.This breather can comprise a valve system, and this valve system can make air enter by this valve system and prevent simultaneously and will be flowed out by this valve by the compositions of infusion.Can be provided with a filter 9 for example bacterial filter in case filtered air and prevent pollutant for example antibacterial enter feeding pipe 2 and/or electrical connector 1 and/or laminated paper packaging system 4.
Should be understood that this breather selectively is positioned at the feeding pipe 2 of enteral transfusion device 3 or is positioned at laminated paper packaging system 4.Preferably, this breather is positioned at electrical connector 1, especially is preferably located in the part 6 of the electrical connector 1 that is connected on the laminated paper packaging system 4.In addition, can be provided for manifesting the visual device (not shown, as hereinafter will to describe in detail) of fluid level here.
According to the present invention, after opening laminated paper packaging system 4, can be for example by using for example can the be spiral mobile single cutting knife (this patent is the list of references of this paper) described in the EP 1088765 or of device for opening by any other suitable device well known in the prior art, prevent that this laminated paper packaging system 4 from hindering flowing of the compositions wherein held.
Can guarantee the air-tightness of the connection between electrical connector 1 and the laminated paper packaging system 4 by method well known in the prior art, for example use binding agent, sicker, packing ring, by using foam or lactoprene, by the contact of direct top, or by so-called " Fructus Canarii albi air-tightness type " (olivetightness type) as what in the threaded cap of the bottle that holds fizz, occur.Should be understood that those skilled in the art can select a kind of suitable sealing system fully.
Fig. 3 illustrates the embodiment according to electrical connector 1 of the present invention.Fig. 1 and 2 is illustrated as reference, can screw the electrical connector 1 of Fig. 3 by the part of an inner threaded, the part of this inner threaded is screwed on the outside threaded part (not shown among Fig. 3) of a correspondence of frame-type parts 11 of laminated paper packaging system 4.Describe in detail as mentioned, starting element 16 acts on the lever system 15 in the frame shape parts 11 that are arranged on this laminated paper packaging system.The feeding pipe 2 of enteral transfusion system 3 (not shown among Fig. 3) can be connected on the rigid tubular parts 5b of part 5 of electrical connector 1 hermetically by frictional engagement, this frictional engagement promptly moves among the endless groove 8a by the feeding pipe 2 with enteral transfusion device 3 so that realize closely cooperating, and for example blocks and cooperates.Can engage the flange of the end of feeding pipe from the part 5 outstanding circumference ledges of the electrical connector 1 that is suitable for being connected, electrical connector 1 sealably is connected on this feeding pipe (not shown among Fig. 3) with feeding pipe.After engaging, can be by for example sealing sound wave or ultrasonic bonding, friction welding, thermoinduction, or by using binding agent for example hot-melt adhesive or sicker, or make electrical connector 1 further attached on the feeding pipe 2 by any other method well known in the prior art.
As shown in Figure 3, breather 7 can be arranged so that air duct 7a allows air for example to be filtered the air admission laminated paper packaging system (not shown) after device 9 filters but can not enter fluid passage 5a.Can use a flexible partition that forms filter 9 to prevent that compositions from flowing out by air duct 7a from this laminated paper packaging system, this filter 9 is adjacent with the inside opening of air duct, this for example is illustrated in US 4997429, and this patent is the list of references of this paper.This breather is the known and commercial existing enteral transfusion device that can be used for, for example from Novartis NutritionCorporation (Minneapolis, Compat Minnesota)
Type.Breather 7 can be arranged to the center that air duct 7a is arranged on electrical connector 1 basically.
The feeding pipe 2 of enteral transfusion device 3 can comprise that one has enlarged diameter, and for example greater than the part of the diameter of the other parts of this feeding pipe, for example drip chamber flows out from laminated paper packaging system 4 so that can see fluid.But this enlarged of feeding pipe 2 is the drip chamber substantial transparent for example.This part can be placed near electrical connector 1, perhaps can be a part of (not shown) that is connected directly for example interlocking or is connected to the feeding pipe 2 of this electrical connector.
With reference to Fig. 4, the basic step that the specific embodiment that makes electrical connector 1 is connected with laminated paper packaging system 4 is shown.Laminated paper packaging system 4 comprises that one is arranged in the hole 21 of cardboard, an or reduced thickness portions, for example can pass the part that some layers formation hole of this laminated paper packaging material and one or more aluminum and/or polyethylene barrier layer extend on this hole, this hole 21 can be a straw hole (straw hole) (i.e. the hole that is covered by aluminium foil 17) or a through hole (i.e. an opening).Hole 21 can be any suitable shape or size, for example is circle or rectangle, and for example diameter is about 0.3 to 3cm, for example about 0.6 to about 2cm, for example about 1.2 to about 1.5cm, for example about 1.3 to about 1.4cm, and preferably about 0.6cm.Hole 21 can be covered by for example two tearing sheets of tearing sheet 18, must be removed with this tearing sheet before this electrical connector 1 is connected.For example peelable tearing sheet 18.
Electrical connector 1 can comprise and form rigid tubular parts so that connect the part 5 of the feeding pipe 2 (not shown among Fig. 4) of enteral transfusion device 3, and a spine 20 that is used to thrust the inside of laminated paper packaging system 4.21 is under the situation in a straw hole in the hole, and spine 20 punctures aluminium foil 17 so that the inside of interposed layer platen packaging system 4.Spine 20 according to the present invention can also thrust any part of laminated paper packaging system 4, does not for example comprise the part of the laminated paper packaging system 4 in a reduced thickness portions and/or a hole, or comprises the part of the laminated paper packaging system of precut part.Electrical connector 1 comprises a flange 50, and the upper surface of this flange (its in Fig. 4 down) is towards laminated paper packaging system 4.One adhesive layer 19 can be set on the upper surface of flange 50.Adhesive layer 19 can be a self-adhesive tape for example, and it is available coating paillon foil protection before using, and perhaps can be layer of adhesive or sicker.In case spine 20 has thrust the inside of laminated paper packaging system 4, the upper surface that then will have the flange 50 of adhesive layer 19 is pressed against on the laminated paper packaging system 4 (sees the arrow among Fig. 4), so that electrical connector 1 connection for example is fixedly attached on the laminated paper packaging system 4.
Fig. 5 illustrates other embodiment according to electrical connector 1 of the present invention.Comprise the part 5 of the feeding pipe that is used to connect the enteral transfusion device, i.e. tubular part at the embodiment of the electrical connector 1 shown in the left-hand side of Fig. 5.In addition, two flanges 50,51 can be set.Flange 50,51 can extend abreast around spine 20, and can preset space length axially spaced mutually.This preset space length may be selected to be and makes laminate packaging system 4 and aluminium foil 17 all be arranged on suitably between flange 50 and 51.Most advanced and sophisticated nearer flange 51 apart from spine 20 can be made by flexible material, and flange 50 can be made by rigid material.The flexibility of flange 51 is very important in this embodiment of the invention, because must flange 51 is incorporated into the inside of laminate packaging system and not damage this laminate packaging system by hole 21 (see figure 4)s.In order to allow such introducing, flange 51 must enough have flexibility.In case spine 20 is the inside of interposed layer pressing plate packaging system 4, just laminate packaging system 4 and aluminium foil 17 suitably can be squeezed between flange 51 and the flange 50, closely cooperate thereby set up.Then, compositions can flow out by the passage 5a that so forms from the inside of laminate packaging system 4.
Can be by the electrical connector 1 shown in the molded left-hand side that is manufactured on Fig. 5, particularly, can by in a step with the molded together flexible flange 51 that produces of the remainder of flexible flange 51 and electrical connector 1, the material that just is used for the zone of flange 51 must be for example rubber or a suitable flexible polyolefin of flexible material, and for example polypropylene is molded forms for the then available rigid material of the remainder of electrical connector 1.
At the embodiment shown in the central authorities of Fig. 5 be with the embodiment main difference part shown in the side leftward, the flange 51 that it extends around spine 20, a but recess 52 is not set as an alternative, and whole electrical connector 1 is made by rigid material.
For at the embodiment shown in the right-hand side of Fig. 5, same whole electrical connector 1 is also made by rigid material.The zone of spine 20 21 (see figure 4)s in the hole has a thickening 53, forms interference fit closely thereby the external diameter of spine 20 is a bit larger tham the internal diameter in hole 21.
Fig. 6 illustrates another embodiment of electrical connector 1.This embodiment has a visual pipe 22 as liquid level indicator.One end of this visual pipe 22 can be used for and will be connected by the passage 5a of the compositions of infusion, and the visual pipe other end can be connected with a breather.This breather can comprise an air intlet 26 and randomly can have a valve system and a filter, and a spine 27, and this spine is arranged to thrust the predetermined degree of depth in inside one of laminated paper packaging system 4.In the example depicted in fig. 6, the roof of the spine 27 penetrated bed platen packaging systems 4 of ventilation, but the sidewall of the also penetrable laminated paper packaging system 4 of spine 27.Visual pipe 22 is connected with this breather by part 25, thus the pressure balance in the inside of laminated paper packaging system 4 and the visual pipe 22.Therefore, compositions and the compositions in the visual pipe 22 in the laminated paper packaging system 4 is contour.Therefore, visual pipe 22 can be used as liquid level indicator.
The breather that comprises spine 27 can be fixedly connected on the laminated paper packaging system 4 by a flange 24, the surface towards laminated paper packaging system 4 of flange 24 can have sicker or binding agent, perhaps can be connected with the laminated paper packaging system by any other suitable method.
Fig. 7 illustrates another embodiment according to electrical connector of the present invention.Electrical connector 1 has rigid tubular parts, is used for being connected with the feeding pipe of enteral transfusion device (Fig. 7 is not shown), and is centered on by endless groove 8a.Describe feeding pipe with this enteral transfusion device in detail with reference to embodiment shown in Figure 3 and be fixedly connected to method on these rigid tubular parts, therefore just no longer repeat here.Adapter 1 comprises that one has spine 20 or the intubate of flange 20b, for example Tong Qi spine.The surface towards laminated paper packaging system 4 (not shown) of flange 20b can have an adhesive layer 19, and this adhesive layer describes in detail hereinbefore.Spine 20 comprises two passages that separate, and promptly is used for compositions and flows out the passage of laminated paper packaging system and the passage 7a that is used for this laminated paper packaging system inside of air admission.As already explained, breather 7 can comprise a suitable filter membrane, to prevent that pollutant from entering and to prevent that compositions from passing through air duct 7a and flowing out.The passage 5a of spine 20 can be along the part fluting of the length of the spine 20 that is illustrated as 5b.Spine 20 can be Any shape.
The spine 20 for example puncture part of spine 20 also can comprise screw thread.
The length of spine 20 can be about 0.5 to about 10cm, for example about 0.5 to about 7cm, for example about 3.5cm, for example about 6.5cm.The diameter of spine 20 can be a bit larger tham the diameter in the hole of laminated paper packaging system 4, for example than the big several mm of diameter in the hole of laminated paper packaging system 4, for example 0.2 and 0.8mm between, about 0.4mm for example.The diameter of spine 20 can for about 0.3cm to about 3cm, for example approximately 0.4cm to about 3.2cm, for example approximately 0.6cm to about 2.4cm, for example approximately 1.4cm to 1.7cm or approximately 1.5cm to 1.6cm, preferably about 0.6cm, for example about 0.64cm.
The length of the fluid passage 5a of spine 20 can equal or be shorter than the length of air duct 7a.The comparable air duct 7a of the length of fluid passage 5a is short.The length of fluid passage can be about 0.5 to about 5cm, for example about 0.5 to about 3cm, about 1cm for example, so as for example when the laminated paper packaging system is reversed placement this laminated paper packaging system can be emptied completely.The diameter of fluid passage 5a can the most about 15mm, the most about 6mm 6.4mm for example for example, more preferably about 3 with approximately between the 15mm, for example about 6 with approximately between the 15mm, for example about 13 and 14mm between, about 13.5mm for example.
In one embodiment of the invention, the fluid passage 5a of the spine 20 center central axis for example that can depart from this spine.
Fig. 8 illustrates another embodiment of electrical connector 1 of the present invention, and it is a kind of combination of the embodiment shown in Fig. 6 and Fig. 7.As shown in Figure 8, electrical connector 1 comprises a spine 20 and a visual pipe 22.One end of this visual pipe 22 is connected with the passage that is used for compositions, and the other end is connected with a breather 71.This breather 71 comprises spine 27 with the predetermined degree of depth in the inside one that is used for thrusting laminated paper packaging system 4 (Fig. 8 is not shown), and still, spine 20 extends in a lateral direction, thrusts this laminated paper packaging system inside so that pass sidewall.
The advantage of embodiment shown in Fig. 6 and Fig. 8 is, when not needing to change this laminated paper packaging system, it is visible making the liquid level of compositions in this laminated paper packaging system, this is because " liquid level indicator " is an external component, can be connected on this laminated paper packaging system and the parts irrelevant electrical connector 1 of its shape.
The electrical connector that has illustrated can comprise a tamper resistant systems, and this system is suitable for indicating this laminated paper packaging system to be connected on this electrical connector and/or opened this laminated paper packaging system.This tamper resistant systems can comprise an indicator component, and this indicator component for example for example is connected with part 6 (see figure 2)s of electrical connector by bridge (bridge) by one or more connectors that disconnect.When this electrical connector when for example the frame-type parts 11 of this laminated paper packaging system are connected with this laminated paper packaging system, these connectors can disconnect.This tamper resistant systems is that those skilled in the art are known, and is illustrated in for example US 6223924 or EP 0947433, and these patents are lists of references of this paper.
Tamper resistant systems can comprise the device that is arranged in for example relevant with electrical connector 1 tubular part of electrical connector, this device be suitable for above the laminated paper packaging system 4 for example above the frame-type parts 11 folk prescription to moving.This device can comprise recess, for example is configured to zigzag and is suitable for the recess that folk prescription moves to ground on the ratchet in for example being arranged on frame-type parts 11, thereby can prevent that electrical connector 1 from removing from laminated paper packaging system 4.This device is that those skilled in the art are known, and for example is being illustrated among the EP 0947433, and this patent is a list of references of the present invention.
Above-mentioned electrical connector can be made by plastics or polymeric material, and it is including but not limited to polyolefin for example polypropylene or polyethylene.This electrical connector especially can be made by the material with low oxygen permeability.They can be opaque or substantially transparents, maybe can comprise the part of a substantially transparent, for example are suitable for being connected to the part 5 on the feeding pipe of enteral transfusion device.As mentioned above, can pass through for example this electrical connector of injection molded manufactured of method of moulding.
Can be contaminated before using to prevent this electrical connector 1 at one lid of placement on the outer end of this electrical connector 1 or sealing member.For example, can be with a lid for example by screwing on part 5 (see figure 2)s that are contained in this electrical connector and/or on the part 6 of this electrical connector.Electrical connector 1 be connected with feeding pipe and/or with can take off this lid before this laminate packaging system is connected.
Another aspect of the present invention relates to the ready-formed enteral transfusion device of one of an a kind of embodiment that comprises above-mentioned electrical connector 1 and an enteral transfusion device 3.This electrical connector 1 is connected on this enteral transfusion device non-dismountablely, is connected to particularly on the feeding pipe 2 of enteral transfusion device 3.Electrical connector 1 and feeding pipe 2 non-removable for example is connected can be by realizing including, but not limited to following method: use hot-melt adhesive for example sicker, thermoinduction, ultrasonic bonding and friction welding or any other suitable method well known in the prior art.This electrical connector 1 can be molded on this feeding pipe to form independent parts.The material of this electrical connector 1 can form sealing, for example hermetic seal and/or liquid sealing with the material of the feeding pipe that forms this enteral transfusion device.Preferably, this prefabricated enteral transfusion system is disposable system, i.e. calcellation after once using, thus reduce the danger of not thorough disinfection.
Fig. 9 illustrates the various embodiments of this prefabricated enteral transfusion system.All be provided with electrical connector 1 at three embodiment shown in the first half, and include an electrical connector 1 that is used to be screwed on frame-type parts 11 (not shown) of this laminated paper packaging system (see figure 3) or this laminated paper packaging system at those embodiment shown in the latter half with spine 20 (see figure 7)s that are used to thrust laminated paper packaging system 4 (not shown) inside.In addition, illustrated embodiment all comprises a roller clip gripping member 70, and this holder is used to control the compositions transfusion speed to the patient.
Embodiment shown in the left column of Fig. 9 also comprises a pump unit 60, and this pump unit is arranged in the feeding pipe 2 of this enteral transfusion system so that the suction group compound.The embodiment that is positioned at middle column all has the breather that visual pipe 22 (see figure 8)s and comprise additional spine 7.In addition, the embodiment shown in the middle column of Fig. 9 also has a drip chamber 80 so that flow as seen.At last, embodiment shown in the right side row of Fig. 9 all has a transparent intermediate bag 90, this bag is used for holding the amount of the compositions that this laminated paper packaging system comprises, so that the compositions of being held in this laminated paper packaging system at first is discharged in the transparent intermediate bag 90, thereby the patient can see evacuation procedure.In addition, drip chamber 80 also is set so that see flowing of compositions.
According to the present invention, ventilation transposition 7 is optional, especially when electrical connector 1 when comprising the unitary enteral transfusion device of pump and be connected, or all the more so when above-mentioned prefabricated enteral transfusion system comprises the pump unit.
Illustrate that as the front this prefabricated enteral transfusion system has further reduced the dangerous processing procedure of polluting of also further having simplified.
According to the present invention, electrical connector 1 mentioned above and prefabricated enteral transfusion system are sterilizable, for example can pass through known any other appropriate formulation of oxirane (ETO), gamma-rays, β ray, peroxide or those skilled in the art, for example chemicals distills or sterilizes.
Another aspect of the present invention relates to a kind of enteral transfusion complete sets of equipment that comprises an enteral transfusion device, an above-mentioned electrical connector and a laminated paper packaging system, and this laminated paper packaging system comprises the compositions to patient's enteral feeding.This complete sets of equipment is favourable, and this is because this complete sets of equipment generally includes necessary all parts of transfusion, so the patient does not need to control any storage.When each parts all manufactures under the disposable situation, also can further reduce the danger of not thorough disinfection.
Another aspect of the present invention relates to a kind of above-mentioned prefabricated enteral transfusion system and that comprises and comprises the enteral transfusion complete sets of equipment to the laminated paper packaging system of the compositions of patient's enteral feeding.Its advantage is substantially identical with those advantages of mentioning in the last paragraph.In addition, the patient handles and to be more prone to, because do not need to assemble this electrical connector and enteral transfusion device, it is by prefabricated formation individual system and be used to be connected to this laminated paper packaging system, thereby can reduce risk of pollution.
Previously described this electrical connector and prefabricated enteral transfusion system can be connected on this laminated paper packaging system non-dismountablely.Electrical connector or prefabricated enteral transfusion system and this laminated paper packaging system irreversible is connected to relate to and is arranged in this electrical connector for example locking device in the tubular part of this electrical connector, for example described in the EP 0947433, this patent is the list of references of this paper.
The invention provides the use of laminated paper packaging system in the enteral pipeline is supplied with, this use comprises makes the laminated paper packaging system for example be sealably coupled on the enteral transfusion device by the direct connection of this electrical connector or on the above-mentioned prefabricated enteral transfusion system.
The present invention also provides a kind of enteral that is blended in the medicine that holds in the laminated paper packaging system or nutriment to infuse to the patient's of needs method, this method comprises that the feeding pipe that makes the enteral transfusion device sealably is connected with the laminated paper packaging system by an above-mentioned electrical connector, or this laminated paper packaging system directly is connected with prefabricated enteral transfusion system mentioned above, this prefabricated enteral transfusion system for example uses a gravity unit or the pump unit with roller clip gripping member.These unit are that those skilled in the art are known.
In another aspect of the present invention, a kind of method that electrical connector described in the literary composition or prefabricated enteral transfusion system and laminated paper packaging system removably are connected is provided, this method comprises:
(a) take off a sealing member or cover for example tearing sheet from this laminated paper packaging system, and
(b) when this electrical connector or prefabricated enteral transfusion system are detachably connected on this laminated paper packaging system, open this laminated paper packaging system, and alternatively
(c) visual pipe 22 is connected with this electrical connector or prefabricated enteral transfusion system and is connected with this laminated paper packaging system.
Claims (18)
1. electrical connector that is used for enteral transfusion device and laminated paper packaging system comprises:
Be suitable for being installed in the device on this enteral transfusion device,
Be suitable for being installed in the device on this laminated paper packaging system,
Be suitable for making the compositions that is contained in this laminated paper packaging system can flow to the passage of this enteral transfusion device through this electrical connector from this laminated paper packaging system.
2. electrical connector according to claim 1, it is characterized in that, be suitable for being installed in this device on this enteral transfusion device and comprise that one is used for the rigid tubular parts that are connected with the feeding pipe of this enteral transfusion device, this tubular part comprises this and is used for by the part of the passage of the compositions of infusion; Be suitable for being installed in the part that this device on this laminated paper packaging system comprises an inner threaded, this part is suitable for being screwed on the outside threaded part of a correspondence of frame-type parts of this laminated paper packaging system; This electrical connector also comprises the device that is used for opening this laminated paper packaging system when this adapter is screwed on the frame-type parts of this laminated paper packaging system.
3. electrical connector according to claim 2, it is characterized in that, this device that is used to open the laminated paper packaging system comprises a cutting member, this cutting member is outstanding towards the direction of this laminated paper packaging system from this electrical connector, to be used for cutting this laminated paper packaging system when this adapter is screwed on the frame-type parts of this laminated paper packaging system.
4. electrical connector according to claim 2, it is characterized in that, this device that is used to open the laminated paper packaging system comprises a starting element, this starting element acts on the lever system in the frame-type parts that are arranged on this laminated paper packaging system, and this lever system is being broken this laminated paper packaging system by this starting element as the time spent.
5. the electrical connector according to claim 4 is characterized in that, this starting element is outstanding towards the direction of this laminated paper packaging system from this electrical connector.
6. electrical connector according to claim 1, it is characterized in that, be suitable for being installed in this device on this enteral transfusion device and comprise that one is used to connect the rigid tubular parts of the feeding pipe of this enteral transfusion device, this tubular part comprises this and is used for by the part of the passage of the compositions of infusion; This device that is suitable for being installed on this laminated paper packaging system comprises that one is used to thrust the spine of this laminated paper packaging system inside, and one be used to make this electrical connector to be fixedly connected to connecting device on this laminated paper packaging system, this spine comprises a prolongation of the part that is included in this passage in this tubular part, and it enters this laminated paper packaging system inside.
7. electrical connector according to claim 6, it is characterized in that, be used for this connecting device that this electrical connector is fixedly attached on this laminated paper packaging system is comprised a flange, the upper surface of this flange is towards this laminated paper packaging system, this upper surface is provided with an adhesive layer, so that penetrate and upper surface with this flange of this adhesive layer when being pressed against on this laminated paper packaging system at this spine, this electrical connector be connected with this laminated paper packaging system.
8. electrical connector according to claim 6, it is characterized in that, be used for this connecting device that this electrical connector is fixedly connected on this laminated paper packaging system is comprised two flanges, these two flanges extend and axially spaced from one another within a predetermined distance abreast around this spine, the most advanced and sophisticated nearer flange of its position and this spine is made by flexible material, and the tip of its position and this spine flange far away is made by rigid material.
9. the electrical connector according to claim 6 or 8 is characterized in that, this spine is along the part fluting of its length.
10. one kind according to any one the electrical connector in the claim 1 to 9, it is characterized in that this electrical connector also comprises a breather.
11. the electrical connector according to claim 10 is characterized in that this breather comprises a valve system, this valve system permission air enters by this valve system and stops simultaneously and will be flowed out by the compositions of infusion.
12. electrical connector according to claim 10, it is characterized in that, this electrical connector also comprises a visual pipe, one end and this of this visual pipe is used for and will be connected by the passage of the compositions of infusion, and the other end of this visual pipe is connected with a breather, and this breather comprises that an air inlet and is arranged to thrust the spine of the inner desired depth of this laminate packaging system.
13. a prefabricated enteral transfusion system, this system comprises that an enteral transfusion device and is connected to the electrical connector on this enteral transfusion device non-dismountablely, and wherein, this electrical connector is any one the described electrical connector in aforementioned claim.
14. the prefabricated enteral transfusion system according to claim 13 is characterized in that, this system comprises that also one is arranged on the interior pump unit of feeding pipe of this enteral transfusion device.
15. the prefabricated enteral transfusion system according to claim 13 is characterized in that, this system comprises that also one is used for holding the transparent intermediate bag of the amount of the compositions that is included in this laminated paper packaging system.
16. one kind according to any one the prefabricated enteral transfusion system in the claim 13 to 15, it is characterized in that this system comprises that also one is used to control the proportioning device to patient's compositions infusion velocity.
17. enteral transfusion complete sets of equipment comprises an enteral transfusion device, according to any one the electrical connector in the claim 1 to 12, and one holds and will give the laminated paper packaging system of patient's compositions at enteral feeding.
18. enteral transfusion complete sets of equipment comprises holding according to any one the prefabricated enteral transfusion system and in the claim 13 to 16 and will give the laminated paper packaging system of patient's compositions at enteral feeding.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0226730A GB0226730D0 (en) | 2002-11-18 | 2002-11-18 | Connector device |
| GB0226730.0 | 2002-11-18 | ||
| GB0229624.2 | 2002-12-19 | ||
| GB0303317.2 | 2003-02-13 | ||
| GB0311463.4 | 2003-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1711116A true CN1711116A (en) | 2005-12-21 |
Family
ID=9947936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200380103506 Pending CN1711116A (en) | 2002-11-18 | 2003-11-17 | Connector device |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN1711116A (en) |
| GB (1) | GB0226730D0 (en) |
| ZA (1) | ZA200503504B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102724945A (en) * | 2010-01-29 | 2012-10-10 | 凯希特许有限公司 | Systems and methods for positioning fluid supply system |
| CN111773107A (en) * | 2020-07-08 | 2020-10-16 | 中国科学院大学宁波华美医院 | Enteral nutrition pump with grinding function |
| WO2023081991A1 (en) * | 2021-11-13 | 2023-05-19 | Santos Leite Ronaldo | Fixed closure for long-life package with an access for enteral nutrition equipment for use by a closed system |
| WO2023081992A1 (en) * | 2021-11-15 | 2023-05-19 | Santos Leite Ronaldo | Fixed closure for long-life package with an access for enteral nutrition device for use by an open or closed system |
-
2002
- 2002-11-18 GB GB0226730A patent/GB0226730D0/en not_active Ceased
-
2003
- 2003-11-17 CN CN 200380103506 patent/CN1711116A/en active Pending
-
2005
- 2005-05-03 ZA ZA200503504A patent/ZA200503504B/en unknown
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102724945A (en) * | 2010-01-29 | 2012-10-10 | 凯希特许有限公司 | Systems and methods for positioning fluid supply system |
| CN102724945B (en) * | 2010-01-29 | 2015-03-11 | 凯希特许有限公司 | Systems and methods for positioning fluid supply system |
| CN111773107A (en) * | 2020-07-08 | 2020-10-16 | 中国科学院大学宁波华美医院 | Enteral nutrition pump with grinding function |
| CN111773107B (en) * | 2020-07-08 | 2023-01-10 | 中国科学院大学宁波华美医院 | Enteral nutrition pump with grinding function |
| WO2023081991A1 (en) * | 2021-11-13 | 2023-05-19 | Santos Leite Ronaldo | Fixed closure for long-life package with an access for enteral nutrition equipment for use by a closed system |
| WO2023081992A1 (en) * | 2021-11-15 | 2023-05-19 | Santos Leite Ronaldo | Fixed closure for long-life package with an access for enteral nutrition device for use by an open or closed system |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA200503504B (en) | 2006-07-26 |
| GB0226730D0 (en) | 2002-12-24 |
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