CN111956931A - Atomizing medicine feeding device integrated in breathing machine pipeline - Google Patents
Atomizing medicine feeding device integrated in breathing machine pipeline Download PDFInfo
- Publication number
- CN111956931A CN111956931A CN202010778853.3A CN202010778853A CN111956931A CN 111956931 A CN111956931 A CN 111956931A CN 202010778853 A CN202010778853 A CN 202010778853A CN 111956931 A CN111956931 A CN 111956931A
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- Prior art keywords
- supply pipe
- adjusting
- gas supply
- adjusting plate
- mixed gas
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- 239000003814 drug Substances 0.000 title claims abstract description 36
- 230000029058 respiratory gaseous exchange Effects 0.000 title abstract description 8
- 239000000443 aerosol Substances 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 22
- 238000000889 atomisation Methods 0.000 abstract description 21
- 239000002245 particle Substances 0.000 abstract description 8
- 238000012377 drug delivery Methods 0.000 abstract description 5
- 230000002093 peripheral effect Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 229940079593 drug Drugs 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000002572 peristaltic effect Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 208000004756 Respiratory Insufficiency Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 201000004193 respiratory failure Diseases 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/14—Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
- A61M11/001—Particle size control
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Emergency Medicine (AREA)
- Nozzles (AREA)
Abstract
The invention discloses an atomization drug delivery device integrated in a breathing machine pipeline, and relates to the technical field of medical instruments. The invention comprises a mixed gas supply pipe and a medicine supply pipe; the fixed plates are fixed in the mixed gas supply pipe side by side; the side wall of the mixed gas supply pipe is provided with an adjusting notch; an adjusting plate is rotatably connected between the two fixed plates through a connecting column; the side surfaces of the two fixed plates are circumferentially arrayed with vent holes; the connecting column is provided with an atomization hole, and two ends of the atomization hole respectively penetrate through the fixing plate; the medicine supply pipe corresponds to the position of the atomization hole; the side surface of the adjusting plate is provided with an adjusting hole corresponding to the vent hole; and a deflector rod in clearance fit with the adjusting notch is fixed on the peripheral side surface of the adjusting plate. According to the invention, the air flow is adjusted by rotating the adjusting plate, so that the particle size of the atomized liquid drop is adjusted, and the purpose of uniform and controllable particle size of the atomized liquid drop is realized.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an atomization drug delivery device integrated in a breathing machine pipeline.
Background
The medical respirator can effectively replace the function of spontaneous ventilation, is widely used for respiratory failure caused by various reasons, anesthesia respiratory management during major operations, respiratory support treatment and emergency resuscitation, occupies an important position in the modern medical field, and is a vital medical device capable of preventing and treating respiratory failure, reducing complications and saving and prolonging the life of a patient.
In the prior art, a medical respirator generally only provides an oxygen supply function, the medical respirator is lack of adaptability to patients who need to carry out atomization administration while oxygen inhalation, and the patients need to stop oxygen inhalation and take off an oxygen inhalation device to carry out atomization, so that the medical respirator is troublesome to operate, prolongs treatment time and is unfavorable for the recovery of the patients.
For example, the invention 201910716550.6 in China discloses a medical respirator capable of carrying out atomization administration, which comprises a main body of the respirator, wherein an oxygen supply device and an atomization administration box are combined. The oxygen inhalation device can meet the requirements of oxygen inhalation and atomization administration of patients at the same time, does not need to replace instruments, and is convenient to use.
Meanwhile, the size of the particle size of the atomized liquid drops of the existing respirator combined with the atomization device is not easy to adjust, and the particle size of the atomized liquid drops cannot be adjusted according to the use condition. Moreover, the existing atomization device can only atomize single liquid medicine, and cannot realize simultaneous atomization of two liquid medicines or enable the two liquid medicines to generate a mixed micro-wrapping state.
But this technical solution combines oxygen suppliment and atomizing device simply to the structure is comparatively complicated, integrates difficultly, and the convenience of use is relatively poor.
Disclosure of Invention
The invention aims to provide an atomization drug delivery device integrated in a breathing machine pipeline, which is characterized in that a fixing plate, a connecting column and a drug delivery pipe are arranged, an adjusting plate is arranged between the two fixing plates, and the adjusting plate is rotated to adjust the air flow, so that the particle size of atomized liquid drops can be adjusted, and the problem that the particle size of the existing atomized liquid drops cannot be adjusted is solved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an atomization drug delivery device integrated in a breathing machine pipeline, which comprises a mixed gas supply pipe and a drug supply pipe; the inner walls of the mixed gas supply pipes are fixedly connected with fixing plates side by side; the side wall of the mixed gas supply pipe is provided with an adjusting notch, and the adjusting notch is positioned between the two fixing plates;
a connecting column is fixedly connected between the two fixing plates; the side surfaces of the two fixing plates are circumferentially arrayed with vent holes in one-to-one correspondence;
the connecting column and the mixed gas supply pipe are arranged concentrically; one end of the connecting column is provided with an atomizing hole, and two ends of the atomizing hole respectively penetrate through the side surface of the fixing plate; the peripheral side surface of the connecting column is rotatably connected with an adjusting plate;
one end of the medicine supply pipe is connected with a medicine supply device, and the other end of the medicine supply pipe penetrates through the side wall of the mixed gas supply pipe and corresponds to the position of the atomization hole;
two side surfaces of the adjusting plate are respectively attached to the fixing plate; the side surface of the adjusting plate is provided with a connecting hole matched with the connecting column; the side surface of the adjusting plate is provided with adjusting holes which correspond to the vent holes one by one; the peripheral side surface of the adjusting plate is fixedly connected with a deflector rod in clearance fit with the adjusting notch.
Furthermore, the atomizing hole is of a round table-shaped structure, and the flaring end is positioned at one side close to the medicine supply pipe.
Furthermore, annular grooves are formed in opposite side surfaces of the adjusting plate; and a sliding sealing ring is arranged in the annular groove.
Furthermore, the upper end of the shifting rod is fixedly connected with a shifting block; the shifting block is of an arc structure matched with the outer wall of the mixed gas supply pipe.
The invention has the following beneficial effects:
1. according to the invention, the medicine supply pipe is arranged in the mixed air supply pipe and corresponds to the atomizing hole, and the liquid medicine in the medicine supply pipe is blown through the atomizing hole through the airflow, so that the liquid medicine is atomized, the structure is compact, the integration is high, and the integral use convenience is effectively improved.
2. According to the invention, through rotating the adjusting plate, the ventilation quantity can be adjusted, and through controlling the flow of the liquid medicine in the medicine supply pipe and the ventilation quantity of the air supply pipe, the particle size of atomized liquid drops can be adjusted, so that the atomization process is highly controllable, and the use convenience and the practicability are effectively improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of an aerosol administration device integrated into a ventilator circuit according to the present invention;
FIG. 2 is a front view of the structure of FIG. 1;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a half sectional view of a hybrid gas supply tube;
FIG. 5 is a schematic view of the adjusting plate;
in the drawings, the components represented by the respective reference numerals are listed below:
1-mixed gas supply pipe, 2-medicine supply pipe, 3-fixing plate, 4-adjusting plate, 101-adjusting notch, 301-connecting column, 302-vent hole, 303-atomizing hole, 401-connecting hole, 402-adjusting hole, 403-driving rod, 404-sliding sealing ring and 405-shifting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1, 2 and 4, the present invention is an aerosol administration device integrated in a ventilator circuit, including a mixing gas supply tube 1 and a drug supply tube 2; one end of the mixed air supply pipe 1 is connected with a breathing machine, and the other end is connected with accessories such as a breathing mask. The inner wall of the mixed gas supply pipe 1 is fixedly connected with fixing plates 3 in parallel. The side wall of the mixed gas supply pipe 1 is provided with an adjusting notch 101, and the adjusting notch 101 is positioned between the two fixing plates 3;
a connecting column 301 is fixedly connected between the two fixing plates 3; the side surfaces of the two fixing plates 3 are circumferentially arrayed with one-to-one corresponding vent holes 302.
The connecting column 301 and the mixed gas supply pipe 1 are arranged concentrically; atomizing hole 303 has been seted up to spliced pole 301 one end, and the fixed plate 3 side is run through respectively at atomizing hole 303 both ends, and spliced pole 301 week side rotates and is connected with regulating plate 4.
As shown in fig. 3 and 4, one end of the medicine supply tube 2 is connected with a medicine supply device, and the other end thereof penetrates through the side wall of the mixing gas supply tube 1 and corresponds to the atomizing holes 303, and the medicine supply tube 2 can be a capillary tube, a glass tube, a stainless steel needle, or the like.
The medicine supply device comprises two liquid storage tanks and a peristaltic pump, and the medicine liquid is injected into the medicine supply pipe 2 through the peristaltic pump. Wherein, the atomization hole 303 is a round table-shaped structure, and the flaring end is positioned at one side close to the powder supply pipe 2. The liquid medicine flows out from the medicine supply pipe 2, passes through the atomizing holes 303 under the action of the air flow, and forms micro liquid drops under the shearing action of the atomizing holes 303 and the air flow, so that the atomization of the liquid medicine is realized.
As shown in fig. 3 and 5, two side surfaces of the adjusting plate 4 are respectively attached to the fixing plate 3; the side surface of the adjusting plate 4 is provided with a connecting hole 401 matched with the connecting column 301; the side surface of the adjusting plate 4 is provided with adjusting holes 402 which correspond to the vent holes 302 one by one; a shift lever 403 in clearance fit with the adjusting notch 101 is fixedly connected to the peripheral side surface of the adjusting plate 4.
Rotate regulating plate 4 through driving lever 403 and make regulating hole 402 and air vent 302 produce the dislocation, thereby realize the regulation to the air current flow in the mixed gas supply pipe 1, thereby steerable air current flow through atomizing hole 303, thereby realize the regulation to the atomization effect of liquid medicine, make the size of atomizing liquid droplet particle diameter obtain adjusting, also can realize the regulation of atomization effect through the flow of liquid medicine in peristaltic pump control medicine supply pipe 2 simultaneously, thereby the realization is even controllable to atomizing liquid droplet.
Preferably, one opposite side surface of the adjusting plate 4 is provided with an annular groove; a sliding seal ring 404 is provided in the annular groove, and the sealing effect between the adjustment plate 4 and the fixing plate 3 can be improved by the sliding seal ring 404.
Meanwhile, the upper end of the shift lever 403 is fixedly connected with a shift block 405; the shifting block 405 is of an arc structure matched with the outer wall of the mixed gas supply pipe 1, adjustment convenience can be improved through the shifting rod 403, anti-skidding grooves can be uniformly distributed on the upper surface of the shifting rod 403, and anti-skidding effect during adjustment is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. An aerosol administration device integrated in a ventilator circuit, comprising: comprises a mixed gas supply pipe (1) and a medicine supply pipe (2); the inner wall of the mixed gas supply pipe (1) is fixedly connected with fixing plates (3) side by side; the side wall of the mixed gas supply pipe (1) is provided with an adjusting notch (101), and the adjusting notch (101) is positioned between the two fixing plates (3);
a connecting column (301) is fixedly connected between the two fixing plates (3); the side surfaces of the two fixing plates (3) are circumferentially arrayed with vent holes (302) which are in one-to-one correspondence;
the connecting column (301) and the mixed gas supply pipe (1) are arranged concentrically; one end of the connecting column (301) is provided with an atomizing hole (303), and two ends of the atomizing hole (303) respectively penetrate through the side surface of the fixing plate (3); the circumferential side surface of the connecting column (301) is rotatably connected with an adjusting plate (4);
one end of the medicine supply pipe (2) is connected with a medicine supply device, and the other end of the medicine supply pipe penetrates through the side wall of the mixed air supply pipe (1) and corresponds to the atomizing holes (303);
two side surfaces of the adjusting plate (4) are respectively attached to the fixing plate (3); the side surface of the adjusting plate (4) is provided with a connecting hole (401) matched with the connecting column (301); the side surface of the adjusting plate (4) is provided with adjusting holes (402) which correspond to the vent holes (302) one by one; the side surface of the adjusting plate (4) is fixedly connected with a shifting lever (403) which is in clearance fit with the adjusting notch (101).
2. The aerosol administration device integrated in a ventilator circuit according to claim 1, wherein the aerosol hole (303) has a truncated cone-shaped structure, and the flared end is located at a side close to the administration tube (2).
3. The aerosol administration device integrated in a ventilator circuit according to claim 1, wherein one opposite side of the regulating plate (4) is provided with an annular groove; a sliding sealing ring (404) is arranged in the annular groove.
4. The aerosol delivery device integrated in a ventilator circuit according to claim 1, 2 or 3, wherein a dial (405) is fixedly connected to an upper end of the dial (403); the shifting block (405) is of an arc structure matched with the outer wall of the mixing gas supply pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010778853.3A CN111956931B (en) | 2020-08-05 | Atomization drug delivery device integrated in ventilator pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010778853.3A CN111956931B (en) | 2020-08-05 | Atomization drug delivery device integrated in ventilator pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111956931A true CN111956931A (en) | 2020-11-20 |
| CN111956931B CN111956931B (en) | 2024-11-12 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915347A (en) * | 2021-01-21 | 2021-06-08 | 浙江大学医学院附属第一医院 | Prostacyclin liquid medicine electrode atomizing device capable of being connected with breathing machine |
| CN113082446A (en) * | 2021-04-08 | 2021-07-09 | 江西省人民医院 | Department of anesthesia uses controllable formula anaesthesia device |
| CN113598904A (en) * | 2021-08-10 | 2021-11-05 | 张加永 | Pelvic floor operation puncture outfit for internal medicine operation |
| CN113674831A (en) * | 2021-07-19 | 2021-11-19 | 深圳来福士雾化医学有限公司 | Quantitative aerosol administration method, system, device and computer readable storage medium |
| CN113693775A (en) * | 2021-08-25 | 2021-11-26 | 延边大学 | Model preparation aerosol inhalation device and method for asthma mouse |
| CN114588506A (en) * | 2022-03-07 | 2022-06-07 | 广东固特超声股份有限公司 | Automatic regulating system for nasal cavity atomization, wetting, inflammation diminishing and sterilization device |
| CN114618061A (en) * | 2022-04-12 | 2022-06-14 | 深圳融昕医疗科技有限公司 | Breathing machine |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112915347A (en) * | 2021-01-21 | 2021-06-08 | 浙江大学医学院附属第一医院 | Prostacyclin liquid medicine electrode atomizing device capable of being connected with breathing machine |
| CN112915347B (en) * | 2021-01-21 | 2023-09-05 | 浙江大学医学院附属第一医院 | Prostacyclin liquid medicine electrode atomizing device capable of being connected with breathing machine |
| CN113082446A (en) * | 2021-04-08 | 2021-07-09 | 江西省人民医院 | Department of anesthesia uses controllable formula anaesthesia device |
| CN113674831A (en) * | 2021-07-19 | 2021-11-19 | 深圳来福士雾化医学有限公司 | Quantitative aerosol administration method, system, device and computer readable storage medium |
| CN113598904A (en) * | 2021-08-10 | 2021-11-05 | 张加永 | Pelvic floor operation puncture outfit for internal medicine operation |
| CN113598904B (en) * | 2021-08-10 | 2022-07-05 | 张加永 | Pelvic floor operation puncture outfit for internal medicine operation |
| CN113693775A (en) * | 2021-08-25 | 2021-11-26 | 延边大学 | Model preparation aerosol inhalation device and method for asthma mouse |
| CN113693775B (en) * | 2021-08-25 | 2024-02-06 | 延边大学 | Model preparation aerosol inhalation device and method for asthmatic mice |
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