CN107095701A - A kind of closure basket and the plugging device with the basket - Google Patents
A kind of closure basket and the plugging device with the basket Download PDFInfo
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- CN107095701A CN107095701A CN201710372257.3A CN201710372257A CN107095701A CN 107095701 A CN107095701 A CN 107095701A CN 201710372257 A CN201710372257 A CN 201710372257A CN 107095701 A CN107095701 A CN 107095701A
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- Prior art keywords
- basket
- closure
- marmem
- blocked
- high molecular
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12027—Type of occlusion
- A61B17/12031—Type of occlusion complete occlusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/1214—Coils or wires
- A61B17/12145—Coils or wires having a pre-set deployed three-dimensional shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12159—Solid plugs; being solid before insertion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
- A61B2017/00871—Material properties shape memory effect polymeric
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Reproductive Health (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Materials For Medical Uses (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Abstract
Basket and plugging device with the basket are blocked the invention provides a kind of, closure basket is formed by many establishment silks braidings, and the compositions of many establishment silks include marmem and high molecular polymer.Wherein, marmem mainly plays skeletal support, sizing；High molecular polymer has more preferable stability compared to marmem under laser.By polymeric material and marmem Co-knit, closure basket memory resilience of the invention is preferable, and with more preferable stability under laser.
Description
Technical field
It is a kind of closure basket and the closure with the basket specifically the present invention relates to technical field of medical instruments
Device.
Background technology
Ureteral calculi is one of common disease of Urology Surgery.The primary treatments of ureteral calculi include now：Body
Combined use of ESWL lithotrity (ESWL), ureterolithotomy and ureteroscope lithotrity etc..Ureteroscope lithotrity, is to utilize
One diameter 3mm or so thin mirror, inserts ureter by urethra, bladder, ureteral calculi or kidney stone is smashed into taking-up.
It is not done any otch on body, is that a kind of pure Urology Surgery hysteroscope is micro- using the natural urinary system cavity of human body
Invasive procedures.Suitable for the invalid various ureteral calculis of expectant treatment and part kidney stone.With ureterolithotomy phase
Than ureteroscope lithotrity has the advantages that small, the painful light, recovery of damage is fast；Compared with extracorporeal shock-wave lithotripsy, it is treated
The course of disease is shorter, efficient high.Current ureteroscope rubble stone-extraction operation is also present in certain deficiency, such as ureter, epimere calculus
And stone debris is easily poured the recoil strength refunds renal plevis of current or rock breaking tool or enters kidney calices, and cause kidney stone,
Increase operating difficulty.Blockaded by instrument above ureteral calculi is to prevent that ureteral calculi from being recoiled back the important hand of kidney
Section, clinically also there is some ureter closure devices at present, but these ureter plugging devices still suffer from one in actual use
Fixed shortcoming.
COOK companies of the U.S. have manufactured a kind of N-Trap sets stone indigo plant, and it is the bowl structure by metal wire knitted, with
Preventing calculus chip from being drifted about into kidney so as to play in bowl-shape across calculus rear distraction.But the blue volume of the set stone is larger, no
It is easy to place, is also possible to promote calculus to shift it in placement process；Except disadvantages mentioned above, applicant also sends out under study for action
Existing, the product is easily interrupted during laser lithotripsy by laser, occurs basket damaged, there is the risk that calculus is slipped through the net；
And in the case where needs drag and take shifting stone, the section of basket wire easily scratches ureter tube wall, and severe patient causes concurrently
Disease.
The BostonScientific companies in the U.S. have also manufactured a kind of Stone Cone stone extraction baskets, and it is by wire
The mosquito-repellent incense dish structure of a taper is reversed into, applicant has found the problem of it is equally existed easily by laser burns under study for action,
Basket becomes fragile after by calcination, is easily broken off, it is impossible to realizes effective closure, there is great risk.
A kind of plugging device that can be used in ureter stone operation, the closure of the device are also disclosed in first product
Thing enter body cavity when, before non-tension and compression, can with membranaceous, strip, banding, sheet, tubulose, sleeve-like or other do not advise
Flat pattern expansion then, but foldable structure can be formed by drawing in its axial direction.Pass through one in its axial direction
Seal wire is pulled, and plug is axially compressed, and plug length shortens, and width broadens, and forms plugging structure, the closure of expansion
Thing can realize effective block through folding, distortion, spiral or other modes formation bolt shape plug.But the plug exists
Volume under flat pattern is also larger, is not easy to place, and equally exists the possibility for promoting calculus to shift it in placement process,
The plug can thoroughly hinder flow of fluid, it is difficult to be pulled in ureter.
Therefore it provides a kind of Stability Analysis of Structures, being easy to the closure basket and plugging device with the basket placed to turn into this
Medical field technical problem urgently to be resolved hurrily.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of Stability Analysis of Structures, it is easy to the closure basket of placement and with the net
The plugging device of basket.
In order to solve the above technical problems, the invention provides one kind block basket, the basket by many establishment silks braiding and
Into the composition of many establishment silks includes marmem and high molecular polymer.
Further, marmem is NiTi system marmem.
Further, high molecular polymer is selected from fluoropolymer, polyurethane, nylon elastomer, polyethylene or polypropylene
In one or more.
Further, fluoropolymer is polytetrafluoroethylene (PTFE).
Further, many establishment silks include the wire being made up of marmem and are made up of high molecular polymer
Polymer filament.
Further, wire and the radical of polymer filament ratio are 1-49：51-99.
Further, many establishment silks include compound establishment silk, and being combined establishment silk includes internal layer by marmem system
Into it is metal-cored, and be coated on the metal-cored outer polymeric jacket being made up of high molecular polymer.
Further, the thickness of polymeric jacket is 0.01mm-2mm.
Further, present invention also offers a kind of plugging device, including outer tube and plug members, plug members include soft
Property soft head, mandrel, handle and any of the above-described kind of closure basket, mandrel is arranged in outer tube, the non-intrusive end connection handle of mandrel,
The insertion end of mandrel coats flexible soft head, and closure basket is connected on the mandrel between flexible soft head and handle, and handle is used for
Control closure basket stretches out or retraction outer tube.
In summary, the closure basket that the present invention is provided is formed by many establishment silk braidings, the composition bag of many establishment silks
Include marmem and high molecular polymer.Wherein, marmem mainly plays skeletal support, sizing；High score
Sub- polymer phase has more preferable stability compared with marmem under laser.Closed by polymeric material and shape memory
Golden Co-knit, closure basket memory resilience of the invention is preferable, and with more preferable stability under laser.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description：
Figure 1A is a kind of basket braiding structure schematic diagram provided by the present invention；
Figure 1B is another basket braiding structure schematic diagram provided by the present invention；
Fig. 2 is the compound diagrammatic cross-section for working out silk provided by the present invention；
Fig. 3 is the separation schematic diagram of plugging device provided by the present invention；
Fig. 4 is a kind of bonding state perspective diagram of plugging device provided by the present invention；
Fig. 5 is another bonding state perspective diagram of plugging device provided by the present invention.
Element numbers are as follows：
100- outer tubes
200- plug members
210- blocks basket
211- wires
212- polymer filaments
213- is metal-cored
214- polymeric jackets
220- mandrels
230- handles
The flexible soft heads of 240-
Embodiment
Presently in connection with accompanying drawing, the better embodiment of the present invention is discussed in detail.Although description of the invention will combine each
Embodiment is introduced together, but this feature for not representing this invention is only limitted to the several embodiments.On the contrary, combining real
The purpose that the mode of applying makees invention introduction is the other selections for being possible to extend to cover the claim based on the present invention
Or transformation.In order to which the depth provided to the present invention understands, many concrete details will be included in describing below.The present invention can also
Implement without using these details.In addition, in order to avoid the emphasis of the chaotic or fuzzy present invention, some details will in the de-scription
It is omitted.
" on ", " under ", "left", "right", " top ", " bottom ", are in order to preferably in addition, used in the following description
Describe the better embodiment of the present invention and set, should not be construed as limiting the invention.
" insertion end " in the present invention refer in a state of use, apart from chamber inlet position and operator it is farthest one
End, the corresponding other end near chamber inlet position and operator is non-intrusive end.
Basket 210 is blocked the invention provides one kind, the basket is formed by many establishment silk braidings, the group of many establishment silks
Into including marmem and high molecular polymer.Wherein, marmem mainly plays skeletal support, sizing,
Make entirely to block basket 210 with preferably memory resilience；High molecular polymer is compared to marmem under laser
With more preferable stability, after high molecular polymer is added, closure basket 210 of the invention has more preferable under laser
Stability.
Further, the marmem in the present invention refers to deform when being acted on by external force, disappears in external force
It can recover the alloy of its original-shape again after mistake.Common marmem has NiTi system marmem, cupro-nickel system
Marmem, copper aluminium system marmem, copper zinc system marmem, iron system marmem (Fe-Mn-Si,
Fe-Pd) etc..In foregoing marmem, NiTi system marmem possesses preferably elasticity and memory resilience,
It is preferred to use NiTi system marmem in the present invention.
Further, the closure basket that the present invention is provided is not particularly limited for the composition of high molecular polymer, as long as
Disclosure satisfy that the use of stone extraction basket needs, can be selected from polyolefin, polyvinyl chloride, polyester such as polyethylene, polypropylene
(PET, PBT etc.), polyamide, polyimides, polyurethane, polystyrene, makrolon, organic siliconresin, fluoropolymer
The various rubbers such as composite, latex rubber, silicone rubber, the nylon elastomer of (PTFE, ETFE, PFA etc.) or these materials
One or more in glue material.
Further, to make closure basket 210 have more preferable stability under laser, high molecular polymer preferably is selected from containing
One or more in fluoropolymer, polyurethane, nylon elastomer, polyethylene or polypropylene, wherein, fluoropolymer, poly- ammonia
Ester or nylon elastomer are owned by preferable biocompatibility, thus the closure basket 210 prepared using foregoing three kinds of polymer
Compatibility with cavity is preferable, and is not susceptible to breakage.
Further, fluoropolymer is preferably polytetrafluoroethylene (PTFE).Compared to other macromolecule polymer materials, poly- four
Stability of the PVF under laser is preferable, and frictional force is small, and the smoothness with body cavities is good, it is possible to reduce closure basket
To the damage of cavity in 210 moving process.
Further, the establishment silk in the present invention includes wire 211, the polyphosphazene polymer being made of marmem
Polymer filament 212 that compound is made and the compound establishment silk being collectively forming by marmem and high molecular polymer.It is many
The composition of root establishment silk includes marmem and high molecular polymer is realized by following various ways.As shown in Figure 1A
In a kind of basket braiding structure, wire 211 and polymer filament 212 can be woven respectively as independent organization unit,
If breakage occurs under laser action for the wire 211 of basket certain, the polymer filament 212 of remainder can also be played
The effect of certain closure rubble, using the marmem and the overall consumption of high molecular polymer of this preparation method
Few, the cost for blocking basket 210 is relatively low.
Preferably, another basket braiding structure as shown in Figure 1B, wire 211 and polymer filament 212 can also lead to
Cross the mode tangled either side by side to be woven collectively as an organization unit, if the gold of closure basket 210 certain
Category silk 211 is struck off by laser and occurs breakage, and remaining polymer filament 212 can also play a part of blocking rubble well,
The closure function of basket is hardly affected.
The method worked out jointly by wire 211 and polymer filament 212 using above two, can be pre-machined substantial amounts of
Wire 211 and polymer filament 212, can just be adjusted by the quantity of wire 211 and polymer filament 212 during adjustment braiding
Save marmem and high molecular polymer consumption.
Further, the present invention is not particularly limited for the consumption of wire 211 and polymer filament 212.With polymerization
The count of polymer filament 212 declines on the reduction of thing 212 consumptions of silk, basket, the marmem formation on basket
When wire 211 occurs broken under laser, the grid of basket becomes big, the size increase for the minimum rubble that basket can be blocked；When
During the consumption increase of polymer filament 212, the establishment density reduction of wire 211, stability of the basket under laser is preferable, still
The so memory resilience of basket after deformation can decrease, can be according to the stability in actual use to basket and memory
It is elastic to need to adjust wire 211 and the amount ratio of polymer filament 212.From taking into account stability and note of the basket under laser
From the aspect of recalling resilience two, it is preferable that the radical of wire 211 and polymer filament 212 during basket braiding compares 1-49：
51-99, the stability of basket is greatly improved within the range, and it is suitable with pure Metal net basket to remember resilience.Gold
The ratio of category silk 211 and polymer filament 212 is more preferably 1-10：90-99.
Further, many establishment silks include compound establishment silk, as shown in Fig. 2 compound establishment silk includes internal layer by shape
Memorial alloy be made metal-cored 213, and the polymeric jacket 214 being made up of high molecular polymer being coated on outside metal-cored 213.
Basket prepared by the compound establishment silk obtained using this high molecular polymer wrapped shapes memorial alloy, the stabilization under laser
Time is suitable with basket prepared by straight polymer material, even if metal-cored 213 are broken, due to the cladding of outer layer copolymer,
The metal material of fracture will not also be scattered in cavity, and the section of metal will not also scratch cavity；And prepared by compound establishment silk
The memory resilience of basket is suitable with closure basket prepared by pure memorial alloy, and fully cavity can be blocked.More enter
One step, wire 211 and/or polymer filament 212 can also be added with convenient in the basket for using compound establishment silk braiding
The amount ratio of ground adjustable shape memorial alloy and high molecular polymer.
Further, the present invention is not particularly limited for metal-cored 213 diameter, and the thickness of polymeric jacket 214 is preferred
More than 0.01mm, below 2mm.
Further, basket can be individual layer basket or multilayer basket, and each of which layer basket is all by high molecular polymerization
What thing and marmem were collectively forming.Overall structure for basket can be using the common structure in this area, such as column
Or it is discoid, it is preferable that basket is the column structure shown in Fig. 3.
Further, the present invention is not particularly limited for working out the shape of silk, can be circular, ellipse either six
The column structure of side shape or the structure of sheet.
Further, present invention also offers a kind of plugging device, for the ease of observation, closure dress is provided in Fig. 3
The separation schematic diagram put, it includes outer tube 100 and plug members 200, plug members 200 include flexible soft first 240, mandrel 220,
Handle 230 and any of the above-described kind of closure basket 210, mandrel 220 are arranged in outer tube 100, the non-intrusive end connection hand of mandrel 220
Handle 230, the insertion end of mandrel 220 is coated with formed by polymeric material flexible soft first 240, and closure basket 210 is set in core
On axle 220, closure basket 210 is fixed on the mandrel 220 between flexibility soft first 240 and handle 230, it is preferable that closure basket
210 are set close to flexible soft first 240.Handle 230 is used to control basket to stretch out or retraction outer tube 100.
Further, as shown in figure 4, before the use, outer tube 100 and plug members 200 are combined, wherein blocking
Basket 210 is outside outer tube 100.As shown in figure 5, in use, outer tube is pulled by basket 210 is blocked by handle 230
In 100, basket is compressed in outer tube 100, and the diameter of basket diminishes, length increase, then in the presence of endoscope, by the envelope
Block apparatus is placed to the distal end of calculus through calculus, then by the control of handle 230 closure basket 210 relative to outer tube 100 to
Calculus rear is stretched out so that closure basket 210 recovers to original-shape as shown in Figure 4, to form sufficient envelope to cavity wall
It is stifled.In laser lithotripsy and after the completion of taking stone process, it can be returned to by the control closure basket 210 of handle 230 in outer tube 100, with
Afterwards, whole plugging device is taken out.
Further, basket only one end is fixed on mandrel 220, is connected with flexibility soft first 240, the other end of basket can
Slided up and down along mandrel 220, one end of mandrel 220 has position-limit mechanism, prevent basket from being compressed in outer tube 100 by excess load,
Influence memory resilience.Further, mandrel 220 be metal core axle, it is preferable that be stainless steel wire or nitinol alloy wire, but
The invention is not limited in this, mandrel 220 can also be any filamentous structure, and filamentary structure can also select any gold
Category or non-metallic material, as long as the basic function of plug members 200 can be realized.
Further, outer tube 100 can be single or multiple lift structure, preferably sandwich construction, for example, using PEEK and/
Or nylon elastomer formation outer layer, for providing the compatibility between outer tube 100 and cavity, it is to avoid stab inwall, both materials
Expect that stability is good, change of properties very little, low temperature is non-sclerous, corrosion-resistant and ageing-resistant ability is strong, even if the outer tube 100 being made with this
Place for a long time, structure will not also change.Intermediate layer uses metal knitted or spring enhancing structure, it is ensured that outer tube 100
Insertion property and radial dilatation.Inner tube uses fluorine material or high-density polyethylene material, for reducing outer tube 100 and closure structure
Frictional force between part 200, is easy to place plug members 200.
In summary, the closure basket that the present invention is provided is formed by many establishment silk braidings, the composition bag of many establishment silks
Marmem and high molecular polymer are included, can be used for the closure and removal of lithangiuria in urinary system.Block basket
Formed by marmem and high molecular polymer Co-knit, wherein, marmem mainly plays skeletal support, sizing
Effect；High molecular polymer has more preferable stability compared to marmem under laser.Pass through polymeric material
With marmem Co-knit, making the closure basket of the present invention has preferably memory resilience, and having under laser
There is more preferable stability.
Above-mentioned explanation is the embodiment of embodiment in the present invention, the invention for being illustrated more clearly that the present invention
Design, but it is not for the restriction to scope of the presently claimed invention.According to the inventive concept of the present invention, this area skill
Art personnel can easy variants and modifications the above embodiments, the variants and modifications that these belong in the inventive concept of the present invention are equal
Within the scope of appended claims of the present invention.
Claims (9)
1. one kind closure basket, it is characterised in that the basket is formed by many establishment silk braidings, the group of many establishments silk
Into including marmem and high molecular polymer.
2. basket is blocked as claimed in claim 1, it is characterised in that the marmem is that NiTi system shape memory is closed
Gold.
3. basket is blocked as claimed in claim 1, it is characterised in that the high molecular polymer is selected from fluoropolymer, gathered
One or more in urethane, nylon elastomer, polypropylene or polyethylene.
4. basket is blocked as claimed in claim 3, it is characterised in that the fluoropolymer is polytetrafluoroethylene (PTFE).
5. basket is blocked as claimed in claim 1, it is characterised in that many establishments silk includes being closed by the shape memory
Wire that gold is made and the polymer filament being made up of the high molecular polymer.
6. basket is blocked as claimed in claim 5, it is characterised in that the wire and the radical of polymer filament ratio are
1-49：51-99.
7. basket is blocked as claimed in claim 1, it is characterised in that many establishments silk includes compound establishment silk, described
Compound establishment silk include internal layer by the marmem be made it is metal-cored, and be coated on described metal-cored outer by described
The polymeric jacket that high molecular polymer is made.
8. basket is blocked as claimed in claim 7, it is characterised in that the thickness of the polymeric jacket is 0.01mm to 2mm.
9. a kind of plugging device, it is characterised in that including outer tube and plug members, the plug members include flexible soft head, core
Closure basket any one of axle, handle and claim 1-8, the mandrel is arranged in the outer tube, the mandrel
Non-intrusive end connect the handle, the insertion end of the mandrel is coated with the flexible soft head, and the closure basket is connected to
On the mandrel between the flexible soft head and the handle, the handle is used to control the closure basket to stretch out or retract
The outer tube.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372257.3A CN107095701A (en) | 2017-05-23 | 2017-05-23 | A kind of closure basket and the plugging device with the basket |
| PCT/CN2017/105626 WO2018214384A1 (en) | 2017-05-23 | 2017-10-11 | Blocking basket and blocking device having same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710372257.3A CN107095701A (en) | 2017-05-23 | 2017-05-23 | A kind of closure basket and the plugging device with the basket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107095701A true CN107095701A (en) | 2017-08-29 |
Family
ID=59669020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710372257.3A Pending CN107095701A (en) | 2017-05-23 | 2017-05-23 | A kind of closure basket and the plugging device with the basket |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107095701A (en) |
| WO (1) | WO2018214384A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742755A (en) * | 2018-08-28 | 2018-11-06 | 苏州市倍咏医疗科技有限公司 | A kind of ureteral calculi plugging device |
| WO2018214384A1 (en) * | 2017-05-23 | 2018-11-29 | 上海英诺伟医疗器械有限公司 | Blocking basket and blocking device having same |
| CN113286549A (en) * | 2019-06-05 | 2021-08-20 | 恩多沙普公司 | Systems, devices, and methods for improved occlusion and delivery |
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| CN1875894A (en) * | 2006-07-06 | 2006-12-13 | 何健峰 | Occlusive device for treating septal defect of congenital heart disease |
| CN101234041A (en) * | 2008-01-31 | 2008-08-06 | 上海交通大学 | Atrial septal defect plugging device knitted by degradable material |
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| CN107095701A (en) * | 2017-05-23 | 2017-08-29 | 上海英诺伟医疗器械有限公司 | A kind of closure basket and the plugging device with the basket |
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2017
- 2017-05-23 CN CN201710372257.3A patent/CN107095701A/en active Pending
- 2017-10-11 WO PCT/CN2017/105626 patent/WO2018214384A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1875894A (en) * | 2006-07-06 | 2006-12-13 | 何健峰 | Occlusive device for treating septal defect of congenital heart disease |
| CN101234041A (en) * | 2008-01-31 | 2008-08-06 | 上海交通大学 | Atrial septal defect plugging device knitted by degradable material |
| CN102149424A (en) * | 2008-09-11 | 2011-08-10 | Aga医药有限公司 | Device for occluding vascular defects |
| CN204581597U (en) * | 2015-03-06 | 2015-08-26 | 杭州启明医疗器械有限公司 | A kind of intervention apparatus conveying system |
| WO2017016411A1 (en) * | 2015-07-28 | 2017-02-02 | 杭州诺茂医疗科技有限公司 | Left auricle occluding device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018214384A1 (en) * | 2017-05-23 | 2018-11-29 | 上海英诺伟医疗器械有限公司 | Blocking basket and blocking device having same |
| CN108742755A (en) * | 2018-08-28 | 2018-11-06 | 苏州市倍咏医疗科技有限公司 | A kind of ureteral calculi plugging device |
| CN113286549A (en) * | 2019-06-05 | 2021-08-20 | 恩多沙普公司 | Systems, devices, and methods for improved occlusion and delivery |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018214384A1 (en) | 2018-11-29 |
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