CN105982716B - A kind of stone extraction basket - Google Patents
A kind of stone extraction basket Download PDFInfo
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- CN105982716B CN105982716B CN201510083578.2A CN201510083578A CN105982716B CN 105982716 B CN105982716 B CN 105982716B CN 201510083578 A CN201510083578 A CN 201510083578A CN 105982716 B CN105982716 B CN 105982716B
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- basket
- distal portion
- end cap
- silk
- sheath
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Abstract
The present invention provides a kind of stone extraction basket, it include handle, close end and handle connection sheath, be sheathed in sheath push-and-pull rope and arranged on the basket portion of sheath distal portion, the both ends of push-and-pull rope are connected with described and basket portion, and basket portion stretches out or shrinks in sheath distal portion under the traction of push-and-pull rope；Basket portion includes more basket silks, end cap and safe kickoff mechanism, when basket portion is in normal condition, the distal portion of more basket silks is fixed in end cap by safe kickoff mechanism, and when basket portion takes stone that incarceration occurs, safe kickoff mechanism deviates from the distal portion of more basket silks out of end cap.The present invention can make basket silk take stone to deviate from when incarceration occurs out of end cap by taking off solution device safely, and then basket is deviate from safely out of patient biliary tract.Solve the problem for needing to take out by surgical operation when occurring incarceration in the past, while greatly reduce operation risk, reduce patient suffering.
Description
Technical field
The invention belongs to the stone taking device of medical instruments field, especially a kind of stone extraction basket for coordinating scope to use.
Background technology
Stone extraction basket is the common Medical treatment device for carrying out the ERCP (Endoscopic retrograde cholangio-pancreatiography art) such as biliary tract stone extraction operations
Tool.The taking-up of Biliary Calculi is operated under X-ray, its visual field and the effect looked at straight under scope can not phase body mention in the same breath,
Often the shape of calculus is difficult to judge in actual mechanical process, inevitably can not accurate judgement calculus
Size, or even the size of calculus can be judged by accident；In addition the size of major duodenal papilla in itself is limited；For larger-size knot
Has there is the basket incarceration often said in clinic when patient has found that major duodenal papilla cannot be hauled out by force in stone
Situation.Existing stone extraction basket is since the front end of basket silk is fixed, and stone extraction basket is originally experienced the system of a variety of conditions in addition
About, the bonding strength of its each several part be only capable of satisfaction take stone and can not rubble so that stone extraction basket can not be deviate from from calculus.It is this
In the case of often have to carry out surgical operation to take out the basket of incarceration and calculus, considerably increase clinical risk and patient's pain
It is bitter.
The content of the invention
In order to overcome existing stone extraction basket that incarceration occurs in Clinical practice and can not rubble so that stone extraction basket
The shortcomings that can not deviating from from calculus, the present invention provides a kind of stone extraction basket can when incarceration occurs by basket silk from calculus
Middle abjection, so that the basket of incarceration be deviate from safely out of patient biliary tract.
The technical solution that a kind of stone extraction basket of the present invention uses is：The sheath being connected including handle, close end with the handle
The push-and-pull rope manage, being sheathed in the sheath and the both ends point restricted arranged on the basket portion of the sheath distal portion, the push-and-pull
It is not connected with the handle and basket portion, the basket portion stretches out or shrinks remote in the sheath under the traction of the push-and-pull rope
End；The basket portion includes more basket silks, end cap and safe kickoff mechanism, and the close end of the more basket silks, which is fixed, to be connected
It is connected together and is fixedly connected with the distal end of the push-and-pull rope, the distal portion of the more basket silks is actively sheathed on the end
In cap, when basket portion is in normal condition, the distal portion of the more basket silks is fixed on described by the safe kickoff mechanism
In end cap, when basket portion takes stone that incarceration occurs the safe kickoff mechanism by the distal portion of the more basket silks from the end
Abjection in cap.
Specifically, the safe kickoff mechanism includes security thread, and the distal portion of the security thread penetrates end cap doubling-up and entangles
The distal portion of the basket silk makes the distal portion of basket silk be fixed in normal condition in the end cap, the security thread it is near
End is connected or is placed in the handle side with the handle.
Further, the distal portion of the basket silk is at least joined together to form semiclosed or closing ring two-by-two
Shape, the distal portion of the security thread is through the basket silk is semiclosed or the distal portion of closed circular is by the remote of the basket silk
End is fixed in normal condition in the end cap.
Further, the basket silk is one group two-by-two, is formed per networking basket silk by a bending placed in the middle so that per networking
The distal portion of basket silk in semiclosed or closing ring-type, the distal portion of the security thread pass through per the semiclosed of networking basket silk or
The distal portion per networking basket silk is fixed in the end cap by the distal portion of person's closed circular in normal condition.
Further, the side wall of the end cap is equipped with card slot, and the distal portion of the security thread is placed in the card slot.
Specifically, another described safe kickoff mechanism includes breaking piece, and the piece of breaking is placed in institute with can not deviating from
State in end cap, the on piece of breaking is equipped with least one card hole, and the card hole is by the distal portion of the basket silk in normal condition
Set is stuck in the end cap.
Further, the end cap madial wall is equipped with limiting stand, and the piece of breaking is inserted on the limiting stand.
Further, the end cap includes position-limiting tube and cap head portion, and the piece of breaking is arranged in the position-limiting tube and cap head
Between portion.
Further, the end cap is integrally formed with the piece of breaking.
Further, the distal portion of the basket silk is equipped with block piece, and the block piece is positioned at the upper table for breaking piece
On face.
Further, the on piece of breaking can also be equipped with rotation preventing device, and card slot is equipped with the rotation preventing device.
Further, the block piece is placed in the card slot of the rotation preventing device.
Relative to the prior art, a kind of stone extraction basket of the present invention is by taking off safely solution device so that basket silk is in normal shape
It is fixed in end cap, deviates from when taking stone that incarceration occurs out of end cap, so that the basket of incarceration be pacified out of patient biliary tract during state
Full abjection.Solve the problem for needing to take out by surgical operation when occurring incarceration in the past, while greatly reduce operation risk,
Reduce patient suffering.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of stone extraction basket of the present invention；
Fig. 2 is a kind of structure diagram of the first embodiment of stone extraction basket of the present invention；
Fig. 3 is the local I amplification view of Fig. 2；
Fig. 4 is the local I amplification decomposition diagram of Fig. 2；
Fig. 5 is a kind of basket silk structure diagram of the first embodiment of stone extraction basket of the present invention；
Fig. 6 is a kind of security thread structure diagram of the first embodiment of stone extraction basket of the present invention；
Fig. 7 is a kind of structure diagram of second of embodiment of stone extraction basket of the present invention；
Fig. 8 is local II amplification view of Fig. 7；
Fig. 9 is a kind of end cap configuration schematic diagram of second of embodiment of stone extraction basket of the present invention；
Figure 10 is that a kind of present invention second of embodiment of stone extraction basket breaks chip architecture schematic diagram；
Figure 11 is a kind of basket silk structure diagram of second of embodiment of stone extraction basket of the present invention；
Figure 12 is a kind of another structure diagram of second of embodiment of stone extraction basket of the present invention；
Figure 13 is local II amplification view of Figure 12；
Figure 14 is a kind of structure diagram of the rotation preventing device of second of embodiment of stone extraction basket of the present invention.
Embodiment
Illustrate a kind of embodiment of stone extraction basket of the present invention below in conjunction with the accompanying drawings, but the invention is not limited in
These embodiments.
It refer to shown in Fig. 1, a kind of stone extraction basket of the present invention includes handle 1, sheath 2, the push-and-pull rope being sheathed in sheath 2
3 and arranged on the basket portion 4 of sheath distal portion, wherein, handle 1 includes upper handle 1-2 and lower handle 1-1, upper handle 1-2 with
The close end connection of push-and-pull rope 3, lower handle 1-1 are connected with the near-end of sheath 2, and the distal portion of push-and-pull rope 3 is connected with basket portion 4,
Basket portion 4 stretches out under the traction of upper handle 1-2 and push-and-pull rope 3 or shrinks in the distal portion of sheath 2；Basket portion 4 includes more
Basket silk 5, end cap 6 and safe kickoff mechanism, basket silk 5 can be by wires or metallic cable as requested through heat treatment system
Link together into, the close end of more basket silks 5 and be fixedly connected with the distal end of push-and-pull rope, or more basket silks 5 is near
End winding collects or turns round volume and forms push-and-pull rope 3 and be connected by close end with upper handle 1-2, and the distal portion of more basket silks 5 can
Disengageably it is placed in end cap 6, basket silk 5 can be shunk when being pulled to diminish into the inner cavity of sheath 2, is being pushed out sheath
When basket silk can expand recovery using the shape-retaining force of itself；Safe kickoff mechanism fixes the distal portion of more basket silks 5
In end cap, when taking stone incarceration, firmly act on safe kickoff mechanism so that the distal portion of basket silk 5 and end cap it
Between loosen so that basket silk is deviate from out of end cap.
Embodiment one, on the basis of Fig. 1, with reference to shown in Fig. 2 to Fig. 6, safe kickoff mechanism of the invention includes safety
Silk 7, security thread 7 can be silk or rope, it is preferred that can be wire or rope, and security thread 7 can be with the sizing of basket silk
It is basically identical to handle shape, stone is taken beneficial to basket；Security thread 7 can be sheathed in sheath, can be also placed in outside sheath, security thread 7
Distal portion 7-1 penetrates the distal portion 5-1 that basket silk 5 is entangled in doubling-up in end cap 6, and the distal portion 5-1 of basket silk 5 can be bent into hook
Shape or ring-type (shown in such as Fig. 5 (b)), naturally it is also possible to it is that other are easy to make security thread 7 enclose the mode for entangling 5 distal portion of basket,
The distal portion 5-1 of basket silk 5 is set to be fixed in normal condition in end cap 6, the close end of security thread 7 is connected with upper handle 1-2
Or it is placed in 1 side of handle.
A kind of mode of operation of stone extraction basket of the present invention is：During original state, basket silk 5 or basket silk 5 and security thread 7
It is accommodated in together in sheath 2；During work, upper handle 1-2 travels forward, and promotes push-and-pull rope 3 to travel forward, basket portion 4 it is overall to
Preceding movement, and then basket silk 5 and security thread 7 are stretched out from the distal portion of sheath 2, work of the basket silk 5 in the shape-retaining force of itself
Recovery is expanded under, extracts calculus；When calculus is extracted, upper handle 1-2 recession, push-and-pull rope 3 is moved rearwards, and drives basket silk
5 and security thread 7 movement is locked calculus backward at the same time, when calculus is entangled firm completely, recession stone extraction basket is until basket portion 4 and set
The calculus taken entirely deviates from major duodenal papilla, so far duodenoscope can be exited trouble together with stone extraction basket and calculus
In person's body, calculus is taken out into human body.Also calculus is placed in duodenum by visual calculus size, external by patient's Self-discharged.
When taking stone that incarceration occurs, the handle 1 of stone extraction basket is cut and removes sheath 2, can be by a preprepared tubulose
Part clamps road junction and along security thread 7 into biliary tract until the position of arrival head end cap, then pulls at and stay by duodenoscope
In the close end of the external security thread 7 of patient, the distal portion of security thread 7 deviate to (this step can be seen under X-ray out of end cap
Examine) so that the distal portion of basket silk 5 be in loosening state with end cap 6, then proceedes to pull push-and-pull rope 3, until basket silk 5 and
End cap 6 separates, and then basket silk 5 is skidded off from the calculus of incarceration, and security thread 7 can be taken in the tube-like piece being pre-filled with
It is interior, the tube-like piece with security thread 7 and push-and-pull rope 3 are finally exited into patient's body successively.
The distal portion 5-1 of basket silk 5 is fixed in end cap 6 by the present embodiment in normal state by security thread 7, makes to take
Stone basket can normally take stone；When taking stone that incarceration occurs, the first abjection out of end cap 6 of security thread 7 so that the distal end of basket silk 5
Portion is in loosening state with end cap 6, and then the basket of incarceration is deviate from safely out of patient biliary tract.Solve and incarceration occurred in the past
When need the problem taken out by surgical operation, while greatly reduce operation risk, reduce patient suffering.
Further, as shown in Fig. 5 (b), the distal portion 5-1 of basket silk 5 at least passes through connecting tube or other modes two-by-two
The distal portion of the semiclosed either ring-type security thread 7 of closing is joined together to form through basket silk 5 is semiclosed or closed-loop
The distal portion 5-1 of shape, which preferably encloses the distal portion of basket silk, to be entangled, and basket silk will not take off from end cap when ensureing normally to take stone
Go out.
Further, as shown in Fig. 5 (c) and 5 (d), basket silk 5 is one group two-by-two, per networking basket silk 5 by an one metal wire
Or metallic cable bending placed in the middle forms so that the distal portion 5-1 per networking basket silk 5 is in semiclosed or closing ring-type, security thread 7
Distal portion it is semiclosed or the distal portion of basket silk is preferably enclosed and entangled by distal portion 5-1 of closed circular through basket silk 5,
Basket silk will not be deviate from from end cap when ensureing normally to take stone, and the manufacture craft of basket silk is simpler.
Further, the side wall of end cap 6 is equipped with card slot, and the distal portion 7-1 of security thread 7 is placed in the card slot so that peace
The distal portion 7-1 of full wire 7 is not easy to deviate from out of end cap；More preferably, as shown in figure 4, being symmetrically provided with card slot 6-1 in end cap 6,
The distal portion of security thread 7 can be fixed in end cap.
Further, as shown in Figures 3 and 4, basket portion 4 is additionally provided with card bit pipe 8 and flat connecting tube 9, and flat connecting tube 9 fixes peace
In card bit pipe 8, basket silk 5 is pierced by semiclosed or closed circular distal portion 5-1 from flat connecting tube 9, security thread 7
Distal portion is through semiclosed or closed circular the distal portion and flat connecting tube 9 of basket silk 5 so that security thread 7 is more preferable
Geosphere entangles the distal portion of basket silk, and basket silk will not be deviate from from end cap when ensureing normally to take stone.
More preferably, the upper end of card bit pipe 8 also is provided with card slot 8-1 in the corresponding position of 6 card slot 6-1 of end cap, end cap 6
Card slot 6-1 is engaged with the card slot 8-1 of card bit pipe 8, can be preferably fixed by the distal portion of security thread 7.
More preferably, as shown in Fig. 6 (a), the distal portion 7-1 of security thread 7 can be bent into " L " type or hook-shaped, Huo Zheru
Shown in Fig. 6 (b), the distal portion of security thread 7 sets projection, for preventing security thread 7 from deviating from out of card slot.
More preferably, the distal portion 7-1 of security thread 7 can be polished or be processed the mode distal portions such as welding by end face
7-1 corner angle or wedge angle are blunt, to scratch endoscopic forceps channel when preventing and using.
Embodiment two, on the basis of Fig. 1, with reference to shown in Fig. 7 to Figure 11, the safe kickoff mechanism of another of the invention
Including breaking piece 10, breaking piece 10 can be made of various material, such as high molecular material, metal material, preferably soft gold
Belong to material such as silver, gold and copper, break piece 10 and be placed in can not deviating from 6 ＇ of end cap, such as by being bonded, crimping or weld
Mode will break piece 10 and be fixed in 6 ＇ of end cap, and break piece 10 and be equipped with least one card hole, which can be circular hole, side
Hole or irregularly-shaped hole (as shown in Figure 10), the distal portion of 5 ＇ of basket silk penetrate the card hole and are fixed so that 5 ＇ of basket silk is just
Set is stuck in 6 ＇ of end cap during normal state.
A kind of another mode of operation of stone extraction basket of the present invention is：During original state, basket portion 4 is accommodated in sheath 2；
During work, upper handle 1-2 travels forward, and promotes push-and-pull rope 3 to travel forward, and basket portion 4 is overall to be moved forward, and then 5 ＇ of basket silk
Stretched out from the distal portion of sheath 2,5 ＇ of basket silk expands recovery under the action of the shape-retaining force of itself, extracts calculus；Work as knot
When stone is extracted, upper handle 1-2 recession, push-and-pull rope 3 is moved rearwards, and is driven 5 ＇ of basket silk to move the calculus that is locked backward, is worked as calculus
When being entangled firm completely, recession stone extraction basket entirely deviates from major duodenal papilla up to basket portion 4 and the calculus extracted, and so far may be used
Duodenoscope is exited into patient's body together with stone extraction basket and calculus, calculus is taken out into human body.Also visual calculus size
Calculus is placed in duodenum, it is external by patient's Self-discharged.When taking stone that incarceration occurs, the handle 1 of stone extraction basket is cut
Break and remove sheath 2, push-and-pull rope 3 is connected on rubble handle according to rubble operation, lithotriptor handle is rotated, passes through pulling
Until breaking 11 brisement of piece or collapsing, 5 ＇ of basket silk deviates from push-and-pull 3 and 5 ＇ of basket silk of rope out of end cap 6 ＇, then by push-and-pull rope 3
And the slave patient's body of 5 ＇ of basket silk safety removes.
The distal portion of 5 ＇ of basket silk is fixed in 6 ＇ of end cap by the present embodiment in normal state by breaking piece 10, makes to take
Stone basket can normally take stone；When taking stone that incarceration occurs, make to break piece 10 with certain pulling force and be broken or collapse so that basket
The distal portion of 5 ＇ of silk is scattered, and then the basket of incarceration is deviate from safely out of patient biliary tract.Solve needs when occurring incarceration in the past
The problem to be taken out by surgical operation, while operation risk is greatly reduced, reduce patient suffering.
Further, as shown in fig. 7,6 ＇ madial walls of end cap are equipped with limiting stand, break piece 10 and insert on limiting stand；Or end
6 ＇ madial walls of cap can also be equipped with card slot, break piece 10 and be embedded in the card slot, can prevent that break piece 10 deviates from out of end cap 6 ＇.More
Goodly, such as Fig. 9 (b), shown in 9 (d), 6 ＇ of end cap can be integrally formed with breaking piece 10.
Further, as shown in figure 8,6 ＇ of end cap includes 6 ＇ -2 of 6 ＇ -1 of position-limiting tube and cap head portion, the piece of breaking is arranged in
Between the position-limiting tube and cap head portion, for preferably fixing the distal portion of 5 ＇ of basket silk and breaking the position of piece 10.
Further, as shown in figure 11, the distal portion of 5 ＇ of basket silk is equipped with block piece 11, which can be various
Connecting pipe box are connected on the distal portion of 5 ＇ of basket silk position, the distal portion of 5 ＇ of basket silk can also be formed by deformation process and expanded
Portion, or the distal portion welding projection in 5 ＇ of basket silk, 5 ＇ of basket silk, which passes through to break piece 10 and be placed in block piece 11, breaks piece
Upper surface on, when preventing from normally taking stone, 5 ＇ of basket silk is drawn out 6 ＇ of end cap or rotation.
Further, as shown in figure Figure 13, there is a rotation preventing device 12 to be placed in and break on piece 10, the distal portion of 5 ＇ of basket silk stops
Part 11 is placed in the card slot of rotation preventing device 12, preferably limits the position of 5 ＇ of basket silk, and 5 ＇ of basket silk occurs during preventing use
Into the phenomenon of wooden dipper.
Further, such as Figure 14, multiple limiting slots, such as four limiting slots can be set in rotation preventing device 12, and it is spacing
Groove is uniformly distributed.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.
Claims (11)
1. a kind of stone extraction basket, including handle, the close end sheath being connected with the handle, the push-and-pull that is sheathed in the sheath
Restrict and be connected respectively with the handle and basket portion arranged on the basket portion of the sheath distal portion, the both ends of the push-and-pull rope,
The basket portion stretches out under the traction of the push-and-pull rope or shrinks in the sheath distal portion；It is characterized in that:The basket
Portion includes more basket silks, end cap and safe kickoff mechanism, the close end of the more basket silks be fixed together and with
The distal end of the push-and-pull rope is fixedly connected, and the distal portion of the more basket silks is actively sheathed in the end cap, works as basket
Portion when being in normal condition the safe kickoff mechanism distal portion of the more basket silks is fixed in the end cap, work as net
The safe kickoff mechanism deviates from the distal portion of the more basket silks out of described end cap when basket portion takes stone generation incarceration, institute
Stating safe kickoff mechanism includes security thread, and the distal portion of the security thread penetrates the distal portion that the basket silk is entangled in end cap doubling-up
The distal portion of basket silk is set to be fixed in normal condition in the end cap, the close end of the security thread is connected with the handle
Or it is placed in the handle side.
2. stone extraction basket according to claim 1, it is characterised in that:The distal portion of the basket silk is at least connected to two-by-two
Semiclosed or closing ring-type is formed together, and the distal portion of the security thread passes through the basket silk semiclosed or closed-loop
The distal portion of the basket silk is fixed in the end cap by the distal portion of shape in normal condition.
3. stone extraction basket according to claim 1, it is characterised in that:The basket silk is one group two-by-two, per networking basket silk
Formed by a bending placed in the middle so that the distal portion per networking basket silk is in semiclosed or closing ring-type, the security thread
Distal portion is through semiclosed or closed circular the distal portion per networking basket silk by the distal portion per networking basket silk just
It is fixed on during normal state in the end cap.
4. stone extraction basket according to any one of claim 1-3, it is characterised in that:The side wall of the end cap is equipped with card
Groove, the distal portion of the security thread are placed in the card slot.
5. a kind of stone extraction basket, including handle, the close end sheath being connected with the handle, the push-and-pull that is sheathed in the sheath
Restrict and be connected respectively with the handle and basket portion arranged on the basket portion of the sheath distal portion, the both ends of the push-and-pull rope,
The basket portion stretches out under the traction of the push-and-pull rope or shrinks in the sheath distal portion；It is characterized in that:The basket
Portion includes more basket silks, end cap and safe kickoff mechanism, the close end of the more basket silks be fixed together and with
The distal end of the push-and-pull rope is fixedly connected, and the distal portion of the more basket silks is actively sheathed in the end cap, works as basket
Portion when being in normal condition the safe kickoff mechanism distal portion of the more basket silks is fixed in the end cap, work as net
The safe kickoff mechanism deviates from the distal portion of the more basket silks out of described end cap when basket portion takes stone generation incarceration, institute
Stating safe kickoff mechanism includes breaking piece, and the piece of breaking is placed in the end cap in which can not deviate from, and the on piece of breaking is equipped with
At least one card hole, which, which covers the distal portion of the basket silk in normal condition, is stuck in the end cap.
6. stone extraction basket according to claim 5, it is characterised in that:The end cap madial wall is equipped with limiting stand, the drawing
Part is inserted on the limiting stand.
7. stone extraction basket according to claim 5, it is characterised in that:The end cap includes position-limiting tube and cap head portion, described
Piece is broken to be arranged between the position-limiting tube and cap head portion.
8. stone extraction basket according to claim 5, it is characterised in that:The end cap can be integrally formed with the piece of breaking.
9. according to the stone extraction basket any one of claim 5-8, it is characterised in that:The distal portion of the basket silk is equipped with
Block piece, the block piece are broken on the upper surface of piece positioned at described.
10. stone extraction basket according to claim 9, it is characterised in that, the on piece of breaking can also be equipped with rotation preventing device, described
Card slot is equipped with rotation preventing device.
11. stone extraction basket according to claim 10, it is characterised in that, the block piece is placed in the card slot of the rotation preventing device
It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510083578.2A CN105982716B (en) | 2015-02-15 | 2015-02-15 | A kind of stone extraction basket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510083578.2A CN105982716B (en) | 2015-02-15 | 2015-02-15 | A kind of stone extraction basket |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105982716A CN105982716A (en) | 2016-10-05 |
| CN105982716B true CN105982716B (en) | 2018-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510083578.2A Active CN105982716B (en) | 2015-02-15 | 2015-02-15 | A kind of stone extraction basket |
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| Country | Link |
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| CN (1) | CN105982716B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108175476B (en) * | 2017-12-29 | 2021-01-05 | 杭州安杰思医学科技股份有限公司 | Diameter-variable sleeving and taking device |
| CN108618828A (en) * | 2018-02-09 | 2018-10-09 | 大连大学 | Cup-shaped stone extraction basket |
| CN111265279B (en) * | 2018-12-04 | 2023-02-07 | 先健科技(深圳)有限公司 | Thrombus taking device and thrombus taking system |
| CN111265280B (en) * | 2018-12-04 | 2023-02-03 | 先健科技(深圳)有限公司 | Thrombus taking device and thrombus taking system |
| CN111938751A (en) * | 2020-09-14 | 2020-11-17 | 南微医学科技股份有限公司 | Fetching device and medical equipment |
| CN113069180B (en) * | 2021-03-17 | 2022-03-29 | 重庆北部宽仁医院 | Hepatobiliary department stone removing instrument |
| CN114391922B (en) * | 2022-02-16 | 2023-06-27 | 北京中科盛康科技有限公司 | Disposable stone-taking basket |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005030010A1 (en) * | 2005-06-17 | 2006-12-28 | Epflex Feinwerktechnik Gmbh | Stone catch basket for a medical instrument, e.g. for catching gall and kidney stones, has wires forming a basket shape when drawn out of a holder with distal ends held at a head piece with a nominal fracture character on an overload force |
| CN202699227U (en) * | 2012-05-28 | 2013-01-30 | 杭州安杰思医学科技有限公司 | Separable calculus removing reticular basket |
| CN203776985U (en) * | 2014-01-22 | 2014-08-20 | 诸暨市鹏天医疗器械有限公司 | Calculus extraction basket |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1294286B1 (en) * | 2001-01-08 | 2005-12-07 | Boston Scientific Limited | Retrieval basket with releasable tip |
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2015
- 2015-02-15 CN CN201510083578.2A patent/CN105982716B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005030010A1 (en) * | 2005-06-17 | 2006-12-28 | Epflex Feinwerktechnik Gmbh | Stone catch basket for a medical instrument, e.g. for catching gall and kidney stones, has wires forming a basket shape when drawn out of a holder with distal ends held at a head piece with a nominal fracture character on an overload force |
| CN202699227U (en) * | 2012-05-28 | 2013-01-30 | 杭州安杰思医学科技有限公司 | Separable calculus removing reticular basket |
| CN203776985U (en) * | 2014-01-22 | 2014-08-20 | 诸暨市鹏天医疗器械有限公司 | Calculus extraction basket |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105982716A (en) | 2016-10-05 |
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