CN104116526B - Tool combining biopsy forceps and snare - Google Patents
Tool combining biopsy forceps and snare Download PDFInfo
- Publication number
- CN104116526B CN104116526B CN201410331333.2A CN201410331333A CN104116526B CN 104116526 B CN104116526 B CN 104116526B CN 201410331333 A CN201410331333 A CN 201410331333A CN 104116526 B CN104116526 B CN 104116526B
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- Prior art keywords
- tube
- snare
- locating piece
- biopsy forceps
- boost
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Abstract
The invention discloses a tool combining biopsy forceps and a snare. The tool comprises the biopsy forceps and the snare. The biopsy forceps comprise a sliding ring, a second limiting tube, a second boosting tube, a positioning tube and a forceps head assembly, and opening and closing of a forceps head at the end of the forceps head assembly are controlled through a steel wire rope which is in compression joint with the interior of the second boosting tube. The snare comprises a sliding rod, a first boosting tube, a first limiting tube, a conductive wire and a snare body. The sliding rod is arranged on a handle provided with a straight groove, one end of the handle is in inserted connection with a connection rod provided with a rotating device, the other end of the connection rod is in thread connection with a core rod provided with the sliding ring, the portion, located in the straight groove, of the first boosting tube is connected with the first limiting tube in a sleeved mode, the front end of the first boosting tube is connected with the conductive wire, the conductive wire penetrates through the rotating device, the second limiting tube, the second boosting tube and the forceps head, and an insulating tube is arranged on the outside of the conductive wire. A spring outer tube is arranged on the outside of the second boosting tube, a protective casing is arranged on the outside of the spring outer tube, and the protecting casing is connected with the tail end of the core rod in a sleeved mode. The tool can relieve pain of a patient in an operation, and the patient cannot bleed excessively.
Description
Technical field
The present invention relates to technical field of medical instruments, especially a kind of biopsy forceps and snare combined utensil.
Background technology
Endoscopy uses more and more extensive, biopsy as a kind of method of auxiliary diagnosis in clinical medicine inspection
Pincers can be extend into patient body by endoscope channel, and diseased region is checked, grip pathological tissues.In the market
Conventional biopsy forceps and snare coordinate performs the operation to patient, but can increase patient during biopsy forceps and snare switching use
The painful time, or even cause patient to bleed excessively, need to improve.
The content of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, there is provided patient's pain can be mitigated during one kind operation,
The biopsy forceps and snare combined utensil for bleeding excessive are not resulted in.
To reach above-mentioned purpose, the technical scheme is that：A kind of biopsy forceps and snare combined utensil, including biopsy
Pincers and snare, the biopsy forceps include slip ring, the second position-limiting tube, the second boost tube, positioning pipe and binding clip component, described second
Boost tube includes sliding by being crimped on the opening and closing that its internal steel wire rope controls the binding clip of binding clip component end, the snare
Bar, the first boost tube, the first position-limiting tube, conductive filament and snare, the slide bar are located on the handle for being provided with straight trough, the handle one
End grafting is provided with the connecting rod of whirligig, and the other end of the connecting rod is spirally connected and is provided with the core bar of slip ring, the first boost tube position
The first position-limiting tube is socketed in the portion of external in straight trough, the first boost tube front end connection conductive filament, the conductive filament passes through rotation
Device, the second position-limiting tube, the second boost tube and binding clip, are provided with insulation tube, outside second boost tube outside the conductive filament
Spring outer tube is provided with, the spring outside pipe is provided with protecting pipe, and the protecting pipe is socketed in the tail end of core bar.
The whirligig includes knob base, and cover plate, second spring, the second steel ball and knob are provided with the knob base,
The knob middle part is provided with the centre bore of ellipse, and the uniform circular groove of knob outer rim, second steel ball can be pressed in circular groove.
Connection electrode seat, is provided with electrode, the first spring and steel ball on the slide bar in the electrode tip holder, and the steel ball is compressed
First boost tube.
The right locating piece and left locating piece worked in coordination are provided with the slip ring, are divided on the right locating piece and left locating piece
Supporting right semi-circle groove and left semicircle groove is not provided with, and right locating piece is provided with right elastic head, and the left locating piece is provided with left bullet
Property head, two projections on the slip ring are crossed right elastic head and left elastic head and right locating piece and left locating piece are consolidated respectively
It is fixed.
The conductive filament end is provided with pillar, and the pillar other end connects snare.
The beneficial effects of the invention are as follows：It is formed integrally by by snare and biopsy forceps, it is to avoid snare when performing the operation at present
The troublesome operation for using is changed repeatedly with biopsy forceps, it is necessary to promote slide bar when using snare so that snare stretches out from binding clip,
, it is necessary to promote slip ring when using biopsy forceps in the boost tube of retraction second when snare is not used so that binding clip opens, both coordinate
Patient's pain can be mitigated during operation, do not resulted in and bled excessively.
Brief description of the drawings
Fig. 1 is structural representation when snare of the invention is opened, biopsy forceps is closed；
Structural representation when Fig. 2 is snare closure of the invention, biopsy forceps opens；
Fig. 3 is the enlarged drawing at A in Fig. 1；
Fig. 4 is the enlarged drawing at B in Fig. 1；
Fig. 5 is the enlarged drawing at C in Fig. 1；
Fig. 6 is the enlarged drawing at D in Fig. 1；
Fig. 7 is the enlarged drawing at E in Fig. 1；
Fig. 8 is the enlarged drawing at F in Fig. 1；
Fig. 9 is the enlarged drawing at G in Fig. 1；
Figure 10 is the top view of knob of the invention；
Figure 11 is the structural representation of slip ring of the invention；
Figure 12 is the structural representation of left locating piece of the invention；
Figure 13 be Figure 12 in H-H to sectional view；
Figure 14 is the structural representation of right locating piece of the invention；
Figure 15 be Figure 14 in I-I to sectional view.
In figure：Handle 1, connecting rod 2, core bar 3, straight trough 4, slide bar 5, slip ring 6, electrode tip holder 7, electrode 8, the first spring 9, steel ball
10th, the first boost tube 11, the first position-limiting tube 12, cover plate 13, second spring 14, the second steel ball 15, knob base 16, centre bore 17,
Circular groove 18, conductive filament 19, internal thread 20, right locating piece 21, left locating piece 22, the second position-limiting tube 23, the second boost tube 24, positioning
Pipe 25, protecting pipe 26, spring outer tube 27, insulation tube 28, binding clip component 29, binding clip 30, snare 31, raised 32, left semicircle groove 33,
Right semi-circle groove 34, left elastic head 35, right elastic head 36, pillar 37, knob 38.
Specific embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
As shown in Fig. 1~Figure 15, a kind of biopsy forceps and snare combined utensil, including biopsy forceps and snare, the work
Inspection pincers include slip ring 6, the second position-limiting tube 23, the second boost tube 24, positioning pipe 25 and binding clip component 29, second boost tube 24
By being crimped on the opening and closing that its internal steel wire rope controls the binding clip 30 of the end of binding clip component 29, slip ring 6 is promoted, with the phase of slip ring 6
The second position-limiting tube 23 in fixed locating piece 21 and left locating piece 22 drives the second boost tube 24, and the second boost tube 24 is in
The steel wire rope in portion promotes two binding clips 30 to open, and positioning pipe 25 is copper piece, can be spacing by spring outer tube 27, while so that second
Boost tube 24 will not be eccentric in moving process.
The snare includes slide bar 5, the first boost tube 11, the first position-limiting tube 12, conductive filament 19 and snare 31, described to lead
The end of electrical filament 19 is provided with pillar 37, and the other end of the pillar 37 connection snare 31 is provided with insulation tube 28, promotes outside conductive filament 19
Slide bar 5, the first boost tube 11 being connected with slide bar 5 drives conductive filament 19 to move, and snare 31 from insulation is driven by pillar 37
Stretched out outside binding clip 30 in pipe 28.
The slide bar 5 is located on the handle 1 for being provided with straight trough 4, and one end grafting of the handle 1 is provided with the connecting rod 2 of whirligig,
The other end of the connecting rod 2 is connected by the internal thread 20 of the one end of core bar 3, and first boost tube 11 is located at the portion in straight trough 4
Exceptionally portion is socketed the first position-limiting tube 12, and the first position-limiting tube 12 moves to the bottom of straight trough 4 and withstood, i.e., to the movement travel of slide bar 5
Carry out it is spacing, the front end of the first boost tube 11 connection conductive filament 19, the conductive filament 19 through whirligig, the second position-limiting tube 23,
Second boost tube 24 and binding clip 30, are provided with spring outer tube 27 outside second boost tube 24, set outside the spring outer tube 27
There is a protecting pipe 26, protecting pipe 26 protects the spring outer tube 27 will not to give a discount in use very well, and protecting pipe 26 is socketed in core
The tail end of bar 3.
The whirligig includes being provided with cover plate 13, second spring 14, the second steel ball in knob base 16, the knob base 16
15 and knob 38, the middle part of the knob 38 is provided with the centre bore 17 of ellipse, the uniform circular groove 18 of the outer rim of knob 38, second steel
Ball 15 can be pressed in circular groove 18.Turning knob 38 under the elastic reaction of second spring 14, the second steel ball 15 is in circular groove 18
Bounce, when stopping bounce, knob 38 can just be positioned, so as to realize the locating effect of the angle of snare 31.First boost tube 11 has
Part is pressed into ellipticity by frock, and centre bore 17 also accordingly makes ellipticity, and such structure can be realized as the first boost tube
11 and the synchronous axial system of knob 38 and the first boost tube 11 can be slided in knob 38.
Connection electrode seat 7, electrode 8, the first spring 9 and steel ball 10 are provided with the electrode tip holder 7 on the slide bar 5, described
Steel ball 10 compresses the first boost tube 11.This ensure that the conductibility of electricity and the first boost tube 11 can be rotated in electrode tip holder 7
Function.
The right locating piece 21 and left locating piece 22 worked in coordination are provided with the slip ring 6, the right locating piece 21 and a left side are fixed
Supporting right semi-circle groove 34 and left semicircle groove 33 is respectively equipped with the block 22 of position, right locating piece 21 is provided with right elastic head 36, described
Left locating piece 22 is provided with left elastic head 35, and two projections 32 on the slip ring 6 cross right elastic head 36 and left elasticity respectively
First 35 pairs of right locating pieces 21 and left locating piece 22 are fixed.Without glue between slip ring 6 and right locating piece 21, left locating piece 22
Bonding, is connected firmly, the efficiency high in assembling process, good stability, and doctor is in use in the absence of the hidden danger of degumming, behaviour
Make to get up convenient.
Claims (5)
1. a kind of biopsy forceps and snare combined utensil, it is characterised in that：Including biopsy forceps and snare, the biopsy forceps includes
Slip ring (6), the second position-limiting tube (23), the second boost tube (24), positioning pipe (25) and binding clip component (29), second boost tube
(24) by being crimped on the opening and closing that its internal steel wire rope controls the binding clip (30) of binding clip component (29) end, the snare bag
Slide bar (5), the first boost tube (11), the first position-limiting tube (12), conductive filament (19) and snare (31) are included, the slide bar (5) is located at
It is provided with the handle of straight trough (4) (1), the handle (1) one end grafting is provided with the connecting rod (2) of whirligig, the connecting rod (2)
The other end is spirally connected and is provided with the core bar (3) of slip ring (6), portion of external socket of first boost tube (11) in straight trough (4)
First position-limiting tube (12), the first boost tube (11) front end connects conductive filament (19), and the conductive filament (19) is through whirligig, the
It is provided with insulation tube (28) outside two position-limiting tubes (23), the second boost tube (24) and binding clip (30), the conductive filament (19), described the
Spring outer tube (27) is provided with outside two boost tubes (24), protecting pipe (26), the sheath are provided with outside the spring outer tube (27)
Pipe (26) is socketed in the tail end of core bar (3).
2. biopsy forceps as claimed in claim 1 and snare combined utensil, it is characterised in that：The whirligig includes knob base
(16) cover plate (13), second spring (14), the second steel ball (15) and knob (38), the rotation, are provided with the knob base (16)
Button (38) middle part be provided with ellipse centre bore (17), the uniform circular groove of knob (38) outer rim (18), second steel ball (15) can
To be pressed in circular groove (18).
3. biopsy forceps as claimed in claim 1 and snare combined utensil, it is characterised in that：Connection electrode on the slide bar (5)
Electrode (8), the first spring (9) and steel ball (10) are provided with seat (7), the electrode tip holder (7), the steel ball (10) compresses first and helps
Ejector sleeve (11).
4. biopsy forceps as claimed in claim 1 and snare combined utensil, it is characterised in that：It is provided with the slip ring (6) mutually
The right locating piece (21) and left locating piece (22) for coordinating, are respectively equipped with supporting on the right locating piece (21) and left locating piece (22)
Right semi-circle groove (34) and left semicircle groove (33), right locating piece (21) is provided with right elastic head (36), the left locating piece (22)
Left elastic head (35) is provided with, two projections (32) on the slip ring (6) cross right elastic head (36) and left elastic head respectively
(35) right locating piece (21) and left locating piece (22) are fixed.
5. biopsy forceps as claimed in claim 1 and snare combined utensil, it is characterised in that：Conductive filament (19) end is provided with
Pillar (37), pillar (37) other end connects snare (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410331333.2A CN104116526B (en) | 2014-07-11 | 2014-07-11 | Tool combining biopsy forceps and snare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410331333.2A CN104116526B (en) | 2014-07-11 | 2014-07-11 | Tool combining biopsy forceps and snare |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104116526A CN104116526A (en) | 2014-10-29 |
| CN104116526B true CN104116526B (en) | 2017-05-24 |
Family
ID=51762313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410331333.2A Active CN104116526B (en) | 2014-07-11 | 2014-07-11 | Tool combining biopsy forceps and snare |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104116526B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104622566A (en) * | 2015-01-23 | 2015-05-20 | 诸暨市鹏天医疗器械有限公司 | Electric snare allowing water injection |
| CN107550522A (en) * | 2017-09-30 | 2018-01-09 | 常州金龙医用塑料器械有限公司 | Biopsy forceps |
| CN113749696B (en) * | 2021-09-30 | 2023-09-22 | 苏州法兰克曼医疗器械有限公司 | Adjustable binding clip assembly and biopsy forceps |
Citations (9)
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|---|---|---|---|---|
| JPH10216148A (en) * | 1997-02-10 | 1998-08-18 | Fuji Photo Optical Co Ltd | Clamp device having snare |
| CN1665452A (en) * | 2002-07-03 | 2005-09-07 | 株式会社维克创 | Remote-controled medical instrument |
| CN101061967A (en) * | 2006-04-28 | 2007-10-31 | 伊西康内外科公司 | Apparatus for deploying a cutting element during an endoscopic mucosal resection |
| CN101547651A (en) * | 2006-12-04 | 2009-09-30 | 伊西康内外科公司 | Device for endoluminally or laparoscopically grasping and excising a tissue sample from areas in a patient's body |
| EP2147653A1 (en) * | 2005-09-30 | 2010-01-27 | Covidien AG | Flexible endoscopic catheter with an end effector for coagulating and transecting tissue |
| CN101961262A (en) * | 2010-11-08 | 2011-02-02 | 江苏康进医疗器材有限公司 | Medical multifunctional snare |
| WO2014034837A1 (en) * | 2012-08-30 | 2014-03-06 | オリンパス株式会社 | Medical system and operation method |
| CN103750881A (en) * | 2014-02-14 | 2014-04-30 | 胡兵 | Snare integrating cold and heat |
| CN204049700U (en) * | 2014-07-11 | 2014-12-31 | 诸暨市鹏天医疗器械有限公司 | Biopsy forceps and snare combined utensil |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120226287A1 (en) * | 2011-03-04 | 2012-09-06 | Mohammed Abdul Qadeer | Endoscopic devices for tissue removal or repair and associated methods |
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2014
- 2014-07-11 CN CN201410331333.2A patent/CN104116526B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10216148A (en) * | 1997-02-10 | 1998-08-18 | Fuji Photo Optical Co Ltd | Clamp device having snare |
| CN1665452A (en) * | 2002-07-03 | 2005-09-07 | 株式会社维克创 | Remote-controled medical instrument |
| EP2147653A1 (en) * | 2005-09-30 | 2010-01-27 | Covidien AG | Flexible endoscopic catheter with an end effector for coagulating and transecting tissue |
| CN101061967A (en) * | 2006-04-28 | 2007-10-31 | 伊西康内外科公司 | Apparatus for deploying a cutting element during an endoscopic mucosal resection |
| CN101547651A (en) * | 2006-12-04 | 2009-09-30 | 伊西康内外科公司 | Device for endoluminally or laparoscopically grasping and excising a tissue sample from areas in a patient's body |
| CN101961262A (en) * | 2010-11-08 | 2011-02-02 | 江苏康进医疗器材有限公司 | Medical multifunctional snare |
| WO2014034837A1 (en) * | 2012-08-30 | 2014-03-06 | オリンパス株式会社 | Medical system and operation method |
| CN103750881A (en) * | 2014-02-14 | 2014-04-30 | 胡兵 | Snare integrating cold and heat |
| CN204049700U (en) * | 2014-07-11 | 2014-12-31 | 诸暨市鹏天医疗器械有限公司 | Biopsy forceps and snare combined utensil |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104116526A (en) | 2014-10-29 |
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