CN102090910B - Biological tissue clamp - Google Patents
Biological tissue clamp Download PDFInfo
- Publication number
- CN102090910B CN102090910B CN201110050975.1A CN201110050975A CN102090910B CN 102090910 B CN102090910 B CN 102090910B CN 201110050975 A CN201110050975 A CN 201110050975A CN 102090910 B CN102090910 B CN 102090910B
- Authority
- CN
- China
- Prior art keywords
- clamping
- clip
- biological tissue
- sleeve
- steel wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
-
- 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
- A61B17/128—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips
- A61B17/1285—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips for minimally invasive surgery
Abstract
The embodiment of the invention discloses a biological tissue clamp. The clamp comprises a releaser and a clamping device, wherein, the releaser comprises a control handle, an outer sheath, a sleeve, a first steel wire and a clip, and the clamping device comprises a sleeve, a clamping column body, spring pieces, a second steel wire and a clamp; the control handle is connected with the clip through the first steel wire; the outer sheath is sheathed outside the first steel wire, and the sleeve is sheathed outside the outer sheath; the clamp comprises two clamping arms which are pivoted with each other; the spring pieces are arranged on an inner wall of the sleeve, and the clamping column body is arranged in the sleeve and is elastically contacted with the spring pieces; the upper end of the clamping column body is clamped with the clip, and the lower end of the clamping column body is connected with the clamping arms through the second steel wire; grooves are arranged on an outer wall on one end of the outer sheath connected with the sleeve; and the upper end of the sleeve is equipped with hangers adaptive to the grooves, and the lower end of the sleeve is connected with the clamping arms. In the embodiment of the invention, as the clamp can gather the clamping arms together, the clamping arms can be longer so as to achieve greater opening diameter after a target position in a biological tissue is reached and the clamping arms are opened.
Description
Technical field
The present invention relates to medical domain, more particularly, relate to a kind of biological tissue clip.
Background technology
In the process of carrying out endoscope treatment, might occur organizing hemorrhage or perforation, in order stopping blooding or the closing tissue perforation, in the prior art, generally can to adopt Titanium to press from both sides and close.
But since the Titanium that adopts at present press from both sides two arms to open diameter less, thus, general this titanium folder can't cut out the above perforation of diameter 2cm.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of biological tissue clip, can't close the problem of the bigger perforation of diameter to solve Titanium folder of the prior art.
The embodiment of the invention is achieved in that
A kind of biological tissue clip comprises: release and clamping device;
Said release comprises controls handle, epitheca, sleeve pipe, first steel wire and clamp;
Said clamping device comprises sleeve, clamping cylinder, spring leaf, second steel wire and clip;
Saidly control handle and be connected with said clamp through said first steel wire; Said first steel wire is arranged with said epitheca outward, and said epitheca is arranged with sleeve pipe outward;
Said clip comprises two clamping limbs that articulate mutually;
Said sleeve lining is provided with said spring leaf, and said clamping cylinder is located in the said sleeve pipe and said spring leaf Elastic Contact; Said clamping cylinder upper end is used for and said clamp clamping; Said clamping cylinder lower end connects said clamping limb through said second steel wire and connects;
The outer wall of an end that is connected with said sleeve of said epitheca is provided with groove; Said sleeve upper end is provided with the hook adaptive with said groove; Said sleeve lower end is connected with said clamping limb.
Preferably, in embodiments of the present invention, the said handle of controlling comprises Handle axis and the handle that is sheathed on outside the said Handle axis.
Preferably, in embodiments of the present invention, said first steel wire is connected with said handle.
Preferably, in embodiments of the present invention, said clamping cylinder is that the cross section is cross.
Preferably, in embodiments of the present invention, said spring leaf is two.
Preferably, in embodiments of the present invention, said clamping limb comprises the connecting hole that is used to connect first steel wire.
Preferably, in embodiments of the present invention, said sleeve lower end and said clip articulate.
Preferably, in embodiments of the present invention, correspondence one side of said two clamping limbs is provided with first double wedge.
Preferably, in embodiments of the present invention, the end of said two clamping limbs also is provided with aileron.
Preferably, in embodiments of the present invention, said aileron is provided with second double wedge.
Can find out that from above-mentioned technical scheme the embodiment of the invention is controlled handle through being provided with, and can promote clamp and clamping cylinder, thereby can control the opening angle of two clamping limbs of clip through second steel wire that is connected with the clamping cylinder through first steel wire.Because in embodiments of the present invention; Said clip is being sent into through endoscope channel in the target location process in the biological tissue; The clamping limb of clip can close up, and behind the target location in arriving biological tissue, promotes first steel wire through controlling handle; Drive clamp and clamping cylinder to the displacement of clip direction, second steel wire that is connected with the clamping cylinder like this can promote the clamping limb opening angle of clip.Because in the embodiment of the invention, can close up the clamping limb of clip through sleeve pipe, thus long clamping limb can be had, thus after can and opening clamping limb in the target location in arriving biological tissue, have the bigger diameter that opens.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do simple the introduction to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Structural representation when Fig. 1 is the entering of biological tissue's clip described in embodiment of the invention endoscope channel;
Fig. 2 is the structural representation of biological tissue's clip described in the embodiment of the invention when arriving the target location of biological tissue;
Fig. 3 is the structural representation after the biological tissue clamped of biological tissue's clip described in the embodiment of the invention;
Fig. 4 is the release of biological tissue's clip described in the embodiment of the invention and the structural representation that clamping device breaks away from;
Fig. 5 is the structural representation of controlling handle of biological tissue's clip described in the embodiment of the invention.
The specific embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Can't close the problem of the bigger perforation of diameter in order to solve tissue gripper of the prior art, the embodiment of the invention discloses a kind of biological tissue clip, to shown in Figure 5, comprise: release 1 and clamping device 2 like Fig. 1; Said release 1 comprises controls handle 11, epitheca 12, sleeve pipe 13, first steel wire 14 and clamp 15; Said clamping device 2 comprises sleeve 21, clamping cylinder 22, spring leaf 23, second steel wire 24 and clip 25; The said handle 11 of controlling is connected with clamp 15 through first steel wire 14; First steel wire, 14 outer said epitheca 12, the epitheca 12 outer sleeve pipes 13 that are arranged with of being arranged with; Clip 25 comprises two clamping limbs 26 that articulate mutually; Sleeve 21 inwalls are provided with spring leaf 23, and clamping cylinder 22 is located in the sleeve pipe 21 and spring leaf 23 Elastic Contact; Clamping cylinder 22 upper ends are used for and clamp 15 clampings; Clamping cylinder 22 lower ends connect clamping limb 26 through second steel wire 24; The outer wall of the end that epitheca 12 is connected with sleeve 21 is provided with groove 16; Sleeve 21 upper ends are provided with the hook 27 adaptive with groove 16; Sleeve 21 lower ends are connected with clip 25.
In the embodiment of the invention, release 1 is connected with clamping device 2; When clamping device 2 was put into endoscope channel, clamping device 2 was connected in the epitheca groove 16 of release 2 through linking up with 27; Through controlling handle 11 pullings first steel wire 14, the edge, lower end of the clamping cylinder 22 that is connected with first steel wire 14 is in below the upper edge of spring leaf 23; At this moment because clamping cylinder 22 also do not block by the upper edge of spring leaf 23, so, this moment when clamping cylinder 22 when receiving the thrust that first steel wire 14 conducts, can be downward, just to the direction displacement of clip 25; At this moment, the clamping limb 26 of clip 25 closes up under the pulling of second steel wire 24, then; Promote to be set in the sleeve pipe 13 outside the epitheca 12 downwards; So that sleeve pipe 13 all entangles clip 25, like this, just can clamping device 2 be placed into the target location of biological tissue along endoscope channel.
Arrive the target location of biological tissues at clamping device 2 after, extraction thimble 13 upwards makes groove that the lower edge of sleeve pipe 13 arrives epitheca 12 more than 16,, can expose groove 16 that is; Then; Promote first steel wire 14 through controlling handle 11; Make clamping cylinder 22 move and arrive the bottom of sleeve 21 to clip 25 directions, clamping cylinder 22 can promote second steel wire 24 like this, needs closed biological tissue so that the clamping limb 26 that second steel wire 24 promotes clips 25 opens and is adjacent to.
In embodiments of the present invention, because the clamping limb 26 of clip 25 can close up through sleeve pipe 13 in endoscope channel the time, so the length of clamping limb 26 can be longer; In addition, clamping limb 26 can also under the control of controlling handle 11, open, thereby clamping limb 16 can have bigger closed diameter after the target location that arrives biological tissue.
Preferably, in embodiments of the present invention, sleeve 21 lower ends can articulate with clip 25.Articulate through sleeve 21 and clip 25, make clip 25 that certain hunting range can be arranged, thereby the clamping limb 26 of clip 25 is better fitted with the biological tissue that contacts, and then make the clamping of 25 pairs of biological tissues of clip more firm.
The clamping limb 26 of clip 25 open and be adjacent to need closed biological tissue after; Through controlling handle 11 pullings first steel wire 14; Make clamping cylinder 22 to top offset; And then second steel wire 24 under the drive of clamping cylinder 22, make clamping limb 26 closures of clip 25, thereby clamping needs closed biological tissue.
In embodiments of the present invention, more firm for the clamping that makes 25 pairs of biological tissues of clip, slippage takes place after biological tissue clamped to avoid clip 25, two clamping limbs 26 of clip 25 can also be provided with first double wedge 28 to a corresponding side.Like this, after clip 25 grasped biological tissue, two clamping limb 26 first interior double wedges 28 can make the clamping frictional force of biological tissue increase, thereby become firm.
In embodiments of the present invention,, make the clamping of 25 pairs of biological tissues of clip more firm, slippage takes place after biological tissue clamped, can also be provided with aileron 29 in the end of clamping limb 26 to avoid clip 25 in order to increase the contact surface with biological tissue.Like this, in clip 25 biological tissue clamped, aileron 29 can be under the drive of clamping limb 26, the more biological tissue of clamping, thus make that the clamping of 25 pairs of biological tissues of clip is more firm.
Further, in embodiments of the present invention, aileron 29 can also be provided with second double wedge 30, thereby increases the frictional force of aileron 29 and the biological tissue that is held, so that clip 25 is more firm in biological tissue clamped.
After clip 25 clampings need closed biological tissue; Continuation makes clamping cylinder 22 continue to make the edge, lower end 221 of clamping cylinder 22 be in 231 tops, spring leaf 23 upper edges to top offset through controlling handle 11 pullings first steel wire 14; This moment is because in sleeve 21; Spring leaf 23 is an Elastic Contact with clamping cylinder 22, so, be in above the upper edge 231 of spring leaf 23 at the edge, lower end 221 of clamping cylinder 22 after; Spring leaf 23 can fully be upspring, like this spring leaf 23 upper edges 231 can be positioned at clamping cylinder 22 edge, lower end 221 the below and can stop that clamping cylinder 22 is to bottom offset.
Then, continue to draw 11 moving first steel wires 14, clamping cylinder 22 is continued to top offset through controlling handle; Clamping cylinder 22 is behind the lower end that touches epitheca 12; Can drive epitheca 12 to top offset; Because hook 27 clampings that are provided with for the groove 16 that is provided with through epitheca 12 and sleeve 21 between epitheca 12 and the sleeve 21; So behind top offset, can come off between the hook 27 that groove 16 that epitheca 12 is provided with and sleeve 21 are provided with at epitheca 12; Then continue through controlling handle 11 pullings first steel wire 14; When the edge, upper end of clamping cylinder 22 contacts with the edge, lower end of epitheca 12; The clamp 15 that is connected with first steel wire 14 continues to top offset; Owing to be clamping between clamp 14 that is connected with first steel wire 14 and the clamping cylinder 22, so clamp 15 can come off with clamping cylinder 22 and separate; Thus, the release in the embodiment of the invention 1 has been accomplished with clamping device 2 and has been separated.
To the push-and-pull operation of first steel wire 14, in embodiments of the present invention, control handle 11 and can also comprise Handle axis 111 and the handle 112 that is sheathed on outside the Handle axis 111 for ease.Concrete, first steel wire 14 can be connected with handle 112.Like this, through the distance between moving handle axle 111 and the handle 112, can accomplish the push-and-pull of first steel wire 14 is controlled.
For clamp 15 can be connected together with clamping cylinder 22 easily, in embodiments of the present invention, the cross section of said clamping cylinder 22 can be for cross.
In order better to stop clamping cylinder 22, avoid release 1 and clamping device 2 accomplish separate after, clamping cylinder 22 moves down under the drive of second steel wire 24, in embodiments of the present invention, spring leaf 23 can be two.
Preferably, in embodiments of the present invention, clamping limb 26 can also comprise the connecting hole that is used to connect second steel wire 24, and through being provided with connecting hole at clamping limb 26, second steel wire 24 can be controlled the on-off action of clamping limb 26 easily.
In addition, because the clip 25 in the embodiment of the invention is to form through the clamping limb 26 that articulates, so can be with repeatedly opening and closing in the operation once; Can be as titanium folder meeting of the prior art because repeatedly can not cause folder to close the forfeiture of function by the generation metal fatigue after the folding.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. biological tissue's clip is characterized in that, comprising: release and clamping device;
Said release comprises controls handle, epitheca, sleeve pipe, first steel wire and clamp;
Said clamping device comprises sleeve, clamping cylinder, spring leaf, second steel wire and clamping device;
Saidly control handle and be connected with said clamp through said first steel wire; Said first steel wire is arranged with said epitheca outward, and said epitheca is arranged with sleeve pipe outward;
Said clamping device comprises two clamping limbs that articulate mutually;
Said sleeve lining is provided with said spring leaf, and said clamping cylinder is located in the said sleeve pipe and said spring leaf Elastic Contact; Said clamping cylinder upper end is used for and said clamp clamping; Said clamping cylinder lower end connects said clamping limb through said second steel wire;
The outer wall of an end that is connected with said sleeve of said epitheca is provided with groove; Said sleeve upper end is provided with the hook adaptive with said groove; Said sleeve lower end is connected with said clamping limb.
2. according to the said biological tissue of claim 1 clip, it is characterized in that the said handle of controlling comprises Handle axis and the handle that is sheathed on outside the said Handle axis.
3. according to the said biological tissue of claim 2 clip, it is characterized in that said first steel wire is connected with said handle.
4. according to the said biological tissue of claim 2 clip, it is characterized in that the cross section of said clamping cylinder is cross.
5. according to the said biological tissue of claim 4 clip, it is characterized in that said spring leaf is two.
6. according to the said biological tissue of claim 5 clip, it is characterized in that said clamping limb comprises the connecting hole that is used to connect first steel wire.
7. according to the said biological tissue of claim 6 clip, it is characterized in that said sleeve lower end and said clamping device articulate.
8. according to the said biological tissue of claim 1 clip, it is characterized in that correspondence one side of said two clamping limbs is provided with first double wedge.
9. said according to Claim 8 biological tissue clip is characterized in that the end of said two clamping limbs also is provided with aileron.
10. according to the said biological tissue of claim 9 clip, it is characterized in that said aileron is provided with second double wedge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110050975.1A CN102090910B (en) | 2011-03-03 | 2011-03-03 | Biological tissue clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110050975.1A CN102090910B (en) | 2011-03-03 | 2011-03-03 | Biological tissue clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102090910A CN102090910A (en) | 2011-06-15 |
| CN102090910B true CN102090910B (en) | 2012-12-19 |
Family
ID=44124296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110050975.1A Expired - Fee Related CN102090910B (en) | 2011-03-03 | 2011-03-03 | Biological tissue clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102090910B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3725244A1 (en) * | 2019-04-17 | 2020-10-21 | Micro-Tech (Nanjing) Co., Ltd. | Medical device for causing the hemostasis of a blood vessel |
| EP3725242A1 (en) * | 2019-04-17 | 2020-10-21 | Micro-Tech (Nanjing) Co., Ltd. | Medical device for causing the hemostasis of a blood vessel |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013067662A1 (en) * | 2011-11-11 | 2013-05-16 | Zhu Jian | Clamping or ligating device |
| CN103989500B (en) * | 2014-05-23 | 2015-11-18 | 南京微创医学科技有限公司 | A kind of hemostatic clamp |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1108518A (en) * | 1994-11-14 | 1995-09-20 | 张祖仁 | Suturing device for surgical operation |
| CN2295458Y (en) * | 1997-05-15 | 1998-10-28 | 韦章庆 | Instrument for fetching urinary calculus |
| CN1730246A (en) * | 2005-08-04 | 2006-02-08 | 天津大学 | Micro manipulator used for throat surgery |
| CN201987608U (en) * | 2011-03-03 | 2011-09-28 | 柏峻峰 | Biological tissue clamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040193186A1 (en) * | 2003-03-25 | 2004-09-30 | Kortenbach Juergen A. | Flexible housing element for a surgical tool |
-
2011
- 2011-03-03 CN CN201110050975.1A patent/CN102090910B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1108518A (en) * | 1994-11-14 | 1995-09-20 | 张祖仁 | Suturing device for surgical operation |
| CN2295458Y (en) * | 1997-05-15 | 1998-10-28 | 韦章庆 | Instrument for fetching urinary calculus |
| CN1730246A (en) * | 2005-08-04 | 2006-02-08 | 天津大学 | Micro manipulator used for throat surgery |
| CN201987608U (en) * | 2011-03-03 | 2011-09-28 | 柏峻峰 | Biological tissue clamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3725244A1 (en) * | 2019-04-17 | 2020-10-21 | Micro-Tech (Nanjing) Co., Ltd. | Medical device for causing the hemostasis of a blood vessel |
| EP3725242A1 (en) * | 2019-04-17 | 2020-10-21 | Micro-Tech (Nanjing) Co., Ltd. | Medical device for causing the hemostasis of a blood vessel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102090910A (en) | 2011-06-15 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20160303 |