CN206453828U - A kind of grasping tissue pincers - Google Patents
A kind of grasping tissue pincers Download PDFInfo
- Publication number
- CN206453828U CN206453828U CN201621022298.7U CN201621022298U CN206453828U CN 206453828 U CN206453828 U CN 206453828U CN 201621022298 U CN201621022298 U CN 201621022298U CN 206453828 U CN206453828 U CN 206453828U
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- CN
- China
- Prior art keywords
- handle
- spring
- puncture cannula
- clamp
- limited block
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model is related to a kind of grasping tissue pincers, it includes the puncture cannula that bottom is put the first edge on a knife or a pair of scissors, it is fixedly arranged on the housing of puncture cannula upper end, pull bar and it is fixedly arranged on respectively on pull bar, the handle A and clamp at lower two ends, the passage of up/down perforation is provided with the puncture cannula, up/down perforation and the cavity connected with passage are provided with housing, the pull bar is through cavity and through in passage, and handle A is contained in cavity, clamp is located at the bottom of puncture cannula, it also includes the spring A being located in cavity, the pull bar enters in passage through spring A, when pushing handle A, spring A is compressed, clamp exposes puncture cannula and opened, as release handle A, spring A resets, handle A is promoted to be moved upwards together with pull bar, clamp enters in puncture cannula and is limited by puncture cannula and closes, the utility model is simple in construction, it can effectively prevent that pressing from both sides organized clamp integrally enters in puncture cannula, tissue is entered puncture cannula with clamp and damage is caused to tissue.
Description
Technical field
The utility model is related to medical instruments field, and in particular to a kind of grasping tissue pincers.
Background technology
Dissociate in laparoscopic surgery, it is necessary to carry out crawl traction to the miniorgan on lesions position periphery using nipper,
And need to position after miniorgan's traction is free.Most nipper mainly has puncture cannula, is fixedly arranged on puncture cannula upper end
Housing, the pull bar in puncture cannula and the handle and clamp for being fixedly arranged on pull bar upper/lower terminal respectively, pass through joystick
Clamp is moved up and down and realize folding.Nipper is nearly all one-handed performance, and traditional nipper lacks resetting means so that when
Clamp is clamped after tissue, because the tissue clamped can produce restoring force, only by artificial singlehanded carrying handle upwards
It will become inconvenience, the bad control of laborious and lifting dynamics to control clamp to move upwards, and easily pull tissue into and wear in operation
Pierce in sleeve pipe, cause the damage of tissue；Further, traditional nipper is without positioner, it is necessary to manual positioning, brought to operation
Unnecessary trouble, can not meet preferable operation application effect.
The content of the invention
The purpose of this utility model is to provide a kind of grasping tissue pincers simple in construction, simple operation.
The purpose of this utility model is achieved through the following technical solutions：A kind of grasping tissue pincers, it includes what bottom was put the first edge on a knife or a pair of scissors
Puncture cannula, the housing for being fixedly arranged on puncture cannula upper end, pull bar and the handle A and pincers that are fixedly arranged on pull bar upper/lower terminal respectively
It is provided with folder, the puncture cannula in the passage of up/down perforation, housing and is provided with up/down perforation and the cavity connected with passage, it is described
Pull bar is through cavity and through in passage, and handle A is contained in cavity, and clamp is located at the bottom of puncture cannula, and it is also wrapped
The spring A in cavity is included, the pull bar enters in passage through spring A, and when pushing handle A, spring A is compressed, clamp
Expose puncture cannula and open, when release handle A, spring A reset, promote handle A to be moved upwards together with pull bar, clamp, which enters, to be worn
Pierce in sleeve pipe and be limited by puncture cannula and close.
For prior art, the utility model has the advantage of：
1. the utility model only adds spring A, limited block and positioning seat in the structure of traditional nipper, so this reality
It is simple with new structure.
2. the utility model simple operation, laborsaving.
3. the spring A that the utility model is provided with can not only make operation just laborsaving, and can prevent that folder is organized
Clamp integrally enters in puncture cannula, tissue is entered puncture cannula with clamp and causes damage to tissue：Because spring A's
Upper end is fixedly connected with pull bar or handle A, and spring A lower end is fixedly connected with the casing, and joystick A is moved upwards, as handle A
After connecting pull bar, jaw motion to a certain extent, spring A can be stretched, and now spring A can give the one downward drawing of pull bar or handle
Power, so as to effectively inhibit clamp integrally to enter in puncture cannula.
4. limited block of the present utility model further defines the position of pull bar, also playing prevents clamp integrally enters from wearing
Pierce in sleeve pipe, tissue is brought into clamp in puncture cannula, and damage is caused to tissue.
5. grasping tissue of the present utility model pincers are provided with suctorial positioning seat, the sucker sucked with skin can be by
Grasping tissue pincers are fixed.
6. the draw ring that shackle and handle A that the utility model housing is provided with are provided with, is easy to the one-handed performance tissue
Forceps.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the structural representation after the utility model housing is broken away.
Fig. 3 is in Fig. 2 I enlarged drawing.
Fig. 4 is in Fig. 2 II enlarged drawing.
Fig. 5 is that Fig. 4 puts sectional view.
Fig. 6 is in Fig. 2 III enlarged drawing.
Label declaration：1 puncture cannula, 2 housings, 3 pull bars, 4 handle A, 5 clamps, 6 spring A, 7 limited blocks, 8
Only locking key, 10 spring Bs, 11 positioning seats, 12 suckers, 13 handle B, 14 left intermediate plates, 15 right clamping pieces, 16 are pressed from both sides for stopper slot, 9
Tooth A, 17 clip tooth B, 18 shackles, 19 draw rings.
Embodiment
The utility model content is described in detail with reference to Figure of description and embodiment：
As shown in Figures 1 to 6：A kind of grasping tissue pincers, puncture cannula 1 that it includes putting the first edge on a knife or a pair of scissors bottom, are fixedly arranged on puncture set
The housing 2 of the upper end of pipe 1, pull bar 3 and the handle A4 and clamp 5 that are fixedly arranged on the upper/lower terminal of pull bar 3 respectively, the puncture cannula 1
In be provided with the passage of up/down perforation, provided with up/down perforation and the cavity that connect with passage in housing 2, the pull bar 3 is through cavity
And through in passage, and handle A4 is contained in cavity, clamp 5 is located at the bottom of puncture cannula 1, and it also includes being located at cavity
In spring A6, the pull bar 3 through spring A6 enter passage in, when pushing handle A4, spring A6 is compressed, and clamp 5 exposes
Puncture cannula 1 simultaneously opens, and when release handle A4, spring A6 reset, promotes handle A4 to be moved upwards together with pull bar 3, clamp 5 enters
In puncture cannula 1 and it is limited by puncture cannula 1 and closes.
The upper end of the spring A6 is fixedly connected with pull bar 3 or handle A4, and spring A6 lower end is fixedly connected with housing 2.
Spring A6 setting makes one-handed performance grasping tissue pincers become convenient, laborsaving：When pushing handle A4, spring A6 is pressed
Contracting, clamp 5 exposes puncture cannula 1 and opened, and the clamp 5 now opened can catch on tissue, and clamp 5 is caught on after tissue, unclamps
Handle A4, when being resetted because of the spring A6 after compression, can give the upward restoring force of one, handle, promote joystick A4 to have group together with hook
Motion becomes laborsaving to the clamp 5 knitted upwards, and after clamp 5 enters puncture cannula 1, clamp 5, which is limited by puncture cannula 1, makes clamp 5
Closure clamps tissue.
Certainly, because spring A6 effect, press from both sides the organized entirety of clamp 5 and be not easy to enter in puncture cannula 1 easily, because
It is fixedly connected for spring A6 upper end with pull bar 3 or handle A4, spring A6 lower end is fixedly connected with housing 2, joystick A4
Motion upwards, after handle A4, which connects pull bar 3, clamp 5, to move to a certain extent, spring A6 can be stretched, now spring A6 meetings
Give pull bar 3 or handle one downward pulling force, so as to effectively inhibit clamp 5 is overall to enter in puncture cannula 1, make tissue with
Clamp 5 is damaged into 1 pair of tissue of puncture cannula together.
It is also included on the internal face of housing 2 and towards the limited block 7 extended in the cavity of housing 2, the wall of the handle A4
The bar shaped stopper slot 8 along upper and lower to extension is offered on face, limited block 7 is placed in stopper slot 8, the upper and lower motions of handle A4
Make limited block 7 and the relative motion of stopper slot 8, when handle A4 is moved upwards together with pull bar 3, handle A4 is moved under stopper slot 8
When end is contacted with limited block 7, handle A4 is limited by limited block 7, and pull bar 3 is together with handle A4 stop motions.
The setting of limited block 7 further can be defined to the position of pull bar 3, increased by one layer of protection, prevented from accompanying group
The entirety of clamp 5 knitted enters in puncture cannula 1, and tissue is damaged.
Described limited block 7 is articulated with the internal face of housing 2, and limited block 7 extends outside housing 2 and is located at housing with one
Only locking key 9 outside 2 links into an integrated entity；Described limited block 7 is provided with hinge hole, and the internal face of housing 2 is described provided with projection
Projection is penetrated in hinge hole, is provided with a spring B 10 between described raised and hinge hole hole wall, spring B 10 be sheathed in projection and
The two ends of spring B 10 are connected with limited block 7 and housing 2 respectively, and when pressing stops locking key 9, spring B 10 finds deformation, drives limit
Position block 7 is rotated around pin joint, and limited block 7 deviates stopper slot 8, and locking key 9 is stopped when unclamping, and spring B 10 resets and drives limited block 7
Reset.
Limited block 7, which is articulated with, can realize the puncture function of puncture cannula 1 on the shell wall of housing 2, in order to realize puncture, pincers
Folder 5 overall must enter puncture cannula 1, enter out the part of putting the first edge on a knife or a pair of scissors of the bottom of puncture cannula 1.As shown in Fig. 2,4,5：In order that pincers
Folder 5 is overall to enter puncture cannula 1, can press the upper end of only locking key 9, limited block 7 is rotated around pin joint, so that spacing
The of short duration de- deviation handle A4 of block 7 stopper slot 8, at this moment artificial handle A4, handle A4 upwards are transported upwards together with pull bar 3
It is dynamic, and handle A4 will not be limited by limited block 7 together with the motion of pull bar 3, thus overall pull in of clamp 5 can be punctured into set
In pipe 1, it can then be punctured in the puncture site of human body skin；
After the puncture of puncture cannula 1 is subcutaneous into human body, handle A4 is pressed, handle A4 is transported downwardly together together with pull bar 3
Dynamic, when handle A4 stopper slot 8 moves to the position of limited block 7, limited block 7 is replied, and limited block 7 is placed in stopper slot again
In 8, while handle A4 is still moved downwardly together together with pull bar 3, after moving to clamp 5 and leaving puncture cannula 1, clamp 5 opens,
Just clamp 5 can be allowed to catch on tissue afterwards, then make pressing handle A4 into upward carrying handle A4, handle A4 connection pull bars 3
Motion upwards, when the handle A4 lower ends for moving to stopper slot 8 are contacted with limited block 7, handle A4 is limited by limited block 7, pull bar 3
Together with handle A4 stop motions, avoiding problems pressing from both sides, organized clamp 5 is overall to be entered in puncture cannula 1, and wound is caused to tissue
Evil.
It also includes being sheathed on the positioning seat 11 that on puncture cannula 1 and can be moved up and down, the lower surface of the positioning seat 11
Provided with the sucker 12 with skin attachement.As shown in Figure 1, 2, described sucker extends outward two extensions, and extension is easy to
Doctor is separated sucker with skin.
The material of the sucker 12 is silica gel, and the positioning seat 11 is software material, and positioning seat 11 is provided with up/down perforation
Through hole, puncture cannula 1 is arranged in through hole, and the pipe external diameter of the puncture cannula 1 is more than the aperture of through hole so that positioning seat 11
Be interference fitted with puncture cannula 1, when the up and down motion for wanting to realize positioning seat 11, it is necessary to artificially directly control, when this practicality newly
The grasping tissue pincers of type are grabbed after tissue, and manual control positioning seat 11 is moved downward, when moving to sucker 12 and human body skin
After the contact of surface, sucker 12 is mutually close to skin, and the grasping tissue is clamped and fixed so that grasping tissue pincers, which are maintained at, both to be grabbed
Tissue is again by fixed state.
The positioning seat 11 is provided with handle B13.Handle B13 setting is easy to operate the up and down motion of positioning seat 11.
Described clamp 5 includes left intermediate plate 14 and right clamping piece 15, described left intermediate plate 14 and the upper end of right clamping piece 15
The bottom with pull bar 3 is connected respectively, and left intermediate plate 14 is provided with clip tooth A16, and right clamping piece 15 is provided with the clip tooth engaged with briar tooth A
B17.Flexure strip can be arranged on the left intermediate plate 14 and right clamping piece 15, guarantor makes tissue be not readily susceptible to damage.
The material of the left intermediate plate 14 and right clamping piece 15 is spring A6 Steel materials.The left intermediate plate that spring A6 Steel materials are made
14 and right clamping piece 15 it is flexible, when left intermediate plate 14 and right clamping piece 15 are limited by puncture cannula 1, left intermediate plate 14 and the right side
Intermediate plate 15 is closed, and after left intermediate plate 14 and right clamping piece 15 expose puncture cannula 1, left intermediate plate 14 and right clamping piece 15 are replied, and are made
Left intermediate plate 14 and right clamping piece 15 is obtained to open.
Two are arranged with the outside wall surface of the housing 2 is used for the shackle 18 that finger is hooked, the upper end of the handle A4
Provided with the draw ring 19 penetrated for finger.This structure is easy to one-handed performance grasping tissue pincers.Thumb is arranged in when using
In draw ring 19, forefinger and middle finger distinguish hook in two shackles 18.
Application method of the present utility model is as follows：First pressing stops the upper end of locking key 9, makes the de- deviation hand that limited block 7 is of short duration
Handle A4 stopper slot 8, the upward handle A4 of thumb, handle A4 is moved upwardly together together with pull bar 3, clamp 5, when clamp 5 is whole
After body enters in puncture cannula 1, punctured in the puncture site of human body skin；When the puncture of puncture cannula 1 is subcutaneous into human body
Afterwards, thumb pressing handle A4, handle A4 are moved downwardly together together with pull bar 3, clamp 5 is exposed puncture cannula when moving to
1 and open, the clip tooth A16 of the left intermediate plate 14 of clamp 5 or the clip tooth B17 of right clamping piece 15 catch on tissue, stop pressing handle afterwards
A4 simultaneously applies a upward power to handle A4, and handle A4, pull bar 3 and clamp 5 are moved upwardly together, the limit on handle A4
After the position lower end of groove 8 is contacted with limited block 7, handle A4, pull bar 3 and clamp 5 stop upward motion, the organized clamp 5 of hook
Top enters in puncture cannula 1, and clamp 5, which is limited by puncture cannula 1, closes clamp 5, tissue is grabbed into correct position, finally
Adjustment positioning seat 11 makes sucker 12 be attached to epidermis, and the grasping tissue is clamped and fixed.
Claims (10)
1. a kind of grasping tissue pincers, puncture cannula (1) that it includes putting the first edge on a knife or a pair of scissors bottom, the housing for being fixedly arranged on puncture cannula (1) upper end
(2), pull bar (3) and the handle A (4) and clamp (5) of pull bar (3) upper/lower terminal are fixedly arranged on respectively, the puncture cannula (1)
In be provided with the passage of up/down perforation, provided with up/down perforation and the cavity that is connected with passage in housing (2), the pull bar (3) passes through
Cavity and through in passage, and handle A (4) is contained in cavity, clamp (5) is located at the bottom of puncture cannula (1), its feature
It is：It also includes the spring A (6) being located in cavity, and the pull bar (3) enters in passage through spring A (6), when pushing hand
Handle A (4), spring A (6) is compressed, and clamp (5) exposes puncture cannula (1) and opened, and when release handle A (4), spring A (6) is multiple
Position, promotes handle A (4) to be moved upwards together with pull bar (3), and clamp (5) enters in puncture cannula (1) and is limited by puncture cannula
(1) close.
2. grasping tissue pincers according to claim 1, it is characterised in that：The upper end of the spring A (6) and pull bar (3) or
Handle A (4) is fixedly connected, and spring A (6) lower end is fixedly connected with housing (2).
3. grasping tissue pincers according to claim 1 or 2, it is characterised in that：It also includes on housing (2) internal face
And towards the limited block (7) extended in housing (2) cavity, offered on the wall of the handle A (4) along upper and lower to extension
Bar shaped stopper slot (8), limited block (7) is placed in stopper slot (8), and the upper and lower motions of handle A (4) make limited block (7) and stopper slot
(8) relative motion, when handle A (4) is moved upwards, the lower end that handle A (4) moves to stopper slot (8) is contacted with limited block (7)
When, handle A (4) is limited by limited block (7), handle A (4) stop motion.
4. grasping tissue pincers according to claim 3, it is characterised in that：Described limited block (7) is articulated with housing (2)
On internal face, limited block (7) extends housing (2) outside and linked into an integrated entity with an only locking key (9) located at housing (2) outside；Institute
The limited block (7) stated is provided with hinge hole, and the internal face of housing (2) is provided with projection, and projection is penetrated in hinge hole, the projection
A spring B (10) is provided between hinge hole hole wall, the two ends of spring B (10) connect with limited block (7) and housing (2) respectively
Connect, when pressing stops locking key (9), spring B (10) finds deformation, drives limited block (7) to be rotated around pin joint, and limited block (7) is partially
From stopper slot (8), locking key (9) is stopped when unclamping, spring B (10) resets and drives limited block (7) to reset.
5. grasping tissue pincers according to claim 1, it is characterised in that：It also includes being sheathed on puncture cannula (1) simultaneously
The positioning seat (11) that can be moved up and down, the lower surface of the positioning seat (11) is provided with the sucker (12) with skin attachement.
6. grasping tissue pincers according to claim 5, it is characterised in that：The material of the sucker (12) is silica gel.
7. grasping tissue pincers according to claim 5, it is characterised in that：The positioning seat is provided with handle B (13).
8. grasping tissue pincers according to claim 1, it is characterised in that：Described clamp (5) include left intermediate plate (14) with
And right clamping piece (15), the bottom of described left intermediate plate (14) and the upper end of right clamping piece (15) respectively with pull bar (3) is connected, Zuo Jia
Piece (14) is provided with clip tooth A (16), and right clamping piece (15) is provided with the clip tooth B (17) engaged with briar tooth A.
9. grasping tissue pincers according to claim 8, it is characterised in that：The left intermediate plate (14) and right clamping piece (15)
Material is spring steel material.
10. grasping tissue pincers according to claim 1, it is characterised in that：It is arranged with the outside wall surface of the housing (2)
Two are used for the shackle (18) that finger is hooked, and the upper end of the handle A (4), which is provided with, is used for the draw ring (19) that finger is penetrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621022298.7U CN206453828U (en) | 2016-08-31 | 2016-08-31 | A kind of grasping tissue pincers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621022298.7U CN206453828U (en) | 2016-08-31 | 2016-08-31 | A kind of grasping tissue pincers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206453828U true CN206453828U (en) | 2017-09-01 |
Family
ID=59691957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621022298.7U Withdrawn - After Issue CN206453828U (en) | 2016-08-31 | 2016-08-31 | A kind of grasping tissue pincers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206453828U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106236195A (en) * | 2016-08-31 | 2016-12-21 | 施爱德（厦门）医疗器材有限公司 | A kind of grasping tissue pincers |
-
2016
- 2016-08-31 CN CN201621022298.7U patent/CN206453828U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106236195A (en) * | 2016-08-31 | 2016-12-21 | 施爱德（厦门）医疗器材有限公司 | A kind of grasping tissue pincers |
| CN106236195B (en) * | 2016-08-31 | 2019-02-05 | 施爱德（厦门）医疗器材有限公司 | A kind of grasping tissue pincers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170901 Effective date of abandoning: 20190205 |