CN103690210B - A kind of Multifunctional needle holder - Google Patents
A kind of Multifunctional needle holder Download PDFInfo
- Publication number
- CN103690210B CN103690210B CN201310748534.8A CN201310748534A CN103690210B CN 103690210 B CN103690210 B CN 103690210B CN 201310748534 A CN201310748534 A CN 201310748534A CN 103690210 B CN103690210 B CN 103690210B
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- CN
- China
- Prior art keywords
- clamp
- caliper
- fixed
- flexible handle
- pull bar
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/062—Needle manipulators
Abstract
The present invention relates to a kind of Multifunctional needle holder, comprise caliper, clamp, fixed handle, flexible handle, linkage, pull bar, claw beam, tooth plate and adjusting rod, caliper and fixed handle are fixed, and linkage is fixed on flexible handle, and linkage is connected with pull bar; Claw beam and caliper are fixed, and pull bar is through claw beam, and pull bar is connected with clamp, and clamp is provided with clip tooth; One end of tooth plate is fixed on the top of flexible handle, and adjusting rod is arranged in caliper, has adjustment hole in adjusting rod, is provided with latch in adjustment hole, the other end of tooth plate and latch clamping; Be provided with card locking device in described caliper, card locking device and adjusting rod are fixed; Described flexible handle is provided with resetting means.Reasonable in design of the present invention, easy to operate, clamp good clamping effect, suture needle can not come off, and sewing effect is good; Also can make grasping tongs to use simultaneously, for capturing foreign body in vivo, good operation effect.
Description
Technical field
The present invention relates to one and hold pin nipper, particularly a kind of Multifunctional needle holder, be mainly used in capturing sewing needle and otch in human body is sewed up, belong to technical field of medical instruments.
Background technology
In Wicresoft's laparoscopic surgery, need to sew up after people's in-vivo tissue excision, the focus remnants of defeated troops after excision need to capture, in prior art, hold pin nipper can not regulate, it is more inflexible to capture, and caliper is wayward, operability is poor, gripping is insecure, easily comes off, and easy affected organ, do not reach desirable surgical effect, affect procedure efficiency.
Chinese Patent Application No.: 201010512220.4, discloses a kind of Multi-functional needle clamping pliers, sews up for clinical operation.Its defect is wayward, handle of must holding with a firm grip during stitching, otherwise sewing needle easily comes off, nor can control the closed amplitude of jaw, and operability is poor, affects procedure efficiency.
Summary of the invention
Technical problem to be solved by this invention overcomes above-mentioned deficiency existing in prior art, and design is a kind of rational in infrastructure, captures effective, the Multifunctional needle holder of easily manipulation.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of Multifunctional needle holder, comprise caliper, clamp, fixed handle and flexible handle, it is characterized in that: it also comprises linkage, pull bar, claw beam, tooth plate and adjusting rod, described caliper and fixed handle are fixed, caliper hollow, linkage is fixed on the top of flexible handle, and linkage is positioned at caliper, and linkage is connected with pull bar; Described claw beam and caliper are fixed, and pull bar is through claw beam, and pull bar is connected with clamp; Described clamp is provided with clip tooth.
One end of described tooth plate is fixed on the top of flexible handle, and adjusting rod is arranged in caliper, has adjustment hole in adjusting rod, is provided with latch in adjustment hole, the other end of tooth plate and latch clamping; Described fixed handle has tooth plate passage, tooth plate passage is connected with adjustment hole.
Be provided with card locking device in described caliper, card locking device and adjusting rod are fixed; Described flexible handle is provided with resetting means.
To hold with a firm grip flexible handle, flexible handle band moving tooth plate with on move, tooth plate slides on latch; Flexible handle drives pull bar to pull clamp by linkage simultaneously, clamp is pressed from both sides and closes; After clamp clamping, unclamp flexible handle, latch snaps in tooth plate fixing; Now can carry out the operations such as crawl stitching.
Card locking device of the present invention comprises button, spring, locking bar, No. two springs, steel ball and jam plates, adjusting rod and button are fixed, and a spring snaps in caliper, and one end of locking bar snaps in button and fixes, the other end penetrates caliper, and one end that locking bar penetrates caliper has locked groove; No. two springs, steel ball and jam plates are positioned at caliper, and No. two springs are fixed by screws in caliper, and steel ball is connected with the lower end of No. two springs, and jam plate is positioned at the lower end of steel ball; Jam plate has solution locked groove, the two ends of jam plate are respectively arranged with to push away and turn round, and jam plate is positioned at the below of locking bar.By push away turn round control jam plate move, make solution locked groove misalignment locking bar, locking bar cannot press down, and card locking device is in locking state, clamp clamped closed; By push away turn round control jam plate move, make solution locked groove aim at locking bar, when button is pressed, locking bar through separate locked groove press down time, adjusting rod presses down, and latch and tooth plate depart from, flexible handle reset, clamp separate, card locking device is in released state.The folding of clamp is controlled by card locking device, easy to operate, clamp clip tooth article difficult drop-off.
Linkage of the present invention comprises fixing head and connecting plate, and fixing head is fixed on flexible handle, and fixing head has chute, and one end of connecting plate is provided with pulley, and pulley is stuck in chute; The other end of connecting plate bends to hook-type, and knee is provided with connecting pin, and connecting pin is through connecting plate, and the two ends of connecting pin are fixed on caliper, and connecting plate can be that axle rotates along connecting pin; Connecting plate is that one end of hook-type has pull rod slot, and pull bar snaps in pull rod slot.Hold with a firm grip flexible handle, drive on fixing head and move, pulley slides in chute, and pulley slides to the other end from one end of chute, and drive connecting plate to rotate, connecting plate pulls pull bar, and pull bar drives clamp to close.
Resetting means of the present invention comprises shell fragment and bayonet lock, and shell fragment snaps in flexible handle, and one end of shell fragment is connected with bayonet lock, and the two ends of bayonet lock are fixed on fixed handle, and shell fragment can be that axle rotates along bayonet lock.Hold with a firm grip flexible handle time, shell fragment compress, card locking device lock; When card locking device unlocks, under the effect of shell fragment, flexible handle resets.
Clamp of the present invention comprises fixing clamp, active clamp and clamp seat, and fixing clamp and active clamp are provided with the clip tooth matched each other, and end and the clamp seat of fixing clamp are fixed, and clamp seat and claw beam are fixed; Fixing clamp is connected by pin with the end of active clamp, and active clamp can be that axle rotates along pin; The end of active clamp is connected with pull bar.
Clip tooth of the present invention adopts wolfram steel material to make, and fixing clamp and active clamp are hook-type; Can not needle roller when the fixing clamp in hook-type and active clamp clamping sewing needle, the clip tooth of wolfram steel material is more firmly wear-resisting.
One end of pull bar of the present invention is provided with draw-bar seat, and draw-bar seat snaps in pull rod slot fixing.
Caliper of the present invention is provided with clamp block, and clamp block is inserted in claw beam and caliper is tightened fixing, is provided with packing ring between clamp block and caliper.
The present invention compared with prior art, has following positive effect: reasonable in design, easy to operate, clamp good clamping effect, and suture needle can not come off, and sewing effect is good; Also can make grasping tongs to use simultaneously, for capturing foreign body in vivo, good operation effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is that handle of the present invention is held with a firm grip, clamp closes, the structural representation of card locking device locking.
Fig. 3 is the structural representation that handle of the present invention unclamps, clamp is opened, card locking device unlocks.
Fig. 4 is the structural representation of card locking device of the present invention.
Fig. 5 is the sectional structure schematic diagram of jam plate in Fig. 2.
Fig. 6 is the sectional structure schematic diagram of jam plate in Fig. 3.
Fig. 7 is the structural representation of linkage of the present invention.
Fig. 8 is the structural representation of resetting means of the present invention.
Fig. 9 is the structural representation of clamp of the present invention.
Figure 10 is the plan structure schematic diagram after Fig. 9 clamp closes.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by embodiment, the invention will be further described.
Embodiment:
See Fig. 1, the present embodiment comprises caliper 33, clamp 5, fixed handle 35, flexible handle 36, linkage 40, pull bar 7, claw beam 6, tooth plate 19 and adjusting rod 22, described caliper 33 is fixed with fixed handle 35, caliper 33 hollow, linkage 40 is fixed on the top of flexible handle 36, linkage 40 is positioned at caliper 33, and linkage 40 is connected with pull bar 7; Described claw beam 6 is fixed with caliper 33, and pull bar 7 is through claw beam 6, and pull bar 7 is connected with clamp 5; Described clamp 5 is provided with clip tooth 3.
One end of described tooth plate 19 is fixed on the top of flexible handle 36, and adjusting rod 22 is arranged in caliper 33, has adjustment hole 23 in adjusting rod 22, is provided with latch 24 in adjustment hole 23, the other end of tooth plate 19 and latch 24 clamping; Described fixed handle 35 has tooth plate passage 34, and tooth plate passage 34 is connected with adjustment hole 23.
Be provided with card locking device 41 in described caliper 33, card locking device 41 is fixed with adjusting rod 22; Described flexible handle 36 is provided with resetting means 42.
To hold with a firm grip flexible handle 36, flexible handle 36 be with moving tooth plate 19 with on move, tooth plate 19 slides on latch 24; Flexible handle 36 drives pull bar 7 to pull clamp 5 by linkage 40 simultaneously, clamp 5 is pressed from both sides and closes; Clamp 5 unclamps flexible handle 36 after clamping, and latch 24 snaps in tooth plate 19 fixing; Now can carry out the operations such as crawl stitching.
See Fig. 4, in the present embodiment, card locking device 41 comprises button 20, spring 21, locking bar 25, No. two springs 28, steel ball 29 and jam plates 30, adjusting rod 22 is fixed with button 20, a spring 21 snaps in caliper 33, one end of locking bar 25 snaps in button 20 and fixes, and the other end penetrates caliper 33, and one end that locking bar 25 penetrates caliper 33 has locked groove 26; No. two springs 28, steel ball 29 and jam plates 30 are positioned at caliper 33, and No. two springs 28 are fixed in caliper 33 by screw 27, and steel ball 29 is connected with the lower end of No. two springs 28, and jam plate 30 and steel ball 29 are fixed and be positioned at the lower end of steel ball 29; Jam plate 30 has and separates locked groove 32, the two ends of jam plate 30 are respectively arranged with to push away turns round 39, and jam plate 30 is positioned at the below of locking bar 25.
See Fig. 2, Fig. 5, turn round 39 control jam plates 30 move by pushing away, make solution locked groove 32 misalignment locking bar 25, locking bar 25 cannot press down or not control locking bar 25 and press down, and card locking device 41 is in locking state, clamp 5 clamped closed.
See Fig. 3, Fig. 6, turn round 39 control jam plates 30 move by pushing away, solution locked groove 32 is made to aim at locking bar 25, when button 20 is pressed, when locking bar 25 presses down through solution locked groove 32, adjusting rod 22 presses down, latch 24 and tooth plate 19 depart from, and flexible handle 36 resets, and clamp 5 separately, now jam plate 30 snaps in locked groove 26, and card locking device 41 is in released state.The folding of clamp 5 is controlled by card locking device 41, easy to operate, clamp 5 clip tooth 3 article difficult drop-off.Push away and turn round 39 promotion jam plates 30 when moving, No. two springs 28 and steel ball 29 reset for jam plate 30.
See Fig. 7, in the present embodiment, linkage 40 comprises fixing head 17 and connecting plate 12, and fixing head 17 is fixed on flexible handle 36, fixing head 17 has chute 18, and one end of connecting plate 12 is provided with pulley 15, and pulley 15 is stuck in chute 18; The other end of connecting plate 12 bends to hook-type, and knee is provided with connecting pin 14, and connecting pin 14 is through connecting plate 12, and the two ends of connecting pin 14 are fixed on caliper 33, and connecting plate 12 can along connecting pin 14 for axle rotates; Connecting plate 12 one end in hook-type has pull rod slot 13, and pull bar 7 snaps in pull rod slot 13.Hold with a firm grip flexible handle 36, drive on fixing head 17 and move, pulley 15 slides in chute 18, and pulley 15 slides to the other end from one end of chute 18, and drive connecting plate 12 to rotate, connecting plate 12 pulls pull bar 7, and pull bar 7 drives clamp 5 closed.
See Fig. 8, in the present embodiment, resetting means 42 comprises shell fragment 37 and bayonet lock 38, and shell fragment 37 snaps in flexible handle 36, and one end of shell fragment 37 is connected with bayonet lock 38, and the two ends of bayonet lock 38 are fixed on fixed handle 35, and shell fragment 37 can along bayonet lock 38 for axle rotates.Hold with a firm grip flexible handle 36 time, shell fragment 37 compresses, and card locking device 41 is locked; When card locking device 41 unlocks, under the effect of shell fragment 37, flexible handle 36 resets.
In the present embodiment, it is pikestaff pattern that fixed handle 35 and flexible handle 36 are combined into, the flexible handle 36 as long as hold with a firm grip, clamp 5 can be controlled close, under the effect of resetting means 42, there is reset response, handle is held with a firm grip comfortable hommization, and operation application is convenient, solves finger sleeve type handle loaded down with trivial details in prior art.
See Fig. 9, in the present embodiment, clamp 5 comprises fixing clamp 1, active clamp 2 and clamp seat 10, and fixing clamp 1 and active clamp 2 are provided with the clip tooth 3 matched each other, and end and the clamp seat 10 of fixing clamp 1 are fixed, and clamp seat 10 is fixed with claw beam 6; Fixing clamp 1 is connected by pin 4 with the end of active clamp 2, and active clamp 2 can along pin 4 for axle rotates; The end of active clamp 2 is connected with pull bar 7.
See Figure 10, in the present embodiment, clip tooth 3 adopts wolfram steel material to make, and fixing clamp 1 and active clamp 2 are in hook-type; Can not needle roller when fixing clamp 1 in hook-type and active clamp 2 clamp sewing needle, the clip tooth 3 of wolfram steel material is more firmly wear-resisting.
See Fig. 7, in the present embodiment, one end of pull bar 7 is provided with draw-bar seat 11, and draw-bar seat 11 snaps in pull rod slot 13 fixing.
See Fig. 1, in the present embodiment, caliper 33 is provided with clamp block 8, clamp block 8 is inserted in claw beam 6 and caliper 33 is tightened fixing, is provided with packing ring 9 between clamp block 8 and caliper 33.
See Fig. 1 ~ Fig. 3, during use, when the present embodiment is as when holding the use of pin nipper, sewing needle is placed between fixing clamp 1 and active clamp 2, flexible handle 36 of holding with a firm grip, drives clamp 5 to close by linkage 40, clamping sewing needle; Clamp 5 is locked by card locking device 41 simultaneously, and sewing needle can not come off, and suture operation is carried out smoothly; After stitching completes, operable lock card device 41, unclamps clamp 5, and flexible handle 36 resets, and operation completes.
When the present embodiment uses as foreign body nipper, the foreign body needing to capture aimed in human body by first clamp 5, then to hold with a firm grip gradually flexible handle 36, clamp 5 is closed gradually clamps foreign body, when clamp 5 is closed into the suitable amplitude of gripping, unclamp flexible handle 36, latch 24 snaps in tooth plate 19, clamp 5 is located, by foreign body.Latch 24 and tooth plate 19 can control the closed amplitude of clamp 5, and latch 24 is stuck in positions different on tooth plate 19, and clamp 5 closed amplitude is different, is applicable to the foreign body of gripping all size, operating force can not be caused to control improper.
In addition, it should be noted that, the specific embodiment described in this description, as long as the undeclared concrete shape of its part and size, then this part can for any shape and size adapted with its structure; Meanwhile, the title that part is got also can be different.All equivalences of doing according to structure, feature and the principle described in inventional idea of the present invention or simple change, be included in the protection domain of patent of the present invention.
Claims (7)
1. a Multifunctional needle holder, comprise caliper, clamp, fixed handle and flexible handle, it is characterized in that: it also comprises linkage, pull bar, claw beam, tooth plate and adjusting rod, described caliper and fixed handle are fixed, caliper hollow, linkage is fixed on the top of flexible handle, and linkage is positioned at caliper, and linkage is connected with pull bar; Described claw beam and caliper are fixed, and pull bar is through claw beam, and pull bar is connected with clamp; Described clamp is provided with clip tooth;
One end of described tooth plate is fixed on the top of flexible handle, and adjusting rod is arranged in caliper, has adjustment hole in adjusting rod, is provided with latch in adjustment hole, the other end of tooth plate and latch clamping; Described fixed handle has tooth plate passage, tooth plate passage is connected with adjustment hole;
Be provided with card locking device in described caliper, card locking device and adjusting rod are fixed;
Described flexible handle is provided with resetting means;
Described card locking device comprises button, spring, locking bar, No. two springs, steel ball and jam plates, adjusting rod and button are fixed, and a spring snaps in caliper, and one end of locking bar snaps in button and fixes, the other end penetrates caliper, and one end that locking bar penetrates caliper has locked groove; No. two springs, steel ball and jam plates are positioned at caliper, and No. two springs are fixed by screws in caliper, and steel ball is connected with the lower end of No. two springs, and jam plate is positioned at the lower end of steel ball; Jam plate has solution locked groove, the two ends of jam plate are respectively arranged with to push away and turn round, and jam plate is positioned at the below of locking bar.
2. Multifunctional needle holder according to claim 1, it is characterized in that: described linkage comprises fixing head and connecting plate, fixing head is fixed on flexible handle, and fixing head has chute, one end of connecting plate is provided with pulley, and pulley is stuck in chute; The other end of connecting plate bends to hook-type, and knee is provided with connecting pin, and connecting pin is through connecting plate, and the two ends of connecting pin are fixed on caliper, and connecting plate can be that axle rotates along connecting pin; Connecting plate is that one end of hook-type has pull rod slot, and pull bar snaps in pull rod slot.
3. Multifunctional needle holder according to claim 2, it is characterized in that: described resetting means comprises shell fragment and bayonet lock, and shell fragment snaps in flexible handle, one end of shell fragment is connected with bayonet lock, the two ends of bayonet lock are fixed on fixed handle, and shell fragment can be that axle rotates along bayonet lock.
4. Multifunctional needle holder according to claim 3, it is characterized in that: described clamp comprises fixing clamp, active clamp and clamp seat, fixing clamp and active clamp are provided with the clip tooth matched each other, end and the clamp seat of fixing clamp are fixed, and clamp seat and claw beam are fixed; Fixing clamp is connected by pin with the end of active clamp, and active clamp can be that axle rotates along pin; The end of active clamp is connected with pull bar.
5. Multifunctional needle holder according to claim 4, is characterized in that: described clip tooth adopts wolfram steel material to make.
6. Multifunctional needle holder according to claim 2, is characterized in that: one end of described pull bar is provided with draw-bar seat, and draw-bar seat snaps in pull rod slot fixing.
7. the Multifunctional needle holder according to claim 1 or 4, is characterized in that: described caliper is provided with clamp block, and clamp block is inserted in claw beam and caliper is tightened fixing, is provided with packing ring between clamp block and caliper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310748534.8A CN103690210B (en) | 2013-12-31 | 2013-12-31 | A kind of Multifunctional needle holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310748534.8A CN103690210B (en) | 2013-12-31 | 2013-12-31 | A kind of Multifunctional needle holder |
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| Publication Number | Publication Date |
|---|---|
| CN103690210A CN103690210A (en) | 2014-04-02 |
| CN103690210B true CN103690210B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310748534.8A Active CN103690210B (en) | 2013-12-31 | 2013-12-31 | A kind of Multifunctional needle holder |
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| CN (1) | CN103690210B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106073838A (en) * | 2016-08-04 | 2016-11-09 | 中国人民解放军第三军医大学第三附属医院 | A kind of needle holder used under peritoneoscope |
| CN109846522A (en) * | 2018-09-28 | 2019-06-07 | 桐庐优视医疗器械有限公司 | A kind of cable type ligation suture down-lead device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202437265U (en) * | 2012-02-10 | 2012-09-19 | 浙江苏嘉医疗器械股份有限公司 | Lock-mounted forceps for abdominal operation |
| CN202497194U (en) * | 2012-02-24 | 2012-10-24 | 杭州光典医疗器械有限公司 | Cholangiography forceps |
| CN203252679U (en) * | 2013-03-28 | 2013-10-30 | 杭州洁伊医疗器械有限公司 | Needle carrier |
| CN203677158U (en) * | 2013-12-31 | 2014-07-02 | 桐庐优视医疗器械有限公司 | Multi-functional adjustable holding-needle grabbing forceps |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10172669B2 (en) * | 2009-10-09 | 2019-01-08 | Ethicon Llc | Surgical instrument comprising an energy trigger lockout |
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2013
- 2013-12-31 CN CN201310748534.8A patent/CN103690210B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202437265U (en) * | 2012-02-10 | 2012-09-19 | 浙江苏嘉医疗器械股份有限公司 | Lock-mounted forceps for abdominal operation |
| CN202497194U (en) * | 2012-02-24 | 2012-10-24 | 杭州光典医疗器械有限公司 | Cholangiography forceps |
| CN203252679U (en) * | 2013-03-28 | 2013-10-30 | 杭州洁伊医疗器械有限公司 | Needle carrier |
| CN203677158U (en) * | 2013-12-31 | 2014-07-02 | 桐庐优视医疗器械有限公司 | Multi-functional adjustable holding-needle grabbing forceps |
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| CN103690210A (en) | 2014-04-02 |
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