CN103690210A - Multifunctional needle holder - Google Patents
Multifunctional needle holder Download PDFInfo
- Publication number
- CN103690210A CN103690210A CN201310748534.8A CN201310748534A CN103690210A CN 103690210 A CN103690210 A CN 103690210A CN 201310748534 A CN201310748534 A CN 201310748534A CN 103690210 A CN103690210 A CN 103690210A
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- clamp
- fixed
- caliper
- pin
- handle
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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
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Clamps And Clips (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention relates to a multifunctional needle holder comprising a holder body, a clamp, a fixed handle, a moving handle, a linkage, a pull rod, a holder shank, a toothed plate, and an adjusting rod. The holder body is fixed to the fixed handle. The linkage is fixed on the moving handle and connected with the pull rod. The holder shank is fixed to the holder body. The pull rod penetrates the holder shank and connected with the clamp. The clamp is provided with clamp teeth. One end of the toothed plate is fixed to the top end of the moving handle. The adjusting rod is mounted inside the holder body. The adjusting rod is provided with an inner adjusting hole. Fastening teeth are arranged inside the adjusting hole. The other end of the toothed plate is clamped to the fastening teeth. A locking device is disposed inside the holder body and fixed to the adjusting rod. The moving handle is provided with a return device. The multifunctional needle holder is reasonable in design and convenient to operate, the clamp is capable of holding effectively, a sewing needle never drops, and sewing effect is good. Meanwhile, the multifunctional needle holder can be used as a gripper used for gripping foreign bodies in a body, and operation effect is good.
Description
Technical field
The present invention relates to a kind of pin nipper of holding, particularly a kind of multi-functional scalable is held pin nipper, is mainly used in capturing sewing needle otch in human body is sewed up, and belongs to technical field of medical instruments.
Background technology
In Wicresoft's laparoscopic surgery, after people's in-vivo tissue excision, need to sew up, the focus remnants of defeated troops after excision need to capture, in prior art, holding pin nipper can not regulate, and it is more inflexible to capture, and caliper is wayward, operability is poor, gripping is insecure, easily comes off, and easily damages organ, do not reach desirable surgical effect, impact operation efficiency.
Chinese Patent Application No.: 201010512220.4, a kind of Multi-functional needle clamping pliers is disclosed, for clinical operation, sew up.Its defect is wayward, the 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, impact operation efficiency.
Summary of the invention
Technical problem to be solved by this invention is to overcome existing above-mentioned deficiency in prior art, and designs a kind of rational in infrastructurely, captures effectively, and the multi-functional scalable of easily controlling is held pin nipper.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of multi-functional scalable is held pin nipper, 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; On described clamp, be 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; On described fixed handle, have tooth plate passage, tooth plate passage is connected with adjustment hole.
In described caliper, be provided with card locking device, card locking device and adjusting rod are fixed; On described flexible handle, be provided with resetting means.
The flexible handle of holding with a firm grip, 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, and clamp folder is closed; Clamp unclamps flexible handle after clamping, and latch snaps in tooth plate fixing; Now can capture the operations such as 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 No. one 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 spring, steel ball and jam plate are positioned at caliper, and No. two spring is 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; On jam plate, have 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 pushing away to turn round, control jam plate and move, make to separate locked groove misalignment locking bar, locking bar cannot press down, and card locking device is in locking state, clamp clamped closed; By pushing away to turn round, control jam plate and move, make to separate locked groove and aim at locking bar, when button is pressed, locking bar is when separating locked groove and press down, and adjusting rod presses down, and latch departs from tooth plate, and flexible handle resets, and clamp separates, and card locking device is in released state.By card locking device, control the folding of clamp, 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, has chute on fixing head, 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; One end that connecting plate is hook-type has pull rod slot, and pull bar snaps in pull rod slot.The flexible handle of holding with a firm grip, drives on fixing head and moves, and pulley slides in chute, and pulley slides to the other end from one end of chute, drives connecting plate to rotate, and connecting plate pulls pull bar, and pull bar drives clamp closed.
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.While holding flexible handle with a firm grip, shell fragment compression, card locking device locking; During card locking device release, under the effect of shell fragment, flexible handle resets.
Clamp of the present invention comprises fixedly clamp, active clamp and clamp seat, fixedly on clamp and active clamp, is provided with the clip tooth matching each other, and fixedly the end of clamp and clamp seat are fixed, and clamp seat and claw beam are fixed; Fixedly 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 fixedly clamp and active clamp are hook-type; Can needle roller when being the fixedly clamp of hook-type and active clamp and clamping sewing needle, the clip tooth of wolfram steel material is more wear-resisting firmly.
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.
On caliper of the present invention, be provided with clamp block, clamp block is inserted in claw beam and caliper and is tightened fixingly, between clamp block and caliper, is provided with packing ring.
The present invention compared with prior art, has following positive effect: reasonable in design, and easy to operate, clamp good clamping effect, suture needle can not come off, and sewing effect is good; Also can make grasping tongs and use, for capturing foreign body in vivo, good operation effect simultaneously.
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 closed, the structural representation of card locking device locking.
Fig. 3 is that handle of the present invention unclamps, clamp is opened, the structural representation of card locking device release.
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 closure.
The specific embodiment
Below in conjunction with accompanying drawing and by embodiment, the invention will be further described.
Embodiment:
Referring to 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 fixing with fixed handle 35, caliper 33 hollows, 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 fixing with caliper 33, and pull bar 7 is through claw beam 6, and pull bar 7 is connected with clamp 5; On described clamp 5, be 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 clampings; On described fixed handle 35, have tooth plate passage 34, tooth plate passage 34 is connected with adjustment hole 23.
In described caliper 33, be provided with card locking device 41, card locking device 41 is fixing with adjusting rod 22; On described flexible handle 36, be provided with resetting means 42.
The flexible handle 36 of holding with a firm grip, flexible handle 36 band moving tooth plates 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, and clamp 5 folders are closed; After clamp 5 clamps, unclamp flexible handle 36, latch 24 snaps in tooth plate 19 fixing; Now can capture the operations such as stitching.
Referring to 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 fixing with button 20, No. one 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 33, No. two springs 28 of caliper and are fixed in caliper 33 by screw 27, and steel ball 29 is connected with the lower end of No. two springs 28, and the lower end of steel ball 29 is fixed and be positioned to jam plate 30 and steel ball 29; On jam plate 30, have and separate 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.
Referring to Fig. 2, Fig. 5, by pushing away, turn round 39 control jam plates 30 and move, make to separate locked groove 32 misalignment locking bars 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.
Referring to Fig. 3, Fig. 6, by pushing away, turn round 39 control jam plates 30 and move, make to separate locked groove 32 and 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 departs from tooth plate 19, 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.By card locking device 41, control the folding of clamp 5, easy to operate, clamp 5 clip tooth 3 article difficult drop-offs.Push away when turning round 39 promotion jam plates 30 and moving, No. two springs 28 and steel ball 29 reset for jam plate 30.
Referring to 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, has chute 18 on fixing head 17, 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 be axle rotation along connecting pin 14; One end that connecting plate 12 is hook-type has pull rod slot 13, and pull bar 7 snaps in pull rod slot 13.The flexible handle 36 of holding with a firm grip, drives on fixing head 17 and moves, and pulley 15 slides in chute 18, and pulley 15 slides to the other end from one end of chute 18, drives connecting plate 12 to rotate, and connecting plate 12 pulls pull bar 7, pull bar 7 drive clamp 5 closures.
Referring to 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 be axle rotation along bayonet lock 38.While holding flexible handle 36 with a firm grip, shell fragment 37 compressions, card locking device 41 lockings; During card locking device 41 release, 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, as long as hold with a firm grip, flexible handle 36, can control clamp 5 closures, under the effect of resetting means 42, there is reset response, the handle comfortable hommization of holding with a firm grip, operation application is convenient, solved finger sleeve type handle loaded down with trivial details in prior art.
Referring to Fig. 9, in the present embodiment, clamp 5 comprises fixedly clamp 1, active clamp 2 and clamp seat 10, fixedly on clamp 1 and active clamp 2, is provided with the clip tooth 3 matching each other, and fixedly the end of clamp 1 and clamp seat 10 are fixing, and clamp seat 10 is fixing with claw beam 6; Fixedly clamp 1 is connected by pin 4 with the end of active clamp 2, and active clamp 2 can be axle rotation along pin 4; The end of active clamp 2 is connected with pull bar 7.
Referring to Figure 10, in the present embodiment, clip tooth 3 adopts wolfram steel material to make, and fixedly clamp 1 and active clamp 2 are hook-type; Can needle roller when being the fixedly clamp 1 of hook-type and active clamp 2 and clamping sewing needle, the clip tooth 3 of wolfram steel material is more wear-resisting firmly.
Referring to 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.
Referring to Fig. 1, in the present embodiment, on caliper 33, be provided with clamp block 8, clamp block 8 is inserted in claw beam 6 and caliper 33 and is tightened fixingly, between clamp block 8 and caliper 33, is provided with packing ring 9.
Referring to Fig. 1～Fig. 3, during use, when the present embodiment is when holding pin nipper and use, sewing needle is placed on fixedly between clamp 1 and active clamp 2, the flexible handle 36 of holding with a firm grip, drives clamp 5 closures by linkage 40, clamping sewing needle; Card locking device 41 is by clamp 5 lockings 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 is used as foreign body nipper, first clamp 5 is aimed at the foreign body that needs crawl in human body, then the flexible handle 36 of holding with a firm grip gradually, clamp 5 gradually closure is clamped 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 location, by foreign body.Latch 24 and tooth plate 19 can be controlled the amplitude of clamp 5 closures, and latch 24 is stuck in positions different on tooth plate 19, and clamp 5 closed amplitude are different, are applicable to the foreign body of gripping all size, can not cause operating force 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, this part can be any shape and size that adapt with its structure; Meanwhile, the title that part is got also can be different.All equivalence or simple change of doing according to described structure, feature and the principle of patent design of the present invention, are included in the protection domain of patent of the present invention.
Claims (8)
1. a multi-functional scalable is held pin nipper, 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; On described clamp, be 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; On described fixed handle, have tooth plate passage, tooth plate passage is connected with adjustment hole;
In described caliper, be provided with card locking device, card locking device and adjusting rod are fixed;
On described flexible handle, be provided with resetting means.
2. multi-functional scalable according to claim 1 is held pin nipper, it is characterized in that: described card locking device comprises button, spring, locking bar, No. two springs, steel ball and jam plates, adjusting rod and button are fixed, No. one spring snaps in caliper, 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 spring, steel ball and jam plate are positioned at caliper, and No. two spring is 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; On jam plate, have 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.
3. multi-functional scalable according to claim 1 and 2 is held pin nipper, it is characterized in that: described linkage comprises fixing head and connecting plate, fixing head is fixed on flexible handle, has chute on fixing head, 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; One end that connecting plate is hook-type has pull rod slot, and pull bar snaps in pull rod slot.
4. multi-functional scalable according to claim 3 is held pin nipper, 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.
5. multi-functional scalable according to claim 4 is held pin nipper, it is characterized in that: described clamp comprises fixedly clamp, active clamp and clamp seat, fixedly on clamp and active clamp, be provided with the clip tooth matching each other, fixedly the end of clamp and clamp seat are fixed, and clamp seat and claw beam are fixed; Fixedly 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.
6. multi-functional scalable according to claim 5 is held pin nipper, it is characterized in that: described clip tooth adopts wolfram steel material to make.
7. multi-functional scalable according to claim 3 is held pin nipper, it 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.
8. multi-functional scalable is held pin nipper according to claim 1 or 5, it is characterized in that: on described caliper, be provided with clamp block, clamp block is inserted in claw beam and caliper and is tightened fixingly, between clamp block and caliper, is provided with packing ring.
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103690210A true CN103690210A (en) | 2014-04-02 |
| CN103690210B CN103690210B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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) |
Cited By (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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110087220A1 (en) * | 2009-10-09 | 2011-04-14 | Ethicon Endo-Surgery, Inc. | Surgical instrument comprising an energy trigger lockout |
| 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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2013
- 2013-12-31 CN CN201310748534.8A patent/CN103690210B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110087220A1 (en) * | 2009-10-09 | 2011-04-14 | Ethicon Endo-Surgery, Inc. | Surgical instrument comprising an energy trigger lockout |
| 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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103690210B (en) | 2016-03-09 |
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