CN103989494A - Turnable medical suture hooking needle - Google Patents
Turnable medical suture hooking needle Download PDFInfo
- Publication number
- CN103989494A CN103989494A CN201410259560.9A CN201410259560A CN103989494A CN 103989494 A CN103989494 A CN 103989494A CN 201410259560 A CN201410259560 A CN 201410259560A CN 103989494 A CN103989494 A CN 103989494A
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- CN
- China
- Prior art keywords
- needle
- suture
- hollow
- needle tubing
- suture guide
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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
- A61B17/0482—Needle or suture guides
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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)
- Prostheses (AREA)
Abstract
The invention relates to a turnable medical suture hooking needle, and belongs to the technical field of medical apparatuses and instruments. The turnable medical suture hooking needle comprises a hollow suture guide needle, a hollow suture guide needle bending prevention rod and a suture guide hook needle. The hollow suture guide needle comprises a handle and a needle pipe, wherein the lower end of the needle pipe is fixed to one end of the handle, the needle pipe is hollow, the upper end of the needle pipe and the lower end of the needle pipe are both unsealed, a ratchet is further arranged on the handle, a suture guide needle bending control lead is wound on the ratchet, one end of the suture guide needle bending control lead is fixed to the ratchet, and the other end of the suture guide needle bending control lead is fixed to the top end of the needle pipe. A suture penetrating hole is formed in one end of the suture guide hook needle. The draw-out length of a suture is controlled by the suture guide needle bending control lead fixed to the farthest end of the hollow suture guide needle so that the bending process and bending angle of the hollow suture guide needle can be controlled; the hollow suture guide needle slowly recovers to the original linear state under the action of good springback performance of the hollow suture guide needle after penetrating of the suture is completed; the function of repeatedly guiding the suture to penetrate through the tendon can be achieved, and convenience and flexibility are achieved.
Description
Technical field
The present invention relates to a kind of medical hook line pin that can turn, belong to technical field of medical instruments.
Background technology
Arthroscope is applied to hands surgery, makes diagnosis, assessment and the treatment of carpal joint ulnar side pain have considerable progress.Carpal joint TFC complex tissue (TFCC) damage is one of common cause of carpal joint ulnar side pain.For IB type, damage is positioned at TFCC periphery, and as shown in Fig. 3-a, ecto-entad is repaired the damage of TFCC ulnar side, and under arthroscope guiding, No. 18 pins, through ulnar side joint capsule, through TFCC avulsion edge, are brought into suture in carpal joint.As Fig. 3-b, with forceps, suture is taken out of from 6-U approach, then knotting.Note avoiding ulnar nerve sensation.
The hook line pin that existing stitching tendon adopts can not be crooked, when sewing up, can produce inconvenience, impact operation.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point, a kind of progressively crooked medical hook line pin of turning of sewing needle that utilizes itself is provided.
According to technical scheme provided by the invention, a kind of medical hook line pin that can turn, comprises hollow core conductor pin, the anti-knee of hollow core conductor pin and stitching thread guiding crochet hook; Described hollow core conductor pin comprises handgrip and needle tubing, and the lower end of needle tubing is fixed on one end of handgrip, and needle tubing is hollow, the upper and lower equal blow-by in two ends; On handgrip, be also provided with a ratchet; On ratchet, be wound with the crooked lead-in wire of controlling of line needle, its one end is fixed on ratchet, and the other end is fixed on needle tubing top; Described guiding bearded needle one end comprises through wires hole.
Described needle tubing is away from a side of handgrip, and top is provided with several positive triangular cuts from top to bottom, and positive triangular cut below is provided with an interstitial hole; Described needle tubing is near handgrip one side, and bottom is provided with several anti-triangular cuts from bottom to top.Described anti-triangular cut is all positioned at the below of interstitial hole, with the position non-overlapping of interstitial hole.
Described positive triangular cut is isosceles triangle, and quantity is 6-12, and angle is 15-45 degree.Described anti-triangular cut is isosceles triangle, and quantity is 2-3, and angle is 25-35 degree.
Described ratchet is with bilaterally adjustable check function.
Described needle tubing and stitching thread guiding crochet hook can bending, and the anti-knee of hollow core conductor pin can not bending.The material of described needle tubing is medical stainless steel or titanium alloy.
The medical hook line pin that can turn of the present invention can carry out in sewing process carpal joint TFC complex tissue (TFCC), utilize progressively crooked construction features of turning of stitch bite of the needle zygonema guiding crochet hook itself, in sewing process, needle body can be under the traction of the control lead-in wire of turning, syringe needle is crooked through continuing after tendon, finally realize the revolution of 240 degree, syringe needle end and needle body interstitial hole are bonded into closure.Utilize the hollow passageway of needle tubing inside, hook line guide needle just can be along closed path, complete sutural passing through, finally, the crooked lead-in wire of controlling of the line needle on ratchet of coming up, stitching thread guiding crochet hook by progressively to the shape resilience of original straight line, when unclamping that line needle is crooked and controlling lead-in wire, slowly pumpback stitching thread guides crochet hook, and stitching thread just can be stayed tendon and realize stitching function.
Beneficial effect of the present invention: the crooked extraction length of controlling lead-in wire control line of hook line pin of hollow hook line pin distal-most end is fixed in utilization of the present invention, control BENDING PROCESS and the angle of bend of hollow hook line pin, and after completing sutural passing through, hollow hook line pin is under the effect of self good rebound performance, slowly be returned to original linear state, and the stitching thread that can repeat tendon passes through guiding function, convenient, flexible.
Accompanying drawing explanation
Fig. 1 parts of the present invention disperse schematic diagram.
Fig. 2 the present invention uses schematic diagram.
Fig. 3-a TFCC ulnar side injury suture schematic diagram.
Fig. 3-b tradition is sewed up schematic diagram.
Description of reference numerals: 1, hollow core conductor pin; 2, the crooked lead-in wire of controlling of line needle; 3, guiding bearded needle; 4, the anti-knee of hollow core conductor pin; 5, hands handle; 6, needle tubing; 7, ratchet; 8, through wires hole; 9, positive triangular cut; 10, interstitial hole; 11, anti-triangular cut.
The specific embodiment
As shown in Figure 1: a kind of medical hook line pin that can turn, comprises hollow core conductor pin 1, the anti-knee 4 of hollow core conductor pin and stitching thread guiding crochet hook 3; Described hollow core conductor pin 1 comprises handgrip 5 and needle tubing 6, and the lower end of needle tubing 6 is fixed on one end of handgrip 5, and needle tubing 6 is hollow, the upper and lower equal blow-by in two ends; On handgrip 5, be also provided with a ratchet 7; On ratchet 7, be wound with the crooked lead-in wire 2 of controlling of line needle, its one end is fixed on ratchet 7, and the other end is fixed on needle tubing 6 tops; Described guiding bearded needle 3 one end comprise through wires hole 8.
Described needle tubing 6 is away from a side of handgrip 5, and top is provided with several positive triangular cuts 9 from top to bottom, and positive triangular cut 9 belows are provided with an interstitial hole 10; Described needle tubing 6 is near handgrip 5 one sides, and bottom is provided with several anti-triangular cuts 11 from bottom to top.Described anti-triangular cut 11 is all positioned at the below of interstitial hole 10, with the position non-overlapping of interstitial hole 10.
Described interstitial hole 10 is Long Circle breach, and after the whole closures of positive triangular cut 9 on hollow core conductor pin needle tubing 6, the syringe needle of hollow core conductor pin 1 is just in time aimed at interstitial hole 10, is closed into the almost shape of sealing.
Described positive triangular cut 9 is isosceles triangle, and quantity is 6-12, and angle is 15-45 degree, and the angle sum of these breach is at 210-250 degree.Described anti-triangular cut 11 is isosceles triangle, and quantity is 2-3, and angle is 25-35 degree, and the angle sum of these breach is 25-35 degree.On hollow core conductor pin 1, after whole triangular cut closures, hollow core conductor pin will present water-drop-shaped.
The crooked distal-most end of controlling lead-in wire 2 and needle tubing 6 of line needle, the outside left of breach is welded and fixed, and the crooked lead-in wire 2 of controlling of line needle, through after the handgrip 5 of hollow core conductor pin 1, is fixed on ratchet 7, and ratchet 7 is with bilaterally adjustable check function.
Described needle tubing 6 and stitching thread guiding crochet hook 3 can bending, and the anti-knee 4 of hollow core conductor pin can not bending.The material of described needle tubing 6 is medical stainless steel or titanium alloy.
When the present invention uses, can be closed under the crooked traction of controlling lead-in wire 2 of the line needle that is subject to being fixed on needle tubing 6 far-ends away from several the positive triangular cuts 9 on the needle tubing 6 of handgrip 5 one end, make hollow core conductor pin 1 produce bending in positive triangular cut 9 closed location, when adjacent a plurality of positive triangular cut 9 is one by one after closure, the far-end of needle tubing 6 engages interstitial hole 10 positions with needle tubing 6 middle parts, forms a closed-loop path.When needle tubing 6 bends to behind closed-loop path, just can utilize stitching thread guiding crochet hook 3, from the bottom inlet of handgrip 5 one end of needle tubing 6, insert, along the cavity of needle tubing 6 inside, through the tendon that needs to sew up, then from closed-loop path combined mouth, wear the arrival end of getting back to needle tubing 6, finally, on stitching thread guiding crochet hook 3, after stitching thread, just can withdraw stitching thread guiding crochet hook 3, until complete sutural passing through.
When the anti-knee 4 of hollow core conductor pin resides in the cavity in hollow core conductor pin 1, can guarantee that hollow core conductor pin 1 keeps linear state, being convenient to hollow core conductor pin 1 can successfully be punctured near the tendon that needs to sew up, then withdraw at leisure the anti-knee 4 of hollow core conductor pin, utilize the ratchet 7 on hollow core conductor pin 1 handgrip 5, progressively the crooked lead-in wire 2 of controlling of stringing lead pin, makes hollow core conductor pin 1 crooked rear through TFCC breach, finally forms closed wire guide needle.
The diameter of the anti-knee 4 of hollow core conductor pin is slightly less than the cavity diameter of hollow core conductor pin 1 inside, and when the anti-knee 4 of hollow core conductor pin resides in the cavity of hollow core conductor pin 1 inside, the crooked lead-in wire 2 of controlling of line needle can normally be used.
Claims (6)
1. the medical hook line pin that can turn, is characterized in that: comprise hollow core conductor pin (1), the anti-knee of hollow core conductor pin (4) and stitching thread guiding crochet hook (3); Described hollow core conductor pin (1) comprises handgrip (5) and needle tubing (6), and the lower end of needle tubing (6) is fixed on one end of handgrip (5), and needle tubing (6) is hollow, the upper and lower equal blow-by in two ends; On handgrip (5), be also provided with a ratchet (7), on ratchet (7), be wound with the crooked lead-in wire (2) of controlling of line needle; It is upper that ratchet (7) is fixed in the crooked one end of controlling lead-in wire (2) of line needle, and the other end is fixed on needle tubing (6) top; Described stitching thread guiding crochet hook (3) one end comprises through wires hole (8).
2. the medical hook line pin that can turn as claimed in claim 1, is characterized in that: described needle tubing (6) is away from a side of handgrip (5), and top is provided with several positive triangular cuts (9) from top to bottom, and positive triangular cut (9) below arranges interstitial hole (10); Described needle tubing (6) is near handgrip (5) one sides, and bottom arranges several anti-triangular cuts (11) from bottom to top.
3. the medical hook line pin that can turn as claimed in claim 2, is characterized in that: described anti-triangular cut (11) is all positioned at the below of interstitial hole (10), with the position non-overlapping of interstitial hole (10).
4. the medical hook line pin that can turn as claimed in claim 2, is characterized in that: described positive triangular cut (9) is isosceles triangle, and quantity is 6-12, and angle is 15-45 degree.
5. the medical hook line pin that can turn as claimed in claim 2, is characterized in that: described anti-triangular cut (11) is isosceles triangle, and quantity is 2-3, and angle is 25-35 degree.
6. the medical hook line pin that can turn as claimed in claim 1, is characterized in that: the material of described needle tubing (6) is medical stainless steel or titanium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259560.9A CN103989494B (en) | 2014-06-11 | 2014-06-11 | A kind of medical hook line pin that can turn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259560.9A CN103989494B (en) | 2014-06-11 | 2014-06-11 | A kind of medical hook line pin that can turn |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103989494A true CN103989494A (en) | 2014-08-20 |
| CN103989494B CN103989494B (en) | 2016-03-23 |
Family
ID=51304013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410259560.9A Expired - Fee Related CN103989494B (en) | 2014-06-11 | 2014-06-11 | A kind of medical hook line pin that can turn |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103989494B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109770978A (en) * | 2018-11-26 | 2019-05-21 | 李峥 | A kind of annulus fibrosus disci intervertebralis stitching devices and method |
| CN112533546A (en) * | 2018-06-07 | 2021-03-19 | 英威迅内窥镜检查公司 | Endoscopic suturing device with circular needle |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100574711C (en) * | 2007-04-04 | 2009-12-30 | 中国医学科学院北京协和医院 | Be used for operating stiching instrument |
| CN201481475U (en) * | 2009-09-10 | 2010-05-26 | 青岛耐丝克医材有限公司 | Tendon suture needle |
| CN203914990U (en) * | 2014-06-11 | 2014-11-05 | 沈小芳 | A kind of medical hook line pin that can turn |
-
2014
- 2014-06-11 CN CN201410259560.9A patent/CN103989494B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112533546A (en) * | 2018-06-07 | 2021-03-19 | 英威迅内窥镜检查公司 | Endoscopic suturing device with circular needle |
| CN109770978A (en) * | 2018-11-26 | 2019-05-21 | 李峥 | A kind of annulus fibrosus disci intervertebralis stitching devices and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103989494B (en) | 2016-03-23 |
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Granted publication date: 20160323 |
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| CF01 | Termination of patent right due to non-payment of annual fee |