CN103356252A

CN103356252A - Endoscope suture needle device

Info

Publication number: CN103356252A
Application number: CN2013102817328A
Authority: CN
Inventors: 曾延华; 朱惠民; 潘铁成; 叶章群; 陈序东; 彭文涛; 周怀其; 黄柯; 李明; 唐斌艳; 何杰; 易小红
Original assignee: HUNAN EVD MEDICAL DEVICE CO Ltd
Current assignee: HUNAN EVD MEDICAL DEVICE CO Ltd
Priority date: 2013-07-07
Filing date: 2013-07-07
Publication date: 2013-10-23
Anticipated expiration: 2033-07-07
Also published as: CN103356252B

Abstract

The invention relates to an endoscope suture needle device, which comprises a suture needle, a hard suture needle guide pipe and a suture guide thread, wherein the suture needle is made of nickel-titanium memory alloy, the suture needle front end is formed into the shape suitable for surgical suture, such as the circular needle shape, the suture needle penetrates through the suture needle guide pipe, the suture needle front end can be pulled to form a linear shape to be positioned in the suture needle guide pipe, and can be also pushed out of the suture needle guide pipe and takes the formed shape of circular needle, the suture needle back end is arranged outside a pipe body, far away from a tissue suturing end, of the suture needle guide pipe, a threading hole is formed in the front end of a needle point of the suture needle, the suture guide thread penetrates through the threading hole of the suture needle, the device further comprises a suture lock retaining ring which adopts a side-by-side double-ring structure made of metal of non-nickel-titanium memory alloy. The device is only required to be matched with other forceps holders so as to realize single or repeatedly continuous suture and ligaturing, so that the suture accuracy and quality are improved, and the operation is convenient.

Description

The endoscopic suture needle device

Technical field

The present invention relates to a kind of clinical endoscopic suture apparatus of using, particularly relate to a kind of endoscopic suture needle device.

Background technology

Scope is promoted in recent years at home, is present clinically inspection and the therapeutic device of extensive use, yet the process of sewing up under a large amount of scopes clinically needs other perforate, inserts in addition suture instruments again and carries out this operation.If only finish sewing process via the handle hole of scope, then not only will be greatly convenient and simplify the operation course, reduce unnecessary otch and damage, be conducive to the patient and recover; Prior art also has research for the endoscopic suture apparatus that can insert through the endoscopic technic hole, but structure is all very complicated, inconvenient operation.

Summary of the invention

Use the endoscopic suture needle device to pass the endoscopic technic hole to realize single or multiple continuous stitchings and ligation in order to reach, and purpose simple to operation, the present invention is in the following way: a kind of endoscopic suture needle device, comprise sewing needle, hard sewing needle conduit, sew up wire, described sewing needle is made by Ultimum Ti, its front end is fixed to the sewing needle shape that is fit to surgical stapling, described sewing needle is by described sewing needle conduit, the front end of sewing needle can be straightened linearly, and shape is positioned within the hard sewing needle conduit, it also can be pushed out outside the sewing needle conduit, the shape when being simultaneously typing, and the rear end of sewing needle places the sewing needle conduit away from outside the body that is sewn the tissue end, the needle point front end of described sewing needle has through wires hole, and described stitching wire passes the through wires hole of sewing needle.

The typing of above-mentioned sewing needle front end be shaped as the round needle shape.

The typing of above-mentioned sewing needle front end be shaped as the cutting needle shape.

OnState the endoscopic suture needle device, also comprise the fastening fixed ring of suture lock, the fastening fixed ring of described suture lock is the twin nuclei of being made by the metal of non-Ultimum Ti, comprise a closed hoop and an open loop of laying side by side, wherein closed hoop is used for being enclosed within the end of sewing up wire after stitching is complete, the fastening fixed ring of suture lock is slided into needs ligation position, described open loop to be used for placing the sutural other end, makes the closed ligation of the fastening fixed ring of suture lock.

OnStating and sewing up wire is a wire that is comprised of the line segment of two kinds of different colours, is used for sewing up the line segment color of an end from different for the line segment color of straining a closed end.

Endoscopic suture needle device of the present invention, operating process need not again reaming or increases otch to finish, only need the handle hole by various scopes, cooperate other clamp devices such as clamp can realize single or multiple continuous stitchings and ligation, greatly simplified the sew application of scope, but realized the endoscopic stitching of fast and reliable ground disposal, promoted and sew up accuracy and quality, easy to operate, and realize meeting the operating process of closing to finish by this endoscopic views through the endoscopic technic hole.

Description of drawings.

Fig. 1 is structural representation of the present invention.

Fig. 2 is the endoscopic technic pore structure sketch map that passes of the present invention.

Fig. 3 is that fixedly structure of rings and process chart are sewed up in locking of the present invention.

Fig. 4 is that the present invention sews up under scope and continuous multiple spot is sewed up and the jaws close suture lock fastens the procedure chart that loops is pricked wire.

1-sewing needle front end wherein, 2-has the sewing needle needle point front end of through wires hole, 3-sewing needle, 4-hard sewing needle conduit, 5-sewing needle rear end, 6-sews up wire, the fastening fixed ring of 7-suture lock, the 8-clamp, 9-scope body, 10-are sewed up the line segment that is used for sewing up an end of wire, and 11-sews up the line segment that is used for straining a closed end of wire, the closed hoop of the fastening fixed ring of 12-suture lock, the open loop of the fastening fixed ring of 13-suture lock.

Specific embodiment.

For making this programme clearer, now cooperate accompanying drawing, explain preferred embodiment.Such as Fig. 1,2, shown in 3, the present invention is a kind of handle hole that only needs by various scopes, cooperate other clamp devices such as clamp to get final product complete operation, thereby realize the endoscopic suture needle device of single or multiple continuous stitchings and ligation, it comprises the sewing needle 3 of being made by Ultimum Ti, sewing needle front end 1 is fixed to the sewing needle shape that is fit to surgical stapling, this device also comprises the sewing needle conduit 4 that hard material is made, sew up wire 6 and the fastening fixed ring 7 of suture lock, sewing needle 3 is made by Ultimum Ti, Ultimum Ti is the alloy that the plastic deformation of self can be reverted to automatically original-shape, and it also has wear-resistant except having unique shape memory function, anticorrosive, the excellent characteristics such as super-elasticity.The form of the sewing needle front end 1 of at first Ultimum Ti being made is fixed to the sewing needle shape that is fit to surgical stapling, it is the round needle shape that is fixed to surgical stapling in the present embodiment, can also be fixed to cutting needle shape etc., sewing needle 3 is passed sewing needle conduit 4, when the front end 1 of sewing needle is positioned at hard sewing needle conduit 4 body, because the super-elasticity characteristics of Ultimum Ti, whole sewing needle 3 can be straightened to be in line and stretch shape, volume is very little, be easy in the 4 interior movements of sewing needle conduit, and can send into through the endoscopic technic hole together with conduit; When sewing needle advances to the deep, and when in the body of the close suture tissue end of sewing needle conduit 4, being pushed out, sewing needle front end 1 is restored to the surgical stapling round needle shape of original typing at once because of the formative memory performance of Ultimum Ti, sharp being easy to of needle point front end 2 are sewed up, thus be beneficial to finish round needle penetrate suture tissue and again back stitching to the outer process of tissue; The rear end 5 of sewing needle place sewing needle conduit 4 away from outside the body that is sewn tissue end; This sewing needle needle point front end 2 has sewing machine needlework hole sample through wires hole, sews up the through wires hole that wire 6 penetrates sewing needle needle point front end 2, and both are made of one.

Sewing up wire 6 is a wire that is comprised of the line segment of two kinds of different colours, is used for sewing up the color of line segment 10 of an end with different for the color of the line segment 11 of straining a closed end, distinguishes when being convenient to stitching and backguy.

Sew up complete after, the fastening fixed ring 7 of suture lock is through scope body 9, and the end that is enclosed within stitching wire 6 slides into need ligation position, the fastening fixed ring 7 of suture lock is by other metals of non-Ultimum Ti, make such as stainless steel material, can be closed by clamp 8 folders, why make of non-Ultimum Ti material, be because super-elasticity and the memory performance of Ultimum Ti material make it that closure is opened, and do not reach closed purpose.As shown in Figure 3, the fastening fixed ring 7 of suture lock is twin nuclei side by side, comprise a closed hoop 12 and an open loop of laying side by side 13, such as Fig. 3-A, closed hoop 12 wherein, be used for passing the end of sutural line segment 10 for sewing up an end, the fastening fixed ring 7 of suture lock is needed the ligation position along sewing up to slide under the wire, such as Fig. 3-B, the extremity of segment 11 of the stitching wire of then other end being strained is placed in the open loop 13 of the fastening fixed ring of suture lock, then clamp 8 compressions with auxiliary usefulness get final product, and Fig. 3-C is depicted as the fastening fixed ring of suture lock and is closed by folder, sews up wire by the state of ligation.

Clamp 8 is a kind of apparatus that stretches into by scope, and under scope, auxiliary by clamp can reach the tractive stitching thread and with the stitching thread IPN and press off the fastening fixed ring of suture lock, the fixing purpose of sewing up wire.

By order shown in Figure 4, Fig. 4-A: at first round needle passes tissue, clamp auxiliary pulling stitching thread, finishes the first pin and sews up; Fig. 4-B: finished the stitching of the second pin, the stitching thread IPN is carried out in preparation; Shown in Fig. 4-C: finished successively 4 pins and sewed up and three stitching thread IPNs; And the fastening fixed ring 7 of suture lock has slided into down intends the ligation position; Shown in Fig. 4-D, tractive is also sent into the sutural other end in the open loop 13 of the fastening fixed ring 7 of suture lock, and folder closes the fastening fixed ring of this suture lock; Finish such as 4-E demonstration ligation.Endoscopic suture needle device of the present invention is sewed up under scope and continuous multiple spot is sewed up and the jaws close suture lock fastens the overall process that loops is pricked wire thereby finished.

Claims

1. endoscopic suture needle device, it is characterized in that: comprise sewing needle (3), hard sewing needle conduit (4), sew up wire (6), described sewing needle (3) is made by Ultimum Ti, its front end (1) is fixed to the sewing needle shape that is fit to surgical stapling, described sewing needle (3) is by described sewing needle conduit (4), the front end of sewing needle (1) can be straightened linearly, and shape is positioned within the hard sewing needle conduit (4), it also can be pushed out outside the sewing needle conduit, shape when being simultaneously typing, the rear end of sewing needle (5) places sewing needle conduit (4) away from outside the body that is sewn the tissue end, the needle point front end (2) of described sewing needle has through wires hole, and described stitching wire (6) passes the through wires hole of sewing needle.

2. endoscopic suture needle device according to claim 1 is characterized in that: described sewing needle front end (1) typing be shaped as the round needle shape.

3. endoscopic suture needle device according to claim 1 is characterized in that: described sewing needle front end (1) typing be shaped as the cutting needle shape.

4. endoscopic suture needle device according to claim 1, it is characterized in that: also comprise the fastening fixed ring of suture lock (7), the fastening fixed ring of described suture lock (7) is the twin nuclei of being made by the metal of non-Ultimum Ti, comprise a closed hoop (12) and an open loop of laying side by side (13), wherein closed hoop (12) is used for being enclosed within the end of sewing up wire after stitching is complete, the fastening fixed ring of suture lock (7) is slided into needs the ligation position, described open loop (13) is used for placing the sutural other end, makes the closed ligation of the fastening fixed ring of suture lock (7).

5. endoscopic suture needle device according to claim 1, it is characterized in that: described stitching wire (6) is a wire that is comprised of the line segment of two kinds of different colours, be used for to sew up the color of line segment (10) of an end with different for the color of the line segment (11) of straining a closed end.