CN201481479U

CN201481479U - Embolia type lock catch anastomosis ring

Info

Publication number: CN201481479U
Application number: CN2009201388841U
Authority: CN
Inventors: 刘忠臣
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-17
Filing date: 2009-06-17
Publication date: 2010-05-26
Anticipated expiration: 2019-06-17

Abstract

The utility model discloses an embolia type lock catch anastomosis ring, relating to anastomosis appliance. The utility model provides an embolia type lock catch anastomosis ring which is simpler in structure, short in operation time, simplified in operation process, good in fixation and anastomosis effects, high in safety and reliability and lower in medical cost and is mainly used in operations in the intestine, the stomach, the oesophagus or the gallbladder and the like of a patient. The anastomosis ring comprises an inner ring and an outer ring; a connecting ring for hitching the outer ring is arranged at the lower part of the inner ring; an arc-shaped groove is formed between the connecting ring and the bottom of the inner ring; the inner side of the bottom of the outer ring extends to provided with a convex ring; and the convex ring is matched and connected with the arc-shaped groove. The inner ring is made of hard material and the outer ring is made of elastic material, so the outer ring can be overturned freely so that the convex ring on the elastic outer ring can be better connected and anastomosed with the arc-shaped groove on the inner ring and the link of the inner ring and the outer ring can be more reliable, thereby the fixation and anastomosis can be better, the safety and reliability can be higher, the operation time can be shorter, the operation process can be further simplified and the medical cost can be lower. The embolia type lock catch anastomosis ring is applicable in various operations between the intestines, between the intestine and the stomach, between the oesophagus and the intestine, between the oesophagus and the stomach as well as between the bile duct and the intestine.

Description

A kind of sleeve type lock anastomosis ring

Technical field

This utility model relates to a kind of anastomosis apparatus, especially relates to a kind of sleeve type lock anastomosis ring that is used for operations such as intestinal, stomach, esophagus, gallbladder.

Background technology

Operations such as intestinal portion, gallbladder portion are a kind of common operations, especially after the total gastrectomy operation, must carry out coincideing between intestinal portion and the esophagus, after but existing anastomat coincide, anastomotic fistula, anastomotic stricture often occur, backflow and influence complication such as food passes through, and existing anastomat expense is higher.

The tubulose stapler formula anastomat of using (for example CDH25 type anastomat of Johnson Co.'s product) is to turn over double peg stitching in the far and near intestinal tube together at present, therefore the narrow ring that the healing back forms no Telescopic causes anastomotic fistula, anastomotic stricture, backflows and influences complication such as food passes through.

Publication number provides elastic force loop-tie-up setting-ring instrument in a kind of esophagogastric cavity for the application for a patent for invention of CN1036898, and the interior elastic force loop-tie-up setting-ring instrument of this esophagogastric cavity is specially adapted to the anastomose esophagus stomach operation after the esophageal carcinoma, the cardiac cancer excision.It by body, handle, throw-out collar mechanism, put pipe (stay pipe) mechanism and form, put pipe and work asynchronously with throw-out collar.Use this apparatus to do the anastomose esophagus stomach postoperative and do not leave over suture material at the anastomotic stoma place, anastomotic stoma is tight, thereby helps preventing the generation of fistula of operative incision and anastomotic stricture, uses this instrumentation easy, is easy to grasp, and saves time.

The applicant provides a kind of sleeve type lock fixation intestine anastomosis ring in the application for a patent for invention of publication number for CN101327142, be provided with internal ring, outer shroud and elastic ring, and the internal ring bottom is provided with outwards hook groove of annular, is provided with annular groove in annular to outer channel top; The outer shroud bottom is provided with annular to the convex hook, annular connects to convex hook and the outside hook groove kissing of the annular of being located at the internal ring bottom, annular is provided with annular concave ditch to the convex hook, elastic ring is located between annular groove and the annular concave ditch, and the annular of being located at the outer shroud bottom forms snap close to the convex hook with the outside hook groove of the annular of being located at the internal ring bottom and is connected.

The applicant provides a kind of invagination type glue ring lock catch fixed intestines fitting ring in the application for a patent for invention of publication number for CN101243987, be provided with elastic ring, internal ring and outer shroud, the internal ring bottom is provided with inwardly groove of annular, the internal ring inboard is provided with loop-hook, the outer shroud bottom is provided with the annular outer groove, the outer shroud lower inside is provided with at least 2 barbs, and the barb of being located at the outer shroud lower inside forms snap close with the loop-hook of being located at the internal ring inboard.

Though 2 described technical schemes of application for a patent for invention of above-mentioned the applicant for gut surgery provides postoperative intestinal anastomotic stoma leakage, no anastomotic stricture do not take place, backflow less, content does not have the apparatus that foreign body is residual, medical expense is lower by smooth and easy, anastomotic stoma, also there are shortcomings such as operating time is long, operation sequence is complicated, the fixed anastomosis effect is not ideal enough, medical expense is low inadequately.

Summary of the invention

The purpose of this utility model is also to have shortcomings such as operating time is long, operation sequence is complicated, the fixed anastomosis effect is not ideal enough, medical expense is low inadequately at above-mentioned disclosed technical scheme, provide that a kind of structure is more simple, operating time is short, operation sequence is simplified, the fixed anastomosis effect better, security reliability is higher and medical expense is lower, is mainly used in the sleeve type lock anastomosis ring of operations such as intestinal, stomach, esophagus, gallbladder.

This utility model is provided with internal ring and outer shroud, and the internal ring bottom is provided with the connecting ring that is used to be inserted in outer shroud, forms arc groove between connecting ring and the internal ring bottom, and the outer shroud bottom inside has extended bulge loop, and bulge loop and arc groove kiss connect.

The bottom of described arc groove is preferably the plane.

Described internal ring can adopt the hard material internal ring, for example adopts the rigid plastics internal ring, and the height of internal ring can be 3～6mm.

Described outer shroud is preferably the elasticity outer shroud, for example adopts rubber ring, falope ring or teething ring etc., and rubber ring is acrylonitrile-butadiene rubber ring etc. for example, and the height of outer shroud can be 3～6mm.

Because the design that this utility model adopts sleeve type to coincide, only be provided with internal ring and outer shroud, the internal ring bottom is provided with the connecting ring that is used to be inserted in outer shroud, form arc groove between connecting ring and the internal ring bottom, the bottom of arc groove is the plane, the outer shroud bottom inside has extended bulge loop, and bulge loop and arc groove kiss connect, so this utility model can realize that sleeve type coincide and Two-ring lock button purpose of connecting.Because internal ring adopts hard material, outer shroud adopts elastomeric material, therefore outer shroud can arbitrarily overturn, make being connected of arc groove on bulge loop and the internal ring on the elasticity outer shroud more identical, make internal ring more reliable, the fixed anastomosis better effects if with combining of outer shroud, security reliability is higher, operating time is shorter, and operation sequence is further simplified, and required medical expense is lower.This utility model can be used for intestinal and multiple operations such as intestinal, intestinal and stomach, esophagus and intestinal, esophagus and stomach, bile duct and intestinal.

Description of drawings

Fig. 1 is the structural representation of this utility model embodiment.

Fig. 2 is the internal ring cross-sectional view of this utility model embodiment.

Fig. 3 is the outer shroud cross-sectional view of this utility model embodiment.

Fig. 4 is the view that the internal ring of this utility model embodiment is inserted in intestinal tube.

Fig. 5 is the generalized section of Fig. 4.

Fig. 6 is the view of being inserted in intestinal tube after the outer shroud of this utility model embodiment turns up.

Fig. 7 is the view after turning in Fig. 6.

Schematic flow sheet when Fig. 8 uses for this utility model embodiment.

View when Fig. 9 uses for this utility model embodiment.

The specific embodiment

Following examples will form structure of the present utility model in conjunction with the accompanying drawings and using method is further described.

Referring to Fig. 1～3, this utility model embodiment is provided with internal ring 1 and outer shroud 2, internal ring 1 bottom is provided with the connecting ring 11 that is used to be inserted in outer shroud 2, form arc groove 12 between connecting ring 11 and internal ring 1 bottom, the bottom of arc groove 12 is the plane, outer shroud 2 bottom inside have extended bulge loop 21, and bulge loop 21 connects with arc groove 12 kisses.

Internal ring 1 adopts the rigid plastics internal ring, and the height of internal ring 1 is 3～6mm.

Outer shroud 2 adopts the acrylonitrile-butadiene rubber ring, and the height of outer shroud 2 is 3～6mm.

Referring to Fig. 4～8, during use, because esophagus or thin intestinal tube 3 are placed in internal ring 1 surface, intestinal tube 3 sections can be fixed in the arc groove 12 with absorbable thread 5; Small intestinal 4 sections are pricked fixing with absorbable thread 6 and outer shroud 2 seams, to turn in the intestinal wall of outer shroud 2 together with small intestinal 6, and with internal ring 1 socket that fixes intestinal tube 3 sections, the arc groove 12 of internal ring 1 and bulge loop 21 kisses of outer shroud 2 are connect, make internal ring 1, outer shroud 2 and far and near

intestinal tube

3 and 4 form stable fixed structure, far and near end

intestinal tube

3 and 4 promptly forms Invaginated fixed anastomosis, and the intestinal wall serous coat contacts with serous coat, the about 0.4～0.5cm of interface width.Usually internal ring 1 and outer shroud 2 can decompose automatically after about 10 days and come off, and per anum is discharged, and esophagus forms sleeve type with intestinal tube and heals.The advantage of this healing is no narrow, ne-leakage, anti-backflowing, and can not influence passing through of food simultaneously, and anastomotic stoma does not have foreign body residual.

Schematic flow sheet during use is referring to Fig. 8, and the view after the use is referring to Fig. 9, and the labelling among Fig. 9 is consistent with Fig. 1～8.

Claims

1. a sleeve type lock anastomosis ring is characterized in that being provided with internal ring and outer shroud, and the internal ring bottom is provided with the connecting ring that is used to be inserted in outer shroud, forms arc groove between connecting ring and the internal ring bottom, and the outer shroud bottom inside has extended bulge loop, and bulge loop and arc groove kiss connect.

2. a kind of sleeve type lock anastomosis ring as claimed in claim 1, the bottom that it is characterized in that described arc groove is the plane.

3. a kind of sleeve type lock anastomosis ring as claimed in claim 1 is characterized in that described internal ring is the hard material internal ring.

4. a kind of sleeve type lock anastomosis ring as claimed in claim 3 is characterized in that described hard material internal ring is the rigid plastics internal ring.

5. as claim 1 or 2 or 3 described a kind of sleeve type lock anastomosis ring, the height that it is characterized in that described internal ring is 3～6mm.

6. a kind of sleeve type lock anastomosis ring as claimed in claim 1 is characterized in that described outer shroud is the elasticity outer shroud.

7. a kind of sleeve type lock anastomosis ring as claimed in claim 6 is characterized in that described elasticity outer shroud is rubber ring, falope ring or teething ring.

8. a kind of sleeve type lock anastomosis ring as claimed in claim 7 is characterized in that described rubber ring is the acrylonitrile-butadiene rubber ring.

9. as claim 1 or 6 or 7 described a kind of sleeve type lock anastomosis ring, the height that it is characterized in that outer shroud is 3～6mm.