CN204133525U - Medical non-absorbing disintegratable bowel anastomosis ring - Google Patents

Medical non-absorbing disintegratable bowel anastomosis ring Download PDF

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Publication number
CN204133525U
CN204133525U CN201420565764.0U CN201420565764U CN204133525U CN 204133525 U CN204133525 U CN 204133525U CN 201420565764 U CN201420565764 U CN 201420565764U CN 204133525 U CN204133525 U CN 204133525U
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CN
China
Prior art keywords
described
inner core
locating hole
ring
housing
Prior art date
Application number
CN201420565764.0U
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Chinese (zh)
Inventor
张平
谢婷婷
宋小文
Original Assignee
深圳市博立生物材料有限公司
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Priority to CN201420565764.0U priority Critical patent/CN204133525U/en
Application granted granted Critical
Publication of CN204133525U publication Critical patent/CN204133525U/en

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Abstract

This utility model relates to medical instruments field, in particular to one medical non-absorbing disintegratable bowel anastomosis ring, comprises interior ring assemblies and outer ring assembly; Interior ring assemblies comprises the hemispherical hollow internal ring housing of one end open, and outer ring assembly comprises the hemispherical hollow outer shroud housing of one end open; Internal ring enclosure interior is provided with inner core, and outer shroud inner walls is connected with the urceolus for being placed on outside inner core, and urceolus and described inner core are slidably connected; The opening of internal ring housing is corresponding with the opening of outer shroud housing to coincide; On the outer wall of inner core, the bearing of trend along inner core is disposed with secondary and coincide locating hole and elementary identical locating hole; The inwall of urceolus is provided with a locator card, and locator card is used for coincideing with elementary identical locating hole or secondary the clamping of locating hole phase.This utility model to coincide locating hole by arranging two-stage on inner core, solves because patient's intestinal wall thickness is different, causes intestinal can not seal the intestinal juice leakage problem caused completely.

Description

Medical non-absorbing disintegratable bowel anastomosis ring

Technical field

This utility model relates to medical instruments field, in particular to one medical non-absorbing disintegratable bowel anastomosis ring.

Background technology

The gastrointestinal tract anastomosis operation extensively adopted clinically at present mainly contains two kinds: manual suture method and linear anastomat method.It is large, time-consuming and can produce the complication such as postoperative anastomotic leakage and anastomotic stricture that manual suture method has difficulty.Linear anastomat method can reduce operating time and post-operative complication to a great extent, but tens of the pegs of once performing the operation used will be stayed in patient body all the life, have potential insecurity, and also can have an impact to CT and MRI inspection in the future.Therefore clinically in the urgent need to a kind of more fast, safely, be easy to grasp anastomosis.

The decomposable asymmetric choice net anastomosis ring utilizing Biodegradable material to make at present obtains an application in clinical operation, as external Valtrac biodegradable anastomosis ring, domestic disintegratable anastomosis clamp etc.But both all do not consider: due to the individual variation (thickness of intestinal wall is different) between patient, intestinal may be caused can not to seal the risk causing intestinal juice to leak completely.Therefore there is larger intestinal juice leakage hidden danger in existing bowel anastomosis ring.

Utility model content

The purpose of this utility model is to provide a kind of medical non-absorbing disintegratable bowel anastomosis ring, to solve the above problems.

Embodiments provides a kind of medical non-absorbing disintegratable bowel anastomosis ring of the present utility model, comprise ring assemblies and outer ring assembly in being made up of Biodegradable material; Interior ring assemblies comprises the hemispherical hollow internal ring housing of one end open, and outer ring assembly comprises the hemispherical hollow outer shroud housing of one end open; Internal ring enclosure interior is provided with inner core, and one end of inner core is connected with internal ring inner walls, the other end inwardly ring shell nozzle bearing of trend extend; Outer shroud inner walls is connected with the urceolus for being placed on outside inner core, and urceolus and inner core are slidably connected; The opening of internal ring housing is corresponding with the opening of outer shroud housing to coincide;

On the outer wall of inner core, the bearing of trend along inner core is disposed with secondary and coincide locating hole and elementary identical locating hole; The inwall of urceolus is provided with a locator card, and locator card is used for coincideing with elementary identical locating hole or secondary the clamping of locating hole phase.

Further, on the outer wall of inner core, along the bearing of trend of inner core, to coincide locating hole away from secondary, be also provided with orientation assemble hole; Orientation assemble hole, elementary identical locating hole and the secondary locating hole that coincide is on same straight line;

Further, the part that internal ring housing is connected with inner core is planar structure;

Further, the sidewall of internal ring housing and outer shroud housing has the first oval through hole and the second through hole;

Further, the opening of internal ring housing is provided with the first circular arc sawtooth; The opening of outer shroud housing is provided with the second circular arc sawtooth;

Further, the bearing of trend along inner core is provided with the rectangular groove running through inner core barrel; The inwall of urceolus is provided with for matching with rectangular groove, and the raised line that can be free to slide in rectangular groove;

Further, internal ring housing has the third through-hole through with inner core; Outer shroud housing has the fourth hole through with urceolus;

Further, also comprise the Handleset be made up of Biodegradable material, Handleset comprises handle body, and the front end of handle body is provided with the button bar be flexibly connected with handle body, and button bar is provided with handle locator card; The inwall of inner core is provided with the handle locating hole for matching with handle locator card; The front end of handle body is provided with the convex muscle for matching with rectangular groove.

The medical non-absorbing disintegratable bowel anastomosis ring that this utility model embodiment provides, compared with prior art, there is following beneficial effect: to coincide locating hole (elementary identical locating hole and secondary coincide locating hole) by arranging two-stage on inner core, avoid because patient's intestinal wall thickness is different, intestinal is caused not seal completely, produce the appearance of intestinal juice leakage problem, eliminate the hidden danger of the intestinal juice leakage that existing bowel anastomosis ring exists.

Accompanying drawing explanation

Fig. 1 shows ring assemblies in this utility model, outer ring assembly and Handleset connection diagram;

Fig. 2 shows the first sectional view of ring assemblies in this utility model;

Fig. 3 shows the second sectional view of ring assemblies in this utility model;

Fig. 4 shows the front view of this utility model outer ring assembly;

Fig. 5 shows the left view of this utility model outer ring assembly;

Fig. 6 shows the A-A sectional view in Fig. 5;

Fig. 7 shows the front view of this utility model Handleset;

Fig. 8 shows the connection status schematic diagram of ring assemblies and outer ring assembly in this utility model;

Fig. 9 shows the identical view of ring assemblies and outer ring assembly in this utility model;

Figure 10 shows the using state schematic diagram of ring assemblies and outer ring assembly in this utility model.

Number in the figure:

1, interior ring assemblies; 11, internal ring housing; 12, through hole three; 13, inner core; 14, circular arc sawtooth one; 15, rectangular groove; 16, orientation assemble hole; 17, elementary identical locating hole; 18, handle locating hole; 101, through hole one; 102, through hole two; 19, secondary coincide locating hole;

2, outer ring assembly; 21, outer shroud housing; 22, through hole four; 23, urceolus; 24, circular arc sawtooth two; 25, raised line; 26, locator card;

3, Handleset; 31, handle body; 32, handle locator card; 33, convex muscle; 34, button bar;

4, left side is heartbroken;

5, right side is heartbroken.

Detailed description of the invention

Also by reference to the accompanying drawings this utility model is described in further detail below by specific embodiment.

Shown in ginseng Fig. 1 ~ 10, in the present embodiment, a kind of medical non-absorbing disintegratable bowel anastomosis ring, comprises ring assemblies 1 and outer ring assembly 2 in being made up of Biodegradable material; The Biodegradable material that the present embodiment adopts is composited by medical degradable polyglycolic acid and the medicinal barium sulfate with development effect; Interior ring assemblies 1 comprises the hemispherical hollow internal ring housing 11 of one end open, and outer ring assembly 2 comprises the hemispherical hollow outer shroud housing 21 of one end open; Internal ring housing 11 inside is provided with inner core 13, and one end of inner core 13 is connected with internal ring housing 11 inwall, the other end inwardly toroidal shell body 11 opening bearing of trend extend; Outer shroud housing 21 inwall is connected with the urceolus 23 (external diameter of inner core 13 equals or is slightly less than the internal diameter of urceolus 23) for being placed on outside inner core 13, and urceolus 23 and inner core 13 are slidably connected; The opening of internal ring housing 11 is corresponding with the opening of outer shroud housing 21 to coincide;

On the outer wall of inner core 13, the bearing of trend along inner core 13 is disposed with secondary and coincide locating hole 19 and elementary identical locating hole 17, and elementary identical locating hole 17 and the secondary locating hole 19 that coincide runs through the barrel of inner core 13; The inwall of urceolus 23 is provided with a locator card 26, and locator card 26 is for coincideing the clamping of locating hole 19 phase with elementary identical locating hole 17 or secondary.

The present embodiment to coincide locating hole 19 by arranging elementary identical locating hole 17 and secondary on inner core 13, elementary identical locating hole 17 and locator card 26 can be used for the patient that intestinal wall is thicker, coincideing by internal ring housing 11 end and outer shroud housing 21 end, make left side heartbroken 4 and heartbroken 5 tight connectings in right side, the patient that intestinal wall is thinner is only needed to push away inward gently on this basis, secondary is coincide locating hole 19 and locator card 26 clamping, coincideing by internal ring housing 11 end and outer shroud housing 21 end, makes left side heartbroken 4 and heartbroken 5 tight connectings in right side.Automatic adhesion can be slowly produced, until heal completely after left side heartbroken 4 and right side heartbroken 5 coincide.By the present embodiment, effectively can avoid, because patient's intestinal wall thickness is different, causing intestinal not seal completely, produce the appearance of intestinal juice leakage problem.

In the present embodiment, conveniently locate and assemble, on the outer wall of inner core 13, along the bearing of trend of inner core 13, to coincide locating hole 19 away from secondary, can also arrange orientation assemble hole 16, the barrel of inner core 13 is run through in orientation assemble hole 16, during assembling, locator card 26 first snaps in orientation assemble hole 16 and positions, and is then advancing elementary identical locating hole 17 or secondary to coincide locating hole 19 as required.Can slip into easily to make locator card 26 and skid off orientation assemble hole 16, the size in orientation assemble hole 16 can be coincide slightly larger than elementary identical locating hole 17 or secondary the size of locating hole 19; Orientation assemble hole 16, elementary identical locating hole 17 and the secondary locating hole 19 that coincide is on same straight line; Orientation assemble hole 16, elementary identical locating hole 17 and the secondary locating hole 19 that coincide can arrange many groups as required, as arranged 3 groups equably along the periphery wall of inner core 13, can improve identical fastness better like this.

In the present embodiment, in order to save material, the part that internal ring housing 11 is connected with inner core 13 can be designed as planar structure;

In the present embodiment, also for ease of saving material, be convenient to degraded, when ensureing that inner and outer rings housing is firm, the sidewall of internal ring housing 11 and outer shroud housing 21 offering through hole 1 and through hole 2 102 respectively.Through hole 1 and through hole 2 102 can be the shapes such as rectangle, circle.The present embodiment is preferably oval, because ellipse hole is compared with rectangular through-hole, not only effectively can reduce stress concentration effect, make anastomosis ring intensity higher, and the fragment formed after natural degradation is less.

In the present embodiment, the opening of internal ring housing 11 is provided with circular arc sawtooth 1; The opening of outer shroud housing 21 is provided with circular arc sawtooth 2 24; Circular-arc-shaped design can be avoided scratching tissue (heartbroken); The sawtooth radian of circular arc sawtooth 1 and circular arc sawtooth 2 24 is designed to be greater than 120 ° by the present embodiment, can protect tissue better like this, avoids sawtooth to cross point and scratches tissue.

In the present embodiment, the bearing of trend along inner core 13 is provided with the rectangular groove 15 running through inner core 13 barrel; The inwall of urceolus 23 is provided with for matching with rectangular groove 15, and the raised line 25 that can be free to slide in rectangular groove 15; Rectangular groove 15 and raised line 25 can play spacing effect, and rectangular groove 15 and raised line 25 evenly can arrange many groups as required.

In the present embodiment, internal ring housing 11 has the through hole three 12 through with inner core 13; Outer shroud housing 21 has the through hole four 22 through with urceolus 23; The diameter of through hole 3 12 equals the internal diameter of inner core 13; The diameter of through hole 4 22 equals the internal diameter of urceolus 23.

In the present embodiment, in order to be convenient to install when reality uses, this utility model have also been devised the Handleset 3 be made up of Biodegradable material, this Biodegradable material is identical with the material that outer ring assembly 2 uses with interior ring assemblies 1, but be not limited thereto material, the other materials equally with better biodegradable character comprises new material also within this utility model scope of application; Handleset 3 comprises handle body 31, and the front end of handle body 31 is provided with the button bar 34 be flexibly connected with handle body 31, and button bar 34 is provided with handle locator card 32; The inwall of inner core 13 is provided with the handle locating hole 18 for matching with handle locator card 32; The front end of handle body 31 is also provided with the convex muscle 33 for matching with rectangular groove 15.

When Handleset 3 is installed and used, enter in inner core 13 by handle body 31 through through hole 4 22, now convex muscle 33 is just in time positioned at rectangular groove 15; Light pressure button bar 34, when handle locator card 32 slips in handle locating hole 18, loosen button bar 34, now handle locator card 32 is tightly stuck in handle locating hole 18.Handle locator card 32 is by making handle body 31 and anastomosis ring be closely linked unlikely coming off with handle locating hole 18 clamping, when needs anastomosis ring comes off, give the button a slight press bar 34, makes handle locator card 32 skid off handle locating hole 18, just can extract whole Handleset 3.

By the medical non-absorbing disintegratable bowel anastomosis ring of this structure, this utility model has following beneficial effect:

(1) outer shroud housing is realized by the locating hole that coincide corresponding with the end of outer shroud housing identical, avoid suture or peg to the damage of intestinal wall, to tissue injury little (the tissue necrosis degree of whole anastomotic stoma is minimum), effectively reduce the cicatrix of anastomotic stoma, greatly reduce anastomotic stricture incidence rate; Anastomosis ring adopts Biodegradable material to make, and the 2-3 weekly assembly natural degradation that implants fragmentates and discharges outside human body with digest, does not have permanent foreign body reaction.

(2) to coincide locating hole (elementary identical locating hole and secondary coincide locating hole) by arranging two-stage on inner core, avoid because patient's intestinal wall thickness is different, intestinal is caused not seal completely, produce the appearance of intestinal juice leakage problem, eliminate the hidden danger of the intestinal juice leakage that existing bowel anastomosis ring exists.

The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (8)

1. a medical non-absorbing disintegratable bowel anastomosis ring, is characterized in that, comprises ring assemblies and outer ring assembly in being made up of Biodegradable material; Described interior ring assemblies comprises the hemispherical hollow internal ring housing of one end open, and described outer ring assembly comprises the hemispherical hollow outer shroud housing of one end open; Described internal ring enclosure interior is provided with inner core, and one end of described inner core is connected with described internal ring inner walls, and the other end extends towards the bearing of trend of described internal ring shell nozzle; Described outer shroud inner walls is connected with the urceolus for being placed on outside described inner core, and described urceolus and described inner core are slidably connected; The opening of described internal ring housing is corresponding with the opening of described outer shroud housing to coincide;
On the outer wall of described inner core, the bearing of trend along described inner core is disposed with secondary and coincide locating hole and elementary identical locating hole; The inwall of described urceolus is provided with a locator card, and described locator card is used for coincideing with described elementary identical locating hole or secondary the clamping of locating hole phase.
2. one according to claim 1 medical non-absorbing disintegratable bowel anastomosis ring, is characterized in that, on the outer wall of described inner core, along the bearing of trend of described inner core, to coincide locating hole, be also provided with orientation assemble hole away from described secondary; Described orientation assemble hole, elementary identical locating hole and the secondary locating hole that coincide is on same straight line.
3. one according to claim 2 medical non-absorbing disintegratable bowel anastomosis ring, is characterized in that, the part that described internal ring housing is connected with described inner core is planar structure.
4. one according to claim 3 medical non-absorbing disintegratable bowel anastomosis ring, is characterized in that, the sidewall of described internal ring housing and outer shroud housing has the first oval through hole and the second through hole.
5. one according to claim 4 medical non-absorbing disintegratable bowel anastomosis ring, is characterized in that, the opening of described internal ring housing is provided with the first circular arc sawtooth; The opening of described outer shroud housing is provided with the second circular arc sawtooth.
6. one according to claim 5 medical non-absorbing disintegratable bowel anastomosis ring, is characterized in that, the bearing of trend along described inner core is provided with the rectangular groove running through described inner core barrel; The inwall of described urceolus is provided with for matching with described rectangular groove, and the raised line that can be free to slide in described rectangular groove.
7. one according to claim 6 medical non-absorbing disintegratable bowel anastomosis ring, is characterized in that, described internal ring housing has the third through-hole through with described inner core; Described outer shroud housing has the fourth hole through with described urceolus.
8. one according to claim 7 medical non-absorbing disintegratable bowel anastomosis ring, it is characterized in that, also comprise the Handleset be made up of Biodegradable material, described Handleset comprises handle body, the front end of described handle body is provided with the button bar be flexibly connected with described handle body, and described button bar is provided with handle locator card; The inwall of described inner core is provided with the handle locating hole for matching with described handle locator card; The front end of described handle body is provided with the convex muscle for matching with described rectangular groove.
CN201420565764.0U 2014-09-28 2014-09-28 Medical non-absorbing disintegratable bowel anastomosis ring CN204133525U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420565764.0U CN204133525U (en) 2014-09-28 2014-09-28 Medical non-absorbing disintegratable bowel anastomosis ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420565764.0U CN204133525U (en) 2014-09-28 2014-09-28 Medical non-absorbing disintegratable bowel anastomosis ring

Publications (1)

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CN204133525U true CN204133525U (en) 2015-02-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105559844A (en) * 2016-02-26 2016-05-11 杭州越阡生物科技有限公司 Anastomosis ring
CN109077768A (en) * 2018-08-10 2018-12-25 西安卓恰医疗器械有限公司 A kind of medical degradable stapler and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105559844A (en) * 2016-02-26 2016-05-11 杭州越阡生物科技有限公司 Anastomosis ring
CN105559844B (en) * 2016-02-26 2018-11-30 杭州越阡生物科技有限公司 Anastomosis ring
CN109077768A (en) * 2018-08-10 2018-12-25 西安卓恰医疗器械有限公司 A kind of medical degradable stapler and preparation method thereof

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