CN105559844A - Anastomosis ring - Google Patents

Anastomosis ring Download PDF

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Publication number
CN105559844A
CN105559844A CN201610108688.4A CN201610108688A CN105559844A CN 105559844 A CN105559844 A CN 105559844A CN 201610108688 A CN201610108688 A CN 201610108688A CN 105559844 A CN105559844 A CN 105559844A
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CN
China
Prior art keywords
described
ring
semi
arc plate
characterized
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Application number
CN201610108688.4A
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Chinese (zh)
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CN105559844B (en
Inventor
余洁
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杭州越阡生物科技有限公司
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Priority to CN201610108688.4A priority Critical patent/CN105559844B/en
Publication of CN105559844A publication Critical patent/CN105559844A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/11Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
    • A61B17/115Staplers for performing anastomosis in a single operation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/11Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
    • A61B17/1114Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis of the digestive tract, e.g. bowels or oesophagus
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/11Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
    • A61B2017/1132End-to-end connections

Abstract

The invention provides an anastomosis ring. The anastomosis ring comprises a first semi-ring and a second semi-ring which can be mutually matched, wherein the first semi-ring and the second semi-ring are of the same structures, each of the first semi-ring and the second semi-ring comprises a hemispherical housing provided with a through hole formed in the bottom face and a connecting guide sleeve connected with the hemispherical housing. The anastomosis ring is simple in structure and adopts the two semi-rings with the same structures so that two semi-rings can be produced by using a mold and the semi-rings can be exchanged for use, the mold opening, manufacturing and assembling costs are greatly reduced, a production process is simplified, and the production cost is reduced.

Description

Anastomosis ring

Technical field

The present invention relates to a kind of medical equipment, particularly a kind of anastomosis ring that can be used for the operation of such as gastrointestinal tract and so on.

Background technology

The anastomosis operation of such as gastrointestinal tract and so on is one of modal operation of surgery, as gastro-esophageal anastomosis, stomach-Surgical healing, small intestinal-esophagus coincide, intestinal-Surgical healing, anus-Surgical healing etc.A kind of decomposable asymmetric choice net anastomosis ring (BAR) utilizing Biodegradable material to prepare is widely applied in clinical operation in recent years, and Chinese patent CN1141913C it is also proposed the degradable in vivo anastomosis ring utilizing Biodegradable material to prepare.But above-mentioned anastomosis ring all adopts chimeric design, the chimeric position of this type of anastomosis ring all also exists can not complete hermetic slit; And the existence of this slit, likely cause intestinal juice to leak from the slit that can not seal completely, thus affect the healing of corrective surgery wound, even produce anastomotic leakage.

In order to solve the problem, Chinese patent CN201223418Y provides a kind of non-absorbing disintegratable anastomosis clamp for gastrointestinal tract anastomosis operation, this anastomosis clamp effectively can prevent the leakage after coincideing, but there is complex structure in this anastomosis clamp, complex manufacturing, the shortcoming that Biodegradable material materials are many.In addition; the anastomosis ring that present patent application relates to also can adopt similar Biodegradable material to prepare; not present patent application emphasis required for protection about Biodegradable material part; therefore; those skilled in the art are when reading this patent; can understand with reference to the prior art, the application quotes in full as a part disclosed in the present application it.

For above-mentioned prior art, a series of technical solution solved the problem is proposed in Chinese patent application 201310172918.X, 201310514851.3,201320666999.4,201320667000.8,201320666997.5, the application quotes in full as a part disclosed in the present application to above-mentioned prior art, those skilled in the art, according to the above-mentioned description of the prior art enumerated, can assist for understanding technical field of the present invention, background technology, summary of the invention and specific embodiments of the invention.

Summary of the invention

The technical problem to be solved in the present invention is to provide a kind of anastomosis ring, to reduce or to avoid problem noted earlier.

Specifically, the invention provides a kind of anastomosis ring, comprise first semi-ring and the second semi-ring that can mutually coincide, described first semi-ring and described second semi-ring have identical structure, wherein, described first semi-ring and described second semi-ring include the hemispherical shell that bottom surface is provided with through hole and the connection guide be connected with described hemispherical shell.

Preferably, described connection guide by multiple spaced apart, formed along equally distributed first arc plate of arc-shaped edges of the described through hole of described hemispherical shell and the second arc plate, wherein, described first arc plate is " several " shape arc plate, is provided with the buckle structure matched with the structure of described " several " shape arc plate inside described second arc plate.

Preferably, described first arc plate on described connection guide is evenly distributed on first circular arc, and described second arc plate is evenly distributed on second circular arc, and the external diameter of described first circular arc is less than or equal to the internal diameter of described second circular arc.

Preferably, described " several " shape arc plate is the circular arc platy structure of hollow.

Preferably, described second arc plate is solid circular arc platy structure.

Preferably, the described buckle structure arranged inside described second arc plate comprises an assembling and positioning buckle and two identical locating fasteners.

Preferably, the arranged outside of described second arc plate has strip convex tendon.

Preferably, described hemispherical shell is provided with multiple lightening core.

Preferably, prefabricated broken groove is provided with between described lightening core.

The invention provides the simple anastomosis ring of a kind of structure, this anastomosis ring have employed mutually isostructural two semi-rings, thus two semi-rings can be produced by one set of die, each semi-ring can exchange use, greatly reduce die sinking, manufacture, assembly cost, simplify production technology, reduce production cost.

Accompanying drawing explanation

The following drawings is only intended to schematically illustrate the present invention and explain, not delimit the scope of the invention.Wherein,

Fig. 1 display be the decomposing state structural representation of a kind of anastomosis ring according to a specific embodiment of the present invention;

Fig. 2 display be the perspective view of the first semi-ring in Fig. 1;

Fig. 3 display be the perspective view at another visual angle of the first semi-ring in Fig. 1;

Fig. 4 display be the top view of semi-ring shown in Fig. 2.

Detailed description of the invention

In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and the specific embodiment of the present invention is described.Wherein, identical parts adopt identical label.

The present invention relates to a kind of medical equipment, particularly a kind of anastomosis ring that can be used for the operation of gastrointestinal tract and so on, anastomosis ring disclosed in the prior art that especially a kind of similar background technology part is mentioned, belongs to and improves the one of above-mentioned prior art.Certainly, it will be appreciated by those skilled in the art that the operation that anastomosis ring of the present invention also can be applied to any needs and coincide, coincideing of such as harmonization of the stomach intestinal, coincideing of intestinal and intestinal, or other homologous organs, anastomosis operation of such as esophagus etc.The operation principle, material etc. of the anastomosis ring related in patent of the present invention are similar with above-mentioned prior art, and therefore the application is incorporated by reference in this text the prior art and examines, and repeats no longer one by one for similar parts such as operating principles.

Fig. 1 display be the decomposing state structural representation of a kind of anastomosis ring according to a specific embodiment of the present invention.As shown in Figure 1, above-mentioned anastomosis ring proposed by the invention, it comprises first semi-ring 1 and second semi-ring 2 that can mutually coincide, unlike the prior art, the first semi-ring 1 in the present invention and the second semi-ring 2 have identical structure, wherein, the first semi-ring 1 and the second semi-ring 2 include the hemispherical shell 20 that bottom surface is provided with through hole 10 and the connection guide 30 be connected with described hemispherical shell 20.Due to the relation at visual angle in Fig. 1, the through hole being positioned at the second semi-ring 2 of below is blocked and does not show.

That is the invention provides the simple anastomosis ring of a kind of structure, this anastomosis ring have employed mutually isostructural two semi-rings, thus two semi-rings can be produced by one set of die, each semi-ring can exchange use, greatly reduce die sinking, manufacture, assembly cost, simplify production technology, reduce production cost.

Fig. 2 display be the perspective view of the first semi-ring in Fig. 1, Fig. 3 display be the perspective view at another visual angle of the first semi-ring in Fig. 1.Certainly, it will be appreciated by those skilled in the art that because the first semi-ring is identical with the second semi-loop, therefore, structure shown in Fig. 2,3 also can be considered as the perspective view of the second semi-ring.As shown in Figure 2,3, in a specific embodiment, connect guide 30 by multiple spaced apart, formed along equally distributed first arc plate 31 of arc-shaped edges of the through hole 10 of hemispherical shell 20 and the second arc plate 32, wherein, first arc plate 31 is " several " shape arc plate, is provided with the buckle structure 321 matched with the structure of described " several " shape arc plate (the first arc plate 31) inside the second arc plate 32.

Described first arc plate (" several " shape arc plate) 31 is the circular arc platy structure of hollow, the demand to material quantity when greatly reducing manufacture like this on the basis ensureing bonding strength.For the ease of manufacturing and location, preferably connecting on guide 30 and being provided with two " several " shape arc plates.Corresponding, described second arc plate 32 is solid circular arc platy structure, because the first arc plate 31 and the second arc plate 32 distribute at interval, therefore in the embodiment of correspondence, connects guide 30 and is provided with two the second arc plates 32.

The present invention adopts " several " shape arc plate, and the part of its " several " type hollow can reduce material on the one hand, and on the other hand, " several " shape arc plate can also be used for matching with buckle structure 321 structure of the second arc plate 32 forming firmly annexation.

Fig. 4 display be the top view of semi-ring shown in Fig. 2, as shown in the figure, described first arc plate 31 on described connection guide 30 is evenly distributed on first circular arc, described second arc plate 32 is evenly distributed on second circular arc, and the external diameter of described first circular arc is less than or equal to the internal diameter of described second circular arc.

The first arc plate 31 on two semi-rings of display in Fig. 1-4 and the second arc plate 32 respectively have two, when coincideing, first arc plate 31 of the first semi-ring 1 is arranged on the inner side of the second arc plate 32 of the second semi-ring 2, the buckle structure 321 of " several " shape structure of the first arc plate 31 of the first semi-ring 1 and the second semi-ring 2 second arc plate 32 is formed and is clasped.Simultaneously, second arc plate 32 of the first semi-ring 1 is arranged on the outside of the first arc plate 31 of the second semi-ring 2, similar, " several " shape structure of the buckle structure 321 of the second arc plate 32 of the first semi-ring 1 and the first arc plate 31 of the second semi-ring 2 is formed and is clasped.More than describing seems very around mouth, in fact visible with reference to accompanying drawing, when coincideing, 90 degree of positions of the first semi-ring 1 and the second semi-ring 2 mutually being staggered, allow the first arc plate 31 of two semi-rings and the corresponding grafting of the second arc plate 32 get up and just can link together by buckle.

In addition, see Fig. 3,4, in a preferred embodiment, the described buckle structure 321 that corresponding each described first arc plate 31 (" several " shape arc plate) in the inner side of the second arc plate 32 is arranged comprises an assembling and positioning buckle 23 and two identical locating fasteners 24.Described assembling and positioning buckle 23 and described identical locating fastener 24 are triangularly arranged, the width of two described identical locating fasteners 24 can be identical with the hollow part width of " several " shape of described first arc plate 31, like this after described anastomosis ring is coincide, described identical locating fastener 24 firmly can be fixed described first arc plate 31.

Assembling and positioning buckle 23 is for blocking location by the top of " several " shape of the first arc plate 31 when initial assembling, and because assembling and positioning buckle 23 only has one, this location is only simple location, completely not stuck.After the complete orientation assemble of anastomosis ring well, firmly by the first semi-ring 1 and the second semi-ring 2 fastening, first arc plate 31 just blocks by two identical locating fasteners 24, like this after described anastomosis ring is coincide, described identical locating fastener 24 firmly can be fixed " several " shape structure of described first arc plate 31.

In another specific embodiment, preferably, the arranged outside of described second arc plate 32 has strip convex tendon 25, in order to strengthen the intensity of the second arc plate 32.

In addition, anastomosis ring prepared by existing employing degradation material, by its natural degradation, also just mean in degradation process, anastomosis ring can be degraded to the uneven fragment of size, and time and the process of therefore whole anastomosis ring degraded are all uncontrollable, if the fragment produced in anastomosis ring degradation process is larger, likely dissociate to other positions of inside of human body, bring discomfort to patient.Therefore, in a preferred embodiment, as Figure 1-4, hemispherical shell 20 is provided with multiple lightening core 21, cost-saving in order to the consumption reducing material, in addition, the arranging of lightening core 21 can also reduce the fragment volume after anastomosis ring degraded further, therefore, in another specific embodiment, between described lightening core 21, be provided with prefabricated broken groove 22.The object that arranges of prefabricated broken groove 22 is just to provide a kind of controlled fragment structure, when can make to be degraded to prefabricated broken groove 22 position in degradation process, be decomposed into the more uniform fragment of several sizes with prefabricated broken groove 22 for border, facilitate tissue like this and absorb.

Although it will be appreciated by those skilled in the art that the present invention is described according to the mode of multiple embodiment, not each embodiment only comprises an independently technical scheme.So describe in description be only used to clear for the purpose of; description should integrally be understood by those skilled in the art, and regards technical scheme involved in each embodiment as the mode that mutually can be combined into different embodiment to understand protection scope of the present invention.

The foregoing is only the schematic detailed description of the invention of the present invention, and be not used to limit scope of the present invention.Any those skilled in the art, the equivalent variations done under the prerequisite not departing from design of the present invention and principle, amendment and combination, all should belong to the scope of protection of the invention.

Claims (9)

1. an anastomosis ring, comprises first semi-ring and the second semi-ring that can mutually coincide, it is characterized in that, described first semi-ring and described second semi-ring have identical structure.Wherein, described first semi-ring and described second semi-ring include the hemispherical shell that bottom surface is provided with through hole and the connection guide be connected with described hemispherical shell.
2. anastomosis ring according to claim 1, it is characterized in that, described connection guide by multiple spaced apart, formed along equally distributed first arc plate of arc-shaped edges of the described through hole of described hemispherical shell and the second arc plate, wherein, described first arc plate is " several " shape arc plate, is provided with the buckle structure matched with the structure of described " several " shape arc plate inside described second arc plate.
3. the anastomosis ring according to claim 1 and 2, it is characterized in that, described first arc plate on described connection guide is evenly distributed on first circular arc, described second arc plate is evenly distributed on second circular arc, and the external diameter of described first circular arc is less than or equal to the internal diameter of described second circular arc.
4. according to the anastomosis ring one of claim 1-3 Suo Shu, it is characterized in that, described " several " shape arc plate is the circular arc platy structure of hollow.
5. according to the anastomosis ring one of claim 1-4 Suo Shu, it is characterized in that, described second arc plate is solid circular arc platy structure.
6. according to the anastomosis ring one of claim 1-5 Suo Shu, it is characterized in that, the described buckle structure arranged inside described second arc plate comprises an assembling and positioning buckle and two identical locating fasteners.
7. according to the anastomosis ring one of claim 1-6 Suo Shu, it is characterized in that, the arranged outside of described second arc plate has strip convex tendon.
8. according to the anastomosis ring one of claim 1-7 Suo Shu, it is characterized in that, described hemispherical shell is provided with multiple lightening core.
9. the anastomosis ring according to claim 1-8, is characterized in that, is provided with prefabricated broken groove between described lightening core.
CN201610108688.4A 2016-02-26 2016-02-26 Anastomosis ring CN105559844B (en)

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Application Number Priority Date Filing Date Title
CN201610108688.4A CN105559844B (en) 2016-02-26 2016-02-26 Anastomosis ring

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Application Number Priority Date Filing Date Title
CN201610108688.4A CN105559844B (en) 2016-02-26 2016-02-26 Anastomosis ring

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CN105559844A true CN105559844A (en) 2016-05-11
CN105559844B CN105559844B (en) 2018-11-30

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981000668A1 (en) * 1979-09-07 1981-03-19 A Jansen Medical device for connecting two portions of the intestine,ancillary device for use therewith,and method for insertion of an intestinal button suture with the aid of this device
US4766898A (en) * 1980-10-20 1988-08-30 American Cyanamid Company Anastomotic device
EP0495673A1 (en) * 1991-01-17 1992-07-22 Ethicon Inc. Pull-through circular anastomosic intraluminal stapler with fastener means
US20020091397A1 (en) * 2001-01-05 2002-07-11 Te-Chuan Chen Structure of intestinal anastomosis gun
US20070142850A1 (en) * 2005-12-15 2007-06-21 David Fowler Compression anastomosis device
CN103519859A (en) * 2013-10-25 2014-01-22 杭州铭众生物科技有限公司 Gastrointestinal tract anastomat
CN104083186A (en) * 2014-06-16 2014-10-08 禹正杨 Degradable inner buckled type intestine auxiliary anastomotic device
CN203970452U (en) * 2014-06-16 2014-12-03 南华大学附属第一医院 A kind of degradable two-way outer buckle-type intestinal is assisted stapling apparatus
CN203970464U (en) * 2014-06-16 2014-12-03 禹正杨 The identical auxiliary device of a kind of degradable two-way interior buckle-type intestinal
CN204133525U (en) * 2014-09-28 2015-02-04 深圳市博立生物材料有限公司 Medical non-absorbing disintegratable bowel anastomosis ring

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981000668A1 (en) * 1979-09-07 1981-03-19 A Jansen Medical device for connecting two portions of the intestine,ancillary device for use therewith,and method for insertion of an intestinal button suture with the aid of this device
US4766898A (en) * 1980-10-20 1988-08-30 American Cyanamid Company Anastomotic device
EP0495673A1 (en) * 1991-01-17 1992-07-22 Ethicon Inc. Pull-through circular anastomosic intraluminal stapler with fastener means
US20020091397A1 (en) * 2001-01-05 2002-07-11 Te-Chuan Chen Structure of intestinal anastomosis gun
US20070142850A1 (en) * 2005-12-15 2007-06-21 David Fowler Compression anastomosis device
CN103519859A (en) * 2013-10-25 2014-01-22 杭州铭众生物科技有限公司 Gastrointestinal tract anastomat
CN104083186A (en) * 2014-06-16 2014-10-08 禹正杨 Degradable inner buckled type intestine auxiliary anastomotic device
CN203970452U (en) * 2014-06-16 2014-12-03 南华大学附属第一医院 A kind of degradable two-way outer buckle-type intestinal is assisted stapling apparatus
CN203970464U (en) * 2014-06-16 2014-12-03 禹正杨 The identical auxiliary device of a kind of degradable two-way interior buckle-type intestinal
CN204133525U (en) * 2014-09-28 2015-02-04 深圳市博立生物材料有限公司 Medical non-absorbing disintegratable bowel anastomosis ring

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