CN105559844B - Anastomosis ring - Google Patents

Anastomosis ring Download PDF

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Publication number
CN105559844B
CN105559844B CN201610108688.4A CN201610108688A CN105559844B CN 105559844 B CN105559844 B CN 105559844B CN 201610108688 A CN201610108688 A CN 201610108688A CN 105559844 B CN105559844 B CN 105559844B
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CN
China
Prior art keywords
ring
semi
arc
arc plate
structure
Prior art date
Application number
CN201610108688.4A
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Chinese (zh)
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CN105559844A (en
Inventor
余洁
Original Assignee
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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Classifications

    • 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 present invention provides a kind of anastomosis rings, including the first semi-ring and the second semi-ring that can mutually coincide, first semi-ring and the second semi-ring structure having the same, wherein, first semi-ring and second semi-ring include the connection guide tube that bottom surface is provided with the hemispherical shell of through-hole and connect with the hemispherical shell.The present invention provides a kind of simple anastomosis rings of structure, the anastomosis ring uses mutually isostructural two semi-rings, thus two semi-rings can be produced with one set of die, each semi-ring can be used interchangeably, greatly reduce die sinking, manufacture, assembling cost, production technology is simplified, production cost is reduced.

Description

Anastomosis ring

Technical field

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

Background technique

The anastomosis operation of such as gastrointestinal tract etc is one of most common operation of surgery, such as gastro-esophageal anastomosis, stomach-intestines kiss Conjunction, small intestine-esophagus identical, intestines-Surgical healing, anus-Surgical healing etc..Dividing using Biodegradable material preparation a kind of in recent years Solution anastomosis ring (BAR) is widely applied in clinical operation, and 1141913 C of Chinese patent CN also proposed utilization and can give birth to The degradable in vivo anastomosis ring of object degradable material preparation.But above-mentioned anastomosis ring is all made of chimeric design, such anastomosis ring There is the slits that cannot be fully sealed for mating position;And the presence of the slit, it is possible to cause intestinal juice from cannot completely it is close It is leaked at the slit of envelope, to influence the healing of patients surgery wound, or even generates anastomotic leakage.

To solve the above-mentioned problems, Chinese patent CN201223418Y provides a kind of for the non-of gastrointestinal tract anastomosis operation Disintegratable anastomosis clamp is absorbed, which can effectively prevent the leakage after coincideing, but the anastomosis clamp produces work in the presence of structure is complicated Disadvantage more than skill complexity, Biodegradable material materials.In addition, the anastomosis ring that present patent application is related to can also be used it is similar can Prepared by biodegradation material, about Biodegradable material part be not present patent application emphasis claimed, therefore, Those skilled in the art are referred to the prior art and are understood when reading this patent, and the application draws its full text It is used as a part disclosed in the present application.

For the above-mentioned prior art, Chinese patent application 201310172918.X, 201310514851.3, 201320666999.4, a series of skills to solve the above problems are proposed in 201320667000.8,201320666997.5 The above-mentioned prior art is cited in full text as a part disclosed in the present application, those skilled in the art in art solution, the application According to the above-mentioned description of the prior art enumerated, can assist for understand technical field of the invention, background technique, summary of the invention with And specific embodiments of the present invention mode.

Summary of the invention

The technical problem to be solved in the present invention is to provide a kind of anastomosis rings, the problem of being formerly mentioned is reduced or avoided.

Specifically, the present invention provides a kind of anastomosis rings, including the first semi-ring and the second semi-ring that can mutually coincide, institute State the first semi-ring and the second semi-ring structure having the same, wherein first semi-ring and second semi-ring include The connection guide tube that bottom surface is provided with the hemispherical shell of through-hole and connect with the hemispherical shell.

Preferably, the guide tube that connects is by the circular arc of multiple through-holes being spaced apart, along the hemispherical shell Equally distributed first arc plate in side and the second arc plate are formed, wherein first arc plate is " several " shape arc plate, institute State the buckle structure for being provided on the inside of the second arc plate and matching with the structure of " several " shape arc plates.

Preferably, first arc plate on the connection guide tube is evenly distributed on first circular arc, and described the Two arc plates are evenly distributed on second circular arc, and the outer diameter of first circular arc is less than or equal to the interior of second circular arc Diameter.

Preferably, described " several " shape arc plates are hollow arc-shaped plate structure.

Preferably, second arc plate is solid arc-shaped plate structure.

Preferably, the buckle structure being arranged on the inside of second arc plate includes an assembly locating fastener and two Coincide locating fastener.

Preferably, strip convex ribs are provided on the outside of second arc plate.

Preferably, multiple lightening holes are provided on the hemispherical shell.

Preferably, prefabricated broken groove is provided between the lightening hole.

The present invention provides a kind of simple anastomosis ring of structure, which uses mutually isostructural two semi-rings, because And two semi-rings can be produced with one set of die, each semi-ring can be used interchangeably, and greatly reduce die sinking, manufacture, assembling Cost simplifies production technology, reduces production cost.

Detailed description of the invention

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

A kind of decomposing state structural representation of anastomosis ring of a specific embodiment according to the present invention is shown in Fig. 1 Figure;

The schematic perspective view of the first semi-ring in Fig. 1 is shown in Fig. 2;

The schematic perspective view at another visual angle of the first semi-ring in Fig. 1 is shown in Fig. 3;

The top view of semi-ring shown in Fig. 2 is shown in Fig. 4.

Specific embodiment

For a clearer understanding of the technical characteristics, objects and effects of the present invention, this hair of Detailed description of the invention is now compareed Bright specific embodiment.Wherein, identical component uses identical label.

The present invention relates to a kind of medical equipment, especially a kind of anastomosis ring for the operation that can be used for gastrointestinal tract etc, especially It is the anastomosis ring disclosed in a kind of prior art that similar background technology part refers to, belongs to one kind to the above-mentioned prior art It improves.Certainly, it will be appreciated by those skilled in the art that anastomosis ring of the invention also can be applied to any required identical hand Art, such as identical, the enteron aisle and identical or the other homologous organs, such as the anastomosis operation of esophagus of enteron aisle etc. of stomach and enteron aisle Deng.Working principle, material of anastomosis ring involved in the invention patent etc. are similar with the above-mentioned prior art, therefore the application is to this The prior art is incorporated by reference, and the part similar for operating principle etc. no longer repeats one by one.

A kind of decomposing state structural representation of anastomosis ring of a specific embodiment according to the present invention is shown in Fig. 1 Figure.As shown in Figure 1, above-mentioned anastomosis ring proposed by the invention comprising the first semi-ring 1 and the second semi-ring 2 that can mutually coincide, Unlike the prior art, the first semi-ring 1 and the structure having the same of the second semi-ring 2 in the present invention, wherein the first semi-ring 1 and second semi-ring 2 include that bottom surface is provided with the hemispherical shell 20 of through-hole 10 and connect with the hemispherical shell 20 Connect guide tube 30.Due to the relationship at visual angle in Fig. 1, the through-hole of underlying second semi-ring 2, which is blocked, not to be shown.

That is, the present invention provides a kind of simple anastomosis ring of structure, which uses mutually isostructural two and half Ring, thus one set of die can be used to produce two semi-rings, each semi-ring can be used interchangeably, greatly reduce die sinking, manufacture, Cost is assembled, production technology is simplified, reduces production cost.

Fig. 2 is shown the schematic perspective view of the first semi-ring in Fig. 1, and the another of the first semi-ring in Fig. 1 is shown in Fig. 3 The schematic perspective view at one visual angle.Certainly, it will be appreciated by those skilled in the art that due to the first semi-ring and the second semi-ring knot Structure is identical, and therefore, Fig. 2, structure shown in 3 can also be considered as the schematic perspective view of the second semi-ring.As shown in Figure 2,3, one In a specific embodiment, connection guide tube 30 is uniform by the arc-shaped edges of multiple through-holes 10 being spaced apart, along hemispherical shell 20 The first arc plate 31 and the second arc plate 32 of distribution are formed, wherein the first arc plate 31 is " several " shape arc plate, the second circle The buckle structure 321 to match with the structure of " several " shape arc plates (the first arc plate 31) is provided on the inside of arcs 32.

First arc plate (" several " shape arc plate) 31 is hollow arc-shaped plate structure, is ensureing that connection is strong in this way Demand when greatly reducing manufacture on the basis of degree to material quantity.For the ease of manufacturing and positioning, guide tube is preferably connected There are two " several " shape arc plates for setting on 30.Corresponding, second arc plate 32 is solid arc-shaped plate structure, due to First arc plate 31 and the second arc plate 32 are distributed at interval, therefore in corresponding embodiment, and connection guide tube 30 is provided with two A second arc plate 32.

The present invention uses " several " shape arc plate, on the one hand the hollow part of " several " type can reduce material, on the other hand, " several " shape arc plate, which can be also used for matching with 321 structure of buckle structure of the second arc plate 32 being formed, firmly connect pass System.

The top view of semi-ring shown in Fig. 2 is shown in Fig. 4, as shown, first circle on the connection guide tube 30 Arcs 31 are evenly distributed on first circular arc, and second arc plate 32 is evenly distributed on second circular arc, described The outer diameter of first circular arc is less than or equal to the internal diameter of second circular arc.

There are two the first arc plate 31 on two semi-rings and the second arc plate 32 shown in Fig. 1-4 is each, when identical It waits, the first arc plate 31 of the first semi-ring 1 is arranged in the inside of the second arc plate 32 of the second semi-ring 2, so that the first semi-ring 1 The formation of buckle structure 321 of " several " shape structure and 2 second arc plate 32 of the second semi-ring of the first arc plate 31 be clasped.Together When, the second arc plate 32 of the first semi-ring 1 is arranged in the outside of the first arc plate 31 of the second semi-ring 2, it is similar, make first " several " shape structure of first arc plate 31 of the buckle structure 321 and the second semi-ring 2 of the second arc plate 32 of semi-ring 1 forms buckle Cooperation.Above description seems very around mouth, actually referring to attached drawing as it can be seen that when coincideing, by the first semi-ring 1 and the second semi-ring 2 mutually stagger 90 degree of positions, and first arc plate 31 of two semi-rings and the corresponding grafting of the second arc plate 32 is allowed to get up and can block Button links together.

In addition, in a preferred embodiment, the inside of the second arc plate 32 corresponds to each described first referring to Fig. 3,4 The buckle structure 321 of arc plate 31 (" several " shape arc plate) setting includes that an assembly locating fastener 23 and two are identical fixed Position buckle 24.The assembly locating fastener 23 and the identical locating fastener 24 are triangularly arranged, two identical positioning The width of buckle 24 can be of same size with the hollow part of " several " shape of first arc plate 31, in this way in the anastomosis ring After coincideing, the identical locating fastener 24 can carry out firm fixation to first arc plate 31.

It is fixed that assembly locating fastener 23 is used to block at the top of " several " shape of the first arc plate 31 when initial assembly Position, due to assembly locating fastener 23 only one, this positioning is only simple positioning, and there is no completely stuck.Work as anastomosis ring After positioning assembles completely, firmly the first semi-ring 1 and the second semi-ring 2 are fastened, two identical locating fasteners 24 are just by the One arc plate 31 blocks, and in this way after the anastomosis ring is coincide, the identical locating fastener 24 can be to first arc plate 31 " several " shape structure carries out firm fixation.

In another specific embodiment, it is preferable that the outside of second arc plate 32 is provided with strip convex ribs 25, To reinforce the intensity of the second arc plate 32.

In addition, the existing anastomosis ring using degradation material preparation is also meaned that and is being degraded by its natural degradation In the process, anastomosis ring can be degraded to the non-uniform fragment of size, therefore the time of entire anastomosis ring degradation and process are uncontrollable, If the fragment generated in anastomosis ring degradation process is larger, it is possible to dissociate to the other positions of inside of human body, be brought to patient It is uncomfortable.Therefore, in a preferred embodiment, as shown in Figs 1-4, it is provided with multiple lightening holes 21 on hemispherical shell 20, uses To reduce the dosage save the cost of material, in addition, the setting of lightening hole 21 can also further reduce anastomosis ring degradation after it is broken Therefore piece volume in another specific embodiment, is provided with prefabricated broken groove 22 between the lightening hole 21.It is prefabricated broken The setting purpose of broken groove 22, which is that, provides a kind of controlled fragment structure, can be degraded in degradation process prefabricated broken When 22 position of groove, it is that boundary is decomposed into the relatively uniform fragment of several sizes with prefabricated broken groove 22, is thus convenient for Tissue absorbs.

It will be appreciated by those skilled in the art that although the present invention is described in the way of multiple embodiments, It is that not each embodiment only contains an independent technical solution.So narration is used for the purpose of for the sake of understanding in specification, The skilled in the art should refer to the specification as a whole is understood, and by technical solution involved in each embodiment Regard as and can be combined with each other into the modes of different embodiments to understand protection scope of the present invention.

The foregoing is merely the schematical specific embodiment of the present invention, the range being not intended to limit the invention.It is any Those skilled in the art, made equivalent variations, modification and combination under the premise of not departing from design and the principle of the present invention, It should belong to the scope of protection of the invention.

Claims (3)

1. a kind of anastomosis ring, including the first semi-ring and the second semi-ring that can mutually coincide, first semi-ring and described the second half Ring structure having the same;Wherein, first semi-ring and second semi-ring include the hemispherical that bottom surface is provided with through-hole Shell and the connection guide tube being connect with the hemispherical shell;It is characterized in that, the connection guide tube is spaced apart by multiple , equally distributed first arc plate of arc-shaped edges of the through-hole along the hemispherical shell and the second arc plate formed, Wherein, first arc plate is " several " shape arc plate, and " several " shape arc plates are hollow arc-shaped plate structure;It is described Second arc plate is solid arc-shaped plate structure, is provided on the inside of second arc plate and " several " shape arc plates The buckle structure that structure matches;First arc plate on the connection guide tube is evenly distributed on first circular arc, Second arc plate is evenly distributed on second circular arc, and the outer diameter of first circular arc is equal to the interior of second circular arc Diameter;The buckle structure being arranged on the inside of second arc plate includes an assembly locating fastener and two identical positioning cards Button;The width of two identical locating fasteners and the hollow part of " several " shape of first arc plate are of same size;It is described Strip convex ribs are provided on the outside of second arc plate.
2. anastomosis ring according to claim 1, which is characterized in that be provided with multiple lightening holes on the hemispherical shell.
3. anastomosis ring according to claim 2, which is characterized in that be provided with prefabricated broken groove between the lightening hole.
CN201610108688.4A 2016-02-26 2016-02-26 Anastomosis ring CN105559844B (en)

Priority Applications (1)

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

Applications Claiming Priority (1)

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

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CN105559844B true CN105559844B (en) 2018-11-30

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
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
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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7906691A (en) * 1979-09-07 1981-03-10 Jansen Anton MEDICAL DEVICE FOR COUPLING TWO Bowel Sections, Auxiliary Device For Using It And Method Of Laying A Gut Knot Using This Device.
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

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
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
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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