CN108065980B - Anorectal anastomat with pad ring for suturing - Google Patents
Anorectal anastomat with pad ring for suturing Download PDFInfo
- Publication number
- CN108065980B CN108065980B CN201810013778.4A CN201810013778A CN108065980B CN 108065980 B CN108065980 B CN 108065980B CN 201810013778 A CN201810013778 A CN 201810013778A CN 108065980 B CN108065980 B CN 108065980B
- Authority
- CN
- China
- Prior art keywords
- backing ring
- ring
- groove
- suturing nail
- nail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009958 sewing Methods 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 210000000436 anus Anatomy 0.000 claims 1
- 210000000936 intestine Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 208000015181 infectious disease Diseases 0.000 abstract description 3
- 206010020751 Hypersensitivity Diseases 0.000 abstract description 2
- 208000026935 allergic disease Diseases 0.000 abstract description 2
- 230000007815 allergy Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 238000012856 packing Methods 0.000 abstract 3
- 210000001519 tissue Anatomy 0.000 description 9
- 208000014617 hemorrhoid Diseases 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000003872 anastomosis Effects 0.000 description 3
- 201000007772 internal hemorrhoid Diseases 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000004400 mucous membrane Anatomy 0.000 description 2
- 208000012287 Prolapse Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000172 allergic effect Effects 0.000 description 1
- 208000010668 atopic eczema Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036770 blood supply Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
- A61B17/1155—Circular staplers comprising a plurality of staples
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/1114—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis of the digestive tract, e.g. bowels or oesophagus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
Abstract
A pad ring suture anorectal anastomat is characterized in that an upper gasket and a lower gasket are arranged to form a sandwich structure, so that a suture nail is punched out, chamfered corners and fixed with skin/tissues, the suture nail does not directly contact the skin or the tissues, and allergy and infection are avoided; through setting up ring channel and location fixed slot, guarantee to sew up the nail and can pierce through the packing ring to do not take place the dislocation when penetrating, guarantee that the packing ring can not the fold knot, guarantee the circular cutting back, sew up the nail and the fixed effect of packing ring.
Description
Technical Field
The invention relates to a medical instrument, in particular to an instrument for hemorrhoid circular cutting.
Background
The anastomat is used for the hemorrhoid circumcision, in particular for patients with severe internal hemorrhoid and partial rectal mucosa prolapse. The principle is as follows: the anal pad is kept, and part of the internal hemorrhoids, the mucous membrane on the hemorrhoids and the tissue under the mucous membrane are circularly cut and anastomosed, and simultaneously, the instant anastomosis is carried out. Through anastomosis, the blood supply of the hemorrhoids is blocked, the slipped tissue is suspended and fixed, and the anorectal canal in the pathological state is restored to the normal anatomical state. In the prior art, metal suturing nails are adopted for anastomosis, and after the metal suturing nails are nailed into the skin/tissue of a patient in an operation, the metal suturing nails directly contact the skin, so that the skin/tissue of the patient is easy to be allergic, and infection can be caused more seriously; and the metal suturing nail is directly contacted with skin and human tissues and is easy to be punctured into the tissues too deeply to cause damage during the operation, the friction force between the metal and the skin/tissues is small, and the risk of nail-removing operation failure caused by the falling of the suturing nail is generated in the later period.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a pad ring suture anorectal anastomat which is provided with an upper gasket and a lower gasket to form a sandwich structure, so that after a suturing nail is punched out and fixed with skin/tissue by chamfering, the suturing nail does not directly contact with the skin or the tissue, allergy and infection are avoided, the suturing nail can penetrate through the gaskets, the phenomenon that the suturing nail is staggered during penetrating is avoided, the gaskets are prevented from being wrinkled and knotted, and the fixing effect of the suturing nail and the gaskets after circular cutting is ensured. The specific technical scheme is as follows:
a pad ring suture anorectal anastomat comprises an inner sleeve and a ring cutter gasket, wherein the ring cutter gasket is arranged in a reverse groove of the inner sleeve and corresponds to a ring-shaped blade; further comprising: the inner sleeve is arranged at the upper part of the upper sleeve, the ejector pin is positioned at the inner side of the upper sleeve, and the first suturing nail backing ring is positioned at the top of the upper sleeve and corresponds to the ejector pin; the annular blade is positioned on the inner ring side of the thimble; the ring cutter gasket and the first suturing nail backing ring are arranged along the ring cutter in a longitudinally staggered mode; a second suturing nail backing ring groove is formed in the outer ring side of the reverse groove, a plurality of suturing nail chamfering grooves are concavely formed in the bottom of the second suturing nail backing ring groove, the top planes of the suturing nail chamfering grooves are lower than the top planes of the second suturing nail backing ring groove, the radial width of each suturing nail chamfering groove is smaller than that of the second suturing nail backing ring groove, and the second suturing nail backing ring is arranged in the second suturing nail backing ring groove and keeps the suturing nail chamfering grooves hollow; positioning fixing grooves are formed between the suturing nail chamfering grooves, positioning fixing protrusions are arranged on the second suturing nail backing ring, and the positioning fixing protrusions are matched with the positioning fixing grooves to be used for fixing the second suturing nail backing ring; a first annular groove and a second annular groove are concavely arranged at the bottom of the groove of the second suturing nail backing ring, and a first annular bulge and a second annular bulge are arranged on the second suturing nail backing ring and are respectively matched and fixed with the first annular groove and the second annular groove; the surface of the positioning fixing groove is circular or rectangular, and the positioning fixing bulge, the first annular bulge and the second annular bulge form an enclosing structure.
Further, the end part of the suture nail is bent inwards, and the bottom of the suture nail chamfer groove is in an arc shape corresponding to the end part of the suture nail.
Further, the section of the positioning fixing groove is in an inverted trapezoid shape or an inverted cone shape.
Furthermore, the suturing nail backing ring is L-shaped, and one end of the L-shaped suturing nail backing ring is embedded into an annular groove preset in the top of the upper sleeve.
Furthermore, the ring-cutting knife gasket and the suturing nail backing ring are made of silica gel; and/or the annular blade is made of SUS404 steel; and/or the inner sleeve is made of electro-galvanized alloy; and/or the upper sleeve and the ejector pin are made of PC materials.
Further, the anorectal anastomat sewn by the backing ring adopts a flat head type or an oblique head type.
The advantages and the beneficial effects of the invention are as follows:
through the concrete institutional advancement of double suture nail backing ring recess to and the concrete institutional advancement of second nail sewing backing ring, guarantee to sew the nail and pierce through, the effect of chamfer, guarantee that the backing ring does not take place the dislocation, the fold, thereby guarantee that "sandwich" structure is very regular, guarantee to sew the nail fixed quality after the circular cutting.
Drawings
FIG. 1: the anastomat of the invention is partially structured and schematically illustrated;
FIG. 2: the anastomat of the invention has a partial schematic section A-A;
FIG. 3: a cross-sectional view of stapler B-B of the present invention;
FIG. 4: a cross-sectional view of the stapler of the present invention.
Detailed Description
The invention is described in detail below with reference to the attached drawing, which is a preferred example of various embodiments of the invention.
Referring to the attached drawings, the anorectal anastomat for sewing the backing ring comprises an inner sleeve 11 and a ring cutter gasket 14, wherein the ring cutter gasket 14 is arranged in a reverse groove of the inner sleeve 11 and corresponds to a ring-shaped blade 12; further comprising: the nail fixing device comprises an upper sleeve 9, a thimble 10 and a first suturing nail backing ring 13, wherein the inner sleeve 11 is arranged at the upper part of the upper sleeve 9, the thimble 10 is positioned at the inner side of the upper sleeve 9, and the first suturing nail backing ring 13 is positioned at the top of the upper sleeve 9 and corresponds to the thimble 10; the annular blade 12 is positioned on the inner annular side of the thimble 10; the ring cutter gasket 14 and the first staple pad ring 13 are arranged along the ring cutter in a longitudinally staggered mode; a second suturing nail backing ring groove 15 is formed in the outer ring side of the reverse groove, a plurality of suturing nail chamfering grooves 15-1 are formed in the bottom of the second suturing nail backing ring groove in a concave mode, the top planes of the suturing nail chamfering grooves 15-1 are lower than the top planes of the second suturing nail backing ring groove 15, the radial width of each suturing nail chamfering groove is smaller than that of the second suturing nail backing ring groove 15, and a second suturing nail backing ring 16 is arranged in the second suturing nail backing ring groove 15 and keeps the suturing nail chamfering grooves hollow; positioning fixing grooves 15-2 are formed between the staple chamfering grooves 15-1, positioning fixing protrusions are arranged on the second staple backing ring 16, and the positioning fixing protrusions 16-1 are matched with the positioning fixing grooves 15-2 to fix the second staple backing ring 16; at the bottom of the second staple pad ring groove 15, a first annular groove 15-3 and a second annular groove 15-4 are concavely arranged on the radial two sides of the staple chamfer groove 15-1, and a first annular bulge 16-2 and a second annular bulge 16-3 are arranged on the second staple pad ring 16 and are respectively matched and fixed with the first annular groove 15-3 and the second annular groove 15-4; the surface of the positioning fixing groove 15-2 is circular or rectangular, and the positioning fixing bulge 16-1, the first annular bulge 16-2 and the second annular bulge 16-3 form an enclosing structure.
Further, the end part of the suture nail is bent inwards, and the bottom of the suture nail chamfer groove is in an arc shape corresponding to the end part of the suture nail.
Further, the positioning fixing groove 15-2 has an inverted trapezoid or inverted cone shape in cross section.
Further, the staple pad ring 13 is L-shaped, and one end of the L-shaped staple pad ring is embedded into an annular groove preset at the top of the upper sleeve 9.
Further, the ring-cutting knife gasket 14 and the suturing nail gasket ring 13 are made of silica gel; and/or, the annular blade 12 is made of SUS404 steel; and/or, the inner sleeve 11 adopts an electro-galvanized alloy; and/or the upper sleeve 9 and the thimble 10 are made of PC materials.
Further, the inverted anorectal anastomat is of a flat head type or an oblique head type.
When the circular cutter is used, the excessive extending part of the internal hemorrhoid is only needed to be placed in the circular cutting position, the handle is pressed down, and the suturing nail and the backing ring are automatically nailed to the wound at the same time of circular cutting.
The invention has been described in connection with the accompanying drawings, it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, adaptations or uses of the invention, and all such modifications and variations are within the scope of the invention.
Claims (4)
1. The utility model provides a backing ring suture anus intestines anastomat which characterized in that: the cutting device comprises an inner sleeve (11) and a ring-cutting knife gasket (14), wherein the ring-cutting knife gasket (14) is arranged in a reverse groove of the inner sleeve (11) and corresponds to a ring-shaped blade (12); further comprising: the nail fixing device comprises an upper sleeve (9), a thimble (10) and a first nail sewing backing ring (13), wherein the inner sleeve (11) is arranged at the upper part of the upper sleeve (9), the thimble (10) is positioned at the inner side of the upper sleeve (9), and the first nail sewing backing ring (13) is positioned at the top of the upper sleeve (9) and corresponds to the thimble (10); the annular blade (12) is positioned on the inner ring side of the thimble (10); the ring cutter gasket (14) and the first suturing nail backing ring (13) are arranged along the ring cutter in a longitudinally staggered mode; a second suturing nail backing ring groove (15) is formed in the outer ring side of the reverse groove, a plurality of suturing nail chamfering grooves (15-1) are formed in the bottom of the second suturing nail backing ring groove (15) in a concave mode, the top planes of the suturing nail chamfering grooves (15-1) are lower than the top planes of the second suturing nail backing ring groove (15), the radial width of each suturing nail chamfering groove (15-1) is smaller than that of the second suturing nail backing ring groove (15), and a second suturing nail backing ring (16) is arranged in the second suturing nail backing ring groove (15) and keeps the suturing nail chamfering grooves (15-1) hollow; positioning fixing grooves (15-2) are formed between the staple chamfering grooves (15-1), positioning fixing protrusions (16-1) are arranged on the second staple backing ring (16), and the positioning fixing protrusions (16-1) are matched with the positioning fixing grooves (15-2) to be used for fixing the second staple backing ring (16); at the bottom of the second suturing nail backing ring groove (15), a first annular groove (15-3) and a second annular groove (15-4) are concavely arranged on the radial two sides of the suturing nail chamfer groove (15-1), and a first annular bulge (16-2) and a second annular bulge (16-3) are arranged on the second suturing nail backing ring (16) and are respectively matched and fixed with the first annular groove (15-3) and the second annular groove (15-4); the surface of the positioning fixing groove (15-2) is circular or rectangular, and the positioning fixing bulge (16-1), the first annular bulge (16-2) and the second annular bulge (16-3) are connected to form a square structure; the end parts of the stitching nails are bent inwards, and the bottoms of the chamfering grooves (15-1) of the stitching nails are arc-shaped and are matched with the end parts of the stitching nails; the positioning fixing groove (15-2) is in an inverted trapezoid shape or an inverted cone shape; the ring cutter gasket (14) and the suturing nail backing ring (13) are made of silica gel; the inner sleeve (11) is made of electro-galvanized alloy.
2. The backing ring suture anorectal anastomat as claimed in claim 1, wherein the suture nail backing ring (13) is L-shaped, and one end of the L-shaped suture nail backing ring (13) is embedded into a preset annular groove at the top of the upper sleeve (9).
3. The backing ring suture anorectal stapler of claim 1, wherein the ring-shaped blade (12) is made of SUS404 steel; and/or the upper sleeve (9) and the thimble (10) are made of PC materials.
4. The backing ring suture anorectal anastomat as claimed in claim 1, wherein the backing ring suture anorectal anastomat adopts a flat head type or an oblique head type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013778.4A CN108065980B (en) | 2018-01-08 | 2018-01-08 | Anorectal anastomat with pad ring for suturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810013778.4A CN108065980B (en) | 2018-01-08 | 2018-01-08 | Anorectal anastomat with pad ring for suturing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108065980A CN108065980A (en) | 2018-05-25 |
| CN108065980B true CN108065980B (en) | 2021-01-29 |
Family
ID=62156424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810013778.4A Expired - Fee Related CN108065980B (en) | 2018-01-08 | 2018-01-08 | Anorectal anastomat with pad ring for suturing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108065980B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6193129B1 (en) * | 2000-01-24 | 2001-02-27 | Ethicon Endo-Surgery, Inc. | Cutting blade for a surgical anastomosis stapling instrument |
| CN102525587A (en) * | 2012-01-04 | 2012-07-04 | 史源 | Discontinuous deformable surgical anastomosing magnetic ring |
| CN105054984A (en) * | 2015-07-02 | 2015-11-18 | 史源 | Fastening-type micro-nail magnetic-squeezing anastomosis ring |
| CN102783983B (en) * | 2011-05-19 | 2016-08-03 | 伊西康内外科公司 | Low cost anvil assembly for circular stapler |
| CN107080573A (en) * | 2017-01-16 | 2017-08-22 | 芜湖商环科技有限公司 | A kind of Type B eversion type prepuce cutting stitching instrument |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106955144B (en) * | 2017-02-04 | 2023-12-29 | 芜湖圣大医疗器械技术股份有限公司 | Built-in type gasket circumcision device |
-
2018
- 2018-01-08 CN CN201810013778.4A patent/CN108065980B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6193129B1 (en) * | 2000-01-24 | 2001-02-27 | Ethicon Endo-Surgery, Inc. | Cutting blade for a surgical anastomosis stapling instrument |
| CN102783983B (en) * | 2011-05-19 | 2016-08-03 | 伊西康内外科公司 | Low cost anvil assembly for circular stapler |
| CN102525587A (en) * | 2012-01-04 | 2012-07-04 | 史源 | Discontinuous deformable surgical anastomosing magnetic ring |
| CN105054984A (en) * | 2015-07-02 | 2015-11-18 | 史源 | Fastening-type micro-nail magnetic-squeezing anastomosis ring |
| CN107080573A (en) * | 2017-01-16 | 2017-08-22 | 芜湖商环科技有限公司 | A kind of Type B eversion type prepuce cutting stitching instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108065980A (en) | 2018-05-25 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210129 |
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| CF01 | Termination of patent right due to non-payment of annual fee |