JP5854277B2 - 人体器官の隣接組職連結施術用ステント - Google Patents
人体器官の隣接組職連結施術用ステント Download PDFInfo
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- JP5854277B2 JP5854277B2 JP2012134973A JP2012134973A JP5854277B2 JP 5854277 B2 JP5854277 B2 JP 5854277B2 JP 2012134973 A JP2012134973 A JP 2012134973A JP 2012134973 A JP2012134973 A JP 2012134973A JP 5854277 B2 JP5854277 B2 JP 5854277B2
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- 210000000056 organ Anatomy 0.000 title claims description 56
- 210000000232 gallbladder Anatomy 0.000 claims description 11
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 10
- 238000005452 bending Methods 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 5
- 208000014674 injury Diseases 0.000 claims description 4
- 230000008733 trauma Effects 0.000 claims description 4
- 210000000496 pancreas Anatomy 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims 1
- 230000001154 acute effect Effects 0.000 claims 1
- 239000000823 artificial membrane Substances 0.000 claims 1
- 210000000936 intestine Anatomy 0.000 claims 1
- 238000009941 weaving Methods 0.000 claims 1
- 230000008520 organization Effects 0.000 description 14
- 208000006809 Pancreatic Fistula Diseases 0.000 description 9
- 210000000941 bile Anatomy 0.000 description 9
- 238000009940 knitting Methods 0.000 description 9
- 206010017631 Gallbladder fistula Diseases 0.000 description 7
- 238000002674 endoscopic surgery Methods 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 210000001835 viscera Anatomy 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 210000001198 duodenum Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 210000000813 small intestine Anatomy 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
- A61F2/06—Blood vessels
- A61F2/064—Blood vessels with special features to facilitate anastomotic coupling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/02—Inorganic materials
- A61L27/04—Metals or alloys
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/28—Materials for coating prostheses
-
- 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
- A61B2017/00831—Material properties
- A61B2017/00862—Material properties elastic or resilient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00982—General structural features
- A61B2017/00995—General structural features having a thin film
-
- 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
- A61B2017/1139—Side-to-side connections, e.g. shunt or X-connections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
- A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
- A61F2230/0004—Rounded shapes, e.g. with rounded corners
- A61F2230/001—Figure-8-shaped, e.g. hourglass-shaped
Description
11 折曲部
15 羽部
16 屈曲面部
20 人造皮膜
Claims (6)
- 胆嚢、膵臓及び腸を含む人体器官の隣接組織に孔を開けて挿入して両側端が人体組織を支持するように相互に連結施術するステントにおいて、
超弾性形状記憶合金ワイヤを交差状に編んで多数の菱形空間部を持つように形成される中空型円筒状本体(10)の両側を外側に広げ、折曲部(11)を中心に先端に前記菱形空間部の頂点が位置するように覆して折り曲げてなる羽部(15、15)を前記本体(10)の長手方向にテンション作用するように対向形成し、前記本体(10)と前記羽部(15、15)の前記折曲部(11)においてなす角度を鋭角とすることによって、前記羽部(15、15)が、前記人体器官の隣接組織の距離または壁厚に合わせて前記本体(10)の長手方向に弾性的に変形し、前記人体器官の隣接組織に前記羽部(15、15)が全周に亘って密着することを特徴とする、人体器官の隣接組織連結施術用ステント。 - 前記羽部(15、15)の前記折曲部(11)は屈曲面形状に折り曲げられてなることを特徴とする、請求項1に記載の人体器官の隣接組織連結施術用ステント。
- 前記羽部(15、15)は前記折曲部(11)が降伏点以内の範囲で前記本体(10)の長手方向に弾性的に変形するように構成されることを特徴とする、請求項1または2に記載の人体器官の隣接組織連結施術用ステント。
- 前記羽部(15、15)の周縁は、人体器官の外傷を防止するために、前記羽部(15,15)の対向面から遠ざかる方向に折り曲げられてなる屈曲面部(16)が前記人体器官の組織に密着することを特徴とする、請求項1に記載の人体器官の隣接組織連結施術用ステント。
- 前記本体(10)には、内外側間の遮断のために、外表面に人造皮膜(30)が形成されてなることを特徴とする、請求項1に記載の人体器官の隣接組織連結施術用ステント。
- 前記本体(10)及び前記羽部(15、15)には、内外側間の遮断のために、外表面に人造皮膜(30)が形成されてなることを特徴とする、請求項1に記載の人体器官の隣接組織連結施術用ステント。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110066965A KR101311756B1 (ko) | 2011-07-06 | 2011-07-06 | 인체 기관의 인접 조직 연결 시술용 스텐트 |
KR10-2011-0066965 | 2011-07-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013013715A JP2013013715A (ja) | 2013-01-24 |
JP5854277B2 true JP5854277B2 (ja) | 2016-02-09 |
Family
ID=46245499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012134973A Active JP5854277B2 (ja) | 2011-07-06 | 2012-06-14 | 人体器官の隣接組職連結施術用ステント |
Country Status (5)
Country | Link |
---|---|
US (1) | US9668853B2 (ja) |
EP (1) | EP2543323B1 (ja) |
JP (1) | JP5854277B2 (ja) |
KR (1) | KR101311756B1 (ja) |
CN (1) | CN102860889B (ja) |
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KR100929242B1 (ko) | 2008-01-24 | 2009-12-01 | 주식회사 스텐다드싸이텍 | 스텐트 |
US8454632B2 (en) | 2008-05-12 | 2013-06-04 | Xlumena, Inc. | Tissue anchor for securing tissue layers |
CN101642395B (zh) * | 2008-08-05 | 2013-03-20 | 王涛 | 造口支架 |
DE102008052354A1 (de) | 2008-10-20 | 2010-04-22 | Atlas Elektronik Gmbh | Unterwasserantenne |
WO2010123668A1 (en) | 2009-04-20 | 2010-10-28 | Rox Medical, Inc. | Device and method for establishing an artificial arterio-venous fistula |
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2011
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- 2012-06-11 EP EP12171487.7A patent/EP2543323B1/en active Active
- 2012-06-14 JP JP2012134973A patent/JP5854277B2/ja active Active
- 2012-06-28 CN CN201210217765.1A patent/CN102860889B/zh active Active
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US20130012969A1 (en) | 2013-01-10 |
KR101311756B1 (ko) | 2013-09-26 |
EP2543323B1 (en) | 2016-08-10 |
JP2013013715A (ja) | 2013-01-24 |
EP2543323A1 (en) | 2013-01-09 |
US9668853B2 (en) | 2017-06-06 |
CN102860889B (zh) | 2015-03-11 |
CN102860889A (zh) | 2013-01-09 |
KR20130005519A (ko) | 2013-01-16 |
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