JP7410990B2 - 生体内留置チューブ - Google Patents
生体内留置チューブ Download PDFInfo
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- JP7410990B2 JP7410990B2 JP2022018032A JP2022018032A JP7410990B2 JP 7410990 B2 JP7410990 B2 JP 7410990B2 JP 2022018032 A JP2022018032 A JP 2022018032A JP 2022018032 A JP2022018032 A JP 2022018032A JP 7410990 B2 JP7410990 B2 JP 7410990B2
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Images
Classifications
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- 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
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- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
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- 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
- A61F2002/041—Bile ducts
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- 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
- A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2220/0008—Fixation appliances for connecting prostheses to the body
- A61F2220/0016—Fixation appliances for connecting prostheses to the body with sharp anchoring protrusions, e.g. barbs, pins, spikes
-
- 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
- A61F2240/00—Manufacturing or designing of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2240/001—Designing or manufacturing processes
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- 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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0019—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in hardness, e.g. Vickers, Shore, Brinell
-
- 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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0036—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in thickness
-
- 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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0039—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in diameter
-
- 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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/005—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in colour
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Vascular Medicine (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Pulmonology (AREA)
- Gastroenterology & Hepatology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
2:デリバリーシステム
3:インナーカテーテル
4:アウターカテーテル
5:縫合糸
6:挿入補助チューブ
10:第1筒状部材
11:第1筒状部材の近位端
20:第2筒状部材
21:第2筒状部材の近位端
22:第2筒状部材の遠位端
30:第3筒状部材
31:第3筒状部材の近位端
32:第3筒状部材の遠位端
40:第4筒状部材
41:第4筒状部材の近位端
42:第4筒状部材の遠位端
43:フラップ
44:フラップの基部
45:フラップの自由端
50:芯材
60:支持体
60a:近位側第1支持体
60b:近位側第2支持体
60c:遠位側第1支持体
60d:遠位側第2支持体
70:第1領域
80:第2領域
102:生体内留置チューブの近位端
103:生体内留置チューブの遠位端
104:筒状部材
105:近位フラップ
106:近位フラップの基部
107:近位フラップの自由端
108:遠位フラップ
109:遠位フラップの基部
110:遠位フラップの自由端
111:大径部
112:大径部の近位端
113:大径部の遠位端
114:小径部
115:小径部の近位端
116:小径部の遠位端
P1:遠位フラップの自由端に対応する筒状部材の位置
P2:近位フラップの自由端に対応する筒状部材の位置
P3:遠位フラップの基部と自由端との中点
P4:近位フラップの基部と自由端との中点
P5:筒状部材の中点
201:従来の生体内留置チューブ
202:従来の生体内留置チューブの近位端
203:従来の生体内留置チューブの遠位端
204:従来の筒状部材
205:従来の近位フラップ
206:従来の近位フラップの基部
207:従来の近位フラップの自由端
208:従来の遠位フラップ
209:従来の遠位フラップの基部
210:従来の遠位フラップの自由端
214:従来の小径部
215:従来の小径部の近位端
216:従来の小径部の遠位端
Claims (8)
- 近位側と遠位側を有する筒状部材と、
前記筒状部材の近位側に、近位側の基部と遠位側の自由端とを有する近位フラップと、
前記筒状部材の遠位側に、遠位側の基部と近位側の自由端とを有する遠位フラップとを含み、
前記近位フラップの前記基部よりも近位側と前記遠位フラップの前記基部よりも遠位側の少なくともいずれか一方に、
前記遠位フラップの前記自由端に対応する前記筒状部材の位置と、
前記近位フラップの前記自由端に対応する前記筒状部材の位置との間の前記筒状部材の平均外径よりも最大外径が大きい大径部を有し、
前記筒状部材は、前記筒状部材の径方向外方であって、前記遠位フラップの前記基部と前記自由端との中点よりも遠位側に遠位側第1支持体を有し、
前記筒状部材は、前記筒状部材の径方向外方であって、前記遠位フラップの前記自由端よりも近位側かつ前記筒状部材の中点よりも遠位側にさらに遠位側第2支持体を有し、
前記遠位側第1支持体の遠位端よりも遠位側に、前記筒状部材が前記遠位側第1支持体から露出している部分がある生体内留置チューブ。 - 近位側と遠位側を有する筒状部材と、
前記筒状部材の近位側に、近位側の基部と遠位側の自由端とを有する近位フラップと、
前記筒状部材の遠位側に、遠位側の基部と近位側の自由端とを有する遠位フラップとを含み、
前記筒状部材は、前記遠位フラップの前記自由端に対応する前記筒状部材の位置と、前記近位フラップの前記自由端に対応する前記筒状部材の位置の間の前記筒状部材の平均外径よりも最小外径が小さい小径部を有し、
前記近位フラップの前記基部と前記近位フラップが閉状態の前記近位フラップの前記自由端より近位側の位置の間と、前記遠位フラップの前記基部と前記遠位フラップが閉状態の前記遠位フラップの前記自由端より遠位側の位置の間の少なくともいずれか一方に前記小径部が設けられており、
前記筒状部材は、前記筒状部材の径方向外方であって、前記遠位フラップの前記基部と前記自由端との中点よりも遠位側に遠位側第1支持体を有し、
前記筒状部材は、前記筒状部材の径方向外方であって、前記遠位フラップの前記自由端よりも近位側かつ前記筒状部材の中点よりも遠位側にさらに遠位側第2支持体を有し、
前記遠位側第1支持体の遠位端よりも遠位側に、前記筒状部材が前記遠位側第1支持体から露出している部分がある生体内留置チューブ。 - 前記筒状部材は、前記小径部において穴を有している請求項2に記載の生体内留置チューブ。
- 前記筒状部材は、前記筒状部材の径方向外方であって、前記近位フラップの前記自由端よりも遠位側かつ前記筒状部材の中点よりも近位側にさらに支持体を有する請求項1~3のいずれか一項に記載の生体内留置チューブ。
- 前記筒状部材は、前記筒状部材の近位側から順次、第1領域と第2領域とを有し、
前記近位フラップの前記基部よりも遠位側で、前記第1領域と前記第2領域の色が互いに異なる請求項1~4のいずれか一項に記載の生体内留置チューブ。 - 前記遠位フラップまたは前記近位フラップの肉厚は、前記筒状部材の近位端の肉厚よりも薄い請求項1~5のいずれか一項に記載の生体内留置チューブ。
- 前記近位フラップの肉厚は、前記近位フラップの前記自由端に対応する前記筒状部材の位置と、前記遠位フラップの前記自由端に対応する前記筒状部材の位置の間の前記筒状部材の平均肉厚以上である請求項1~6のいずれか一項に記載の生体内留置チューブ。
- 前記近位フラップまたは遠位フラップを構成する材料の硬度(タイプAデュロメータ硬さ)は、前記遠位フラップの前記自由端に対応する前記筒状部材の位置と、前記近位フラップの前記自由端に対応する前記筒状部材の位置の間の前記筒状部材を構成する材料の平均硬度(タイプAデュロメータ硬さ)よりも高い請求項1~7のいずれか一項に記載の生体内留置チューブ。
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JP2019525364A JP7053611B2 (ja) | 2017-06-13 | 2018-06-07 | 生体内留置チューブの製造方法 |
PCT/JP2018/021863 WO2018230434A1 (ja) | 2017-06-13 | 2018-06-07 | 生体内留置チューブおよびその製造方法 |
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JP2001224554A (ja) | 2000-02-15 | 2001-08-21 | Asahi Optical Co Ltd | 内視鏡用ドレナージチューブ |
US20030060894A1 (en) | 1998-08-31 | 2003-03-27 | Dua Kulwinders S. | Prosthesis having a sleeve valve |
JP2007519486A (ja) | 2004-01-27 | 2007-07-19 | メッド・インスティテュート・インコーポレイテッド | 医療用人工器官への取り付けのための固定かえし |
WO2012057313A1 (ja) | 2010-10-29 | 2012-05-03 | オリンパスメディカルシステムズ株式会社 | 医療用ステント |
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JPS6272375A (ja) * | 1985-09-26 | 1987-04-02 | オリンパス光学工業株式会社 | 留置チユ−ブ |
JPH061706Y2 (ja) * | 1988-04-11 | 1994-01-19 | オリンパス光学工業株式会社 | 留置チューブ |
JP3619527B2 (ja) * | 1991-10-16 | 2005-02-09 | オリンパス株式会社 | 生体内留置チューブ |
US8389545B2 (en) | 2005-12-05 | 2013-03-05 | Merck, Sharp & Dohme, Corp. | Quinolone M1 receptor positive allosteric modulators |
US20080051911A1 (en) | 2006-08-23 | 2008-02-28 | Wilson-Cook Medical Inc. | Stent with antimicrobial drainage lumen surface |
JP6322374B2 (ja) * | 2013-08-12 | 2018-05-09 | シルックス株式会社 | チューブステント搬送装置 |
US10391286B2 (en) | 2014-03-03 | 2019-08-27 | National University Corporation Kagawa University | Biliary tract drainage tube |
JP6272375B2 (ja) | 2016-03-18 | 2018-01-31 | 株式会社Subaru | 車両用表示制御装置 |
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2018
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- 2018-06-07 WO PCT/JP2018/021863 patent/WO2018230434A1/ja active Application Filing
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US20030060894A1 (en) | 1998-08-31 | 2003-03-27 | Dua Kulwinders S. | Prosthesis having a sleeve valve |
JP2001224554A (ja) | 2000-02-15 | 2001-08-21 | Asahi Optical Co Ltd | 内視鏡用ドレナージチューブ |
JP2004538060A (ja) | 2001-07-31 | 2004-12-24 | ウィルソン−クック メディカル インコーポレイテッド | スリーブバルブを有する人工補綴物 |
JP2007519486A (ja) | 2004-01-27 | 2007-07-19 | メッド・インスティテュート・インコーポレイテッド | 医療用人工器官への取り付けのための固定かえし |
WO2012057313A1 (ja) | 2010-10-29 | 2012-05-03 | オリンパスメディカルシステムズ株式会社 | 医療用ステント |
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US20200170774A1 (en) | 2020-06-04 |
JP7053611B2 (ja) | 2022-04-12 |
JPWO2018230434A1 (ja) | 2020-04-16 |
JP2022051881A (ja) | 2022-04-01 |
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