JPH10509081A - 外科用回収バスケット及びその製作方法 - Google Patents
外科用回収バスケット及びその製作方法Info
- Publication number
- JPH10509081A JPH10509081A JP8517011A JP51701196A JPH10509081A JP H10509081 A JPH10509081 A JP H10509081A JP 8517011 A JP8517011 A JP 8517011A JP 51701196 A JP51701196 A JP 51701196A JP H10509081 A JPH10509081 A JP H10509081A
- Authority
- JP
- Japan
- Prior art keywords
- basket
- wires
- wire
- surgical
- extractor
- 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.)
- Withdrawn
Links
- 238000004519 manufacturing process Methods 0.000 title description 10
- 238000000034 method Methods 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000012781 shape memory material Substances 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims 1
- 239000004575 stone Substances 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 208000000913 Kidney Calculi Diseases 0.000 description 2
- 206010029148 Nephrolithiasis Diseases 0.000 description 2
- 201000001883 cholelithiasis Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000001130 gallstones Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- -1 for example Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- 230000002485 urinary effect Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
- A61B2017/2212—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions having a closed distal end, e.g. a loop
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.外科用回収バスケットの形成方法であって、 (A) 複数本の軸方向に延びるワイヤの各々の一部分を所定の形状に常温成形す る工程と、 (B) 前記一部分相互間に空所が得られるように常温成形ワイヤを前記一部分の 近くで相互に固定し、それによりバスケットの拡大部分を形成する工程とを有す ることを特徴とする方法。 2.前記常温成形工程では、各ワイヤの両端間でワイヤの一部分に沿って軸線か ら半径方向に延びるようにワイヤを予備成形し、ワイヤの相互固定工程では、ワ イヤを前記一部分の両端のところでワイヤを相互に固定し、ワイヤの半径方向に 延びる前記一部分の各々がバスケットの軸線に対して全体的に半径方向に延びる ようにすることを特徴とする請求項1記載の方法。 3.予備成形工程の実施後、ワイヤを熱処理する工程を更に有することを特徴と する請求項2記載の方法。 4.ワイヤの予備成形部分の各々は、軸線の周りにループ状に延び、ワイヤの端 部は、前記軸線に沿って延び、前記相互固定工程では、各ワイヤの前記一部分の 両端を近接させてワイヤを相互に固定することを特徴とする請求項1記載の方法 。 5.身体組織から目的物を取り出すための外科用摘出器であって、常態ではコン パクトな形態でシース内に収納された複数本のワイヤを有し、シースを動かして ワイヤの一部分を自由にすることにより、ワイヤが目的物を回収するためのバス ケットを形成できるようになった外科用摘出器において、各ワイヤは、常温成形 された所定形状部分を有し、それによりワイヤを所定の仕方で互いに組み立てて 固定することにより前記一部分相互間にバスケットの拡大部分が形成されている ことを特徴とする外科用摘出器。 6.ワイヤは、形状記憶材料で作られていることを特徴とする請求項5記載の外 科用摘出器。 7.ワイヤは組立て時、螺旋状の回収バスケットを構成することを特徴とする請 求項5記載の外科用摘出器。 8.請求項15記載の外科用回収バスケットを形成する方法であって、予備成形 ワイヤの各々は、ワイヤの前記一部分に沿って前記一部分の両端間でワイヤの各 々の軸線から半径方向に延び、バスケットの拡大部分を形成するよう延びるワイ ヤの前記一部分は、バスケットの軸線に対して全体的に半径方向に延びることを 特徴とする方法。 9.目的物を身体から取り出す外科用摘出器であって、 (A) 摘出器の基端部で軸線に沿って延びていて、摘出器を操作するハンドル手 段を有し、該ハンドル手段は、医師が握る基部手段及び基部手段に対して前記軸 線に沿って往復動するスライダ手段を有し、 (B) 基部手段に連結されていて、ハンドル手段の末端に方にバスケットを形成 するバスケット形成手段を有し、バスケット形成手段は、所定の形状に常温成形 されていて、所定の仕方で組み立てると、拡大バスケットを構成する一組の予備 成形ワイヤを含み、 (C) スライダ手段に連結されていて、バスケット形成手段に対して第1の位置 と第2の位置との間で軸方向に可動のシース手段とを有し、前記シース手段は、 ワイヤをコンパクトな形態でシース手段内に第1の位置で保持し、第2の位置で バスケット形成手段の末端部を露出させ、それによりワイヤが前記拡大バスケッ トを形成できるようになっていることを特徴とする外科用摘出器。 10.ワイヤの各々は、ワイヤの各々の軸線から半径方向に延びる末端部を有する ことを特徴とする請求項9記載の外科用摘出器。 11.複数本のワイヤは、バスケットを形成するためのワイヤの組立てに先立って 、応力を除去するよう熱処理されていることをことを特徴とする請求項9記載の 外科用摘出器。 12.形状記憶材料は、ステンレス鋼であることを特徴とする請求項9記載の外科 用摘出器。 13.ワイヤの各々の一部分は、拡大バスケットの軸線を中心とするループを構成 し、ワイヤの端部は該軸線に沿って同一の方向に延びていることを特徴とする 請求項9記載の外科用摘出器。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/342,911 | 1994-11-21 | ||
| US08/342,911 US5658296A (en) | 1994-11-21 | 1994-11-21 | Method for making surgical retrieval baskets |
| PCT/US1995/015055 WO1996015728A1 (en) | 1994-11-21 | 1995-11-17 | Surgical retrieval baskets and method for making the same |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004325745A Division JP2005052668A (ja) | 1994-11-21 | 2004-11-09 | 外科用回収バスケット |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH10509081A true JPH10509081A (ja) | 1998-09-08 |
Family
ID=23343819
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8517011A Withdrawn JPH10509081A (ja) | 1994-11-21 | 1995-11-17 | 外科用回収バスケット及びその製作方法 |
| JP2004325745A Pending JP2005052668A (ja) | 1994-11-21 | 2004-11-09 | 外科用回収バスケット |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004325745A Pending JP2005052668A (ja) | 1994-11-21 | 2004-11-09 | 外科用回収バスケット |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US5658296A (ja) |
| EP (1) | EP0793450B1 (ja) |
| JP (2) | JPH10509081A (ja) |
| DE (1) | DE69531255T2 (ja) |
| WO (1) | WO1996015728A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009078159A (ja) * | 1998-04-23 | 2009-04-16 | Boston Scientific Ltd | 非外傷性医用回収装置 |
Families Citing this family (355)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7101392B2 (en) | 1992-03-31 | 2006-09-05 | Boston Scientific Corporation | Tubular medical endoprostheses |
| DE69332950T2 (de) | 1992-03-31 | 2004-05-13 | Boston Scientific Corp., Natick | Blutgefässfilter |
| US6497709B1 (en) * | 1992-03-31 | 2002-12-24 | Boston Scientific Corporation | Metal medical device |
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- 1995-11-17 JP JP8517011A patent/JPH10509081A/ja not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2009078159A (ja) * | 1998-04-23 | 2009-04-16 | Boston Scientific Ltd | 非外傷性医用回収装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0793450A1 (en) | 1997-09-10 |
| EP0793450A4 (en) | 1998-01-28 |
| DE69531255D1 (de) | 2003-08-14 |
| DE69531255T2 (de) | 2004-07-01 |
| US5658296A (en) | 1997-08-19 |
| US5792145A (en) | 1998-08-11 |
| EP0793450B1 (en) | 2003-07-09 |
| JP2005052668A (ja) | 2005-03-03 |
| WO1996015728A1 (en) | 1996-05-30 |
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