JP2008080141A - 避妊システム - Google Patents
避妊システム Download PDFInfo
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- JP2008080141A JP2008080141A JP2007283799A JP2007283799A JP2008080141A JP 2008080141 A JP2008080141 A JP 2008080141A JP 2007283799 A JP2007283799 A JP 2007283799A JP 2007283799 A JP2007283799 A JP 2007283799A JP 2008080141 A JP2008080141 A JP 2008080141A
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- occlusion
- plug
- occlusion member
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- contraceptive
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12168—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure
- A61B17/12172—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device having a mesh structure having a pre-set deployed three-dimensional shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/1214—Coils or wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12159—Solid plugs; being solid before insertion
-
- 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
- A61F6/00—Contraceptive devices; Pessaries; Applicators therefor
- A61F6/20—Vas deferens occluders; Fallopian occluders
- A61F6/22—Vas deferens occluders; Fallopian occluders implantable in tubes
-
- 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
- A61F6/00—Contraceptive devices; Pessaries; Applicators therefor
- A61F6/20—Vas deferens occluders; Fallopian occluders
- A61F6/22—Vas deferens occluders; Fallopian occluders implantable in tubes
- A61F6/225—Vas deferens occluders; Fallopian occluders implantable in tubes transcervical
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00535—Surgical instruments, devices or methods, e.g. tourniquets pneumatically or hydraulically operated
- A61B2017/00557—Surgical instruments, devices or methods, e.g. tourniquets pneumatically or hydraulically operated inflatable
-
- 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
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30003—Material related properties of the prosthesis or of a coating on the prosthesis
- A61F2002/3006—Properties of materials and coating materials
- A61F2002/30092—Properties of materials and coating materials using shape memory or superelastic materials, e.g. nitinol
-
- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0014—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol
Abstract
【解決手段】本発明の避妊システムにおいては、カテーテル10の一端にバルーン16を設け、収縮状態にあるバルーンの周面に閉塞部材20を配置する。バルーン16を生殖管内に運んだ後、これを膨張させると、閉塞部材20も拡径して生殖管の内壁に圧接する。カテーテル10を取り去って、閉塞部材20のみを放置すると、当該閉塞部材20と生殖管内壁とが一体化する。閉塞部材20は、収縮状態を記憶した形状記憶合金で構成されていて、遷移温度よりも高温の食塩水を当てると、収縮形状に戻り、その結果、生殖管が閉塞され避妊効果が得られる。
【選択図】図1
Description
12 シャフト
14 膨張腔
16 バルーン(膨張可能な部材)
18 アダプター
20、22 閉塞部材
24 スロット
26 閉塞部材
28 コイル
30 閉塞部材
32 リボン
34 卵管
36 精管
38 体腔(生殖管)
40 カテーテルの末端部
42 プラグ
Claims (36)
- 生殖体腔を閉塞してその中を生殖細胞が通過することを妨害するための避妊または不妊システムであって、
a)生殖体腔の中で第1の形態からより大きな第2の形態へ少なくとも部分的に拡張することができ、生殖体腔の少なくとも一部を画定する壁部に閉塞部材の拡張した部分を固定することを容易にする閉塞部材;
b)閉塞部材の拡張した部分を上記壁部に固定する手段;および
c)閉塞部材の拡張した部分を収縮させ、その結果そこに固定されている壁部を同様に収縮させ、その中を生殖細胞が通過することを妨害するに充分なほど生殖体腔を閉塞する手段;を含むシステム。 - 上記閉塞部材の少なくとも一部分を拡張するための拡張手段を含む、請求項1記載の避妊システム。
- 上記拡張手段が細長いカテーテルであり、当該カテーテルは、
カテーテル内でカテーテル基端部から末端部へ延びる内腔と、
内腔末端部において、当該末端部にその内部を流体的に連通させて膨張流体の導入を容易にして配置された膨張可能な部材と、
を備えている、請求項2記載の避妊システム。 - 上記閉塞部材の拡張された部分内に配置できるように形作られたマンドレルを含んでおり、その結果閉塞部材がマンドレル上に収縮してその中を生殖細胞が通過することを妨害するに充分なほど生殖体腔を閉塞する、請求項1記載の避妊システム。
- 上記閉塞部材が開口壁部を有する管状構造を有し、内皮細胞がその内部に増殖することを容易にしており、それにより閉塞部材の拡張された部分を壁部に固定する、請求項1記載の避妊システム。
- 上記管状構造が格子状フレーム構造である、請求項5記載の避妊システム。
- 上記格子状フレーム構造が、閉塞部材が拡張されて壁部が開いた比較的大きな直径の形態になるのを可能にするよう形作られた切込パターンを有する薄肉金属管を含む、請求項6記載の閉塞部材。
- 形状記憶合金で作られた避妊部材であって、当該形状記憶合金は、
体温において安定なマルテンサイト相を有し、
患者の生殖系腔内への導入を容易にする第1の小さな寸法の形態を有し、
患者の生殖系腔の少なくとも一部を画定する壁部に当該避妊部材の少なくとも一部を固定することを容易にする第2のより大きな形態へ拡張することができ、
内皮細胞の内部への増殖を容易にしそれにより当該避妊部材の拡張された部分を壁部に固定する、開口いた格子状フレーム構造を有し、
体温より高い温度におけるオーステナイト相の収縮記憶形状を有し、当該記憶形態が第2のより大きな形態よりも小さな横断寸法を有する、避妊部材。 - 患者の生殖系腔内に設置された避妊システムであって、縮小された閉塞部材を含んでおり、
当該閉塞部材は、少なくともその一部分が、患者の生殖系腔を少なくとも部分的に画定する体壁部に固定されていて、その中を生殖細胞が通過することを妨害するに充分なほど体腔を閉塞している、システム。 - 上記閉塞部材が管状構造を有する、請求項9記載の設置された避妊システム。
- 上記閉塞部材の管状構造が格子状フレーム構造である、請求項10記載の設置された避妊システム。
- 上記縮小された閉塞部材の中に配置されたマンドレルを含む、請求項9記載の避妊システム。
- 形状記憶合金から作られた体腔閉塞部材であって、体温においてマルテンサイト性金属学的構造を、体温より高い温度においてオーステナイト性金属学的構造を、それぞれ示し、記憶された形状が縮径形態であって、
体腔を画定する壁部へ固定されることを容易にする、拡張した開いた形態を有する体腔閉塞部材。 - 上記閉塞部材が格子状フレーム構造を有する、請求項13記載の閉塞部材。
- 上記格子状フレーム構造が、閉塞部材が拡張されて開いた比較的大きな直径の形態になるのを可能にするよう形作られた切込パターンを有する薄肉金属管を含む、請求項14記載の閉塞部材。
- 上記格子状フレーム構造が、複数の相互連結された閉鎖ワイヤーリングを含む、請求項14記載の閉塞部材。
- 上記格子状フレーム構造が、ワイヤーのらせん状コイルを含む、請求項14記載の閉塞部材。
- 上記格子状フレーム構造が編み上げワイヤーを含む、請求項14記載の閉塞部材。
- 上記形状記憶材料がニッケル−チタン合金を含む、請求項13記載の閉塞部材。
- 表面が内皮化を促進するように形作られた、請求項13記載の閉塞部材。
- 炎症反応を誘発する材料をさらに含む、請求項13記載の閉塞部材。
- 炎症性材料が銅または銅合金を含む、請求項21記載の閉塞部材。
- 閉塞部材を含む閉塞アセンブリーであって、当該閉塞部材は、内部に延びる内腔を有する管状金属性フレーム構造と、腔内に配置されたプラグとを有しており、
当該閉塞部材は、その内腔内に配置されたプラグの周りで閉鎖形態を有し、その結果閉塞部材がプラグの除去により比較的大きな直径の開いた形態に拡張されることができ、次いで遷移温度に加熱されて閉鎖された最小直径の形態にもどることができる、閉塞アセンブリー。 - 上記閉塞部材は、内皮化を促進するように形作られた、請求項23記載の閉塞アセンブリー。
- 上記プラグが炎症反応を誘発する材料で作られた、請求項23記載の閉塞アセンブリー。
- 上記プラグがねじの切られた形態をもつ、請求項23記載の閉塞アセンブリー。
- 上記プラグが中空管と除去可能なコアとを含む、請求項23記載の閉塞アセンブリー。
- 元に戻すことができる不妊法を実施するためのキットであって、
a)膨張可能な部材を有するカテーテル;および
b)管状金属製フレーム構造を含む閉塞部材であって、当該フレーム構造は、閉鎖された最小直径形態を有し、体温より高い遷移温度を有する形状記憶材料から作られ、その結果目的とする体腔内で閉塞部材が拡張されて開いた比較的大きな直径の形態になり、ついで遷移温度またはそれより高い温度に加熱されて閉塞部材を目的の体腔内で閉鎖された小さな直径の形態にもどらせることができる、閉塞部材;
を含む、キット。 - 上記閉塞部材の活性化前に閉塞部材内に配置できるよう形作られたプラグをさらに含む、請求項28記載のキット。
- 上記プラグが放射性である、請求項28記載のキット。
- 上記プラグが1個以上の凹部または溝を備え、生殖管内表面組織の傷害を最小に抑える、請求項28記載のキット。
- 上記プラグが生殖管内で炎症反応を起こす材料で作られている、請求項28記載のキット。
- 上記プラグの少なくとも一部分が銅または銅合金で作られている、請求項32記載のキット。
- 上記プラグから生殖管へ浸出する薬物またはその他の治療剤が当該プラグ内に含まれるか、それの上に被覆されている、請求腔30記載のキット。
- 上記治療剤が内皮細胞の成長を促進する成長ホルモンである、請求項34記載のキット。
- 上記プラグが、フルオロポリマー、高密度ポリエチレンおよびシリコンゴムから選ばれるポリマー材料で作られている、請求項29記載のキット。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/770,123 US7073504B2 (en) | 1996-12-18 | 1996-12-18 | Contraceptive system and method of use |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52789498A Division JP4394167B2 (ja) | 1996-12-18 | 1997-12-16 | 避妊システムおよびその使用方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2008080141A true JP2008080141A (ja) | 2008-04-10 |
Family
ID=25087554
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52789498A Expired - Lifetime JP4394167B2 (ja) | 1996-12-18 | 1997-12-16 | 避妊システムおよびその使用方法 |
JP2007283799A Ceased JP2008080141A (ja) | 1996-12-18 | 2007-10-31 | 避妊システム |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52789498A Expired - Lifetime JP4394167B2 (ja) | 1996-12-18 | 1997-12-16 | 避妊システムおよびその使用方法 |
Country Status (10)
Country | Link |
---|---|
US (6) | US7073504B2 (ja) |
EP (3) | EP0971658B1 (ja) |
JP (2) | JP4394167B2 (ja) |
CN (1) | CN1251510A (ja) |
AT (3) | ATE339941T1 (ja) |
AU (1) | AU726548B2 (ja) |
CA (1) | CA2275503C (ja) |
DE (3) | DE69728566T2 (ja) |
ES (2) | ES2271727T3 (ja) |
WO (1) | WO1998026737A1 (ja) |
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