JP2009131716A - 細長い物体をシール状態で受け入れる弁組立体 - Google Patents
細長い物体をシール状態で受け入れる弁組立体 Download PDFInfo
- Publication number
- JP2009131716A JP2009131716A JP2009072934A JP2009072934A JP2009131716A JP 2009131716 A JP2009131716 A JP 2009131716A JP 2009072934 A JP2009072934 A JP 2009072934A JP 2009072934 A JP2009072934 A JP 2009072934A JP 2009131716 A JP2009131716 A JP 2009131716A
- Authority
- JP
- Japan
- Prior art keywords
- seal
- cannula
- protective
- valve assembly
- valve
- 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.)
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Classifications
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
- A61M39/0693—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof including means for seal penetration
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
- A61B2017/3464—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals with means acting on inner surface of valve or seal for expanding or protecting, e.g. inner pivoting fingers
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Hematology (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Surgery (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgical Instruments (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Endoscopes (AREA)
- Lift Valve (AREA)
Abstract
【解決手段】弁組立体は、細長い物体の侵入を可能にする開口部を有する弁本体と、弾性材料で形成され、弁本体の開口部とほぼ整列した開口を構成する細長いシール部材とを備える。物体の挿入によって、開口を構成する弾性材料が実質的に流体密な方法で物体の外面に弾性的に係合する。シール部材内に位置決めされ、中心の長さ方向軸線のまわりに同心配置され、細長い物体を挿入させるときに細長い物体と係合するように位置決めされた複数の細長い保護部材を備える。隣接した保護部材の少なくとも端部は重なり合う。各保護部材は、細長い物体を導入する間に半径方向に移動し、保護部材の端部は、残りの部分に対して可撓性が大きい。
【選択図】図1
Description
1)フィンガー部分148は、外側フラップ150の比較的厚い第一の部分154と組み合わさって、保護要素140の実質的に堅い部分となり、この部分が、シール110の内側截頭円錐面128に十分に係合することが可能で、かつ、開口130を構成するシール部分を半径方向外方に移動させることによってシールの開口130を拡張することが可能であり、そして、
2)外側フラップ150の比較的薄い、すなわち比較的堅さの小さい第二の部分156は、保護マウント及びシール構造の中に器具を通すの必要とされる力を減らし、また、器具と内壁との間に保護境界面を作ることによって、シールの内面の損傷の危険を最少にする。保護要素140は保護マウント106に枢動自在に取付けられているので、器具は、外側フラップ150の長さに沿って、すなわち、第一の部分154及び第二の部分156の両方に沿って外側フラップ150に接触するので、外側フラップ150は、該フラップと拡がり接触をしたシール110に向かって突起部材152に対して回動される。
102 エンドキャップ
103 近位端部分
104 安定板
106 保護マウント
108 保護ホルダ
109 内側周溝
110 シール要素
111 外側周溝
112 シールハウジング
114 内周出張り
116 中央開口部
118 近位円筒形部分
120 遠位外部フランジ
122 円周の溝
124 リブ部分
126 第二の溝
128 截頭円錐形内部部分
130 開口
132 円周フランジ部分
133 整列用突起
134 ベローズ構造
135 外側フランジ部分
136 リブ
138 環状の基部分
140 保護要素
142 中央開口部
144 円周フランジ
145 開口
146 スロット
147 円周リップ
148 フィンガー状部分
150 フラップ部分
152 突起部材
154 近位部分
156 遠位部分
158 溝
162 保護マウント
164 下半部分
166 上半部分
168 溝
170 スロット
172 中央の成形部分
174 ステム
176 溝
180 保護マウント
182 保護要素
184 棒
186 旋回軸棒
188 フィンガー部分
190 フラップ
200 カニューレ組立体
202 カニューレスリーブ
204 カニューレハウジング
206 脚部分
208 カニューレシール
210 円周フランジ部分
212 円周出張り
214 テーパ部分
215 補強リブ
216 当接面
218 安定板
220 延長部
222 スレッド
224 停止栓弁
300 トロカール組立体
302 トロカールハウジング
304 閉塞装置
306 チップ
308 チューブ
310 作動ボタン
312 ヒンジ
400 外科用器具
Claims (1)
- 明細書に記載の弁組立体。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/287,395 US5603702A (en) | 1994-08-08 | 1994-08-08 | Valve system for cannula assembly |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006001274A Division JP2006102539A (ja) | 1994-08-08 | 2006-01-06 | 細長い物体をシール状態で受け入れる弁組立体 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011129098A Division JP2011194264A (ja) | 1994-08-08 | 2011-06-09 | 細長い物体をシール状態で受け入れる弁組立体 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2009131716A true JP2009131716A (ja) | 2009-06-18 |
Family
ID=23102708
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20258395A Expired - Lifetime JP4068170B2 (ja) | 1994-08-08 | 1995-08-08 | カニューレ組立体用弁装置 |
JP2006001274A Withdrawn JP2006102539A (ja) | 1994-08-08 | 2006-01-06 | 細長い物体をシール状態で受け入れる弁組立体 |
JP2006321740A Expired - Lifetime JP4184403B2 (ja) | 1994-08-08 | 2006-11-29 | 細長い物体をシールした状態で受け入れるための弁組立体 |
JP2007186373A Expired - Lifetime JP4184413B2 (ja) | 1994-08-08 | 2007-07-17 | 細長い物体をシール状態で受け入れる弁組立体 |
JP2009072934A Withdrawn JP2009131716A (ja) | 1994-08-08 | 2009-03-24 | 細長い物体をシール状態で受け入れる弁組立体 |
JP2011129098A Withdrawn JP2011194264A (ja) | 1994-08-08 | 2011-06-09 | 細長い物体をシール状態で受け入れる弁組立体 |
Family Applications Before (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20258395A Expired - Lifetime JP4068170B2 (ja) | 1994-08-08 | 1995-08-08 | カニューレ組立体用弁装置 |
JP2006001274A Withdrawn JP2006102539A (ja) | 1994-08-08 | 2006-01-06 | 細長い物体をシール状態で受け入れる弁組立体 |
JP2006321740A Expired - Lifetime JP4184403B2 (ja) | 1994-08-08 | 2006-11-29 | 細長い物体をシールした状態で受け入れるための弁組立体 |
JP2007186373A Expired - Lifetime JP4184413B2 (ja) | 1994-08-08 | 2007-07-17 | 細長い物体をシール状態で受け入れる弁組立体 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011129098A Withdrawn JP2011194264A (ja) | 1994-08-08 | 2011-06-09 | 細長い物体をシール状態で受け入れる弁組立体 |
Country Status (7)
Country | Link |
---|---|
US (2) | US5603702A (ja) |
EP (1) | EP0696459B1 (ja) |
JP (6) | JP4068170B2 (ja) |
AU (1) | AU692275B2 (ja) |
CA (1) | CA2154125C (ja) |
DE (1) | DE69505750T2 (ja) |
ES (1) | ES2123192T3 (ja) |
Families Citing this family (293)
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1997
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2006
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2007
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Also Published As
Publication number | Publication date |
---|---|
JP4184413B2 (ja) | 2008-11-19 |
DE69505750D1 (de) | 1998-12-10 |
JP4068170B2 (ja) | 2008-03-26 |
JP2006102539A (ja) | 2006-04-20 |
US5895377A (en) | 1999-04-20 |
CA2154125C (en) | 2000-11-28 |
JP2007061648A (ja) | 2007-03-15 |
CA2154125A1 (en) | 1996-02-09 |
ES2123192T3 (es) | 1999-01-01 |
AU2840895A (en) | 1996-02-22 |
DE69505750T2 (de) | 1999-05-06 |
JPH0857056A (ja) | 1996-03-05 |
JP2011194264A (ja) | 2011-10-06 |
US5603702A (en) | 1997-02-18 |
JP4184403B2 (ja) | 2008-11-19 |
EP0696459A1 (en) | 1996-02-14 |
EP0696459B1 (en) | 1998-11-04 |
AU692275B2 (en) | 1998-06-04 |
JP2007275623A (ja) | 2007-10-25 |
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