JP4794885B2 - 改良されたトロカールシール - Google Patents
改良されたトロカールシール Download PDFInfo
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- JP4794885B2 JP4794885B2 JP2005099394A JP2005099394A JP4794885B2 JP 4794885 B2 JP4794885 B2 JP 4794885B2 JP 2005099394 A JP2005099394 A JP 2005099394A JP 2005099394 A JP2005099394 A JP 2005099394A JP 4794885 B2 JP4794885 B2 JP 4794885B2
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- ring
- seal
- trocar
- proximal end
- gasket
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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
- A61B17/34—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
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
-
- 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
- A61B17/3498—Valves therefor, e.g. flapper valves, slide valves
-
- 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
- A61B17/3474—Insufflating needles, e.g. Veress needles
-
- 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
-
- 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
- A61M2039/0626—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof used with other surgical instruments, e.g. endoscope, trocar
-
- 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
- A61M2039/0633—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof the seal being a passive seal made of a resilient material with or without an opening
-
- 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
- A61M2039/0686—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof comprising more than one seal
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Surgical Instruments (AREA)
- Saccharide Compounds (AREA)
Description
(1)患者に処置を施すためのトロカールであって、
(a)先端部及び基端部を有する中空カニューレと、
(b)前記カニューレの前記基端部に取り付けられた先端部、及び前記カニューレに取り付けられた壁部を有する基端部を備えたハウジングであって、前記壁部が貫通孔を有する、前記ハウジングと、
(c)第1の実質的に硬質なリング、第2の実質的に硬質なリング、及び前記両リング間で圧迫された複数の重ね合わされた弾性部材を含む、前記ハウジングに配置されたシール組立体とを含み、
前記第1のリングが、その先端面から先端方向に延出した複数の突起を含み、前記第2のリングが、その基端面から基端方向に延出した複数の突起を含むことを特徴とするトロカール。
(2)前記複数の重ね合わされた弾性部材が円錐型を成していることを特徴とする実施態様(1)に記載のトロカール。
(3)前記弾性部材が、基端側フランジ部分、及びそのフランジ部分から内側に向かって先端側に延びた部分を含み、前記基端側フランジ部分が前記両リング間に当接して配置されていることを特徴とする実施態様(1)に記載のトロカール。
(4)前記シール組立体が、フロート手段に取り付けられた外周部を有することを特徴とする実施態様(3)に記載のトロカール。
(5)前記シール組立体が、前記弾性シールの基端側に配置された複数のプロテクターを含むことを特徴とする実施態様(1)に記載のトロカール。
(7)前記複数の弾性部材が互いに編み込まれるように重ね合わされていることを特徴とする実施態様(1)に記載のトロカール。
(8)前記複数の弾性部材が、互いに組み付けられる前に非平面形状を有することを特徴とする実施態様(1)に記載のトロカール。
(9)患者に処置を施すためのトロカールであって、
(a)先端部及び基端部を有する中空カニューレと、
(b)前記カニューレの前記基端部に取り付けられた先端部、及び前記カニューレに取り付けられた壁部を有する基端部を備えたハウジングであって、前記壁部が貫通孔を有する、前記ハウジングと、
(c)第1の実質的に硬質なリング、第2の実質的に硬質なリング、及び前記両リング間で圧迫された複数の重ね合わされた弾性部材を含む、前記ハウジングに配置されたシール組立体とを含み、
前記第1のリングが、その先端面から先端方向に延出した複数の突起を含むことを特徴とするトロカール。
(10)前記複数の重ね合わされた弾性部材が円錐型を成していることを特徴とする実施態様(9)に記載のトロカール。
(12)前記シール組立体が、フロート手段に取り付けられた外周部を有することを特徴とする実施態様(11)に記載のトロカール。
(13)前記シール組立体が、前記弾性シールの基端側に配置された複数のプロテクターを含むことを特徴とする実施態様(9)に記載のトロカール。
(14)前記重ね合わされた弾性部材が、シール組立体の実質的に中心に開口が形成されるように配置されていることを特徴とする実施態様(9)に記載のトロカール。
(15)前記複数の弾性部材が互いに編み込まれるように重ね合わされていることを特徴とする実施態様(9)に記載のトロカール。
(17)患者に処置を施すためのトロカールであって、
(a)先端部及び基端部を有する中空カニューレと、
(b)前記カニューレの前記基端部に取り付けられた先端部、及び前記カニューレに取り付けられた壁部を有する基端部を備えたハウジングであって、前記壁部が貫通孔を有する、前記ハウジングと、
(c)第1の実質的に硬質なリング、第2の実質的に硬質なリング、及び前記両リング間で圧迫された複数の重ね合わされた弾性部材を含む、前記ハウジングに配置されたシール組立体とを含み、
前記第2のリングが、その基端面から基端方向に延出した複数の突起を含むことを特徴とするトロカール。
(18)前記複数の重ね合わされた弾性部材が円錐型を成していることを特徴とする実施態様(17)に記載のトロカール。
(19)前記弾性部材が、基端側フランジ部分、及びそのフランジ部分から内側に向かって先端側に延びた部分を含み、前記基端側フランジ部分が前記両リング間に当接して配置されていることを特徴とする実施態様(17)に記載のトロカール。
(20)前記シール組立体が、フロート手段に取り付けられた外周部を有することを特徴とする実施態様(19)に記載のトロカール。
(22)前記重ね合わされた弾性部材が、シール組立体の実質的に中心に開口が形成されるように配置されていることを特徴とする実施態様(17)に記載のトロカール。
(23)前記複数の弾性部材が互いに編み込まれるように重ね合わされていることを特徴とする実施態様(17)に記載のトロカール。
(24)前記複数の弾性部材が、互いに組み付けられる前に非平面形状を有することを特徴とする実施態様(17)に記載のトロカール。
6 ガスケットリテーナ孔
8、108 リテーナリング
9 リングベース
10 リテーナピン
14 貫通孔
15a−15d 開始エッジ
17a−17d 最終エッジ
20、130 ガスケットリング
23 貫通開口
28 クラウン孔
30 クラウンリング
32 クラウンピン
40 プロテクター
42 プロテクター孔
44 プロテクターフランジ
80 フロート手段
90 外科器具
100 トロカール
124 ガスケットリング先端面
200、302 突起
202 カニューレ
204 カニューレ先端部
206 カニューレ基端部
211 ガスケットリテーナリング基端面
212 ハウジング先端部
214 ハウジング基端部
216 壁部
218 開口
Claims (8)
- 患者に処置を施すためのトロカールであって、
(a)先端部及び基端部を有する中空カニューレと、
(b)前記カニューレの前記基端部に取り付けられた先端部、及び前記カニューレに取り付けられた壁部を有する基端部を備えたハウジングであって、前記壁部が貫通孔を有する、前記ハウジングと、
(c)第1の実質的に硬質なリング、第2の実質的に硬質なリング、及び前記両リング間で圧迫された複数の重ね合わされた弾性部材を含む、前記ハウジングに配置されたシール組立体とを含み、
前記第1のリングが、その先端面から先端方向に延出した複数の円錐型の突起を含み、前記第2のリングが、その基端面から基端方向に延出した複数の円錐型の突起を含み、
前記第1のリングの前記複数の円錐型の突起および前記第2のリングの前記複数の円錐型の突起は、互いに径方向に整合させられて、超音波振動を加えながら互いに押圧し合って前記弾性部材を突き刺し、
前記第1のリングの前記複数の円錐型の突起および前記第2のリングの前記複数の円錐型の突起が前記弾性部材に突き刺さったら、前記第1のリングの前記複数の円錐型の突起および前記第2のリングの前記複数の円錐型の突起同士は超音波振動で溶接される、ことを特徴とするトロカール。 - 前記複数の重ね合わされた弾性部材が円錐型を成していることを特徴とする請求項1に記載のトロカール。
- 前記弾性部材が、基端側フランジ部分、及びそのフランジ部分から内側に向かって先端側に延びた部分を含み、前記基端側フランジ部分が前記両リング間に当接して配置されていることを特徴とする請求項1に記載のトロカール。
- 前記シール組立体が、フロート手段に取り付けられた外周部を有することを特徴とする請求項3に記載のトロカール。
- 前記シール組立体が、前記弾性シールの基端側に配置された複数のプロテクターを含むことを特徴とする請求項1に記載のトロカール。
- 前記重ね合わされた弾性部材が、シール組立体の実質的に中心に開口が形成されるように配置されていることを特徴とする請求項1に記載のトロカール。
- 前記複数の弾性部材が互いに編み込まれるように重ね合わされていることを特徴とする請求項1に記載のトロカール。
- 前記複数の弾性部材が、互いに組み付けられる前に非平面形状を有することを特徴とする請求項1に記載のトロカール。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/815,356 | 2004-03-31 | ||
US10/815,356 US9486241B2 (en) | 2003-03-21 | 2004-03-31 | Trocar seal assembly |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005288174A JP2005288174A (ja) | 2005-10-20 |
JP4794885B2 true JP4794885B2 (ja) | 2011-10-19 |
Family
ID=34887742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005099394A Active JP4794885B2 (ja) | 2004-03-31 | 2005-03-30 | 改良されたトロカールシール |
Country Status (11)
Country | Link |
---|---|
US (1) | US9486241B2 (ja) |
EP (1) | EP1582158B1 (ja) |
JP (1) | JP4794885B2 (ja) |
CN (1) | CN100500108C (ja) |
AT (1) | ATE381906T1 (ja) |
AU (1) | AU2005200520B9 (ja) |
BR (1) | BRPI0501065B8 (ja) |
CA (1) | CA2502091C (ja) |
DE (1) | DE602005003978T2 (ja) |
MX (1) | MXPA05003368A (ja) |
RU (1) | RU2372040C2 (ja) |
Families Citing this family (214)
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EP2343031B1 (en) | 2002-06-05 | 2013-08-07 | Applied Medical Resources Corporation | Wound retractor |
US9271753B2 (en) | 2002-08-08 | 2016-03-01 | Atropos Limited | Surgical device |
US20050020884A1 (en) | 2003-02-25 | 2005-01-27 | Hart Charles C. | Surgical access system |
US9486241B2 (en) | 2003-03-21 | 2016-11-08 | Ethicon Endo-Surgery, Llc | Trocar seal assembly |
US8147457B2 (en) * | 2003-03-21 | 2012-04-03 | Ethicon Endo-Surgery, Inc. | Conical trocar seal |
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-
2004
- 2004-03-31 US US10/815,356 patent/US9486241B2/en active Active
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2005
- 2005-02-07 AU AU2005200520A patent/AU2005200520B9/en not_active Ceased
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- 2005-03-30 EP EP05251974A patent/EP1582158B1/en active Active
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- 2005-03-30 AT AT05251974T patent/ATE381906T1/de not_active IP Right Cessation
- 2005-03-30 RU RU2005109224/14A patent/RU2372040C2/ru not_active IP Right Cessation
- 2005-03-30 DE DE602005003978T patent/DE602005003978T2/de active Active
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Publication number | Publication date |
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AU2005200520B9 (en) | 2013-02-07 |
DE602005003978T2 (de) | 2008-12-18 |
MXPA05003368A (es) | 2005-10-05 |
CA2502091A1 (en) | 2005-09-30 |
AU2005200520A1 (en) | 2005-10-20 |
AU2005200520B2 (en) | 2011-03-17 |
RU2372040C2 (ru) | 2009-11-10 |
CN100500108C (zh) | 2009-06-17 |
BRPI0501065B8 (pt) | 2021-06-22 |
EP1582158A1 (en) | 2005-10-05 |
US9486241B2 (en) | 2016-11-08 |
ATE381906T1 (de) | 2008-01-15 |
CN1692886A (zh) | 2005-11-09 |
BRPI0501065A (pt) | 2005-11-01 |
CA2502091C (en) | 2013-05-21 |
JP2005288174A (ja) | 2005-10-20 |
BRPI0501065B1 (pt) | 2016-06-14 |
DE602005003978D1 (de) | 2008-02-07 |
EP1582158B1 (en) | 2007-12-26 |
RU2005109224A (ru) | 2006-10-10 |
US20040230161A1 (en) | 2004-11-18 |
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