JP4022526B2 - 医療用器具 - Google Patents
医療用器具 Download PDFInfo
- Publication number
- JP4022526B2 JP4022526B2 JP2004101130A JP2004101130A JP4022526B2 JP 4022526 B2 JP4022526 B2 JP 4022526B2 JP 2004101130 A JP2004101130 A JP 2004101130A JP 2004101130 A JP2004101130 A JP 2004101130A JP 4022526 B2 JP4022526 B2 JP 4022526B2
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- Prior art keywords
- cleaning
- medical
- recess
- channel
- medical instrument
- 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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- 238000004140 cleaning Methods 0.000 claims description 167
- 238000005406 washing Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 31
- 230000001954 sterilising effect Effects 0.000 description 24
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- 230000000694 effects Effects 0.000 description 13
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- 230000005540 biological transmission Effects 0.000 description 10
- 239000004696 Poly ether ether ketone Substances 0.000 description 9
- 229920002530 polyetherether ketone Polymers 0.000 description 9
- 239000000306 component Substances 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 239000008280 blood Substances 0.000 description 5
- 210000004369 blood Anatomy 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
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- 238000002357 laparoscopic surgery Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
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- 239000007788 liquid Substances 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 238000004506 ultrasonic cleaning Methods 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 239000012503 blood component Substances 0.000 description 2
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- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000010186 staining Methods 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 208000005646 Pneumoperitoneum Diseases 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
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- 238000002350 laparotomy Methods 0.000 description 1
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Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B34/00—Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
- A61B34/70—Manipulators specially adapted for use in surgery
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Robotics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Manipulator (AREA)
- Surgical Instruments (AREA)
Description
PEEK及びアルミニウムそれぞれ10mmの部材は30℃の温度上昇により、
(PEEK)5.0×10−5×10×30=15.0×10−3mm
(アルミニウム)2.3×10−5×10×30=6.9×10−3mm
の伸びが生じる。ゆえに両者間に約8×10−3mmすなわち8μmの隙間ができる。そもそも軸受部244〜246と動力軸との間には、動力軸が回転するための隙間管理と加工精度上の都合で数μmの隙間がある。血液成分のほとんどが大きさ数μmであり、軸受部244〜246の隙間に血液成分が入り込み汚れとして溜まってしまう。
Claims (12)
- 内部に中空部が形成されるとともに前記中空部に凹部が設けられた構造体と、
この構造体に設けられ前記構造体の外側から前記中空部内へ流体を導入するための洗浄ポートと、
少なくとも一部が前記凹部の外周部から外側に突き出して前記凹部よりも深く形成され、前記中空部に設けられ、上記洗浄ポートから流入する流体を前記凹部に導入する洗浄流路と、
前記凹部を覆うように前記凹部に取り付けられる軸受であって、前記洗浄流路の一部を覆うように取り付けられる軸受と、
を備えていることを特徴とする医療用器具。 - 上記洗浄流路の少なくとも一部が上記洗浄ポートと接続されていることを特徴とする請求項1に記載の医療用器具。
- 上記構造体内を流れる流体の向きに沿って上記洗浄流路が形成されていることを特徴とする請求項1に記載の医療用器具。
- 前記凹部は複数設けられ、少なくとも1組の前記凹部は、上記洗浄流路に接続されていることを特徴とする請求項1に記載の医療用器具。
- 上記洗浄流路は、上記洗浄ポートからの距離に応じてその断面積が変化するように形成されていることを特徴とする請求項1に記載の医療用器具。
- 上記洗浄流路は、少なくとも1つの凹部において分岐する副洗浄流路を有することを特徴とする請求項1に記載の医療用器具。
- 上記副洗浄流路の延びる方向は、上記洗浄流路の延びる方向と直交していることを特徴とする請求項6に記載の医療用器具。
- 上記洗浄流路を形成する少なくとも1つの角は、丸め加工がなされていることを特徴とする請求項1に記載の医療用器具。
- 上記洗浄ポートは、上記構造体を床面に置いた場合に鉛直方向で最も高くなる位置に設けられていることを特徴とする請求項1に記載の医療用器具。
- 上記洗浄流路を形成する少なくとも一つの面には、フッ素樹脂コーティングがなされていることを特徴とする請求項1に記載の医療用器具。
- 上記構造体は、相異なる複数の材質の部材を組み立てて構成されていることを特徴とする請求項1に記載の医療用器具。
- 上記構造体は、上記中空部の壁面を構成する着脱自在のカバー体を具備することを特徴とする請求項1に記載の医療用器具。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004101130A JP4022526B2 (ja) | 2004-03-30 | 2004-03-30 | 医療用器具 |
US11/082,938 US20050234434A1 (en) | 2004-03-30 | 2005-03-18 | Medical manipulator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004101130A JP4022526B2 (ja) | 2004-03-30 | 2004-03-30 | 医療用器具 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007109607A Division JP4468401B2 (ja) | 2007-04-18 | 2007-04-18 | 医療用マニピュレータ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005279101A JP2005279101A (ja) | 2005-10-13 |
JP4022526B2 true JP4022526B2 (ja) | 2007-12-19 |
Family
ID=35097234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004101130A Expired - Lifetime JP4022526B2 (ja) | 2004-03-30 | 2004-03-30 | 医療用器具 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20050234434A1 (ja) |
JP (1) | JP4022526B2 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3944108B2 (ja) * | 2003-03-31 | 2007-07-11 | 株式会社東芝 | 医療用マニピュレータの動力伝達機構およびマニピュレータ |
ATE543455T1 (de) * | 2005-03-29 | 2012-02-15 | Toshiba Kk | Manipulator |
JP5121132B2 (ja) * | 2005-11-02 | 2013-01-16 | オリンパスメディカルシステムズ株式会社 | 内視鏡システム、及び内視鏡用操作補助装置 |
JP2009028156A (ja) * | 2007-07-25 | 2009-02-12 | Terumo Corp | 医療用マニピュレータ及びその洗浄方法 |
US9539061B2 (en) * | 2007-07-25 | 2017-01-10 | Karl Storz Gmbh & Co. Kg | Medical manipulator and welding method |
JP2009056558A (ja) | 2007-08-31 | 2009-03-19 | Toshiba Corp | マニピュレータ |
JP5011067B2 (ja) * | 2007-10-31 | 2012-08-29 | 株式会社東芝 | マニピュレータシステム |
JP5178324B2 (ja) * | 2008-05-28 | 2013-04-10 | リョービ株式会社 | 打撃工具 |
WO2013096610A1 (en) * | 2011-12-21 | 2013-06-27 | Oyola Arnold E | Stabilizing apparatus for highly articulated probes with link arrangement, methods of formation thereof, and methods of use thereof |
JP2014204794A (ja) * | 2013-04-11 | 2014-10-30 | 株式会社デンソー | 身体支持追従装置用状態表示装置及び身体支持追従装置 |
EP3484406B1 (en) | 2016-07-14 | 2024-02-28 | Intuitive Surgical Operations, Inc. | Instrument flushing system |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2337403A (en) * | 1939-08-14 | 1943-12-21 | Us Electrical Motors Inc | Bearing structure |
US4657414A (en) * | 1986-02-24 | 1987-04-14 | The Torrington Company | Roller bearing with lubricant reservoir |
DE4214655C2 (de) * | 1991-06-01 | 2003-02-27 | Luk Lamellen & Kupplungsbau | Wälzlager |
US5792165A (en) * | 1993-07-21 | 1998-08-11 | Charles H. Klieman | Endoscopic instrument with detachable end effector |
US5472439A (en) * | 1993-10-06 | 1995-12-05 | American Cyanamid Company | Endoscopic surgical instrument with rotatable inner shaft |
JP4014792B2 (ja) * | 2000-09-29 | 2007-11-28 | 株式会社東芝 | マニピュレータ |
JP3680050B2 (ja) * | 2002-09-18 | 2005-08-10 | 株式会社東芝 | 医療用マニピュレータ及びその制御方法 |
-
2004
- 2004-03-30 JP JP2004101130A patent/JP4022526B2/ja not_active Expired - Lifetime
-
2005
- 2005-03-18 US US11/082,938 patent/US20050234434A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20050234434A1 (en) | 2005-10-20 |
JP2005279101A (ja) | 2005-10-13 |
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