JP2004033261A5 - - Google Patents

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Publication number
JP2004033261A5
JP2004033261A5 JP2002190466A JP2002190466A JP2004033261A5 JP 2004033261 A5 JP2004033261 A5 JP 2004033261A5 JP 2002190466 A JP2002190466 A JP 2002190466A JP 2002190466 A JP2002190466 A JP 2002190466A JP 2004033261 A5 JP2004033261 A5 JP 2004033261A5
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JP
Japan
Prior art keywords
rotating member
medical device
magnetic field
rotating
catheter
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.)
Granted
Application number
JP2002190466A
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Japanese (ja)
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JP2004033261A (en
JP4034608B2 (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2002190466A priority Critical patent/JP4034608B2/en
Priority claimed from JP2002190466A external-priority patent/JP4034608B2/en
Publication of JP2004033261A publication Critical patent/JP2004033261A/en
Publication of JP2004033261A5 publication Critical patent/JP2004033261A5/ja
Application granted granted Critical
Publication of JP4034608B2 publication Critical patent/JP4034608B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (9)

生体内に挿入されるカテーテルと、
前記生体の周囲で回転磁界を発生する磁界発生部と、
前記回転磁界を受ける磁石を有し、前記カテーテルの先端部に離脱可能に支持される回転部材と、
を備えることを特徴とする医療装置。 A catheter inserted into the living body;
A magnetic field generator for generating a rotating magnetic field around the living body;
A rotating member having a magnet for receiving the rotating magnetic field, and removably supported on a distal end portion of the catheter;
A medical device comprising: 前記回転部材は、前記カテーテル内を自走する機構を有することを特徴とする請求項１に記載の医療装置。The medical device according to claim 1, wherein the rotating member has a mechanism that self-propels in the catheter. 前記回転部材の外周部に螺旋状突起部が設けられていることを特徴とする請求項１または請求項２に記載の医療装置。The medical device according to claim 1, wherein a spiral protrusion is provided on an outer peripheral portion of the rotating member. 前記回転部材の前後に螺旋状突起部がそれぞれ設けられていることを特徴とする請求項１または請求項２に記載の医療装置。The medical device according to claim 1, wherein spiral protrusions are provided on the front and rear sides of the rotating member, respectively. 前記回転部材が少なくとも２個備えられ、At least two of the rotating members;
第１の回転部材は、左ネジ状の前記螺旋状突起部を有し、The first rotating member has a left-handed helical projection,
第２の回転部材は、右ネジ状の前記螺旋状突起部を有することを特徴とする請求項３に記載の医療装置。The medical device according to claim 3, wherein the second rotating member has the right-handed spiral protrusion. 前記磁界発生部が、前記回転磁界の向きを変え、前記回転部材を進退移動させることを特徴とする請求項３から請求項５のいずれか一つに記載の医療装置。The medical device according to claim 3, wherein the magnetic field generation unit changes the direction of the rotating magnetic field to move the rotating member forward and backward. 前記カテーテルは、前記回転部材の前記螺旋状突起部が螺合するネジ部を備えることを特徴とする請求項３から請求項６のいずれか一つに記載の医療装置。The medical device according to any one of claims 3 to 6, wherein the catheter includes a screw portion into which the helical protrusion of the rotating member is screwed. 前記回転部材の前後を連通する中空部が形成されていることを特徴とする請求項１から請求項７のいずれか一つに記載の医療装置。The medical device according to any one of claims 1 to 7, wherein a hollow portion communicating between the front and rear of the rotating member is formed. 前記回転部材は、カプセル形状であることを特徴とする請求項１から請求項８のいずれか一つに記載の医療装置。The medical device according to claim 1, wherein the rotating member has a capsule shape.
JP2002190466A 2002-06-28 2002-06-28 Medical equipment Expired - Fee Related JP4034608B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002190466A JP4034608B2 (en) 2002-06-28 2002-06-28 Medical equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002190466A JP4034608B2 (en) 2002-06-28 2002-06-28 Medical equipment

Publications (3)

Publication Number Publication Date
JP2004033261A JP2004033261A (en) 2004-02-05
JP2004033261A5 true JP2004033261A5 (en) 2005-10-20
JP4034608B2 JP4034608B2 (en) 2008-01-16

Family

ID=31700376

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002190466A Expired - Fee Related JP4034608B2 (en) 2002-06-28 2002-06-28 Medical equipment

Country Status (1)

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JP (1) JP4034608B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101818400B1 (en) * 2017-08-11 2018-01-15 한양대학교 산학협력단 Magnetic Robot System

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