JP2005253798A - 被検体内導入装置 - Google Patents
被検体内導入装置 Download PDFInfo
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- JP2005253798A JP2005253798A JP2004071582A JP2004071582A JP2005253798A JP 2005253798 A JP2005253798 A JP 2005253798A JP 2004071582 A JP2004071582 A JP 2004071582A JP 2004071582 A JP2004071582 A JP 2004071582A JP 2005253798 A JP2005253798 A JP 2005253798A
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- magnetic field
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/06—Devices, other than using radiation, for detecting or locating foreign bodies ; determining position of probes within or on the body of the patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/041—Capsule endoscopes for imaging
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/06—Devices, other than using radiation, for detecting or locating foreign bodies ; determining position of probes within or on the body of the patient
- A61B5/061—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body
- A61B5/062—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body using magnetic field
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/06—Devices, other than using radiation, for detecting or locating foreign bodies ; determining position of probes within or on the body of the patient
- A61B5/061—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body
- A61B5/064—Determining position of a probe within the body employing means separate from the probe, e.g. sensing internal probe position employing impedance electrodes on the surface of the body using markers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6861—Capsules, e.g. for swallowing or implanting
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- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Human Computer Interaction (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Radiology & Medical Imaging (AREA)
- Endoscopes (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
【解決手段】被検体内導入装置において、カプセル形状のシェル21内に、たとえばセラミックからなる生体適合性材料23で被覆した永久磁石22を設けるとともに、シェル21と永久磁石22との空間に、被検体1に悪影響を与えない、たとえば硫酸バリウムからなる充填部材24を充填して被検体内導入装置を構成し、被検体1内部の被検体内導入装置から出力される永久磁石22の定磁場の磁場強度を、被検体1外部で検出することで、この被検体内導入装置の位置情報を得る。
【選択図】 図1
Description
図1は、本発明にかかる被検体内導入装置の概略構成の一例を示す構成図であり、図2は、本発明にかかる被検体内導入装置の概略構成の別の例を示す構成図である。この被検体内導入装置は、被検体内にカプセル型内視鏡の通過が困難な狭窄部などが存在するか否かなどの事前検査を行う際に用いられる通過確認用カプセルに関するものである。
2 通過確認用カプセル
3 移動状態検出装置
4 表示装置
5 携帯型記録媒体
6a〜6e 磁場検出装置
7a,7b 固定部材
8 移動状態導出装置
9 受信用アンテナ
10 送信用アンテナ
21 シェル
22 永久磁石
23 生体適合性材料
24 充填部材
81 基準装置選択部
82 セレクタ
83 距離導出部
84 位置演算部
85 移動状態情報生成部
86 記憶ユニット
Claims (5)
- 被検体内に導入され、該被検体内を移動する被検体内導入装置において、
定磁場を発生する磁場発生手段と、
前記磁場発生手段を覆う生体適合性材料からなる被覆手段と、
前記被覆手段で被覆した前記磁場発生手段を内部に収容して密封する外装手段と、
を備えたことを特徴とする被検体内導入装置。 - 前記外装手段は、前記被検体内に導入されたのち、所定時間経過後に分解し、内部に収容した前記磁場発生手段を開放可能に構成されたことを特徴とする請求項1に記載の被検体内導入装置。
- 前記被検体内導入装置は、前記外装手段の内部に充填される充填手段を、
さらに備えたことを特徴とする請求項1または2に記載の被検体内導入装置。 - 前記生体適合性材料は、セラミックまたはチタンからなることを特徴とする請求項1または2に記載の被検体内導入装置。
- 前記充填手段は、生理食塩水またはバリウムからなることを特徴とする請求項3に記載の被検体内導入装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004071582A JP2005253798A (ja) | 2004-03-12 | 2004-03-12 | 被検体内導入装置 |
EP05709625A EP1723896A4 (en) | 2004-03-12 | 2005-02-02 | DEVICE FOR INTRODUCING IN THE BODY OF A PERSON |
CNB2005800079385A CN100453026C (zh) | 2004-03-12 | 2005-02-02 | 被检体内导入装置 |
PCT/JP2005/001505 WO2005087079A1 (ja) | 2004-03-12 | 2005-02-02 | 被検体内導入装置 |
US11/519,403 US20070049818A1 (en) | 2004-03-12 | 2006-09-12 | Body-insertable apparatus |
US12/766,045 US20100224201A1 (en) | 2004-03-12 | 2010-04-23 | Body-insertable apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004071582A JP2005253798A (ja) | 2004-03-12 | 2004-03-12 | 被検体内導入装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008119661A Division JP2008183451A (ja) | 2008-05-01 | 2008-05-01 | 被検体内導入装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005253798A true JP2005253798A (ja) | 2005-09-22 |
JP2005253798A5 JP2005253798A5 (ja) | 2007-04-26 |
Family
ID=34975265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004071582A Pending JP2005253798A (ja) | 2004-03-12 | 2004-03-12 | 被検体内導入装置 |
Country Status (5)
Country | Link |
---|---|
US (2) | US20070049818A1 (ja) |
EP (1) | EP1723896A4 (ja) |
JP (1) | JP2005253798A (ja) |
CN (1) | CN100453026C (ja) |
WO (1) | WO2005087079A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008012094A (ja) * | 2006-07-06 | 2008-01-24 | Kenichi Katsu | カプセル内視鏡 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090131784A1 (en) * | 2005-12-29 | 2009-05-21 | Ido Betesh | System and method of in-vivo magnetic position determination |
WO2008093578A1 (ja) * | 2007-01-30 | 2008-08-07 | Olympus Medical Systems Corp. | 管腔通過確認装置、その溶解方法および製造方法 |
US8715195B2 (en) * | 2007-04-11 | 2014-05-06 | Elcam Medical Agricultural Cooperative | System and method for accurate placement of a catheter tip in a patient |
CN101711673B (zh) * | 2009-10-16 | 2012-11-21 | 重庆金山科技(集团)有限公司 | 食道酸碱度无线监测定位系统、装置及方法 |
CN102670158A (zh) * | 2012-05-10 | 2012-09-19 | 无锡市华焯光电科技有限公司 | 一种可定位胶囊内窥镜系统 |
US10143364B2 (en) * | 2015-07-23 | 2018-12-04 | Ankon Technologies Co., Ltd | Controlled image capturing method including position tracking and system used therein |
US10824822B2 (en) * | 2019-02-05 | 2020-11-03 | International Business Machines Corporation | Magnetic tracking for medicine management |
US10679018B1 (en) | 2019-02-05 | 2020-06-09 | International Business Machines Corporation | Magnetic tracking for medicine management |
CN111887848A (zh) * | 2020-08-04 | 2020-11-06 | 重庆金山医疗器械有限公司 | 一种检测腔道或通道通畅度的装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2959723B2 (ja) * | 1990-04-25 | 1999-10-06 | オリンパス光学工業株式会社 | 内視鏡用被検体内挿入装置 |
JP2768029B2 (ja) * | 1991-02-19 | 1998-06-25 | 日新電機株式会社 | 消化器系統診断装置 |
US6690963B2 (en) * | 1995-01-24 | 2004-02-10 | Biosense, Inc. | System for determining the location and orientation of an invasive medical instrument |
IL134017A (en) * | 2000-01-13 | 2008-04-13 | Capsule View Inc | Camera for photography inside the intestines |
DE10018341C1 (de) * | 2001-04-30 | 2001-08-30 | Guenter Duerschinger | Kapsel für die Magnetfeldtherapie |
DE10121191C1 (de) * | 2000-04-13 | 2002-09-12 | Guenter Duerschinger | Kapsel für die Magnetfeldtherapie |
US6450949B1 (en) * | 2000-06-30 | 2002-09-17 | Inner Vision Imaging, Inc. | Endoscope |
US7160258B2 (en) * | 2001-06-26 | 2007-01-09 | Entrack, Inc. | Capsule and method for treating or diagnosing the intestinal tract |
US20030007515A1 (en) * | 2001-07-03 | 2003-01-09 | Apostolopoulos John G. | System and method for receiving mutiple description media streams in fixed and mobile streaming media systems |
EP1578246B1 (en) * | 2001-07-12 | 2014-09-03 | Given Imaging Ltd. | Device for examining a body lumen |
JP4578740B2 (ja) * | 2001-09-21 | 2010-11-10 | オリンパス株式会社 | カプセル型医療装置 |
US6776165B2 (en) * | 2002-09-12 | 2004-08-17 | The Regents Of The University Of California | Magnetic navigation system for diagnosis, biopsy and drug delivery vehicles |
-
2004
- 2004-03-12 JP JP2004071582A patent/JP2005253798A/ja active Pending
-
2005
- 2005-02-02 WO PCT/JP2005/001505 patent/WO2005087079A1/ja not_active Application Discontinuation
- 2005-02-02 CN CNB2005800079385A patent/CN100453026C/zh not_active Expired - Fee Related
- 2005-02-02 EP EP05709625A patent/EP1723896A4/en not_active Withdrawn
-
2006
- 2006-09-12 US US11/519,403 patent/US20070049818A1/en not_active Abandoned
-
2010
- 2010-04-23 US US12/766,045 patent/US20100224201A1/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008012094A (ja) * | 2006-07-06 | 2008-01-24 | Kenichi Katsu | カプセル内視鏡 |
Also Published As
Publication number | Publication date |
---|---|
US20100224201A1 (en) | 2010-09-09 |
CN100453026C (zh) | 2009-01-21 |
CN1929775A (zh) | 2007-03-14 |
US20070049818A1 (en) | 2007-03-01 |
WO2005087079A1 (ja) | 2005-09-22 |
EP1723896A4 (en) | 2010-07-21 |
EP1723896A1 (en) | 2006-11-22 |
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