JPH08511177A - 遠隔感知圧力測定カテーテル装置と方法 - Google Patents
遠隔感知圧力測定カテーテル装置と方法Info
- Publication number
- JPH08511177A JPH08511177A JP6521265A JP52126594A JPH08511177A JP H08511177 A JPH08511177 A JP H08511177A JP 6521265 A JP6521265 A JP 6521265A JP 52126594 A JP52126594 A JP 52126594A JP H08511177 A JPH08511177 A JP H08511177A
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- A61B5/14542—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring blood gases
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- A—HUMAN NECESSITIES
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- A61B5/14539—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue for measuring pH
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- A—HUMAN NECESSITIES
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- A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
- A61B5/1459—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/1468—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
- A61B5/1473—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/1495—Calibrating or testing of in-vivo probes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
- A61B5/4216—Diagnosing or evaluating gastrointestinal ulcers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
- A61B5/4222—Evaluating particular parts, e.g. particular organs
- A61B5/4255—Intestines, colon or appendix
-
- 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
- A61B5/6852—Catheters
- A61B5/6853—Catheters with a balloon
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Optics & Photonics (AREA)
- Physiology (AREA)
- Endocrinology (AREA)
- Gastroenterology & Hepatology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Measuring Fluid Pressure (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.人または他の哺乳動物の空洞の内臓内部器官の条件を表すパラメータを決 定するための方法であって、 (a)器官の壁に付随する二酸化炭素の部分的な圧力を測定し、 (b)前記の人または他の哺乳動物の血液に付随する二酸化炭素レベルを測定 し、 (c)前記の測定結果を関連付けることに依って前記のパラメータを決定する ステップを具備する方法。 2.パラメータはpCO2-ギャップであり、方法はpCO2-ギャップの肉眼で認識で きる表示要素を生成するステップを更に含んでいる、請求の範囲第1項に記載の 方法。 3.前記のpCO2-ギャップの少なくとも機械で読み取れる表示要素を記録する ステップを含んでいる、請求の範囲第2項に記載の方法。 4.パラメータはpH-ギャップであり、方法はpH-ギャップの肉眼で認識できる 表示要素を生成するステップを更に含んでいる、請求の範囲第1項に記載の方法 。 5.前記のpH-ギャップの少なくとも機械で読み取れる表示要素を記録するス テップを含んでいる、請求の範囲第4項に記載の方法。 6.pH-ギャップは組織損傷の累積する影響を確認するために時間に対して積 分される、請求の範囲第4項に記載の方法。 7.器官(a)の壁に付随するpCO2は前記の壁に隣接する領域から得たpCO2含 有空気を測定して決定され、(a)の前記のpCO2の決定は赤外線検出手段を含ん でいる、請求の範囲第1項に記載の方法。 8.器官(a)の壁に付随するpCO2は前記の壁に隣接する領域から 得たpCO2含有空気を測定して決定され、(a)の前記のpCO2の決定はRaman分光学 的手段を含んでいる、請求の範囲第1項に記載の方法。 9.ステップ(b)は前記の人または他の哺乳動物の血液のpHレベルを測定す るステップを更に具備する、請求の範囲第1項に記載の方法。 10.パラメータはpHiであり、方法はpHiの肉眼で認識できる表示要素を生成す るステップを更に含んでいる、請求の範囲第9項に記載の方法。 11.前記のpHiの少なくとも機械で読み取れる表示要素を記録するステップを 含んでいる、請求の範囲第10項に記載の方法。 12.ステップ(a)と(b)はpO2を測定するステップを更に具備する、請求の 範囲第1項に記載の方法。 13.測定の変動の割合と方向を確認するために、器官の壁に付随する二酸化炭 素の部分的圧力の測定の時間を基準にして、誘導要素を得るステップを更に具備 する、請求の範囲第1項に記載の方法。 14.人または他の哺乳動物の空洞の内臓内部器官の条件を表すパラメータを決 定するための方法であって、このような決定の必要性におうじて、 (a)器官の壁に付随する二酸化炭素の部分的な圧力を測定し、 (b)前記の人または他の哺乳動物の動脈血液の二酸化炭素レベルを、前記の 人または他の哺乳動物のエンド・チダルの吸引吸気作用をpCO2測定から得て推定 し、 (c)(a)と(b)の測定結果を関連付けることに依って前記のパラメータを 決定し、 (d)結果を肉眼で認識できる形態で表示するステップを具備する方法。 15.パラメータがpCO2-ギャップである、請求の範囲第14項に記載の方法。 16.パラメータがpH-ギャップである、請求の範囲第14項に記載の方法。 17.pH-ギャップが組織損傷の累積する影響を確認するために時間に対して積 分される、請求の範囲第16項に記載の方法。 18.器官(a)の壁に付随するpCO2は前記の壁に隣接する領域から得たpCO2含 有空気を測定して決定され、(a)の前記のpCO2の決定は赤外線検出手段を含ん でいる、請求の範囲第14項に記載の方法。 19.器官(a)の壁に付随するpCO2は前記の壁に隣接する領域から得たpCO2含 有空気を測定して決定され、(a)の前記のpCO2の決定はRaman分光学的手段を含 んでいる、請求の範囲第14項に記載の方法。 20.エンド・チダルのCO2(b)は赤外線ガス分析器に依って測定される、請求 の範囲第14項に記載の方法。 21.エンド・チダルのCO2(b)はRaman分光計に依って測定される、請求の範 囲第14項に記載の方法。 22.前記の(a)と(b)の両方のpCO2測定はCO2-含有空気を赤外線ガス分析器 に通して決定される、請求の範囲第14項に記載の方法。 23.前記の(a)と(b)の両方のpCO2測定はCO2-含有空気をRaman分光計に通 して決定される、請求の範囲第14項に記載の方法。 24.前記のステップ(a)と(b)は麻酔ガスの分析も含んでいる、請求の範囲 第14項に記載の方法。 25.ステップ(b)は前記の人または他の哺乳動物の血液のpHレベルを測定す るステップを更に具備する、請求の範囲第14項に記載の方法。 26.パラメータがpHiである、請求の範囲第25項に記載の方法。 27.ステップ(a)と(b)はpO2を測定するステップを更に具備する、請求の 範囲第14項に記載の方法。 28.測定の変動の割合と方向を確認するために、器官の壁に付随する二酸化炭 素の部分的圧力の測定の時間を基準にして、誘導要素を得るステップを更に具備 する、請求の範囲第14項に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3502093A | 1993-03-22 | 1993-03-22 | |
| US08/035,020 | 1993-03-22 | ||
| PCT/US1994/002953 WO1994021163A1 (en) | 1993-03-22 | 1994-03-18 | Remote sensing tonometric catheter apparatus and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08511177A true JPH08511177A (ja) | 1996-11-26 |
| JP3553594B2 JP3553594B2 (ja) | 2004-08-11 |
Family
ID=21880125
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52126594A Expired - Lifetime JP3553594B2 (ja) | 1993-03-22 | 1994-03-18 | 遠隔感知圧力測定カテーテル装置 |
| JP52129294A Expired - Fee Related JP3553595B2 (ja) | 1993-03-22 | 1994-03-18 | 遠隔感知圧力測定カテーテル装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52129294A Expired - Fee Related JP3553595B2 (ja) | 1993-03-22 | 1994-03-18 | 遠隔感知圧力測定カテーテル装置 |
Country Status (7)
| Country | Link |
|---|---|
| EP (2) | EP0690693B1 (ja) |
| JP (2) | JP3553594B2 (ja) |
| AT (2) | ATE249165T1 (ja) |
| AU (1) | AU685108B2 (ja) |
| CA (2) | CA2152272A1 (ja) |
| DE (2) | DE69433056T2 (ja) |
| WO (2) | WO1994021163A1 (ja) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1003533C2 (nl) * | 1996-07-08 | 1998-01-12 | Groningen Acad Ziekenhuis | Werkwijze voor het bepalen van de zuurgraad in het slijmvlies van de maag of van het maagdarmkanaal. |
| US6125293A (en) * | 1996-07-08 | 2000-09-26 | Academisch Ziekenhuis Groningen | Method for determining the pH in the mucosa of the stomach or the gastrointestinal tract |
| US6128519A (en) * | 1998-12-16 | 2000-10-03 | Pepex Biomedical, Llc | System and method for measuring a bioanalyte such as lactate |
| US6216023B1 (en) | 1998-12-22 | 2001-04-10 | Instrumentarium Corp. | Method and apparatus for determining differences between regional CO2 and systemic CO2 measurements |
| EP1031316A1 (en) | 1999-02-25 | 2000-08-30 | Instrumentarium Corporation | Compensation of the measured concentration values of a patient |
| WO2001072221A1 (en) * | 2000-03-27 | 2001-10-04 | Wilson-Cook Medical Inc. | Apparatus for measuring esophageal sphincter compliance |
| EP1774985A4 (en) * | 2004-06-30 | 2009-06-03 | Jms Co Ltd | CATHETER POSITION CHECKING ELEMENT HAVING A COLOR CHANGING INDICATOR AND CATHETER HAVING THE CATHETER POSITION CHECKING ELEMENT |
| WO2012159040A2 (en) | 2011-05-19 | 2012-11-22 | Pepex Biomedical Inc. | Fluid management and patient monitoring system |
| EP2819573B1 (en) * | 2012-02-27 | 2017-07-05 | APD Advanced Perfusion Diagnostics | Apparatus and method for measuring blood flow within the gastrointestinal tract |
| DE102012012180A1 (de) * | 2012-06-19 | 2013-12-19 | Universitätsklinikum Freiburg | Vorrichtung zur in vivo Messung wenigstens des Sauerstoffpartialdruckes einer intravaskulären Flüssigkeit mit einem Katheter |
| EP3834711B1 (en) * | 2016-06-10 | 2023-01-11 | TERUMO Kabushiki Kaisha | Oxygen measurement device |
| US11478596B2 (en) | 2019-07-18 | 2022-10-25 | Covidien Lp | System and method for high flow oxygen therapy |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1527801A (en) * | 1976-07-21 | 1978-10-11 | Rolfe P | Catheters |
| US4221567A (en) * | 1977-12-23 | 1980-09-09 | Intermountain Health Care | Sampling and determination of diffusible chemical substances |
| US4381011A (en) * | 1981-05-04 | 1983-04-26 | Somers 3Rd Lewis S | Enteral feeding apparatus and method |
| US4516580A (en) * | 1981-12-28 | 1985-05-14 | Polanyi Michael L | Continuous blood gas monitoring |
| WO1990001894A1 (en) * | 1988-08-26 | 1990-03-08 | Mountpelier Investments S.A. | Tonometric catheter combination |
-
1994
- 1994-03-18 DE DE69433056T patent/DE69433056T2/de not_active Expired - Lifetime
- 1994-03-18 JP JP52126594A patent/JP3553594B2/ja not_active Expired - Lifetime
- 1994-03-18 AU AU65212/94A patent/AU685108B2/en not_active Ceased
- 1994-03-18 JP JP52129294A patent/JP3553595B2/ja not_active Expired - Fee Related
- 1994-03-18 AT AT94912256T patent/ATE249165T1/de not_active IP Right Cessation
- 1994-03-18 WO PCT/US1994/002953 patent/WO1994021163A1/en not_active Ceased
- 1994-03-18 WO PCT/US1994/003018 patent/WO1994021164A1/en not_active Ceased
- 1994-03-18 DE DE69433134T patent/DE69433134T2/de not_active Expired - Lifetime
- 1994-03-18 CA CA002152272A patent/CA2152272A1/en not_active Abandoned
- 1994-03-18 EP EP94912256A patent/EP0690693B1/en not_active Expired - Lifetime
- 1994-03-18 AT AT94912815T patent/ATE247417T1/de not_active IP Right Cessation
- 1994-03-18 EP EP94912815A patent/EP0690695B1/en not_active Expired - Lifetime
- 1994-03-18 CA CA002152273A patent/CA2152273A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP0690695A4 (en) | 1999-08-11 |
| WO1994021164A1 (en) | 1994-09-29 |
| ATE247417T1 (de) | 2003-09-15 |
| WO1994021163A1 (en) | 1994-09-29 |
| AU685108B2 (en) | 1998-01-15 |
| CA2152272A1 (en) | 1994-09-29 |
| AU692443B2 (en) | 1998-06-11 |
| EP0690693A1 (en) | 1996-01-10 |
| CA2152273A1 (en) | 1994-09-29 |
| EP0690693A4 (en) | 1999-08-11 |
| JPH08512213A (ja) | 1996-12-24 |
| EP0690695B1 (en) | 2003-08-20 |
| AU6521294A (en) | 1994-10-11 |
| DE69433134T2 (de) | 2004-04-01 |
| JP3553594B2 (ja) | 2004-08-11 |
| ATE249165T1 (de) | 2003-09-15 |
| AU6448494A (en) | 1994-10-11 |
| DE69433056D1 (de) | 2003-09-25 |
| DE69433056T2 (de) | 2004-02-26 |
| DE69433134D1 (de) | 2003-10-16 |
| JP3553595B2 (ja) | 2004-08-11 |
| EP0690695A1 (en) | 1996-01-10 |
| EP0690693B1 (en) | 2003-09-10 |
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