JP2011131059A - 感圧性カテーテルの校正システム - Google Patents
感圧性カテーテルの校正システム Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
- G01D18/001—Calibrating encoders
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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
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, 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
- A61B5/68—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
- A61B5/6885—Monitoring or controlling sensor contact pressure
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/02—Operational features
- A61B2560/0223—Operational features of calibration, e.g. protocols for calibrating sensors
Abstract
【解決手段】校正装置は付属品を含み、プローブの遠位先端がこの付属品内のある点に対して押し付けられ、遠位先端にかかる圧力に応じた、プローブの遠位端に対する遠位先端の変形を示す第一測定値を生成するように、この付属品はプローブを受容するために連結される。検知デバイスがこの付属品に連結されており、その点に対して遠位先端がかける機械的力の第二測定値を生成する。校正プロセッサが、プローブから第一測定値を受け取り、検知デバイスから第二測定値を受け取って、この第一及び第二測定値に基づき、第一測定値の関数として圧力を評価するための1つ又は複数の校正係数を算出する。
【選択図】図1
Description
(1) 付属品であって、プローブの遠位先端が前記付属品内のある点に対して押し付けられ、前記遠位先端にかかる圧力に応じた、前記プローブの遠位端に対する前記遠位先端の変形を示す第一測定値を生成するように、前記プローブを受容するために連結される、付属品と、
前記付属品に連結されており、前記点に対して前記遠位先端がかける機械的力の第二測定値を生成するように構成された、検知デバイスと、
前記プローブから前記第一測定値を受け取り、前記検知デバイスから前記第二測定値を受け取って、前記第一及び第二測定値に基づき、前記第一測定値の関数として前記圧力を評価するための1つ又は複数の校正係数を算出するように構成された、校正プロセッサと、を含む、校正装置。
(2) 前記付属品が、1つ又は複数の所定の角度で前記点に対して前記プローブを押し付けるよう連結され、前記校正プロセッサが前記所定の角度の関数として前記校正係数を算出するよう構成される、実施態様1に記載の装置。
(3) 前記付属品を覆うドームを含み、前記ドームが複数の挿入穴を有し、前記穴が前記所定の角度で前記点へ前記プローブを導くよう構成される、実施態様2に記載の装置。
(4) 前記遠位端を保持するよう構成されたレセプタクルと、前記レセプタクルに連結され、前記点に対する複数の角度で前記レセプタクルを配置するよう構成されたトラックと、前記点に対して前記遠位先端を押し付けるために前記付属品を持ち上げるよう構成されたリフトと、を含む、実施態様2に記載の装置。
(5) 前記校正プロセッサに連結され、前記所定の角度を受け取るよう構成された入力デバイスを含む、実施態様2に記載の装置。
(6) 前記付属品が円錐形のカップを含む、実施態様1に記載の装置。
(7) 前記付属品が、温度制御された液体中に前記プローブを保持する、実施態様1に記載の装置。
(8) 前記検知デバイスがロードセルを含む、実施態様1に記載の装置。
(9) 前記校正プロセッサが、前記プローブに連結されたメモリに前記校正係数を保存するよう構成されている、実施態様1に記載の装置。
(10) 前記メモリが、電子的に消去可能なプログラマブルな読み取り専用メモリE2PROMを含む、実施態様9に記載の装置。
前記変形を示す第一測定値を前記プローブから受け取ることと、
前記点に対して前記遠位先端がかけた機械的力を示す第二測定値を、前記付属品に連結された検知デバイスから受け取ることと、
前記第一及び第二測定値に基づき、前記第一測定値の関数として前記圧力を評価するための1つ又は複数の校正係数を算出することと、を含む、校正方法。
(12) 前記プローブを挿入することが、1つ又は複数の所定の角度で前記点に対して前記プローブを押し付けることを含み、前記校正係数を算出することが、前記角度の関数として前記校正係数を算出することを含む、実施態様11に記載の方法。
(13) 前記プローブを挿入することが、前記付属品を覆うドームの複数の挿入穴の1つに前記プローブを配置することを含み、これにより前記プローブが前記所定の角度で前記点へと導かれる、実施態様12に記載の方法。
(14) 前記プローブを挿入することが、トラックに連結されたレセプタクル内に前記プローブを保持し、これにより前記点に対する複数の角度のうち1つで前記レセプタクルを配置することと、前記付属品を持ち上げることにより前記点に対して前記遠位先端を押し付けることと、を含む、実施態様12に記載の方法。
(15) 前記付属品が円錐形のカップを含む、実施態様11に記載の方法。
(16) 前記付属品が、温度制御された液体中に前記プローブを保持する、実施態様11に記載の方法。
(17) 前記検知デバイスがロードセルを含む、実施態様11に記載の方法。
(18) 前記プローブに連結されたメモリ内に前記校正係数を保存することを含む、実施態様11に記載の方法。
(19) 前記メモリがE2PROMを含む、実施態様18に記載の方法。
Claims (19)
- 付属品であって、プローブの遠位先端が前記付属品内のある点に対して押し付けられ、前記遠位先端にかかる圧力に応じた、前記プローブの遠位端に対する前記遠位先端の変形を示す第一測定値を生成するように、前記プローブを受容するために連結される、付属品と、
前記付属品に連結されており、前記点に対して前記遠位先端がかける機械的力の第二測定値を生成するように構成された、検知デバイスと、
前記プローブから前記第一測定値を受け取り、前記検知デバイスから前記第二測定値を受け取って、前記第一及び第二測定値に基づき、前記第一測定値の関数として前記圧力を評価するための1つ又は複数の校正係数を算出するように構成された、校正プロセッサと、を含む、校正装置。 - 前記付属品が、1つ又は複数の所定の角度で前記点に対して前記プローブを押し付けるよう連結され、前記校正プロセッサが前記所定の角度の関数として前記校正係数を算出するよう構成される、請求項1に記載の装置。
- 前記付属品を覆うドームを含み、前記ドームが複数の挿入穴を有し、前記穴が前記所定の角度で前記点へ前記プローブを導くよう構成される、請求項2に記載の装置。
- 前記遠位端を保持するよう構成されたレセプタクルと、前記レセプタクルに連結され、前記点に対する複数の角度で前記レセプタクルを配置するよう構成されたトラックと、前記点に対して前記遠位先端を押し付けるために前記付属品を持ち上げるよう構成されたリフトと、を含む、請求項2に記載の装置。
- 前記校正プロセッサに連結され、前記所定の角度を受け取るよう構成された入力デバイスを含む、請求項2に記載の装置。
- 前記付属品が円錐形のカップを含む、請求項1に記載の装置。
- 前記付属品が、温度制御された液体中に前記プローブを保持する、請求項1に記載の装置。
- 前記検知デバイスがロードセルを含む、請求項1に記載の装置。
- 前記校正プロセッサが、前記プローブに連結されたメモリに前記校正係数を保存するよう構成されている、請求項1に記載の装置。
- 前記メモリが、電子的に消去可能なプログラマブルな読み取り専用メモリE2PROMを含む、請求項9に記載の装置。
- 遠位先端を有するプローブを付属品に挿入することと、前記遠位先端を前記付属品のある点に対して押し付けることにより、前記遠位先端にかかった圧力に応じて前記プローブの遠位端に対する前記遠位先端の変形を起こすことと、
前記変形を示す第一測定値を前記プローブから受け取ることと、
前記点に対して前記遠位先端がかけた機械的力を示す第二測定値を、前記付属品に連結された検知デバイスから受け取ることと、
前記第一及び第二測定値に基づき、前記第一測定値の関数として前記圧力を評価するための1つ又は複数の校正係数を算出することと、を含む、校正方法。 - 前記プローブを挿入することが、1つ又は複数の所定の角度で前記点に対して前記プローブを押し付けることを含み、前記校正係数を算出することが、前記角度の関数として前記校正係数を算出することを含む、請求項11に記載の方法。
- 前記プローブを挿入することが、前記付属品を覆うドームの複数の挿入穴の1つに前記プローブを配置することを含み、これにより前記プローブが前記所定の角度で前記点へと導かれる、請求項12に記載の方法。
- 前記プローブを挿入することが、トラックに連結されたレセプタクル内に前記プローブを保持し、これにより前記点に対する複数の角度のうち1つで前記レセプタクルを配置することと、前記付属品を持ち上げることにより前記点に対して前記遠位先端を押し付けることと、を含む、請求項12に記載の方法。
- 前記付属品が円錐形のカップを含む、請求項11に記載の方法。
- 前記付属品が、温度制御された液体中に前記プローブを保持する、請求項11に記載の方法。
- 前記検知デバイスがロードセルを含む、請求項11に記載の方法。
- 前記プローブに連結されたメモリ内に前記校正係数を保存することを含む、請求項11に記載の方法。
- 前記メモリがE2PROMを含む、請求項18に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US12/646,242 | 2009-12-23 | ||
US12/646,242 US8521462B2 (en) | 2009-12-23 | 2009-12-23 | Calibration system for a pressure-sensitive catheter |
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JP2011131059A true JP2011131059A (ja) | 2011-07-07 |
JP5722023B2 JP5722023B2 (ja) | 2015-05-20 |
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JP2010285639A Active JP5722023B2 (ja) | 2009-12-23 | 2010-12-22 | 校正装置および校正方法 |
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US (2) | US8521462B2 (ja) |
EP (1) | EP2338411B1 (ja) |
JP (1) | JP5722023B2 (ja) |
CN (1) | CN102160820B (ja) |
AU (1) | AU2010241467B2 (ja) |
CA (1) | CA2722997C (ja) |
DK (1) | DK2338411T3 (ja) |
ES (1) | ES2448366T3 (ja) |
IL (1) | IL209449A (ja) |
RU (1) | RU2578655C2 (ja) |
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RU2010152701A (ru) | 2012-06-27 |
AU2010241467B2 (en) | 2015-07-23 |
CN102160820B (zh) | 2014-12-24 |
US20110153253A1 (en) | 2011-06-23 |
EP2338411A1 (en) | 2011-06-29 |
IL209449A0 (en) | 2011-02-28 |
IL209449A (en) | 2014-09-30 |
US20140032152A1 (en) | 2014-01-30 |
EP2338411B1 (en) | 2013-11-27 |
ES2448366T3 (es) | 2014-03-13 |
CA2722997A1 (en) | 2011-06-23 |
CN102160820A (zh) | 2011-08-24 |
US8990039B2 (en) | 2015-03-24 |
DK2338411T3 (da) | 2014-01-06 |
AU2010241467A1 (en) | 2011-07-07 |
CA2722997C (en) | 2019-05-21 |
RU2578655C2 (ru) | 2016-03-27 |
JP5722023B2 (ja) | 2015-05-20 |
US8521462B2 (en) | 2013-08-27 |
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