WO2005030046B1 - Devices for vulnerable plaque detection - Google Patents
Devices for vulnerable plaque detectionInfo
- Publication number
- WO2005030046B1 WO2005030046B1 PCT/US2004/031005 US2004031005W WO2005030046B1 WO 2005030046 B1 WO2005030046 B1 WO 2005030046B1 US 2004031005 W US2004031005 W US 2004031005W WO 2005030046 B1 WO2005030046 B1 WO 2005030046B1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- optical
- intravascular probe
- optical waveguide
- ultrasound transducer
- sheath
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title 1
- 230000003287 optical effect Effects 0.000 claims abstract 68
- 239000000523 sample Substances 0.000 claims abstract 34
- 238000002604 ultrasonography Methods 0.000 claims abstract 26
- 230000005855 radiation Effects 0.000 claims abstract 14
- 230000005540 biological transmission Effects 0.000 claims abstract 3
- 230000001902 propagating effect Effects 0.000 claims 2
- 239000000463 material Substances 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 claims 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/02007—Evaluating blood vessel condition, e.g. elasticity, compliance
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
- A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
- A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
- A61B5/0086—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters using infrared radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
- A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
- A61B8/445—Details of catheter construction
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/899—Combination of imaging systems with ancillary equipment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0075—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by spectroscopy, i.e. measuring spectra, e.g. Raman spectroscopy, infrared absorption spectroscopy
Abstract
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04784743.9A EP1667576B1 (en) | 2003-09-22 | 2004-09-21 | Devices for vulnerable plaque detection |
JP2006528125A JP4972407B2 (en) | 2003-09-22 | 2004-09-21 | Device for detecting unstable plaque |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/668,012 | 2003-09-22 | ||
US10/668,012 US6949072B2 (en) | 2003-09-22 | 2003-09-22 | Devices for vulnerable plaque detection |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005030046A1 WO2005030046A1 (en) | 2005-04-07 |
WO2005030046B1 true WO2005030046B1 (en) | 2005-06-02 |
Family
ID=34393402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/031005 WO2005030046A1 (en) | 2003-09-22 | 2004-09-21 | Devices for vulnerable plaque detection |
Country Status (4)
Country | Link |
---|---|
US (1) | US6949072B2 (en) |
EP (1) | EP1667576B1 (en) |
JP (3) | JP4972407B2 (en) |
WO (1) | WO2005030046A1 (en) |
Families Citing this family (138)
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JP4972407B2 (en) | 2012-07-11 |
EP1667576B1 (en) | 2014-03-05 |
WO2005030046A1 (en) | 2005-04-07 |
JP2010207612A (en) | 2010-09-24 |
JP2014079638A (en) | 2014-05-08 |
US20050075574A1 (en) | 2005-04-07 |
US6949072B2 (en) | 2005-09-27 |
JP2007505723A (en) | 2007-03-15 |
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