DE69730324D1 - Optoakustischer wandler für medizinische anwendungen - Google Patents
Optoakustischer wandler für medizinische anwendungenInfo
- Publication number
- DE69730324D1 DE69730324D1 DE69730324T DE69730324T DE69730324D1 DE 69730324 D1 DE69730324 D1 DE 69730324D1 DE 69730324 T DE69730324 T DE 69730324T DE 69730324 T DE69730324 T DE 69730324T DE 69730324 D1 DE69730324 D1 DE 69730324D1
- Authority
- DE
- Germany
- Prior art keywords
- transducer
- medium
- catheter
- fiber optic
- laser light
- 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.)
- Expired - Lifetime
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/18—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
- A61B18/20—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
- A61B18/22—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor
- A61B18/26—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser the beam being directed along or through a flexible conduit, e.g. an optical fibre; Couplings or hand-pieces therefor for producing a shock wave, e.g. laser lithotripsy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22004—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves
- A61B17/22012—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves in direct contact with, or very close to, the obstruction or concrement
- A61B17/2202—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves in direct contact with, or very close to, the obstruction or concrement the ultrasound transducer being inside patient's body at the distal end of the catheter
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00017—Electrical control of surgical instruments
- A61B2017/00022—Sensing or detecting at the treatment site
- A61B2017/00106—Sensing or detecting at the treatment site ultrasonic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22082—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for after introduction of a substance
- A61B2017/22084—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for after introduction of a substance stone- or thrombus-dissolving
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
- A61B2090/378—Surgical systems with images on a monitor during operation using ultrasound
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Optics & Photonics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Electromagnetism (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Otolaryngology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Laser Surgery Devices (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Surgical Instruments (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/639,018 US5944687A (en) | 1996-04-24 | 1996-04-24 | Opto-acoustic transducer for medical applications |
PCT/US1997/006867 WO1997039691A1 (en) | 1996-04-24 | 1997-04-23 | Opto-acoustic transducer for medical applications |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69730324D1 true DE69730324D1 (de) | 2004-09-23 |
Family
ID=24562395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69730324T Expired - Lifetime DE69730324D1 (de) | 1996-04-24 | 1997-04-23 | Optoakustischer wandler für medizinische anwendungen |
Country Status (7)
Country | Link |
---|---|
US (2) | US5944687A (de) |
EP (1) | EP0902654B1 (de) |
JP (1) | JP2000508939A (de) |
AT (1) | ATE273665T1 (de) |
AU (1) | AU2809997A (de) |
DE (1) | DE69730324D1 (de) |
WO (1) | WO1997039691A1 (de) |
Families Citing this family (146)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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US6309352B1 (en) * | 1996-01-31 | 2001-10-30 | Board Of Regents, The University Of Texas System | Real time optoacoustic monitoring of changes in tissue properties |
US6405069B1 (en) | 1996-01-31 | 2002-06-11 | Board Of Regents, The University Of Texas System | Time-resolved optoacoustic method and system for noninvasive monitoring of glucose |
US20020045890A1 (en) * | 1996-04-24 | 2002-04-18 | The Regents Of The University O F California | Opto-acoustic thrombolysis |
US5944687A (en) * | 1996-04-24 | 1999-08-31 | The Regents Of The University Of California | Opto-acoustic transducer for medical applications |
US6517532B1 (en) | 1997-05-15 | 2003-02-11 | Palomar Medical Technologies, Inc. | Light energy delivery head |
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US6368318B1 (en) | 1998-01-23 | 2002-04-09 | The Regents Of The University Of California | Opto-acoustic recanilization delivery system |
EP1059878B1 (de) * | 1998-03-05 | 2005-11-09 | Gil M. Vardi | Optisch-akustisch bildgebendes gerät |
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US7300414B1 (en) * | 1999-11-01 | 2007-11-27 | University Of Cincinnati | Transcranial ultrasound thrombolysis system and method of treating a stroke |
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1997
- 1997-04-23 WO PCT/US1997/006867 patent/WO1997039691A1/en active IP Right Grant
- 1997-04-23 DE DE69730324T patent/DE69730324D1/de not_active Expired - Lifetime
- 1997-04-23 AU AU28099/97A patent/AU2809997A/en not_active Abandoned
- 1997-04-23 JP JP9538335A patent/JP2000508939A/ja active Pending
- 1997-04-23 AT AT97922430T patent/ATE273665T1/de not_active IP Right Cessation
- 1997-04-23 EP EP97922430A patent/EP0902654B1/de not_active Expired - Lifetime
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1999
- 1999-07-09 US US09/350,494 patent/US6379325B1/en not_active Expired - Fee Related
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EP0902654B1 (de) | 2004-08-18 |
US5944687A (en) | 1999-08-31 |
US6379325B1 (en) | 2002-04-30 |
WO1997039691A1 (en) | 1997-10-30 |
ATE273665T1 (de) | 2004-09-15 |
JP2000508939A (ja) | 2000-07-18 |
EP0902654A1 (de) | 1999-03-24 |
AU2809997A (en) | 1997-11-12 |
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