U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Acoustic aneurysm detector and associated method

Patent 4928705 Issued on May 29, 1990. Estimated Expiration Date: Icon_subject December 8, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

2549836

3076870

3181528

3773033

Method and apparatus for non-invasive detection of intracranial aneurysms
Patent #: 4008711
Issued on: 02/22/1977
Inventor: Olinger ,   et al.

Phonocephalographic device
Patent #: 4226248
Issued on: 10/07/1980
Inventor: Manoli

Differential stethoscope
Patent #: 4438772
Issued on: 03/27/1984
Inventor: Slavin

Method and apparatus for evaluating rhythmic oscillations in aperiodic physiological response systems
Patent #: 4510944
Issued on: 04/16/1985
Inventor: Porges

Apparatus and method of detecting arterial pulse wave
Patent #: 4561447
Issued on: 12/31/1985
Inventor: Kawamura ,   et al.

Lung sound cancellation method and apparatus Patent #: 4672977
Issued on: 06/16/1987
Inventor: Kroll

Inventors

Assignee

Application

No. 130108 filed on 12/08/1987

US Classes:

600/586Detecting sound generated within body

Examiners

Primary: Jaworski, Francis J.

Attorney, Agent or Firm

International Class

A61B 005/02

Abstract

An acoustic aneurysm detector is disclosed which is comprised of hydrophone sensors in contact with a patient for receiving sound emanating from the patient and converting the sound into responsive or related electrical signals, an electronic unit for converting the responsive electrical signals into processed electrical signals and a computer having software which is operatively associated with the electronic unit for receiving the processed electrical signals and for providing an indication of the frequency of the sound over a specified time range. An associated method is also disclosed.

Other References

  • Ferguson, G. G., Direct Measurement of Mean And Pulsatile Blood Pressure at peration in Human Intracranial Saccular Aneurysms, J. Neurosurg., vol. 36, pp. 560-563, (1972)
  • Olinger et al., Electronic Stethoscope for Detection of Cerebral Aneurysm, Vasospasm and Arterial Disease, Surg. NNeurol., vol. 8, pp. 298-312, (1977)
  • Kosugi et al., Sonic Detection of Intracranial Aneurysm and AVM, Stroke, vol. 14, No. 1, pp. 37-42, (1983)
  • Sekhar et al., Noninvasive Detection of Intracranial Vascular Lesions Using an Electronic Stethoscope, J. Neurosurg., vol. 60, pp. 553-559, (1984)
  • Wasserman, The Acoustic Detection of Cerebral Aneurysms, Doctoral Dissertation, (1975
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