Catheter for treating arterial occlusion

Details Catheter for treating arterial occlusion Catheter for treating arterial occlusion

1984-11-01

1986-05-20

Howell, Kyle L.

Surgery

Truss

Pad

A61B 1000

Patent

active

045894191

ABSTRACT:
The cardiac catheter of this invention combines in a single, thin tube, an acoustic transducer for determining blood flow velocity, and a separate lumen with a removable, flexible, radio-opaque guide wire, enabling the surgeon to locate the site of arterial blockage, evaluate the blockage, and assess the effect of the treatment.

REFERENCES:
patent: 4354500 (1982-10-01), Colley et al.
patent: 4355643 (1982-10-01), Laughlin et al.
Nealeigh, R. C. et al, "A Venous Pulse Doppler Catheter-Tip Flow-Meter for Measuring . . . Arteries", Proc. 12th Ann. R.M. Bioengr. Symp., Denver, Colorado, Apr. 28-30, 1975, pp. 7-10.
Cole, J. S. and Hartley, C. J.: The Pulsed Doppler Coronary Artery Catheter Circulation, 56: 18, 1977.
Hartley, Cole: A Single Crystal Ultrasonic Catheter-Tip Velocity Probe, Medical Instrumentation, 8: 241-3, 1974.
Coppess, Young, White, Laughlin: An Ultrasonic Pulsed Doppler Balloon Catheter for Use in Cardiovascular Diagnosis, Bio. Med. Sci. Instr., 19: 9, 1983.

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