Class 600/467 - Intravascular

Subclass of Class 600 - Surgery
Definition: Subject matter wherein the catheter is inserted into the
No. of patents: 204
Last issue date: 04/17/2012

Number	Title	Issue Date
4697595	Ultrasonically marked cardiac catheters The hollow cylindrical wall of the catheter is composed of flexible, electrically insulating, ultrasonically transparent material. Embedded therein are spaced tubular-shaped ultrasonic piezoelectric transducers which substantially surround the lumen. The ...	10/06/1987
4665925	Doppler catheter A steerable catheter having a Doppler crystal at the tip to measure the velocity of blood in vivo--and inferentially the blood flow. The catheter includes two passageways, one passageway being exposed to the blood stream with the other passageway containi...	05/19/1987
4375818	Ultrasonic diagnosis system assembled into endoscope An ultrasonic diagnosis system includes an ultrasonic wave transmitting and receiving transducer which is rockably disposed within the distal end of a portion of an endoscope which is adapted to be inserted into a coeliac cavity. The transducer emits ultr...	03/08/1983

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