Pressure transducing methods and apparatus

Surgery – Respiratory method or device – Ozone or ion generation

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Details

128214E, 128 205D, 55205, A61M 500, A61B 502

Patent

active

040635538

ABSTRACT:
Methods and apparatus are disclosed for handling a compatible solution relative to a circulatory system of a living organism with the aid of a catheter and a recipient device having a circular cavity connected to the catheter. The compatible solution is injected into the circular cavity and is rotated in that cavity in a whirl sweeping all regions of the circular cavity and having a peripheral portion encompassing a central axis of the circular cavity and proceeding circumferentially along a peripheral boundary of the circular cavity.
There are also disclosed methods and apparatus for transferring a pressure signal relative to a liquid in a circular cavity. Liquid is injected into the circular cavity and is rotated therein in a whirl sweeping all regions of the circular cavity and having a peripheral portion encompassing a central axis of the circular cavity and proceeding circumferentially along a peripheral boundary of the circular cavity.

REFERENCES:
patent: 3731680 (1973-05-01), Wright et al.
patent: 3807142 (1974-04-01), Rich et al.
patent: 3996027 (1976-12-01), Schnell et al.

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