Medical pump drive

Details Medical pump drive Medical pump drive

1994-01-21

1995-06-13

Rosenbaum, C. Fred

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604 30, 604 31, 604 50, 604118, 604131, 604151, 604246, 128DIG12, 128DIG13, A61M 136

Patent

active

054237475

ABSTRACT:
A medical pump drive for automatically displaying not only the flow rate of circulating blood but also blood flow rate per surface area of the body of a patient in a medical treatment such as extracorporeal circulation includes at least a pump driving circuit, an ultrasonic transceiver and ultrasonic oscillator for measuring flow rate of the blood conveyed by a pump, a CPU, to which values of height and weight of a patient are entered, for calculating the body surface area of the patient as well as the blood flow rate per body surface area of the patient based upon the blood flow rate and body surface area obtained, an LCD for displaying the calculated blood flow rate per body surface area, and an LED for displaying the blood flow rate obtained.

REFERENCES:
patent: 4401431 (1983-08-01), Arp
patent: 4995268 (1991-02-01), Ash et al.
patent: 5171212 (1992-12-01), Buck et al.

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