Ultrasonically modulated polymeric devices for delivering compos

Details Ultrasonically modulated polymeric devices for delivering compos Ultrasonically modulated polymeric devices for delivering compos

1984-07-23

1987-04-14

Truluck, Dalton L.

Surgery

Controlled release therapeutic device or system

Implanted dynamic device or system

604 22, 604 49, 604290, 128 24A, A61K 922

Patent

active

046575430

ABSTRACT:
A composition such as a biologically active substance is delivered upon demand from a polymeric matrix by exposing the polymeric matrix containing the composition to ultrasonic energy.

REFERENCES:
patent: 3464413 (1969-09-01), Goldfarb et al.
patent: 3474777 (1969-10-01), Figge et al.
patent: 4144317 (1979-03-01), Higuchi et al.
patent: 4182750 (1980-01-01), Sullivan et al.
patent: 4249531 (1981-02-01), Heller et al.
patent: 4468220 (1984-08-01), Willbanks
Blackshear; "Implantable Drug-Delivery Systems"; Scientific America; Dec. 1979; pp. 66-73.

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