Method and apparatus for treating bodily tissues with...

Surgery – Controlled release therapeutic device or system

Reexamination Certificate

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C604S020000, C604S022000, C604S501000, C604S503000, C604S066000, C604S067000

Reexamination Certificate

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06969382

ABSTRACT:
A therapeutic device and therapeutic method for delivering electrical energy to a polymer containing a medicament that allows release of the medicament to a body tissue or organ. The device and method utilizes ultrasonic vibrations to cause the device, implanted in the body tissue or organ to be treated, to discharge an electrical current to the polymer containing the medicament. The medicament is controllably released to the target area by changing the charge of the polymer with the electrical current.

REFERENCES:
patent: 4585652 (1986-04-01), Miller et al.
patent: 5298017 (1994-03-01), Theeuwes et al.
patent: 5551953 (1996-09-01), Lattin et al.
patent: 5807306 (1998-09-01), Shapland et al.
patent: 6768919 (2004-07-01), Starobin et al.

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