1980-02-06
1981-09-08
Frinks, Ronald L.
A61F 124
Patent
active
042876168
ABSTRACT:
An auditory ossicle prosthesis comprises a grooved plate and a depending shaft integrally formed as a one-piece construction from a biologically inert ceramic material, provided with a hole extending through the plate and along the interior of the shaft to reduce the amount of material to be removed by grinding when the device is fitted to the patient.
REFERENCES:
patent: 3473170 (1969-10-01), Haase et al.
patent: 4130905 (1978-12-01), Mercandino
"Teflon Umbrella Columnella", As Design by David Austin, M.D., Micro-Surgery Instruments & Implants (Catalog), Richards Mfg. Co., 1450 Brooks Rd., Memphis, Tenn., p. 29, Copyright 1965.
"Experimental Analysis of Ceramic-Tissue Interactions, A Morphologic, Fluoroescenseoptic, and Radiographic Study of Dense Alumina-oxide Ceramic in Various Animals", by Peter Griss et al., Journal Biomedical Materials Research Symposium, No. 5, (Part 1), pp. 39-48, 1974.
Heimke Gunther
Jahnke Klaus
Plester Dietrich
Friedrichsfeld GmbH
Frinks Ronald L.
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