David R Suding from Boulder, CO, age 72

Extended Dwell Voice Prosthesis
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US Patent:

56327757, May 27, 1997
Filed:

Oct 16, 1995
Appl. No.:

8/543282
Inventors:

David R. Suding - Santa Barbara CA
Edmund V. Seder - Santa Barbara CA
Assignee:

Helix Medical, Inc. - Carpinteria CA
International Classification:

A61F 220
US Classification:

623 9
Abstract:

The position of the rear esophageal flange of a voice prosthesis disposed in a tracheoesophageal fistula is determined by forming a distinctive radiopaque pattern on the flange, preferably by insert molding a radiopaque ring along the perimeter of the flange and radiographically imaging the flange to determine the pattern of the ring. Pattern recognition of the ring is improved by forming the concentric flapper valve of radiopaque material.

Extended Dwell Voice Prosthesis
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US Patent:

54804329, Jan 2, 1996
Filed:

Jul 27, 1994
Appl. No.:

8/282277
Inventors:

David R. Suding - Santa Barbara CA
Edmund V. Seder - Santa Barbara CA
Assignee:

Helix Medical Corporation - Carpinteria CA
International Classification:

A61F 220
A61B 100
US Classification:

623 9
Abstract:

The position of the rear esophageal flange of a voice prosthesis disposed in a tracheoesophageal fistula is determined by forming a distinctive radiopaque pattern on the flange, preferably by insert molding a radiopaque ring along the perimeter of the flange and radiographically imaging the flange to determine the pattern of the ring. Pattern recognition of the ring is improved by forming the concentric flapper valve of radiopaque material.

Name / Title

Company / Classification

Phones & Addresses

David Suding
Owner

Techne Med
Industrial Supplies Merchant Whols

2175 Goodyear Ave #111, Ventura, CA 93003
8056426710, 8056426710

David Richard Suding
President

TECHNEMED INCORPORATED
Medical Equipment & Supplies Retail

2175 Goodyear Ave UNIT 111, Ventura, CA 93003
8056426710

David R Suding