Surgery – Body protecting or restraining devices for patients or infants – Head or face protector
Patent
1998-10-08
1999-09-28
Brown, Michael A.
Surgery
Body protecting or restraining devices for patients or infants
Head or face protector
128867, A61F 1100
Patent
active
059571365
ABSTRACT:
An earplug composed of a resilient polymeric material including a first hollow member having a closed end and an open end and with the closed end having a rounded cone shaped configuration. At least one flange member extending from the first hollow member and having a similiar cone shaped rounded configuration as the closed end of the hollow member but larger in diameter and located rearward of the closed end. A plug member for insertion into the open end of the first member and with the plug closing off and sealing the open end of the first member to form an air pocket immediately adjacent the closed end and the flange member.
The plug member serving in combination with the rearward end of the first member as a handle for insertion of the earplug in an ear canal.
REFERENCES:
patent: 2538339 (1951-01-01), Thomas
patent: 3800791 (1974-04-01), Visor
patent: 4219018 (1980-08-01), Draper
patent: 4936411 (1990-06-01), Leonard
patent: 5249309 (1993-10-01), Berg
Dix Dan
Magidson Mark
Brown Michael A.
Moldex-Metric, Inc.
Schwartz Charles H.
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