External ear occlusion device having an improved deformable material and metod for forming same
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United States of America Patent
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Feb 17, 1998
Grant Date -
N/A
app pub date -
Aug 5, 1996
filing date -
Aug 5, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An external ear occlusion device (10, 22) includes a deformable material (18) that conforms to the shape of at least a portion of a user's external ear to occlude the external ear. The deformable material (18) includes an aliphatic polyester, which may be a polycaprolactone polymer having the formula: ##STR1## where R is an aliphatic hydrocarbon.
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