US 7,569,047 B2
Medical device with elastomeric penetrable wall
David S. Utterberg, Seattle, Wash. (US)
Assigned to DSU Medical Corporation, Las Vegas, Nev. (US)
Filed on Mar. 16, 2005, as Appl. No. 11/81,484.
Application 11/081484 is a continuation in part of application No. 10/613922, filed on Jul. 03, 2003, granted, now 7,056,308.
Prior Publication US 2005/0159710 A1, Jul. 21, 2005
Int. Cl. A61M 25/16 (2006.01); A61M 5/14 (2006.01)
U.S. Cl. 604—533  [604/256] 23 Claims
OG exemplary drawing
 
1. A medical device having an interior for containment of fluids;
an access site having an opening into the access site interior, said access site defining an annular, outer end surface surrounding said opening, and an elastomeric wall sealingly bonded to said annular, outer end surface at an inner face of said elastomeric wall, said elastomeric wall having a radially outwardly facing peripheral surface which is essentially spaced from said access site, said elastomeric wall comprising a disk which is free of longitudinally inwardly extending projections used to secure said elastomeric wall to the medical device.