Patent ID: 8939941
Filing Date: 2015-01-27
Classification: A61M

Abstract:
1. A shield ( 10 ) for covering at least part of the distal extremity of an administration device ( 3 ), said distal extremity of said administration device ( 3 ) comprising a hub ( 2 ) on which said shield ( 10 ) is intended to be removably engaged, said shield ( 10 ) having an open proximal end ( 11 ), a closed distal end ( 12 ) and a longitudinal wall ( 13 ) extending from said proximal end ( 11 ) to said distal end ( 12 ), the internal face ( 14 ) of said longitudinal wall ( 13 ) defining an interior cavity ( 15 ) for receiving at least part of the extremity of the administration device ( 3 ), at least a portion ( 14 a ) of said internal face ( 14 ) of said longitudinal wall ( 13 ) being intended to be in contact with said hub ( 2 ) when said shield ( 10 ) is secured on the extremity of said administration device ( 3 ), characterized in that said longitudinal wall is formed of elastomeric material, said portion ( 14 a ) has, distributed over a major portion of said portion ( 14 a ), a surface feature ( 16 , 17 ) that defines the amount of contact between said portion ( 14 a ) and said hub ( 2 ), said surface feature having a mean radial roughness of more than 2 μm as distributed about a circumference of said portion ( 14 a ).