Patent ID: 9314269
Filing Date: 2016-04-19
CPC Classification: A61B,A61M,Y10T

Claim Text:
1. A cannula, comprising: a first part made of a rigid material and having at least two components, each of the at least two components of the first part having a proximal end, a distal end, a channel extending between the proximal end and the distal end, and a head portion at the proximal end; and a second part made of a non-rigid material and having at least two components, each of the at least two components of the second part having portions of three or more dams overmolded and permanently fixed to the channel of the each of the at least two components of the first part, the at least two components of the first part overmolded with the at least two components of the second part are assembled and fixed together to form the cannula with the three or more dams in the channel, each of the three or more dams comprising: an opening configured for allowing passage of an instrument; and a partition configured for preventing air or fluid from passing through the cannula.