Patent ID: 11903611
Assignee: CONMED CORPORATION
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 11:
12. A trocar assembly comprising:
a trocar including:
an elongated tubular member extending between a distal end configured to be inserted into a surgical site and a proximal portion including a trocar housing configured for introduction of surgical instruments into the tubular member, wherein the trocar housing includes at least one latch receptacle; and

a cap including:
a cap housing attached to the proximal portion of the trocar, wherein the cap housing defines an access port opening therethrough aligned for passage of a surgical instrument therethrough and into the tubular member of the trocar, wherein the cap housing defines at least one siphon opening for siphoning particles from the proximal portion of the trocar for filtration, wherein a plenum is defined in the cap housing radially outward from the access port opening with a plenum wall separating between the plenum and the access port opening, wherein the at least one siphon opening is in fluid communication with the plenum to siphon particles out of the plenum, and wherein at least one port is defined through the plenum wall for fluid communication from the access port opening into the plenum.