Patent ID: 8888693

Claim:
An instrument access device, comprising: a retractor assembly including a distal member, a proximal assembly including a seal, and a retracting sleeve extending at least from the distal member to the proximal assembly; and an instrument receiving assembly configured to engage the seal and sealably couple to the proximal assembly, the instrument receiving assembly being configured to extend into an access opening of the retracting sleeve, and the instrument receiving assembly including: an instrument seal having an open configuration when an instrument is received therein, and a closed configuration when no instrument is received therein, the instrument seal including a valve member; and an instrument working channel extending distal the instrument seal, the instrument seal extending across a proximal end of the instrument working channel in the closed configuration, wherein the instrument working channel includes a tubular portion configured to extend into the access opening of the retracting sleeve and at least from the proximal assembly to a position longitudinally aligned with the distal member.