Multiple port surgical access device
First Claim
Patent Images
1. A surgical access device, comprising:
- a housing having a plurality of access ports, each access port including a seal element having a slit adapted for selectively opening and closing to seal the access port when no instrument is passed therethrough, each slit extending substantially tangential to a circumference of the housing and at an angle with respect to one another.
4 Assignments
0 Petitions
Accused Products
Abstract
Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient'"'"'s body while maintaining insufflation. Safety shields and release mechanisms are also provided for use with various surgical access devices.
433 Citations
42 Claims
-
1. A surgical access device, comprising:
a housing having a plurality of access ports, each access port including a seal element having a slit adapted for selectively opening and closing to seal the access port when no instrument is passed therethrough, each slit extending substantially tangential to a circumference of the housing and at an angle with respect to one another. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
-
18. A surgical access device, comprising:
-
a retractor having an opening extending therethrough for forming a pathway through tissue into a body cavity; a housing having a plurality of sealing ports; and an actuator configured to lock and unlock an engagement mechanism to releasably mate the housing to the retractor. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
-
-
30. A surgical access device, comprising:
-
a housing having a plurality of access ports with duckbill seals extending distally therefrom; and a retractor extending distally from the housing and having a mid-portion with a diameter that is less than a diameter of the housing, wherein the duckbill seals extend into the retractor and are oriented to minimize unintentional contact by the retractor with the seals that would cause the seals to open. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42)
-
Specification