| 摘要 |
A surgical access device (100) is provided having a surgical access port (110). The surgical access port has an elongated body (118) with opposed proximal and distal end portions, and defines a longitudinal axis The body- has a central lumen extending therethrough and includes a resilient bulb portion (105) formed between the proximal and distal end portions of the body. The resilient bulb portion is adapted and configured to transition, through engagement with an insertion device (120), between a first condition in which the bulb portion has a first diameter and a first length and a second condition in which the bulb portion has a second diameter and a second length for insertion and removal through a patient's abdominal wall, and to be retained in place therethrough. The second diameter is less than the first diameter, and the second length is greater than the first length. |
