| 摘要 |
A reinforcement sheet (10) for use in surgery includes an opening (14), for example to receive the spermatic cord or the round ligament in surgical hernia repair, with the opening defined at an iterior o f the sheet when the sheet is substantially flat, with the sheet having a first edge (18) which extends from the opening to the perimeter of the sheet, and a second edge (16), which is preferably provided by a flap, with the sheet substantially overlying the first edge of the shee t when the sheet and the flap are generally flat, and with the second edge substantially overlying the sheet when the sheet is generally flat.</SD OAB>
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