Freeze-dried human dura mater homograft has proved a highly successful, readily available and conveniently stored material for closure of dural defects.The material was used in three patients with good results as appraised after observation for periods of from two months to two years after operation.The freeze-dried dural homograft offers certain advantages over plastic implants, with regard to tissue acceptance by the host and more physiologic tissue response.
展开▼