| 摘要 |
A tissue expander for implantation in a patient to expand skin and mucosal tissue comprises a low profile construction facilitating implantation in the patient and which is effective to promote a more uniform expansion free of overfolds in the expansion envelope which have been present in prior art devices. The expander of the invention comprises an envelope which is expansible by stretching. In one embodiment the envelope is separably mounted on the base and the base can be cut by the surgeon to conform its general shape to the need of any given patient.
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