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Endovascular stents

  • US 5,984,963 A
  • Filed: 04/23/1996
  • Issued: 11/16/1999
  • Est. Priority Date: 03/18/1993
  • Status: Expired due to Term
First Claim
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1. A percutaneously placeable stent comprising:

  • a sheet of substantially uniform thickness rolled into a tubular shape and being expandable from a relatively small diameter low profile configuration to an expanded configuration of greater diameter, the sheet having at least one slot and at least one locking strip extending through the slot when the stent is in its low profile state, the locking strip and slot being configured to lock and prevent contraction of the tube to a smaller diameter when the diameter of the stent is expanded, the strip being arranged to be drawn through the slot as the stent diameter is expanded.

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