Patent ID: 11890182
Assignee: LIFETECH SCIENTIFIC (SHENZHEN) CO., LTD
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 9:
10. The covered stent according to claim 7, wherein the bare unit further comprises an outward-tilting wave body connected to the upright wave body and arranged on the periphery of the end portion of the covered unit; the outward-tilting wave body comprises a third wave crest, a third wave trough, and a third wave rod for connecting the third wave crest with the third wave trough; a vertex of the third wave trough is located on the periphery of the end portion of the covered unit, the third wave crest is further from the covered unit than the third wave trough, the third wave rod is planar, and from the third wave crest to the third wave trough, a radial distance from the outward-tilting wave body to the central axis of the covered unit gradually decreases.