Patent ID: 11969368
Assignee: BIOTYX MEDICAL (SHENZHEN) CO., LTD
Field: Materials, metallurgy (Chemistry)
Classification: CPC A  C  B | IPC A  B  C

Claim 19:
20. The lumen stent preform according to claim 16, characterized in that:
when the pure iron blank and the iron alloy blank are both incompletely annealed structure, the walls of the pure iron blank and the iron alloy blank are not completely annealed, the wall thickness is 0.13-3 mm, and the outer diameter is 2.3-20 mm; and
when the pure iron blank and the iron alloy blank are both completely annealed structure, the wall thickness of the pure iron blank and the iron alloy blank is 0.16-3 mm, and the outer diameter is 3.5˜20 mm.