Patent ID: 11925544
Assignee: SHANGHAI TENDFO MEDICAL TECHNOLOGIES CO. LTD.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 3:
4. The pulmonary artery stent of claim 1, wherein all double wave segments arranged in the circumferential direction in each of the support segments are connected to form a single layer double wave support unit, and each of the single layer double wave units connects to a reinforcing layer double wave support unit; and an arrangement of support ribs of the reinforcing layer double wave support unit is similar to the double wave segments of the single layer double wave support unit, vertices are formed at joints of the support ribs of the reinforcing layer double wave support unit, and vertices on axial sides of the reinforcing layer double wave support unit are integrally connected to vertices of corresponding positions of the single layer double wave support unit.