Blood vessel exhaust needle

The utility model discloses a blood vessel exhaust needle which comprises a needle body, a hollow channel is arranged in the needle body in a penetrating mode in the length direction of the needle body, the two ends of the needle body are the head end and the tail end respectively, the head end is provided with a needle tip, and an exhaust groove communicated with the hollow channel is formed in the outer side of the needle body. With the adoption of the intravascular stent, residual gas in a blood vessel can be exhausted more efficiently, so that the operation efficiency is further improved. 本实用新型公开了一种血管排气针，包括针体，所述针体内部沿其长度方向贯穿设置有中空通道，所述针体的两端分别为头端与尾端，所述头端具有针尖，所述针体的外侧设置有与所述中空通道相互连通的排气槽，所述排气槽相对所述尾端而靠近头端设置，本实用新型可更高效地排出血管内的残留气体，从而进一步提高手术效率。