Seal wire is measured to blood pressure in blood vessel

The utility model relates to a seal wire is measured to blood pressure in blood vessel, seal wire distal end main part includes inside core silk, the gentle soft segment of distal end on inside core silk, the ring that develops, the gentle soft segment of near -end, near -end pipe shaft, pressure sensor, stranded conductor are established to the cover, the near -end linkage segment includes a plurality of conducting rings, a plurality of inlayer dead ring, near -end pipe shaft, a plurality of conducting ring, the coaxial setting of a plurality of inlayer dead rings, and inlayer dead ring part lies in the conducting ring, and the external diameter homogeneous phase of the external diameter of near -end pipe shaft, a plurality of conducting rings still forms a plurality of connecting pieces that well pass through including setting up respectively the inlayer dead ring outside and can making with, near -end linkage segment between near -end pipe shaft and the conducting ring adjacent with the near -end pipe shaf