Third-generation puncture biopsy needle with tubular cutting design, which can obtain up to 59% more tissue samples compared to the side-slot cutting technology, with richer sampling in a single pass Patented bilateral cutting technology, significantly improving the success rate and stability of sampling (Patent: #201720589466.9) Sampling length 3 levels can be selected to meet different sampling needs, sampling length 10, 20, 30mm Lateral/posterior double-click hair key, to meet the needs of different parts and surgical use of demand Automatic safety device, to avoid the operation of accidental firing Use with coaxial needle, one puncture, multiple sampling.