Through minimally invasive intervention or open surgery between the renal pelvis and the bladder, from the stent, drainage.
1. The material is polyurethane, anti-oxidation
2. Soft, highly elastic, not easily deformed
3. The surface is smooth and the X-ray is fully developed.
Single J type, double J type (open at both ends or one end open end closed), combined type (optional with guide wire, push tube, clip)