所述尿道扩张导管包括设置在所述扩张导管内的上皮和闭孔装置。

The urethra dilatation catheter comprises an epitheca and a hole closing device arranged in the epitheca.

youdao

所述尿道扩张导管包括设置在所述扩张导管内的上皮和闭孔装置。

The urethra dilatation catheter comprises an epitheca and a hole closing device arranged in the epitheca.

youdao