Renal pelvis swab device of cultivation is done to desirable renal pelvis urine

The utility model provides a renal pelvis swab device of cultivation is done to desirable renal pelvis urine, includes: outer tube, swab. The outer tube include the outer tube pipe shaft and dispose in the four valve lamellas on outer tube pipe shaft top. Four lamellas the hard to bear promotion alternate segregation of membrane lamella ability is in order to expose the opening on outer tube pipeshaft top, and four lamellas the membrane lamella can be close to in order to shelter from when not receiving the promotion each other the opening on outer tube pipe shaft top, the swab includes swabrod, installs in the swab head on swab rod top. The swab can be certainly the opening of outer tube pipe shaft bottom penetrates and oneself the opening on outer tube pipe shaft top is worn out, justthe swab certainly the in -process that the opening on outer tube pipe shaft top was worn out can pass through swab head promotes four lamellas membrane lamella alternate segregation passes four lamellas the membrane lamella. 种