60 patients Inclusion Criteria: * age from 18 to 70 years * Indications for mini-PCNL * ASA score: 1-3 * Single percutaneous access to pyelocaliceal system * Size of solitary calculus up to 2.5 cm Exclusion Criteria: * Active urinary tract infection * Coagulopathy * Clinically significant infravesical obstruction (Qmax less than 10 ml / s, PVR more than 50 ml)
60 patients after PCNL will be recruited and randomized into 2 groups (30 vs 30): * No Catheterization after mini-PCNL (study) - the bladder catheterization is not performed. * Catheterization after mini-PCNL (control) - the bladder will be drained with the urethral catheter. All patients will fill out the VASP in 2, 6, 12, 24 hours after mini-PCNL. Ultrasound examination of urinary bladder will be performed after mini-PCNL. All the AE will be registered.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
60
Installation of Foley catheter into the urinary bladder
First Pavlov Saint Petersburg University
Saint Petersburg, Russia
RECRUITINGTo measure the level of pain in patients
Filling out the VASP score after PCNL by all patients in 2, 6, 12 and 24 hours
Time frame: 1 day
To register the AE regarding catheterization or absence of catheterization
Performing ultrasound examination of urinary bladder after PCNL,
Time frame: 1 day
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