Dusting versus fragmentation-extraction during laser lithotripsy for < 2cm proximal ureteric or renal pelvis stones

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2000029344

Enrollment

Unknown

Registered

2020-01-25

Start date

2020-02-20

Completion date

Unknown

Last updated

2020-02-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Urolithiasis

Interventions

experimental group:fragmentation-extraction

control group:dusting lithotripsy

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1) Upper urinary tract stone, size of stone less than 2cm; 2) can tolerate general anesthesia; 3) negative urine culture.

Exclusion criteria

Exclusion criteria: 1) The blood glucose of diabetic patients with local skin infection and coagulation dysfunction (oral antiplatelet drugs) which is difficult to control, and malignant tumor patients with cachexia treated with antiandrogen drugs; 2) urinary tract infection, positive urine culture; 3) urethral and ureteral stenosis.

Design outcomes

Primary

Measure	Time frame
stone free rates;	—

Secondary

Measure	Time frame
Times of ureteroscopy damage;	—

Countries

China

Contacts

Public ContactLin Xiong

Department of Urology, Shenzhen Hospital, Hong Kong University

xionglin1978@126.com+86 18073135786

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026