CompletedNot Applicable

Disposable 7.5Fr Electronic Flexible Ureteroscope Combined 10Fr Ureteral Access Sheath for Treatment of Renal Stone <2cm

China23 participantsStarted 2022-04-20

Plain-language summary

Observation efficacy and safety of disposable f7.5 electronic flexible ureteroscope combined f10 ureteral guide sheath for treatment of renal stone \<2cm.

Who can participate

Age range18 Years

SexALL

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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion criteria

✓. Patients with kidney stones less than 2cm who choose to perform "Flexible ureteroscopic holmium laser lithotripsy";
✓. Over 18 years old, male or female;
✓. No hydronephrosis or mild to moderate hydronephrosis (collection system separation is less than 2cm);
✓. The subject has no mental illness or language dysfunction, can understand the situation of this study and has signed an informed consent form, and is estimated to be able to cooperate with the completion of the entire study;
✓. No urinary tract infection or no clinical manifestations of urinary tract infection;
✓. Patients with urinary tract infection, negative urine culture, and no fever need to undergo antibiotic treatment for more than 3 days; urinary routine examination suggests urinary tract infection, positive urine culture, and patients without fever need to undergo antibiotic treatment for more than 7 days, till the urine culture turns negative.

Exclusion criteria

✕. Patients with a previous history of ureteral stenosis or who have undergone open, laparoscopic ureteral, nephrectomy and lithotripsy;
✕. Fever or urinary tract infection is not treated according to the inclusion criteira;
✕. Pregnant women and women's menstrual periods;
✕. Cannot tolerate anaesthesia or surgery due to serious systemic diseases, heart disease, lung insufficiency and failure of important organs;
✕. Anatomical malformations such as polycystic kidneys, horseshoe kidneys, and ectopic kidneys;
✕. Patients with high suspicion of ureteral stenosis or diseases that are considered unsuitable to participate in this clinical study;
✕. Patients indwelling double J stent preoperatively;
✕. Patients who need bilateral upper urinary tract surgery at the same time.

What they're measuring

Success rate of Accessing

Timeframe: 1 day

Trial details

NCT IDNCT06491524

SponsorNingbo No. 1 Hospital

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2023-10-06

View on ClinicalTrials.gov More Ureteroscopy trials