Evaluation of efficacy and safety of robot-assisted laparoscopic partial nephrectomy using Da Vinci S surgical system

Evaluation of efficacy and safety of robot-assisted laparoscopic partial nephrectomy using Da Vinci S surgical system - Clinical evaluation of robot-assisted laparoscopic partial nephrectomy

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000010815

Enrollment

100

Registered

2013-05-27

Start date

2013-01-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Renal tumors

Interventions

Robot-assisted laparoscopic surgery using DaVince S surgical system

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Renal tumors 4cm or less, 2) exophytic tumors larger than 4cm

Exclusion criteria

Exclusion criteria: 1) Patients with pT3a or those with metastases to lymph nodes or distant organs, 2) patients suspected to have severe intraabdominal adhesion due to multiple previous surgery, 3) patients for whom the surgery is not indicated, 4) Patients who are not considered eligible for this trial by a trial administrator.

Design outcomes

Primary

Measure	Time frame
operation time, peri-operative complication, renal ischemic time, postoperative renal function, oncological outcome	—

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026