Clinical study of laparoscopic rectal resection / amputation for rectal tumor using (da Vinci Surgical System Si) robot assisted surgery

Clinical study of laparoscopic rectal resection / amputation for rectal tumor using (da Vinci Surgical System Si) robot assisted surgery - Clinical study of laparoscopic rectal resection / amputation for rectal tumor using robot assisted surgery

Status

Active, not recruiting

Phases

Phase 1

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000011339

Enrollment

Registered

2013-08-01

Start date

2013-08-16

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

Rectal tumor

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.Over 20 years old patient at the time of informed consent. 2.Rectal Tumor, histologically. 3.Performance Status (ECOG) is 0-1. 4.Patients who obtained the document voluntary consent of the patient himself after receiving a sufficient explanation upon participation in this study , on a full understanding.

Exclusion criteria

Exclusion criteria: 1.Patients with pelvic surgery history by laparotomy. 2.Other organs invasive rectal cancer patients. 3.Lateral lymph node metastasis. 4.Patients with a history colon, rectal cancer, excluding mucosal cancer. 5.Patient with investigator has determined to be inappropriate as a subject.

Design outcomes

Primary

Measure	Time frame
1.Conversion to laparotomy 2.Conversion to conventional laparoscopy	—

Secondary

Measure	Time frame
1.Intra-operative complication 2.Post-operative complication 3.Pathological positive rate of circumferential resection margin 4.Urinary dysfunction 5.Sexual dysfunction 6.3 years rate of local recurrence	—

Countries

Japan

Contacts

Public ContactShigenori Homma

Hokkaido University Hospital Gastroenterological Surgery I

011-706-5927

Outcome results