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Prospective Study Investigating Laparoscopic Surgery for Locally Advanced Rectal Cancer with Evaluation of CRM and TME quality: PRODUCT trial

Prospective Study Investigating Laparoscopic Surgery for Locally Advanced Rectal Cancer with Evaluation of CRM and TME quality: PRODUCT trial - PRODUCT trial

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000034364
Enrollment
300
Registered
2018-10-03
Start date
2018-06-14
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 cancer

Interventions

None listed

Sponsors

Sapporo Medical University, Department of Surgery, Surgical Oncology and Science
Lead Sponsor
Iwate Medical University Oita University Cancer Institute Hospital Kitasato University Kyoto University Kindai University National Cancer Center Hospital East Kouseiren Takaoka Hospital Saitama Medical University International Medical Center Juntendo University Toranomon Hospital Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital Nagoya University Hyogo College Of Medicine Fukuoka University Fujisawa City Hospital Fujita Health University Yokohama City U
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Rectal cancer (less than or equal to 12 cm from the anal verge) cStage II, III Scheduled for laparoscopic surgery or robot-assisted surgery Age greater than or equal to 20 years

Exclusion criteria

Exclusion criteria: The depth of invasion is cT4b

Design outcomes

Primary

MeasureTime frame
Negative rate for CRM (>1mm)

Secondary

MeasureTime frame
Quality of TME (complete or nearly complete or incomplete)

Countries

Japan

Contacts

Public ContactAtsushi Hamabe

Sapporo Medical University Department of Surgery, Surgical Oncology and Science

ahamabe@sapmed.ac.jp011-611-2111

Outcome results

None listed

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