Evaluation on the accuracy of the navigation system in laparoscopic colorectal surgery.

Evaluation on the accuracy of the navigation system in laparoscopic colorectal surgery. - Evaluation on the accuracy of the navigation system in laparoscopic colorectal surgery.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000021986

Enrollment

Registered

2016-05-09

Start date

2016-05-09

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

Colorectal cancer

Interventions

To measure the registration error in the target point indicated by laparoscopic forceps with infra-red tracking system.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Patients with descending/sigmoid /rectal cancer 2) Laparoscopic primary tumor resection and D3 lymph nodes dissection 3) CT after admission 4) Written IC

Exclusion criteria

Exclusion criteria: 1) Emergency operation 2) Pregnant 3) Sever heart/respiratory failure 4) Ineligible cases

Design outcomes

Primary

Measure	Time frame
target registration error(TRE)	—

Countries

Japan

Contacts

Public ContactTomoaki Okada

Kyoto University Division of Gastrointestinal Surgery

t.okada@kuhp.kyoto-u.ac.jp075-366-7595

Outcome results

None listed

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