Evaluation of the efficacy and safety of underwater endoscopic submucosal dissection with pocket creation method for superficial colorectal neoplasms

Evaluation of the efficacy and safety of underwater endoscopic submucosal dissection with pocket creation method for superficial colorectal neoplasms - Water-pocket ESD for colorectal neoplasms

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000026317

Enrollment

100

Registered

2017-04-01

Start date

2017-04-01

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

The indicated lesions for ESD in the colorectum

Interventions

The group with conventional ESD The group with WP-ESD

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The size of lesion is larger than 2cm and less than 5cm It is possible to follow the clinical course more than 28 d after ESD

Exclusion criteria

Exclusion criteria: Patients who have hematological abnormality and/or undergoing hemodialysis Patients who have serious complications Patients who are considered to be inappropriate for this study by doctors Patients who have polypoid lesions and/or inflammatory bowel disease Women who have baby and are pregnant

Design outcomes

Primary

Measure	Time frame
The dissection speed	—

Secondary

Measure	Time frame
The procedure time The rate of en bloc resection Adverse events	—

Countries

Japan

Contacts

Public ContactKenji Hayasaka

New Tokyo Hospital Gastroenterology

dr25027@gk2.so-net.ne.jp047-711-8700

Outcome results

None listed

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