Randomized Controlled Clinical Trial for Endoscopic Submucosal Dissection by Hook Knife with Water Jet Function.

Randomized Controlled Clinical Trial for Endoscopic Submucosal Dissection by Hook Knife with Water Jet Function. - Randomized Controlled Clinical Trial for Endoscopic Submucosal Dissection by Hook Knife with Water Jet Function.

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000017074

Enrollment

Registered

2015-04-10

Start date

2015-04-10

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

Gastric or Esophageal Cancer

Interventions

Hook Knife Hook Knife with Water Jet Function

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Gastric or esophageal cancer which has indication of endoscopic submucosal dissection. 2) Written and signed consent for trial participation must be obtained from the patient.

Exclusion criteria

Exclusion criteria: 1) Prior radiotherapy from mediastinum to upper abdomen. 2) The subject judged as without eligibility for the safety of this study by lead principal investigator or contact doctor.

Design outcomes

Primary

Measure	Time frame
The insertion number of injection needle per resected area.	—

Secondary

Measure	Time frame
Procedure duration of ESD per resected area (from injection to the end of dissection) The number and amount of the injection from mucosa by injection needle per resected area The number and amount of the injection to submucosal layer by injection needle per resected area The number and amount of the injection from mucosa by Hook knife with water jet function per resected area The number and amount of the injection to submucosal layer by Hook knife with water jet function per resected area	—

Measure

Time frame

Procedure duration of ESD per resected area (from injection to the end of dissection) The number and amount of the injection from mucosa by injection needle per resected area The number and amount of the injection to submucosal layer by injection needle per resected area The number and amount of the injection from mucosa by Hook knife with water jet function per resected area The number and amount of the injection to submucosal layer by Hook knife with water jet function per resected area

—

Countries

Japan

Contacts

Public ContactAkiko Takahashi

Saku Central Hospital Advanced Care Center Department of Endoscopy

ctroffice@sakuhp.or.jp0267-62-8181

Outcome results

None listed

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