First clinical study about safety and efficacy of a novel method to secure the visual field using gel during endoscopy

First clinical study about safety and efficacy of a novel method to secure the visual field using gel during endoscopy - First clinical study about safety and efficacy of a novel method to secure the visual field using gel during endoscopy

Status

Active, not recruiting

Phases

Phase 1

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000020101

Enrollment

Registered

2015-12-07

Start date

2014-02-09

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

Patients with gastrointestinal bleeding or inadequate preparation for endoscopy

Interventions

During endoscopy, when it is difficult to secure the visual field by using air insufflation and water immersion, we inject gel through the accessory channel.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with gastrointestinal bleeding or inadequate preparation for endoscopy

Exclusion criteria

Exclusion criteria: (A) acute abdomen (B) severe inflammation (C) pregnant woman (D) poor general condition patients who has risk for performing endoscopy such as ileus perforation of intestine pancreatitis respiratory disorder heart failure acquired hemophilia intestinal stricture large ulcer large tumor (E) patient who is judged to be unsuitable for this clinical trial

Design outcomes

Primary

Measure	Time frame
Subjective evaluation of efficacy of this method by the operator after the procedure	—

Secondary

Measure	Time frame
Adverse event related to the method using gel	—

Countries

Japan

Contacts

Public ContactTomonori Yano

Jichi Medical University Department of Medicine, Division of Gastroenterology

tomonori@jichi.ac.jp0285-58-7348

Outcome results

None listed

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