Evaluation of efficacy of Double Nasal-Scope Mucosal Cutdown Biopsy using the transnasal endoscope corresponding to the high frequency in gastric submucosal tumor.

Evaluation of efficacy of Double Nasal-Scope Mucosal Cutdown Biopsy using the transnasal endoscope corresponding to the high frequency in gastric submucosal tumor. - Evaluation of efficacy of Double Nasal-Scope Mucosal Cutdown Biopsy using the transnasal endoscope corresponding to the high frequency in gastric submucosal tumor.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000008600

Enrollment

Registered

2012-08-02

Start date

2012-08-02

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 submucosal tumor

Interventions

EG-580NW Nanoshooter

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)The patient's age is between 18 and 89 years old. 2)The patient who has diagnosis of gastric submucosal tumor. 3)Hospitalization. 4)Informed Consent. 5)The patient that contraception is possible during the study.

Exclusion criteria

Exclusion criteria: 1)At their own request of resignation or withdrawal of informed consent. 2)It was found that patients do not satisfy the criteria after entry. 3)Patients who are judged to be difficult treatment for worsening of the underlying disease. 4)Patients with severe renal failure, liver failure, circulatory failure. 5)Patients who are pregnant, suspected to be pregnant or breastfeeding. 6)Patients with drug allergy and/or history of severe side effects due to analgesic and/or sedatives. 7)Patients who are judged to be difficult treatment for complications. 8)Stop of this study. 9)Patients who are considered to be inapproriate by the investigators.

Design outcomes

Primary

Measure	Time frame
The rate of confirmed diagnosis by a biopsy.	—

Countries

Japan

Contacts

Public ContactMasakatsu Nakamura

Kanazawa Medical University Department of Gastroenterology

Outcome results

None listed

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