Feasibility study investigating the efficacy and safety of endoscopic submucosal dissection (ESD) using a thin-endoscope for superficial pharyngeal neoplasms

Feasibility study investigating the efficacy and safety of endoscopic submucosal dissection (ESD) using a thin-endoscope for superficial pharyngeal neoplasms - Efficacy and safety of a thin-endoscope ESD for superficial pharyngeal neoplasms

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000040961

Enrollment

Registered

2020-07-01

Start date

2020-06-15

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

superficial pharyngeal neoplasms

Interventions

ESD for superficial pharyngeal neoplasms

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with superficial pharyngeal neoplasms

Exclusion criteria

Exclusion criteria: 1.Pharyngeal neoplasms that cannot be expected curative resection by endoscopic treatment 2.Patients in disagreement with informed consent 3.Others

Design outcomes

Primary

Measure	Time frame
Completion rate/R0 resection rate	—

Secondary

Measure	Time frame
Procedure time, the rate of adverse events (perforation, delayed-bleeding, etc.)	—

Countries

Japan

Contacts

Public ContactTakashi Muramoto

NTT Medical Center Tokyo Department of Gastrointestinal Endoscopy

t.muramoto7711@gmail.com+81-3-3448-6111

Outcome results

None listed

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