Examination of the efficacy and the safety in thyroplasty type 1 with titanium plate and arytenoid adduction

Examination of the efficacy and the safety in thyroplasty type 1 with titanium plate and arytenoid adduction - thyroplasty type 1 with titanium plate and arytenoid adduction

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000020616

Enrollment

Registered

2016-01-18

Start date

2015-12-17

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

unilateral vocal cord paralysis and vocal cord

Interventions

titanium plate

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: patients with unilateral vocal cord paralysis or vocal cord atrophy who have symptoms of hoarseness and aspiration

Exclusion criteria

Exclusion criteria: inoperable patients

Design outcomes

Primary

Measure	Time frame
Changes from baseline in Voice Handicap Index-10(VHI-10) scores at 12 weeks after the surgery	—

Secondary

Measure	Time frame
laryngeal inspection, subjective symptoms, vocal parameters of acoustic and aerodynamic measurements, voice related QOL(VRQOL),postoperative complications	—

Countries

Japan

Contacts

Public ContactChiba Yoshihiro

Yokohama City University School of Medicine Department of Otorhinolaryngology, Head and Neck Surgery

chiba_y@yokohama-cu.ac.jp045-787-2687

Outcome results

None listed

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