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Assessment of voice characteristics in patients post total surgical removal of voice box with artificial voice machine.

Assessment of acoustic characteristics of tracheoesophageal speech in patients with tracheoesophageal prosthesis following total laryngectomy

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2018/03/012531
Enrollment
30
Registered
2018-03-13
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: null- Post total laryngectomy with tracheoesophageal prosthesis

Interventions

None listed

Sponsors

JIPMER
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: For subjects: All patients >18 years Post Total Laryngectomy with successful tracheoesophageal voice prosthesis.

Exclusion criteria

Exclusion criteria: Patients with residual disease following Total Laryngectomy.

Design outcomes

Primary

MeasureTime frame
Acoustic parameters of tracheoesophageal speech 1. Fundamental frequency in Hz 2. Maximum phonation time (seconds) 3. Jitter (%) 4. Shimmer (dB) Timepoint: 3 years—

Secondary

MeasureTime frame
Pronunciation parameters of tracheoesophageal speechTimepoint: 3 years—

Countries

India

Contacts

Public ContactJijitha Lakshmanan

JIPMER

gsivram@gmail.com9442355292

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026