NCT03680222

Brief Summary

The feasibility and effectiveness of Reversed Tracking Method for the identification and protection of extralaryngeal nerve branches in thyroid surgery were analyzed. Evidence-based medical evidence was used to evaluate the importance of EBSLN recognition and protection in thyroid surgery.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
100

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Oct 2018

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

September 9, 2018

Completed
12 days until next milestone

First Posted

Study publicly available on registry

September 21, 2018

Completed
10 days until next milestone

Study Start

First participant enrolled

October 1, 2018

Completed
12 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 30, 2019

Completed
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

September 30, 2020

Completed
Last Updated

November 9, 2018

Status Verified

November 1, 2018

Enrollment Period

12 months

First QC Date

September 9, 2018

Last Update Submit

November 7, 2018

Conditions

Keywords

external branches of superior laryngeal nervethyroidectomythyroid cancer

Outcome Measures

Primary Outcomes (1)

  • The identification rate of the external branch of the superior laryngeal nerve.

    The identification rate of the external branch of the superior laryngeal nerve.

    up to 6 months postoperatively

Secondary Outcomes (6)

  • Friedman classification

    up to 6 months postoperatively

  • videostrobolaryngoscopy

    up to 6 months postoperatively

  • analysis of maximum phonation time (MPT)

    up to 6 months postoperatively

  • voice level (VL)

    up to 6 months postoperatively

  • fundamental frequency (Fo)

    up to 6 months postoperatively

  • +1 more secondary outcomes

Study Arms (2)

Standard method

NO INTERVENTION

Standard method recommended by the guide

Reversed Tracking Method

EXPERIMENTAL

Reversed Tracking Method

Procedure: Reversed Tracking Method

Interventions

Reversed Tracking Method

Reversed Tracking Method

Eligibility Criteria

Age18 Years - 60 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • thyroid papillary cancer patients
  • thyroid adenoma patients
  • tumor diameter less than 4cm
  • patients who require only unilateral thyroid surgery as required by the guidelines

You may not qualify if:

  • The upper pole tumor invades the anterior dorsum and may accumulate the area of the superior laryngeal nerve;
  • Patients who have previously performed head and neck surgery;
  • Preoperative laryngoscopy and sound assessment abnormalities or previous vocal cord surgery history;
  • If there is a language or hearing impairment, the follow-up assessment cannot be completed;
  • The assessment failure of nerve function due to the technical deficiency of the IONM equipment
  • Elimination criteria:
  • Patients with recurrent laryngeal nerve palsy after surgery affect the evaluation of the laryngeal nerve.
  • The patient is asked to withdraw from the follow-up assessment midway.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Fujian Medical University Union Hospital

Fuzhou, Fujian, 350001, China

RECRUITING

MeSH Terms

Conditions

Thyroid NeoplasmsRecurrent Laryngeal Nerve Injuries

Condition Hierarchy (Ancestors)

Endocrine Gland NeoplasmsNeoplasms by SiteNeoplasmsHead and Neck NeoplasmsEndocrine System DiseasesThyroid DiseasesLaryngeal Nerve InjuriesLaryngeal DiseasesRespiratory Tract DiseasesOtorhinolaryngologic DiseasesVagus Nerve InjuriesCranial Nerve InjuriesCranial Nerve DiseasesNervous System DiseasesCraniocerebral TraumaTrauma, Nervous SystemWounds and Injuries

Study Officials

  • wenxin zhao, md

    Fujian Medical University Union Hospital

    STUDY CHAIR

Central Study Contacts

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
PARTICIPANT
Purpose
TREATMENT
Intervention Model
PARALLEL
Model Details: Different methods of protection of external branches of superior laryngeal nerve
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
clinical professor

Study Record Dates

First Submitted

September 9, 2018

First Posted

September 21, 2018

Study Start

October 1, 2018

Primary Completion

September 30, 2019

Study Completion

September 30, 2020

Last Updated

November 9, 2018

Record last verified: 2018-11

Data Sharing

IPD Sharing
Will not share

Locations