About this trial
The objective of this study is to compare the effectiveness of batten grafts plus septoplasty and turbinate reduction (intervention arm) compared to septoplasty and turbinate reduction alone (control arm), both in terms of subjective and objective assessments.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Be age 18 or above
Able to provide written informed consent
Have an indication for batten graft, septoplasty and turbinate reduction according to prevailing surgical practices.
Septal deviation must be present on direct or endoscopic examination
Disqualifiers
Septal perforation
History of previous functional rhinoplasty or sinus or septal surgery
Patients who are selected for concurrent aesthetic/cosmetic rhinoplasty
Untreated allergic rhinitis or allergic rhinitis unresponsive to medical management
Trial design
Parallel
Treatments tested in this trial
Batten batten graft
Procedure/SurgeryThe batten grafts are autologous grafts from the patients' own tissue, produced from nasal septal quadrangular cartilage. This will be obtained during the septoplasty portion of the procedure. The batten graft will be used to stabilize the internal nasal valve and prevent nasal valve collapse on inspiration.
Septoplasty
Procedure/SurgeryA portion of the quadrangular cartilage of the nasal septum is removed. This will be performed as a standard septoplasty.
Inferior Turbinate Reduction
Procedure/SurgeryThe bilateral inferior turbinates will be surgically ablated.
Treatment groups
Trial outcomes
Primary outcomes
Nasal Obstruction Symptom Evaluation (NOSE) score
1. The NOSE scale is a scoring scale from 0 to 4 (0 = no problem for quality of life, 4 = a severe problem) under 5 different parameters 2. The sum of 5 different parameters are added up to give a range of possible sums from 0-20. This sum is then multiplied by 5 to give a final score with range 0-100. Ref: Stewart MG, Witsell DL, Smith TL, Weaver EM, Yueh B, Hannley MT. Development and validation of the nasal obstruction symptom evaluation (NOSE) scale. Otolaryngol Head Neck Surg 2004;130:157-163
Secondary outcomes
Lateral Wall Insufficiency (LWI) scores
Blinded, and derived by independent physician watching recorded videos 2. Grading system for lateral nasal wall collapse (0-100%). (1) Identify the junction of the upper and lower cartilages (black arrow) just above the recurvature of the lower lateral cartilage. (2) Imagine a line parallel to the nasal floor across to the septum. (3) Estimate the degree of collapse during inspiration as a percentage compared with repose. Ref: Tsao GJ, Fijalkowski N, Most SP. Validation of a grading system for lateral nasal wall insufficiency. Allergy Rhinol (Providence) 2013;4:e66-e68
Peak Inspiratory Flow Rate (PIFR)
Peak inspiratory flow rate ( PIFR ) is the maximum amount of air that can be inhaled over the time course of 1 deep breath, measured in L/min. This will be measured with a nasal spirometer.
Complications and side-effects
Measured using the the Common Terminology Criteria for Adverse Events (CTCAE) v5.0 Reference https://ctep.cancer.gov/protocolDevelopment/electronic\_applications/ctc.htm
Cost-effectiveness (EQ-5D-5L)
EQ-5D-5L is a standardized measure of health-related quality of life and validated for QALYs in rhinology research. Estimated total cost of each treatment arm per patient/Estimated QALY derived from EQ-5D-5L per patient = cost-per-QALY Reference: Development and preliminary testing of the new five-level version of EQ-5D (EQ-5D-5L) Herdman M, Gudex C, Lloyd A, Janssen M, Kind P, Parkin D, Bonsel G, Badia X Qual Life Res 2011 Dec;20(10):1727-1736
Sponsors and contacts
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