The purpose of this clinical trial is to assess the safety and efficacy of SDX-3101 for treatment of adult patients with chronic rhinosinusitis without nasal polyps (CRSsNP) by investigating a vibration pattern of SDX-3101 compared to a control
Chronic rhinosinusitis (CRS) is a common disease (e.g. 11% of adults in the UK report symptoms of CRS) leading to substantial health and socioeconomic burden with estimated healthcare costs in the USA of $772/patient/year (2011). CRS is characterised by the long-term presence of multiple symptoms including facial pain/pressure in about 80% of CRS patients. Factors contributing to the pathophysiology of adult CRS include allergies, bacterial biofilms, asthma and exposure to various environmental pollutants. Computed tomography (CT) scans are often used to identify mucosal thickening and to identify any comorbid factors such as anatomic abnormalities. It is known from the literature that low vibration frequency can improve blood flow, significantly reduce inflammation, and increase the fibroblast activity \[13\]. Therefore, SynDermix AG created the innovative high-technology, portable medical device SDX-3101 targeting a disease with high unmet medical need. The device offers a drug-free or eventually an add on treatment complying with the maximum demands of safety for the patients potentially avoiding undesirable drug effects or surgery. SDX-3101 is indicated for treatment of CRSsNP in adults
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
SDX-3101 is used for drug-free treatment of CRSsNP in adults.
Kardinal Schwarzenberg Klinikum GmbH
Schwarzach im Pongau, Austria
Praxis Dr.med. Decot
Dreieich, Germany
ENT Research Institut für Klinische Studien
Essen, Germany
HNO Praxis am Neckar
Heidelberg, Germany
SNOT-20 GAV
The primary endpoint is the change in subjective symptoms as quantified by the German validated disease-specific 20-item Sino-nasal Outcome Test (SNOT-20 GAV) after 12 weeks. Superiority is defined as more than minimal clinically important difference (MCID) of 8.9 points to active control of SNOT-20 score at 12 weeks.
Time frame: 12 weeks
Lund-Kennedy Score
We use the Lund-Kennedy endoscopic scoring system to measure the patient's nasal cavity based on there were edema, vesicles, adhesions, scars and polyps
Time frame: day 0, day 14, week 6, 12 and at 6, 9 and 12 months
Overall disease control
Need for systemic medication, steroid or antibiotic, number of days
Time frame: day 14, week 6, 12 and at 6, 9 and 12 months
Need for surgical intervention
Capture surgical intervention
Time frame: day 14, week 6, 12 and at 6, 9 and 12 months
Ability to perform normal activities
Measured with the SNOT-20 GAV
Time frame: day 0, day 14, week 6, 12 and at 6, 9 and 12 months,
Acceptability of treatment
Measurement of Visual Analogue Scale 0 to 5, 0 is unacceptable to 5 fully accepted
Time frame: day 14, week 6, 12 and at 6, 9 and 12 months
Overall score SNOT-20
The SNOT-20 has a maximum score of 100 and a minimum score of 0. Higher values represent a worse outcome
Time frame: day 0, day 14, week 6, 12 and at 6, 9 and 12 months
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HNO - Arzt Allergologe Studienzentrum
Viernheim, Germany
Helios Universitätsklinikum Wuppertal
Wuppertal, Germany
Universitätsklinik für Hals-, Nasen- und Ohrenkrankheiten, Kopf- und Halschirurgie, Inselspital,
Bern, Switzerland
Department of ENT, Head and Neck Surgery Universitätsspital Zürich
Zurich, Switzerland
Pain in the face
Measured on a 4-point scale, (0=no symptoms; 1=mild symptoms present, but not troublesome; 2=moderate symptoms that were frequently troublesome but not sufficiently so to interfere with normal daily activities or sleep; 3=severe symptoms that interfered with normal daily activities or sleep)
Time frame: day 0, day 14, week 6, 12 and at 6, 9 and 12 months
Global impression by investigator
Measured with Visual Analogue Scale 0 to 10, 0 is unsatisfactory 10 is optimal outcome
Time frame: day 0, week 6, 12 and at 12 months,