Last reviewed · How we verify
NCT05709223: CALOS4
Comparing the Performance of a Categorical Loudness Scaling Based Fitting With a Behavioural Fitting in Adults With a Nucleus Cochlear Implant 3 Months Post-activation
NA trial testing Categorical loudness scaling based fitting using the research fitting system. in Hearing Loss in 17 participants. Completed in 26 February 2025.
26 February 2025
Quick facts
| Lead sponsor | Cochlear |
|---|---|
| Phase | NA |
| Status | Completed |
| Study type | INTERVENTIONAL |
| Allocation | na |
| Design | single group |
| Masking | none |
| Primary purpose | other |
| Enrollment | 17 |
| Start date | 14 March 2023 |
| Primary completion | 26 February 2025 |
| Estimated completion | 26 February 2025 |
| Sites | 4 locations across United States, Australia, Germany |
Drugs / interventions tested
- Categorical loudness scaling based fitting using the research fitting system.
- Behavioural fitting using Custom Sound Suite (CSS 6.3) Software
Conditions studied
- Hearing Loss — all drugs for Hearing Loss →
Sponsor
Cochlear — full company profile →
Who can join
18 and older, any sex, with Hearing Loss. Patients with the condition only — healthy volunteers not accepted.
Sponsor's own description
This study aims to collect data in newly implanted cochlear implant-recipients to inform future development of fitting methods to optimally and efficiently program a cochlear implant.
Publications & conference data
No peer-reviewed publications indexed yet for this trial. Completed trials usually publish results within 12-18 months.
Verify or expand the search:
- PubMed search for NCT05709223
- Europe PMC full search
- ASCO Meeting Library
- ESMO Meeting Library
- bioRxiv preprints
- medRxiv preprints
- Google Scholar
Related trials
Other recruiting trials for Hearing Loss
Currently open trials in the same condition.
- NCT07176936 — Improving Speech in Noise Using Noninvasive Stimulation · NA · recruiting
- NCT07506408 — Randomised Study of Web-Based Auditory Training With Varying Perceptual and Cognitive Demands on Training Gains and Gene · NA · recruiting
- NCT07218913 — Testing the Addition of Pedmark to Cisplatin Chemotherapy for Reducing Drug-Induced Ear Damage in Men With Stage II-III · Phase 1 · recruiting
- NCT07414329 — Efficacy and Effectiveness of an Investigational Behind-the-Ear Hearing Device Kit · NA · recruiting
- NCT06930560 — HEARS-NPS: Addressing Hearing Loss as a Common Unmet Contributor of Neuropsychiatric Symptoms · NA · recruiting
Other Cochlear trials
Trials by the same sponsor.
- NCT07077070 — Investigating Electrical Categorical Loudness Scaling Using a Mobile Research App in Experienced Adult Cochlear Implant · NA · completed
- NCT07156461 — Hearing Outcomes With the Osia 3 Sound Processor Compared to the Osia 2 Sound Processor in Adult Osia Implant Recipients · NA · completed
- NCT06338670 — Clinical Performance of the Osia 3 Sound Processor Compared With the Osia 2 Sound Processor in Adult Osia Implant Users · NA · completed
- NCT06298396 — Investigating Stimulation Parameter and Electrode Mode Changes on Speech Perception in Experienced Adult Cochlear Implan · NA · completed
- NCT06100393 — New Algorithms to Signal Processing for Speech Enhancement in Adult Cochlear Implant Recipients. · NA · recruiting
Verify against primary sources
- ClinicalTrials.gov — authoritative US registry record
- WHO ICTRP — international registry index
- EU Clinical Trials Register
- Sponsor press releases (Google)
- Trial protocol + status: ClinicalTrials.gov NCT05709223 (US National Library of Medicine, public domain)
- Drug + disease cross-links: matched in real time against Drug Landscape's normalised drug + company + condition tables
- Sponsor: as reported to ClinicalTrials.gov by Cochlear
- Last refreshed: 17 April 2025
Drug Landscape aggregates and links these public records for informational use only. Always verify against the primary source before clinical or regulatory decisions. Canonical URL: https://druglandscape.com/trial/NCT05709223.
Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing