Impact of Anatomy-Based Cochlear Implant Programming on Early Performance
NCT ID: NCT06734039
Last Updated: 2025-10-01
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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ENROLLING_BY_INVITATION
NA
50 participants
INTERVENTIONAL
2025-10-31
2028-10-31
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
CROSSOVER
TREATMENT
SINGLE
Study Groups
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Default Clinical Frequency Setting
The audio processor frequency setting will be programmed based on current frequency defaults in the clinical programming software
Programming of cochlear implant audio processor frequency settings
Cochlear implant audio processor frequency settings will be adjusted within the clinical programming software
Default Anatomy-Based Fitting
The audio processor frequency setting will be programmed based on current anatomy-based fitting frequency defaults in the clinical programming software
Programming of cochlear implant audio processor frequency settings
Cochlear implant audio processor frequency settings will be adjusted within the clinical programming software
Experimental Anatomy-Based Fitting 1
The audio processor frequency setting will be programmed using experimental settings for anatomy-based fitting using individual anatomical information obtained from analysis of post-operative imaging.
Programming of cochlear implant audio processor frequency settings
Cochlear implant audio processor frequency settings will be adjusted within the clinical programming software
Experimental Anatomy-Based Fitting 2
The audio processor frequency setting will be programmed with experimental settings for anatomy-based fitting using individual anatomical information obtained from analysis of post-operative imaging.
Programming of cochlear implant audio processor frequency settings
Cochlear implant audio processor frequency settings will be adjusted within the clinical programming software
Interventions
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Programming of cochlear implant audio processor frequency settings
Cochlear implant audio processor frequency settings will be adjusted within the clinical programming software
Other Intervention Names
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Eligibility Criteria
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Inclusion Criteria
18 Years
ALL
No
Sponsors
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Med-El Corporation
INDUSTRY
Responsible Party
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Principal Investigators
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Katelyn Glassman, AuD
Role: PRINCIPAL_INVESTIGATOR
Med-El Corporation
Locations
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University of Kansas Medical Center
Kansas City, Kansas, United States
University of North Carolina
Chapel Hill, North Carolina, United States
MED-EL Corporation
Durham, North Carolina, United States
Countries
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References
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Shannon CM, Schvartz-Leyzac KC, Dubno JR, McRackan TR. Determinants of Cochlear Implant Satisfaction and Decisional Regret in Adult Cochlear Implant Users. Otol Neurotol. 2023 Dec 1;44(10):e722-e729. doi: 10.1097/MAO.0000000000004028. Epub 2023 Oct 19.
Sturm JJ, Ma C, McRackan TR, Schvartz-Leyzac KC. Frequency-to-Place Mismatch Impacts Cochlear Implant Quality of Life, But Not Speech Recognition. Laryngoscope. 2024 Jun;134(6):2898-2905. doi: 10.1002/lary.31264. Epub 2024 Jan 12.
Kurz A, Herrmann D, Muller-Graff FT, Voelker J, Hackenberg S, Rak K. Anatomy-based fitting improves speech perception in noise for cochlear implant recipients with single-sided deafness. Eur Arch Otorhinolaryngol. 2025 Jan;282(1):467-479. doi: 10.1007/s00405-024-08984-4. Epub 2024 Sep 19.
Fan X, Yang T, Fan Y, Song W, Gu W, Lu X, Chen Y, Chen X. Hearing outcomes following cochlear implantation with anatomic or default frequency mapping in postlingual deafness adults. Eur Arch Otorhinolaryngol. 2024 Feb;281(2):719-729. doi: 10.1007/s00405-023-08151-1. Epub 2023 Aug 7.
Kurz A, Herrmann D, Hagen R, Rak K. Using Anatomy-Based Fitting to Reduce Frequency-to-Place Mismatch in Experienced Bilateral Cochlear Implant Users: A Promising Concept. J Pers Med. 2023 Jul 8;13(7):1109. doi: 10.3390/jpm13071109.
Creff G, Lambert C, Coudert P, Pean V, Laurent S, Godey B. Comparison of Tonotopic and Default Frequency Fitting for Speech Understanding in Noise in New Cochlear Implantees: A Prospective, Randomized, Double-Blind, Cross-Over Study. Ear Hear. 2024 Jan-Feb 01;45(1):35-52. doi: 10.1097/AUD.0000000000001423. Epub 2023 Oct 12.
Dillon MT, Canfarotta MW, Buss E, Rooth MA, Richter ME, Overton AB, Roth NE, Dillon SM, Raymond JH, Young A, Pearson AC, Davis AG, Dedmon MM, Brown KD, O'Connell BP. Influence of Electric Frequency-to-Place Mismatches on the Early Speech Recognition Outcomes for Electric-Acoustic Stimulation Users. Am J Audiol. 2023 Mar;32(1):251-260. doi: 10.1044/2022_AJA-21-00254. Epub 2023 Feb 17.
Tan CT, Martin B, Svirsky MA. Pitch Matching between Electrical Stimulation of a Cochlear Implant and Acoustic Stimuli Presented to a Contralateral Ear with Residual Hearing. J Am Acad Audiol. 2017 Mar;28(3):187-199. doi: 10.3766/jaaa.15063.
Svirsky MA, Fitzgerald MB, Sagi E, Glassman EK. Bilateral cochlear implants with large asymmetries in electrode insertion depth: implications for the study of auditory plasticity. Acta Otolaryngol. 2015 Apr;135(4):354-63. doi: 10.3109/00016489.2014.1002052. Epub 2015 Feb 26.
Mertens G, Van de Heyning P, Vanderveken O, Topsakal V, Van Rompaey V. The smaller the frequency-to-place mismatch the better the hearing outcomes in cochlear implant recipients? Eur Arch Otorhinolaryngol. 2022 Apr;279(4):1875-1883. doi: 10.1007/s00405-021-06899-y. Epub 2021 Jun 15.
Canfarotta MW, Dillon MT, Buss E, Pillsbury HC, Brown KD, O'Connell BP. Frequency-to-Place Mismatch: Characterizing Variability and the Influence on Speech Perception Outcomes in Cochlear Implant Recipients. Ear Hear. 2020 Sep/Oct;41(5):1349-1361. doi: 10.1097/AUD.0000000000000864.
Goupell MJ, Noble JH, Phatak SA, Kolberg E, Cleary M, Stakhovskaya OA, Jensen KK, Hoa M, Kim HJ, Bernstein JGW. Computed-Tomography Estimates of Interaural Mismatch in Insertion Depth and Scalar Location in Bilateral Cochlear-Implant Users. Otol Neurotol. 2022 Jul 1;43(6):666-675. doi: 10.1097/MAO.0000000000003538.
Fitzgerald MB, Prosolovich K, Tan CT, Glassman EK, Svirsky MA. Self-Selection of Frequency Tables with Bilateral Mismatches in an Acoustic Simulation of a Cochlear Implant. J Am Acad Audiol. 2017 May;28(5):385-394. doi: 10.3766/jaaa.15077.
Fitzgerald MB, Sagi E, Jackson M, Shapiro WH, Roland JT Jr, Waltzman SB, Svirsky MA. Reimplantation of hybrid cochlear implant users with a full-length electrode after loss of residual hearing. Otol Neurotol. 2008 Feb;29(2):168-73. doi: 10.1097/mao.0b013e31815c4875.
Shannon RV. The relative importance of amplitude, temporal, and spectral cues for cochlear implant processor design. Am J Audiol. 2002 Dec;11(2):124-7. doi: 10.1044/1059-0889(2002/013).
Fu QJ, Shannon RV. Effects of electrode configuration and frequency allocation on vowel recognition with the Nucleus-22 cochlear implant. Ear Hear. 1999 Aug;20(4):332-44. doi: 10.1097/00003446-199908000-00006.
Dorman MF, Loizou PC, Rainey D. Simulating the effect of cochlear-implant electrode insertion depth on speech understanding. J Acoust Soc Am. 1997 Nov;102(5 Pt 1):2993-6. doi: 10.1121/1.420354.
Other Identifiers
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US2401 MED-EL ABF
Identifier Type: -
Identifier Source: org_study_id
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