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Fibrosis due to surgical trauma is a common problem with cochlear implants. Fibrosis limits the effectiveness of implant and increases the power consumption. Our aim in this study is to benefit from the anti-inflammatory effects of autologous platelet-rich fibrin to reducing the fibrotic cascade.
The most common problem with cochlear implants is that their effectiveness decreases over time and they are not functional enough mainly due to fibrosis.
Our aim in this study is to benefit from the anti-inflammatory effects of autologous platelet-rich fibrin to reducing the fibrotic cascade.
Cochlear implant application will be performed under general anesthesia. After the postauricular incision and mastoidectomy, posterior tympanotomy will find the middle ear and from there the round window, and platelet fibrin prepared with the i-prf technique will be locally applied to the round window during the operation, and then implantation will be performed.
The points where the electrode enters the cochlea will be covered with fascia.
Intraoperative NRT and impedances will be measured on all electrodes in all patients, and NRT and impedance measurements will be repeated in the 1st week, 1st month, 3rd and 6th months postoperatively.
Custom Sound EP 5.0 (5.0.4.136) program provided by Cochlear company will be used for these measurements.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| intracochlear prf administration group | Experimental | intracochlear prf administration group |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| intracochlear platelet rich fibrin administration | Drug | intracochlear platelet rich fibrin administration during routine cochlear implantation surgery |
|
| Measure | Description | Time Frame |
|---|---|---|
| Electrode Impedance(Ohm) | All intra-operative impedance values will be acquired after surgery. They will be repeated in first week, 1, 3 and 6th months | 1-6 months |
| Measure | Description | Time Frame |
|---|---|---|
| Electrode thresholds(CL) | All intra-operative threshold values will be acquired after surgery. They will be repeated in first week, 1, 3 and 6th months | 1-6 months |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Fazil N Ardic, MD | Contact | 902582965799 | fnardic@pau.edu.tr |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Pamukkale University | Recruiting | Denizli | 20070 | Turkey (Türkiye) |
The metadata will be shared by a public depository.
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| ID | Term |
|---|---|
| D006319 | Hearing Loss, Sensorineural |
| ID | Term |
|---|---|
| D034381 | Hearing Loss |
| D006311 | Hearing Disorders |
| D004427 | Ear Diseases |
| D010038 | Otorhinolaryngologic Diseases |
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open uncontrolled
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| D012678 |
| Sensation Disorders |
| D009461 | Neurologic Manifestations |
| D009422 | Nervous System Diseases |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |