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临床试验/NCT05455398
NCT05455398Unknown不适用

Sun Yat-sen Memorial Hospital, Sun Yat-sen University

Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University1 个研究点 分布在 1 个国家目标入组 218 人开始时间: 2021年4月1日最近更新:
适应症

试验速览

阶段
不适用
入组人数
218
试验地点
1
主要终点
Establishment of a trans-round window inner ear continuous drug delivery system for the treatment of severe-to-profound sudden sensorineural hearing loss

研究概览

简要总结

The investigators enrolled patients with total sudden deafness who had failed treatment with systemic combined intra-dural hormone injections. The patients were randomly divided into a pilot group and a control group for a randomized controlled clinical study, with the pilot group receiving a round window niche enlargement via round window inner ear administration and the control group receiving regular intra-drum injection hormone therapy

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
None

入排标准

年龄范围
18 Years 至 65 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Age ≥ 18 years old, ≤ 65 years old
  • The diagnostic criteria for total deafness type of sudden deafness published in 2015 were met, and the patient had sudden, unilateral full-frequency severe or very severe sensorineural deafness with or without deafness, tinnitus, peri-aural numbness, vertigo, and dizziness, and the diagnosis of sudden deafness was supported by physical examination, pure tone audiometry(PTA), acoustic impedance, and auditory brainstem response(ABR). Magnetic resonance(MR) of the internal auditory tract ruled out the occupancy of the internal auditory tract and pontocerebellar region.
  • Those with an onset of ≤ 6 weeks who have received a systemic application of glucocorticoid shock therapy, glucocorticoid intra-drum injections, and medication to improve inner ear circulation, but have not responded to treatment (PTA improvement < 15 dB).
  • No history of middle or inner ear surgery, no history of radiotherapy or chemotherapy; no general anesthesia - contraindication.
  • Patients voluntarily participate in this study and sign an informed consent form

排除标准

  • Bilateral sudden deafness, drug-based deafness, autoimmune diseases, specific infections, syndromic deafness malignant tumors.
  • Pregnant and lactating women.
  • Cannot tolerate general anesthesia surgery, and severe liver and kidney dysfunction.
  • Any other conditions that the investigator believes should be excluded from this study.

结局指标

主要结局

Establishment of a trans-round window inner ear continuous drug delivery system for the treatment of severe-to-profound sudden sensorineural hearing loss

时间窗: up to one year

Assessment of post-operative hearing improvement by pure tone audiometry

次要结局

未报告次要终点

研究者

申办方类型
Other
责任方
Sponsor

研究点 (1)

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