Status:

TERMINATED

NR600 System Retinal Prosthesis for Patients With Retinal Degenerative Diseases

Lead Sponsor:

Nano Retina

Collaborating Sponsors:

MedPass International

Conditions:

Retinitis Pigmentosa

Retinal Degeneration

Eligibility:

All Genders

18-80 years

Phase:

NA

Brief Summary

The study objective is to demonstrate safety of the NR 600 System, and to evaluate the performance of the device in restoring visual activity of daily living in subjects with retinal degenerative dise...

Detailed Description

The NR600 is a retinal prosthetic system intended to provide electrical stimulation to the retina to induce visual perception in patients with severe to profound vision loss due to degenerative retina...

Eligibility Criteria

Inclusion

  • Have confirmed diagnosis of end-stage hereditary outer retinal degeneration such as RP or cone-rod dystrophy
  • Visual acuity in both eyes from light perception to no light perception
  • Confirmed functional ganglion cells and optic nerve in the implanted eye
  • History of useful vision
  • Mentally competent

Exclusion

  • Diseases or condition that affect retinal and or optic nerve function
  • Optic Nerve diseases
  • Diseases or conditions that, in the judgement of the surgeon, impede the ability to implant the device or would prevent the system from functioning
  • Dry eye
  • Pre-disposition to eye rubbing
  • Posterior pole severe staphyloma
  • Strabismus superior to 10 prismatic diopter
  • Severe nystagmus
  • Corneal endothelium density \< 1500 cells/mm2
  • Refractive error ≥±8 diopters spheric and 3.5 diopter cylindric
  • Currently pregnant (female subject) or inadequate contraceptive treatment in female subjects \<50 years of age.
  • Hyperthyroidism or hypersensitivity to iodine
  • Neurological and/or psychiatric diseases (e.g. M. Parkinson, epilepsy, depression)
  • Participation in another study with any investigational drug or device that may conflict with the objectives, follow-up or testing of this study
  • Conditions likely to limit life to less than 1 year from time of recruitment to the study

Key Trial Info

Start Date :

January 17 2020

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

March 12 2023

Estimated Enrollment :

9 Patients enrolled

Trial Details

Trial ID

NCT04295304

Start Date

January 17 2020

End Date

March 12 2023

Last Update

March 15 2023

Active Locations (6)

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Page 1 of 2 (6 locations)

1

UZ Ghent

Ghent, Belgium

2

UZ Leuven

Leuven, Belgium

3

Rabin Medical Center

Petah Tikva, Israel

4

Sourasky Medical Center

Tel Aviv, Israel