Advertisement

PentaVision

Retinal Physician

Article

Surgical Roundtable Case 4: Implanting a Subretinal Photovoltaic Prosthesis

Frank Brodie, MD, MBA, presents the surgical technique for subretinal placement of the PRIMA implant, an investigational therapy for advanced geographic atrophy.

By: Christina Y. Weng, MD, MBA, Frank Brodie, MD, MBA, Mrinali Gupta, MD, FASRS, Nimesh A. Patel, MD
Retinal Physician July 1, 2026 Vol 23, Issue July-August 2026 Page(s): 8
2 Topic Commentaries

Surgical Roundtable Case 4: Implanting a Subretinal Photovoltaic Prosthesis

  • José-Alain Sahel, MD

    Ophthalmology (Retina)

    •

    University of Pittsburgh School of Medicine

    [This trial is] the first time that any attempt at vision restoration has achieved such results in a large number of patients. More than 80% of the patients were able to read letters and words, and some of them are reading pages in a book. This is really something we couldn’t have dreamt of when we started on this journey.

    Source
  • Daniel Palanker, PhD

    Ophthalmology

    •

    Stanford University School of Medicine

    The surgeon needs only to create a small pocket beneath the retina and then slip the photovoltaic cells inside it.

    Source