Vision loss caused by retinitis pigmentosa improved with retinal prosthesis

Raymond Iezzi, M.D., a vitreoretinal surgeon, describes how a retinal prosthetic device is used to restore rudimentary forms of vision to people with retinitis pigmentosa.

Introduction to scleral lenses

Muriel M. Schornack, O.D., Ophthalmology, provides an introduction to scleral lenses: Large-diameter, rigid, gas-permeable contact lenses that rest on the sclera.

Corneal Suturing, Part 1: A curriculum for suturing the cornea

In this series of videos, Leo J. Maguire, M.D., discusses how to engineer the placement of a suture in a corneal transplant so that the length, depth and radiality of the sutures are consistent around the circumference of a corneal graft.

Corneal Suturing, Part 2: Placing the needle into the graft

In this series of videos, Leo J. Maguire, M.D., discusses how to engineer the placement of a suture in a corneal transplant so that the length, depth and radiality of the sutures are consistent around the circumference of a corneal graft.

Corneal Suturing, Part 3: Engaging the needle deep in the host

In this series of videos, Leo J. Maguire, M.D., discusses how to engineer the placement of a suture in a corneal transplant so that the length, depth and radiality of the sutures are consistent around the circumference of a corneal graft.

Corneal Suturing, Part 4: Bringing the needle to the host surface

In this series of videos, Leo J. Maguire, M.D., discusses how to engineer the placement of a suture in a corneal transplant so that the length, depth and radiality of the sutures are consistent around the circumference of a corneal graft.