Vitreous Surgery

Vitreous surgery simulator.

OBJECTIVE To reduce the surgical risks to patients and expose surgeons to surgical experience and complications, we have developed a practical system of vitreous surgery using virtual-reality technology. METHODS The system is composed of high-resolution color stereo binoculars, haptic devices, foot switches, and a high-speed graphics computer. To simulate vitreous surgery, we created several ...

Vitreous Prolapse in Cataract Surgery.

VITREous prolapse in cataract surgery is the worst complication that every ophthalmic surgeon is afraid of. The eye may recover but the chances of post-operative complications are many. The percentage of vitreous prolapse varies with different ophthalmic surgeons. Knighton (1949) reported 0 9 per cent. of vitreous prolapse and Cinotti (1952) reported 1-57 per cent. in the same series of patient...

Changes in corneal thickness following vitreous surgery

PURPOSE We investigated changes in corneal thickness following vitreous surgery and determined whether such changes can be used to evaluate the invasiveness of a vitrectomy. PATIENTS AND METHODS This retrospective, consecutive, comparative study examined 20 eyes that had undergone 23-gauge vitrectomy. Corneal thickness was measured prior to as well as following 1 week, 1 month, and 3 months a...

Chromovitrectomy in Vitreous Loss During Cataract Surgery

Life expectancy of diabetic patients undergoing vitreous surgery.

BACKGROUND Patients with advanced diabetic eye disease are commonly in poor general health. In addition to the ocular status, life expectancy is an important factor in the decision whether and how to perform vitreous surgery. The present study investigates mortality and risk factors for survival in diabetic patients following vitrectomy. METHODS The follow up of 332 consecutive patients who u...