Trephining for Epilepsy — Temporary Improvement

Corneal trephining for penetrating keratoplasty.

MANY complications following corneal grafting procedures may be attributed to the technical and biological problems associated with this type of surgery. It is generally agreed that accurate apposition of the graft to the margin of the incision in the recipient cornea is of the greatest importance. Manual trephining for penetrating keratoplasty frequently results in badly cut grafts, and for th...

Sclero-Corneal Trephining for Staphyloma

on sclero-corneal trephining, has not yet, I believe, led to the publication of any cases. During 1913 I operated on 17 eyes for this condition, and the results appear to me to be sufficiently encouraging to merit publication. The cases were not selected, my object being first to satisfy myself that reduction of a staphyloma could be effected by establishing free filtration between the aqueous,...

Sclero-Corneal Trephining

Otitis Media — Trephining

application of upfc based on svpwm for power quality improvement

در سالهای اخیر،اختلالات کیفیت توان مهمترین موضوع می باشد که محققان زیادی را برای پیدا کردن راه حلی برای حل آن علاقه مند ساخته است.امروزه کیفیت توان در سیستم قدرت برای مراکز صنعتی،تجاری وکاربردهای بیمارستانی مسئله مهمی می باشد.مشکل ولتاژمثل شرایط افت ولتاژواضافه جریان ناشی از اتصال کوتاه مدار یا وقوع خطا در سیستم بیشتر مورد توجه می باشد. برای مطالعه افت ولتاژ واضافه جریان،محققان زیادی کار کرده ...