results the mean age of patients was 16.7 ± 2.5 years. there was no statistically significant difference between the two groups regarding gender, age, curve before surgery, and percentage of flexibility. the mean curvature was 70 ± 20.7 in the hr and 64.81 ± 19.4 in the cd group before surgery (p = 0.09); and the mean curvature was 40 ± 16.3 and 26.58 ± 15.37 in hr and cd groups respectively af...

knowledge of surgery is one of the milestones in islamic civilization. the purpose of this study was to find principles and proven techniques used by muslim surgeons, third to twelfth century ah. the present study, enjoying a historical approach, used a descriptive analysis method with matching samples. the findings of the study revealed that, during this period, some of the principles and tech...

abu al-qasim khalaf ibn-e-abbas zahrawi(936-1013 a.d.), known as albucasis in west, was one of the greatest physicians in the islamic world. to many historians, he was considered as the father of modern surgery. his book, al-tasrif, e.g., written in 30 chapters, was, in fact, a medical encyclopedia of that era. it was used as one of the main references in medical academic centers for centuries....

Whereas John Hunter (1728-93) the anatomist, zoologist, physiologist, pathologist and museum collector receives unceasing eulogy, his work as a practising surgeon is curiously neglected. As far as can be determined, there are no studies devoted to his instruments and operative technique before a personal investigation in 1991, perhaps for the good reason that these would prove inconclusive. Nev...

background deep venous thrombosis (dvt) is a major risk of morbidity and mortality in morbid obese patients underwent bariatric surgery. there are some controversies in different kind of prophylactic strategies for dvt in laparoscopic bariatric surgeries. unfractionated heparin (ufh) is an available and reversible anticoagulant used for dvt prophylaxis. objectives this study aimed to compare cl...

The aim of this paper is to show the significance of the function of Mechanic of Surgical Instruments in raising up a modern, in 19th century terms, surgical clinic by prof. Ludwik Bierkowski. Exploiting mainly source materials, this article discusses the character of mechanical occupations and his duties. The personality of Gotlob Jentsch, first to take this position, and his immediate success...

Use of the phaco tip technique for lens cleavage and removal does not require manual hydrodissection using a syringe and cannula, or cortical removal using an irrigation/aspiration tip. The phaco tip is the only surgical instrument required for this technique. Its advantages include maintaining a stable intraocular pressure during cortical cleaving hydrodissection and lens removal, which includ...

The procedures for purchasing surgical instruments and consumables are similar to those for purchasing equipment, which were addressed in our “Equipment for eye care” issue (number 73, September 2010). The major difference with consumables is that the number of items in stock (the ‘stock level’) must be monitored constantly. Consumables are generally fast moving and require frequent replacement...