background: using bouginage or balloon dilatation is the standard treatment for benign esophageal strictures. aùžbout two-thirds need repeated dilatations. for preventing recurrent strictures, many medications such as mitomycin-c have been used. mitomycin-c is a special antibiotic with anti-neoplastic characteristics, which inhibits fibroblast proliferation, reduces collagen production and decr...

Introduction: Hypospadias is a common congenital malformation in boys. One of the common surgical techniques for correction of hypospadias is (Tubularized Incised Plate urethraplasty=TIP). Meatal stenosis and fistula formation are known post-operative complications. The purpose of our study was to evaluate the effect of early urethral dilatation in prevention of post operative complications. Me...

between 1993-1996 seventy-three consecutive patients (33 m, 40 f, mean age 35.4) with newly diagnosed achalasia underwent one or more pneumatic dilatations with the rigiflex balloon using a protocol of graded dilatation with a fixed inflation pressure of 10 psi and constant duration of 30 seconds for all patients without using fluoroscopy. using vantrappen's classification for assessment o...

299 cases of incomplete abortions were admitted to jahanshah saleh hospital, razi medical school university of tehran during the period of october 10, 1973 to november 24, 1974. all were treated with single dilatation and curettage. the patient groups were roughly half outpatient and half inpatient. the information was recorded on standard forms and computed by the international fertility resea...

A dilatation structure on a metric space, is a notion in between a group and a differential structure. The basic objects of a dilatation structure are dilatations (or contractions). The axioms of a dilatation structure set the rules of interaction between different dilatations. There are two notions of linearity associated to dilatation structures: the linearity of a function between two dilata...

balloon dilatation of stricture is one of the new treatment methods among patients with gastric outlet obstruction (goo). however, the prevalence and underlying etiologies of goo in various populations are different. the goal of the present study was to determine the effectiveness of endoscopic balloon dilatation and factors that would affect its success rate patients with benign etiology for g...