Three patients with complete heart block had a high resistance to electrical stimulation of the endocardium through transvenous pacemaker systems. One patient died; one needed reoperation for implantation of epicardial electrodes; and the third required a generator of higher current. The present enthusiasm for permanent transvenous implantation of pacemakers must be tempered somewhat by the kno...

introduction: rheumatic heart disease still remains one of the leading causes of congestive heart failure and death owing to valvular pathologies, in developing countries. valve replacement still remains the treatment of choice in such patients.the aim of this study wasto analyze the postoperative outcome of  double valve replacement (mitral and aortic ) in patients of rheumatic heart disease. ...

Abstract The American eel (Anguilla rostrata) is a catadromous species occupying diverse habitats, but little known about the specific activities of this elusive nocturnal fish. Mobile radio and acoustic telemetry were used to locate 33 transmitter-implanted resident yellow eels (729 ± 22 mm TL), acquiring 1613 locations from 2014 2017 in 21-km2 slow-flowing section upper St. Lawrence River. Me...

objectives: profound hearing loss encounters children with delay in speech and language. as it is known language acquisition in young deaf children is a lengthy process, but cochlear implanted children have better spoken language skills than if they had not received the device. according to the importance of cochlear implant in deaf child's language development, this study evaluates the ef...

Objectives: Profound hearing loss encounters children with delay in speech and language. As it is known language acquisition in young deaf children is a lengthy process, but cochlear implanted children have better spoken language skills than if they had not received the device. According to the importance of cochlear implant in deaf childchr('39')s language development, this study evaluates the...

The purpose of the TRENDS trial was to assess the safety, efficacy, and cost effectiveness of a no-predilatation ("direct") stenting strategy in the treatment of de novo native coronary artery lesions using the Multilink Tetra stent system. In this multicenter, prospective clinical trial, 1,000 patients were randomized (1:1) to receive a Multilink Tetra stent with or without balloon predilatati...

Abstract Purpose Late periprosthetic fracture risk with uncemented ABG-II femoral stems at primary total hip arthroplasty (THA) has been reported before, but single-hospital surgeon-stratified reports of this implant have never published. We asked whether rates implanted a single tertiary hospital depended on patients’ age, gender and the operating surgeon. Methods The study included 1531 conse...

Dalian, a typical modern colonial city, originated in the late 19th century and was planned built by Russian architects. Academics have traditionally focused on unique qualities of spatial form from early stages urban development, but due to lack history archives, formation planning ideology this time not been examined. For study, we visited State Historical Archives search for relevant materia...