Introduction: Beta calcium sulfate hemihydrate (BCSH), which is commonly known as “Gypsum plaster” has long been used as bone graft material because of its excellent biocompatibility and the ability for bone regeneration. Several methods have been used for the preparation of BCSH, including heat treatment of calcium sulfate dihydrate with water, application of inorganic acids or condensed inorg...

BACKGROUND: Stiffness is a common problem after knee arthroplasty and need for further procedure. Patients who experience this usually have poor outcome. Flexion contracture the most reported case in reports; however, we rare of patient with extension total (TKA).
 CASE REPORT: A 62-year-old woman was presented 3-month history right TKA. After 3 month she came to hospital complained that c...

preoperative diagnosis of an airway obstruction should alert anesthetist to a potentially life threatening situation. intubation of the trachea while the patient is awa- ke or tra~heostomy under local anesthesia is a most useful technique and safty method in induction of anesthesia where problems are anticipated during the induction or g e ne r a l anesthesia.

An important research topic in the field of computational social choice is the complexity of various forms of dishonest behavior, such as manipulation, control, and bribery. While much of the work on this topic assumes that the cheating party has full information about the election, recently there have been a number of attempts to gauge the complexity of non-truthful behavior under uncertainty ...

We read with great interest the report by Nezu et al on thoracoscopic bullectomy performed under local anesthesia for the treatment of spontaneous pneumothorax (January 1997).x The authors selected patients with no pleural adhesions (by air insufflation and then x-ray), and they tried to identify their bullae preoperatively by using CT scans. They compared their results with those of a historic...