BASIC DIRECTIONS OF SCIENTIFIC-RESEARCH WORKS IN THE SURGICAL SUBDIVISIONS OF INSTITUTE SURGERY OF ORGANS OF ABDOMINAL CAVITY Examinations are devoted to: 1. No healing and relapsing ulcers after operations concerning ulcerous disease of stomach and duodenum . 2.Comparative estimation of results of “open” and endoscopic operations of organs of abdominal cavity ( by immune , neuroendocrinal and hepatobiliar systems state). 3. Basing and inculcation of little invasive technologies of endovideosurgery in treatment of diseases of gastroenteric tract. 4. Problems of transplantation of the liver in Armenia: basing, working out of legal bases , ethical problems, immunological aspects and detalization of different stages of doing the transplantation of the liver. SURGICAL TREATMENT OF HEART AND VESSELS DISEASES Examinations are devoted to: 1. Atypical operative intervention in case of chronic arterial insufficiency of lower extremities pool. 2. Surgical prophylactics of thromboembolic complications of chronic venous insufficiency at the patients of obstetric-gynecological profile. 3. Complex treatment of trophic ulcer of lower extremities in case of chronic-venous insufficiency with the laser radiation usin.   NEUROSURGERY Examinations are devoted to: 1. Surgical treatment of discal hernia and subarticular stenosis. 2. Surgical treatment of intramedullary glial tumor. 3. Surgical treatment of epilepsy. UROLOGY Examinations are devoted to: 1. Endoscopic treatment of nonmalignant prostate hyperplasia of large scales. 2. Intestinal plasty of urinary bladder in case of neurogenetic dysfunctions. 3. Screening of prostate carcinoma. 4. Chronic prostatitis. 5. Erectile dysfunction and smoking. 6. Urolithic disease. 7. Superficial urinary bladder carcinoma. 8. Varicocele and infertile carcinoma.   COLOPROCTOLOGY Examinations are devoted to: 1. Reconstructive-recovering and plastic operations in case of colorectal diseases. 2. Diagnostics methods improvement, treatment of inflammatory , pretumor and tumor lesions of large intestine, perineum and sacrococcygeal region. PULMONARY SURGERY Examinations are devoted to: 1. Surgical treatment of pulmonary echinococcosis. 2. Surgical treatment of bronchopulmonary carcinoma. 3. Surgical treatment of extensive and deep decubitus at the patients with the spinal cord lesion. OPERATIVE REPRODUCTOLOGY Examinations are devoted to: 1. Patogenetic aspect of anovulatory form of sterility on the background of different states of thyroid gland. 2. Hyperplastic processes of mio and endometry at the women of reproductive age. 3. Effective methods search of treatment of different forms of gynecological endocrinopathies. ANESTESIOLOGY Examinations are devoted to: 1. Influence of general anesthesia on the cognitive functions of organism. 2. Influence of individualized premedication on metabolism of lipid components of biomembranes. RESUSCITATOLOGY Examinations are devoted to: 1. Learning of postperfused complications and prophylactics in case of operations on ”open” heart.