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Biomedical subjects

S D Poliak

Publications and source records attributed to S D Poliak.

At least 19 recordsLinked to original sources

[Experience of surgical treatment of the heart and pericardium wounds].

Results of treatment of 120 injured persons with the heart and pericardium wounding were analysed. Issues of diagnosis and treatment of the heart and pericardium wounding were reviewed. Efficacy of treatment of the heart and pericardium wounding depends on the time gap between the trauma moment and the specialized surgical aid delivery. Diagnostic measures for the possible heart and pericardium wounding ought to be minimal. The established heart and pericardium wounding diagnosis, and sometimes the possibility of such wounding, constitute indication for performance of urgent operative intervention. All the heart woundings must be sutured and pericardial cavity drained.

Adolescent↗

[Application of contact laser scalpel in thoracic surgery].

The authors have carried out 296 transthoracic and endoscopic YAG-laser operations in various diseases of bronchopulmonary system. Sapphire and quartz applicator-tips were used as a contact scalpel. The procedures of laser operations with the use of the contact mode are described in detail and comparative evaluation of both types of thermal applicator-tips is given. The combination of cutting and coagulation properties of the contact laser scalpel enables its use in various operations on the lung and pleura including thoracoplastic interventions as well as accomplishment of an endoscopic photoresection of endobronchial tumors.

Endoscopes↗

[The use of surgical and therapeutic bronchoscopy in thoracic surgery].

The results of treatment of 260 patients who were subjected to 485 endoscopic operations with laser and electrosurgical methods are described. Excellent and good results were obtained in 199 patients (76.6%). The results of treatment of 43 patients by means of temporary endobronchial occlusion showing its efficacy in pulmonary bleedings as well as in complex treatment of pneumo- and pyopneumothorax are presented. The therapeutic effect of the low intensity endobronchial laser therapy on complex prophylaxis and treatment of obstructive bronchitis after surgical intervention on the lungs and pleura as well as in complicated traumatic injuries of the chest is noted.

Adult↗

[First experience in the use of endoprosthesis in the treatment of respiratory tract stenosis of tumorous genesis].

The experience of the main bronchi endoprosthesis in treatment of 15 patients with the respiratory tract stenosis of tumoral genesis was analyzed. The endoprosthesis of original construction was proposed. An operation was done with the help of rigid bronchoscope after preliminary laser recanalization of the stenosed segment. The immediate and late follow-up results permit to recommend the method for palliative treatment of pulmonary cancer.

Aged↗

[The use of laser radiation in the treatment of complicated chest trauma].

The results of treatment of 84 sufferers with a complicated thoracic trauma, using irradiation of the YAG-neodymium, argon, helium-neon and arsenide-gallium lasers, are presented. The techniques for the use of lasers for photocoagulation of defects of the lung and thoracic wall through a thoracoscope, endobronchial laser therapy and laser puncture is described. The expediency to use laser irradiation in the complex of treatment of a complicated thoracic trauma is shown.

Acupuncture Points↗

[Hazards and complications of endoscopic laser operations in thoracic surgery].

The danger and complications of endoscopic operations with the use of IAN- and argon lasers are characterized. Among 327 bronchoscopic laser interventions carried out for tumors of the respiratory tract, 7 (3.1%) were attended by complications in the form of perforation, hemorrhage, and laryngospasm. One case with empyema of the pleura was encountered among 35 patients after laser photocoagulation of the lung through a thoracoscope. Measures for the prevention and management of these complications were developed.

Adolescent↗

[Use of neodymium YAG laser in endoscopic hemostasis in thoracic surgery].

YAG-laser radiation was used for endoscopic hemostasis in 33 patients with bleeding endobronchial carcinomas and in 4 patients with chest injury complicated by bleeding from wounds of the lung and chest wall. For conducting laser photocoagulation, the authors prefer a rigid bronchoscope and a thoracoscope and pulsed laser radiation with a power of up to 40 Wt. As the results of treatment, hemostasis was achieved in 24 patients with lung carcinoma and in 4 patients with trauma of the chest. In some patients with pulmonary carcinoma laser photocoagulation creates conditions for successful surgery or chemoradiotherapy. The performance of thoracoscopic laser operations in chest injuries and traumas allows wide thoracotomy to be avoided in some patients. Complications were not registered in endoscopic laser operations.

Adult↗

[Use of endoscopic laser and electrosurgical interventions in thoracic surgery].

A total of 320 endoscopic yttrium-aluminum-garnet laser and electrosurgical operations were carried out on 186 patients with tumors of the trachea and bronchi. Most operations were performed with the use of Friedel's respiratory bronchoscope and general anesthesia. Optimization of the methods of endoscopic laser and electrosurgical interventions made it possible to achieve a positive clinical result in the form of recanalization of the stenosis and arrest of bleeding in 143 (75.3%) patients. Laser and electrosurgical endothoracic operations performed through a thoracoscope in 81 patients with traumatic and spontaneous pneumothorax removed the cause of the pneumothorax in most of them and allowed endoscopic hemostasis to be conducted and thoracotomy to be avoided in some of them.

Adult↗