نتایج جستجو برای: suture material
تعداد نتایج: 375522 فیلتر نتایج به سال:
BACKGROUND AND AIM The increasing number of surgical procedures performed with local anesthesia, followed by immediate patient discharge from the hospital, emphasizes the need for a tight waterproof suture that is capable of maintaining its tensile strength in the postoperative phase when the wound tumescence, edema due to the anesthetic drug, and surgical trauma disappear. Moreover, the issue ...
The incidence, distribution, size, and histopathology of rat small and large bowel tumors induced by sequential administra tion of 1,2-dimethylhydrazine followed by cecal placement of one of six differing types of suture materials were systematically examined. In addition, measurements of /3-glucuronidase activi ties in large bowel contents followed by fecal trace metal deter minations were don...
BACKGROUND Robot-assisted anastomosis holds great promise for the future. To secure surgery quality, some key process factors, such as the force arrangement of sutures, should be provided because of the lack of haptic feedback in robotics systems METHODS A model of anastomosis is presented to establish the mechanical relationship between vessel and sutures. Stress distribution of the vessel l...
To explore the premise that the immature primate visual system responds differently to total unilateral occlusion (no competitive abnormal binocular interaction) than it does to lid suture, one eye in two infant Macaca mulatta was completely occluded with optically opaque material. After a recovery period of 2 months, single cell responses from the striate cortex were recorded, and the lateral ...
BACKGROUND Wound infections after abdominal surgery are still frequent types of nosocomial infections. Suture materials might serve as a vehicle for mechanical transport of bacteria into the surgical wound. To prevent the contamination of suture material in surgical wounds, triclosan-coated suture materials with antibacterial activity was developed. We here report a prospective randomized pathw...
INTRODUCTION Rupture of the Achilles' tendon is a common injury occurring particularly in middle-aged men due to sports trauma. Operative treatment is preferred generally due to lower risk of re-rupture. Possible complications of the operation include suture granulomas. Suture granulomas might represent a foreign body reaction, which itself is the end-stage response of the inflammatory wound-he...
Repair success for injuries to the flexor tendon in the hand is often limited by the in vivo behaviour of the suture used for repair. Common problems associated with the choice of suture material include increased risk of infection, foreign body reactions, and inappropriate mechanical responses, particularly decreases in mechanical properties over time. Improved suture materials are therefore n...
BACKGROUND This study reports two cases of conjunctival granuloma with necrosis caused by an exposed suture in the upper palpebral conjunctiva masquerading as ocular surface squamous neoplasia. CASE PRESENTATION Two patients presented with chronic conjunctival ulcerative and granulomatous lesions on the superior bulbar conjunctiva that repeatedly recurred after the mass was removed. The patho...
OBJECTIVE To evaluate the efficacy and safety of new antibacterial suture (Vicryl Plus) compared with a traditional braided suture (Vicryl) in a clinical study. The primary goal was to study effectiveness on reduced surgical site infection in an appendectomy operation. The authors' secondary goal was to analyze the safety and physical properties of Vicryl plus. MATERIAL AND METHOD This was a ...
The evolution of arthroscopic shoulder surgery has lead to advanced developments in instrumentation and equipment. Pivotal to successful surgery are the high strength sutures. With all claiming high strength, we aimed to assess biophysical properties of each material via light microscopy, scanning electron microscope and mechanical testing. Peak load and stiffness were assessed using a knot fre...
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