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Pubmed for Handhelds
PUBMED FOR HANDHELDS
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Title: [The evaluation of the properties of the silicone-rod and tissue reation after 5,5 years period of implantation]. Author: Gosk J, Podrez-Radziszewska M, Szotek S, Rabczyński J, Reichert P, Urban M, Wlacek R, Knakiewicz M. Journal: Polim Med; 2007; 37(1):25-33. PubMed ID: 17703721. Abstract: In this study we presented a case of prolonged detention of the temporary flexor tendon prosthesis after implantation in the hand. The silicone-rod removed after more than 5 years was subject to an examination: scanning microscopy, measurement of hardness, scanning differential calorimetry, spectroscopy in infra-red and resistance examinations. The obtained results were compared with a findings after examinations of the new, not used silicone-rod. The greatest changes were observed in maximum value of tensile strength (sigmaB) of the material after test of uniaxial tensile tests, which was about 30% smaller for a silicone-rod after implantation. The other result of investigations didn't reveal an important differences between a new and a used rod. The comparison of the tissue reaction was performed by collection a part of sheath in described case and a part of sheath produced around a rod after 10 weeks period of implantation. The generation of a capsules consisted of fibrous connective tissue with concomitant inflammation process was observed in both cases in histopathological view. Silicone rubber is a material which preserve its most important properties even after prolonged period of implantation.[Abstract] [Full Text] [Related] [New Search]