Jan M. Sieber

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In July 1977, prophylactic indomethacin for "high-risk" total hip arthroplasty candidates was adopted for the prevention of heterotopic bone formation. A total of 1053 patients were included in this retrospective study. Five hundred twenty-five patients were operated on before July 1977, whereas 528 patients had a total hip arthroplasty after July 1977,(More)
This study dealt with the effects of polymethylmethacrylate (PMMA) in total hip and knee arthroplasty patients on serum gamma-glutamyltranspeptidase GGTP levels. Patients undergoing open reduction and internal fixation of hip fractures served as control patients. Results of this study showed that 11 of 90 total hip patients and seven of 23 total knee(More)
The installation <i>Monkey Business</i> invites to interact with a cuddly toy monkey that mimics the body gestures of a visitor. It provokes users to explore similarity and sympathy with an electronic device in a playful way. The fluffy appearance presents an ironic approach to the fact that people are more gravitated to a cuddly toy by finding him even(More)
Twelve adult dogs were used to evaluate the effect of pulsed isotonic saline irrigation on bony ingrowth. The distal supracondylar ridge of the knee was transected. Six dogs had the area irrigated with a pulsed lavage system for 15 sec and six dogs did not. A porous piece of polyethylene was then stapled to the cancellous surface. Three of each were(More)
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