There was no association HM781-36B clinical trial with surgeon and hospital case volumes and the risk of revision total knee arthroplasty.

Conclusions: Our study suggests the benefit of potential long-term wear reduction with the LCS

implant may not be realized in a community-based setting, where a variety of surgical skills, surgical experience, and diverse patient demographic factors may affect early outcomes.”
“In this work we studied 65-nm-thick poly(vinylidene fluoride-trifluoroethylene) ferroelectric polymers films grown by Langmuir-Blodgett onto silicon substrates. Three dielectric anomalies have been unambiguously evidenced. The high temperature one near 380 K corresponds to the ferroelectric-paraelectric transition. The low temperature one near 270 K which is characterized by a beta relaxation is attributed to structural defects in the crystalline phase leading to inhomogeneous strains detected by x-ray diffraction. At approximately 320 K, a Debye-like relaxation is clearly evidenced. Possible origins for this

later relaxation are discussed. (C) 2009 American Institute Of Physics. [doi: 10.1063/1.3259431]“
“Background: The clock-face method to identify the femoral posterior cruciate ligament (PCL) attachment has poor accuracy and reproducibility. Measurements of clinically relevant anatomic structures Ralimetinib manufacturer would provide more useful surgical selleck products guidance. The purpose of the present study was to describe the attachments of the anterolateral and posteromedial bundles of the PCL relative to relevant landmarks to assist with arthroscopic anatomic PCL reconstructions.

Methods: Dissections were performed on twenty nonpaired fresh-frozen cadaveric knees.

Results: The distal articular cartilage margin of the intercondylar notch had a consistent shape conforming to the attachments of the anterolateral and posteromedial bundles. The mean distance (and standard deviation)

between the femoral centers of the anterolateral and posteromedial bundles was 12.1 +/- 1.3 mm. The distal margins of the anterolateral and posteromedial bundles were a mean of 1.5 +/- 0.8 mm and 5.8 +/- 1.7 mm proximal to the notch articular cartilage, respectively. On the tibia, the lateral plateau articular cartilage, the medial meniscus attachment, and an osseous ridge (“”bundle ridge”") separating the anterolateral and posteromedial bundles were important arthroscopic landmarks. The mean distance between the tibial centers of the anterolateral and posteromedial bundles was 8.9 +/- 1.2 MM.

Conclusions: The pertinent landmarks identified during arthroscopic PCL reconstruction consistently marked the borders of the attachments of the anterolateral and posteromedial bundles. To guide femoral tunnel placement, the centers of both bundles should be triangulated relative to the reported landmarks.