Feasibility of ultrasound-guided posterior approach for interscalene catheter placement during arthroscopic shoulder surgery

BackgroundContinuous interscalene block has been known to improve postoperative analgesia after arthroscopic shoulder surgery.This was a prospective study investigating the ultrasound-guided posterior approach for placement of an interscalene catheter, clinical efficacy and complications after placement of the catheter.MethodsForty-two patients und

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Mathematical Model of the Heald with Damping Element

This study focuses on the analysis of the existing design solution of shedding mechanism.It is characterised by a heald attachment into the heald shaft with a necessary design allowance.The preparation of a mathematical model for the new concept of the heald attaching to the heald shaft frame is explained in this study.A damping element for dissipa

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