16 research outputs found

    Navigation system accuracy, patient 3.

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    <p>(C, D) Orthogonal EBUS planes were projected on top of corresponding planes from the segmented CT models. Here, the axial plane is chosen for method illustration. (B, D) The EBUS and CT position of a 10R lymph node and the superior vena cava after manual shift correction. The resulting position deviation between EBUS and CT was combined for three planes, representing the navigation system accuracy. RMB = Right main bronchus. VCS = Superior vena cava.</p

    Schematic operating room setup during navigated EBUS-TBNA.

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    <p>Preoperative images in DICOM format were imported into the navigation software, and matched to the patient’s position during bronchoscopy (EM-CT-patient registration). When maneuvering the bronchoscope within the electromagnetic tracking (EM) field, the position of the bronchoscope sensor (BS) and EBUS images could be acquired in the navigation system. A reference electromagnetic sensor (RS) was attached on the table.</p

    Graphical user interface, patient 4.

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    <p>(A) The CT models of the central airways, a 4R and a 4L lymph node target, the tip of the EBUS-scope and the real-time EBUS image. (B) The corresponding image plane from preoperative CT. The thin white sector represents the exact position of the EBUS image. (C) Regular, real-time EBUS image, showing the 4R lymph node (arrow).</p

    Electromagnetic navigated EBUS-TBNA, procedure workflow.

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    <p>Preoperative preparations included target definition, CT model extraction and image import into the navigation software. During the EBUS procedure, image-to-patient registration was performed using an automatic algorithm in the navigation software. A combination of video, electromagnetic navigated bronchoscopy (ENB) and EBUS was used for target localization and confirmation before EBUS guided fine needle sampling. A variety of options existed for image reconstruction during the procedure or postoperatively.</p

    Experimental EBUS bronchoscope.

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    <p>The sensor for electromagnetic tracking was attached close to the convex probe in the tip of the bronchoscope. The connector to the sensor (arrow) was plugged into the control unit of the electromagnetic tracking system.</p

    Empowerment of phamacists in the phamacies

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    The diploma thesis aims on the employee empowerment, both the psychological empowerment (PE) and its antecedents - the structuctural empowerment (SE) and the leadership empowerment behaviour (LEB). The theoretical part gives a definition and an overview of the above mentioned terms including studies that deal with their relations, and also it describes consequences of the empowerment that can be on the individual, team or organizational level. Based on knowledge from the literature research the comprehensive model of the empowerment was build. In the second part there are analyzed following relations: the structural - psychological empowerment relation, the leadership empowerment behaviour - psychological empowerment relation and the structural empowerment - leadership empowerment behaviour relation. For obtaining the data the questionnaire was used. The results pointing at some potentionally problematic parts of empowerment in the organizations are introduced in the discussion and the conclusion

    OsiriX GUI.

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    <p>A) axial view of the original CT data, 2D result of the segmentation with threshold upper/lower algorithm, window of the region growing with threshold (upper/lower) algorithm; B) 3D panel.</p
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