[PDF] Top 20 Accuracy of Image-less Navigation for Functional Cup Positioning in Total Hip Arthroplasty

... Traditional navigation is currently used in <5% of THA procedures [15], due largely to its high cost, cumbersome nature and steep learning ...excellent accuracy in clinical studies, most recently in ... See full document

... primary hip joint replacement using image- less ...non-cemented cup was 53 mm (range 46-60) and averaged 54 (range 50- 58) for the cemented ...subjects, hip arthroplasty was ... See full document

... its navigation system for femoral milling in ...and functional tests to check whether it can function as intended to drill a curved ...the accuracy of the positioning and the orientation of a ... See full document

... with hip coxar- throsis due to previous untreated acetabular fracture (Paprosky type ...the hip and length discrepancy was accurately recovered as preoperative plan without signs of loosening, subsid- ence, ... See full document

... Abstract: Total hip arthroplasty is an increasingly common procedure used to address degen- erative changes in the hip joint due to ...with hip arthroplasty are accurate ... See full document

... accurate cup positioning is still a critical issue in ...the cup improves the functional outcome (inclination/anteversion zone of 45°/25° ± ...for cup-neck impingement [36] and minimize ... See full document

... CT-based navigation technique has the ability to allow surgeons to precisely plan the alignment of the acetabular cup and femoral stem before the procedure and execute it according to the ...final ... See full document

... Computer-assisted navigation offers the potential for improved accuracy when placing hip components during THA and may represent a viable method for improving long-term post-operative stability, a ... See full document

... the image is a projection, any rotation of the pelvis can add error ...when positioning the acetabular ...the hip on the operating table is very dif fi cult [17]; however, the orientation of the ... See full document

... pain, functional outcomes, length of hospitalization, hip stability and postoperative narcotic consumption ...postoperative functional rehabilitation, lower levels of perceived pain, and shorter ... See full document

... the cup positioning. This variation can be calculated as the cup offset and defined as the distance between the center of the femoral head and a perpendicular line passing through the medial edge of ... See full document

... Total hip arthroplasty (THA) is one of the most successful procedures in orthopedics today and is associated with reproducible, positive clinical outcomes (Charnley, ...incorrect positioning ... See full document

... based navigation - as possible alter- native [27]- requires the patient in lateral position or a change of the initial position possibly increasing the duration of the surgery ...component positioning using ... See full document

... patient functional outcomes. We have examined the effect of various cup positions on patient reported functional outcomes using a large ...absolute cup position correlates weakly with some ... See full document

... The conventional metal on polyethylene bearing surfaces generates particulate polyethylene debris. The main concern is the biological response to the debris that leads to aseptic loosening of the implants and osteolysis. ... See full document

... after total hip arthroplasty (THA) are often measured using instruments that meas- ure pain, function and/or quality of life ...in arthroplasty noted that it is critical to assess psychometric ... See full document

... Performing total hip artroplasty is possible even without or in weak hip abductor ...malfunctioning hip abductors, the solution is dual mobility total hip arthroplasty or ... See full document

... primary total hip arthroplasty depends on many factors including component design, patient selection and surgical ...Harris hip score is most common and popular among surgeon for evaluation of ... See full document

... We retrospectively reviewed 31 patients (31 hips) affected by recurrent dislocations of HAH, treated by a conversion to THA with dual mobility cups between 2006 and 2010. All patients had been given bipolar cemented ... See full document

... successful cup place- ...both cup anteversion and ...of cup placement within the safe zone for each side hip and found that the mean cup placement for anteversion in right THA was lower ... See full document