Results 221 to 230 of about 171,095 (285)

Posterolateral corner reconstruction using hamstrings grafts—A comparative biomechanical study of three techniques

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose To compare three posterolateral corner (PLC) reconstruction techniques—the popliteofibular loop (PFLoop), the modified LaPrade (LP) and modified Arciero (AR) techniques—in restoring knee laxity in varus (VR), external tibial rotation (ER) and posterior tibial translation (PTT). Methods Nine cadaveric knees were subjected to 8Nm VR, 5Nm
Marcos Barbieri Mestriner   +5 more
wiley   +1 more source

Intraoperative variability between the anteroposterior and posterior condylar axes in primary TKA supports a 20° proximal trochlear entrance design for unrestricted kinematic alignment

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose Unrestricted kinematic alignment (uKA) in total knee arthroplasty (TKA) creates a challenge for trochlear design. Femoral implants designed for mechanical alignment (MA) use asymmetrical posterior bone cuts to adjust axial rotation and optimize patellofemoral tracking. In uKA, posterior bone cuts are calipered resections.
Edward J. McPherson   +4 more
wiley   +1 more source

Posterior tibial slope is linearly related to anteroposterior shift of the tibiofemoral contact mechanics: A biomechanical study

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose To investigate the changes in tibiofemoral contact mechanics following an infra‐tubercle slope‐modifying osteotomy. Methods An infra‐tubercle slope‐modifying osteotomy was performed on eight fresh‐frozen cadaveric knees and fixed with an external fixator, which allowed for accurate slope adjustments from 15° to 0° in 5° increments. The
Christian Peez   +8 more
wiley   +1 more source

Frontotemporal Orbitozygomatic Transcavernous Approach: Stepwise Cadaveric Dissection for a Safe Corridor. [PDF]

open access: yesJ Neurol Surg B Skull Base
Corecha Santos R   +6 more
europepmc   +1 more source

Progressive lateral femoral condyle lengthening in total knee arthroplasty produces dose‐dependent increases in patellofemoral joint loading and alters patellar tracking

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose To examine the biomechanical effects of progressive lateral femoral condyle lengthening on patellofemoral joint (PFJ) kinematics and kinetics following total knee arthroplasty (TKA), and to determine whether lateral condyle distalisation produces measurable, dose‐dependent alterations in PFJ loading and patellar tracking. Methods Eight
Jobe Shatrov   +5 more
wiley   +1 more source

Growing Medical Educators from Medical Students by Supporting Self-directing Learning Opportunities Born Out of Cadaveric Dissection. [PDF]

open access: yesMed Sci Educ
Kuo I   +17 more
europepmc   +1 more source

Reduced patella medialization in valgus and varus knees using a KA‐optimized femoral component in kinematically aligned TKA

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose Patellofemoral complications after total knee arthroplasty (TKA) are linked to femoral component design and trochlear alignment. This study compared the effects of a kinematically aligned (KA)‐optimized femoral component versus a standard design on patellofemoral kinematics, contact mechanics and quadriceps function, using native knee ...
Johanna‐Maria Simon   +8 more
wiley   +1 more source

Current concepts in isolated and combined injuries of the medial collateral ligament complex—Part I: Anatomy, biomechanics, clinical and radiological examination of the medial collateral ligament of the knee

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Injuries involving the medial collateral ligament (MCL), or combined injuries to both the anterior cruciate ligament (ACL) and MCL, are common and present considerable diagnostic and therapeutic challenges. Better understanding of MCL anatomy and biomechanics, especially in combined ACL–MCL injuries, has driven the need for updated clinical ...
Armin Runer   +24 more
wiley   +1 more source

Posterolateral corner deficiency amplifies varus‐related anterior cruciate ligament forces under dynamic loading: A biomechanical study

open access: yesKnee Surgery, Sports Traumatology, Arthroscopy, EarlyView.
Abstract Purpose This study examined the influence of varus alignment, posterolateral corner (PLC) insufficiency, and PLC reconstruction on forces acting on the anterior cruciate ligament (ACL). It was hypothesized that increasing varus would increase ACL force, PLC transection would amplify this increase, and reconstruction would restore force toward ...
Florian Gellhaus   +9 more
wiley   +1 more source

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