Lunate ≈ Lunate
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Arthroscopic-Assisted Combined Dorsal and Volar Scapholunate Ligament Reconstruction with Tendon Graft for Chronic SL Instability Open
Background Both the dorsal and the volar portion of the scapholunate interosseous ligament (SLIL) are major stabilizers of the scapholunate (SL) joint. Most reconstruction methods to restore SL stability do not address the volar constraint…
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Kienböck Disease: A New Algorithm for the 21st Century Open
Background It has been over 100 years since the initial description of avascular necrosis of the lunate. Over the last two decades, there has been the introduction of advanced information regarding the etiology, natural history, classifica…
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The Etiology and Pathogenesis of Kienböck Disease Open
Kienböck disease is a condition that typically occurs in the "at-risk" patient, in the "at-risk" aspect of the proximal condyle of the "at-risk" lunate. In the active male, repetitive loading causes the stress fracture that commences in th…
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The Long-Term Outcome of Four-Corner Fusion Open
Introduction Four-corner arthrodesis with excision of the scaphoid is an accepted salvage procedure for scapholunate advanced collapse (SLAC) and scaphoid nonunion advanced collapse (SNAC) and has been performed in our unit for over 20 yea…
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The Role of Dynamic (4D) CT in the Detection of Scapholunate Ligament Injury Open
Background Scapholunate (SL) interosseus ligament injuries detected at an early stage could allow the surgeon to prevent progression through the spectrum of injury that leads to instability, and eventually osteoarthritis. We contend that e…
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Stabilization of Volar Ulnar Rim Fractures of the Distal Radius: Current Techniques and Review of the Literature Open
Background Distal radius fractures involving the lunate facet can be challenging to manage. Reports have shown the volar carpal subluxation/dislocation that can occur if the facet is not appropriately stabilized. Literature Review Recent e…
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Predicting Carpal Bone Kinematics Using an Expanded Digital Database of Wrist Carpal Bone Anatomy and Kinematics Open
The wrist can be considered a 2 degrees‐of‐freedom joint with all movements reflecting the combination of flexion–extension and radial–ulnar deviation. Wrist motions are accomplished by the kinematic reduction of the 42 degrees‐of‐freedom …
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What Is the Radiographic Prevalence of Incidental Kienböck Disease? Open
Level III, prognostic study.
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Distal Radius Volar Rim Fracture Fixation Using DePuy-Synthes Volar Rim Plate Open
Background To assess the results of distal radius fractures with the involvement of the volar rim fixed with the DePuy-Synthes Volar Rim Plate. Case Description We searched for the patients with volar rim fracture and/or volar rim fracture…
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A four-dimensional-CT study of in vivo scapholunate rotation axes: possible implications for scapholunate ligament reconstruction Open
Additional fixation of the palmar scapholunate interosseous ligament has been advocated to improve the long-term results of dorsal scapholunate interosseous ligament reconstruction. To investigate the validity of this approach, we determin…
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Volar Central Portal in Wrist Arthroscopy Open
Background Nowadays, the wrist is not limited to a dorsal visualization; the joint can be thought of as a "box," which can be visualized from almost every perspective. The purpose of this study was to describe a new volar central portal fo…
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Combined Volar and Dorsal Approach for Fixation of Comminuted Intra-Articular Distal Radial Fractures Open
Purpose Multifragmentary intra-articular fractures displaced in multiple planes are a challenge. We use a reproducible technique of fracture and articular reduction using an initial volar approach targeting reduction in the volar lunate fa…
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Fixation Options for the Volar Lunate Facet Fracture: Thinking Outside the Box Open
Background Fractures of the distal radius with small volar ulnar marginal fracture fragments are difficult to stabilize with standard volar locking plates. The purpose of this study is to describe alternative techniques available to stabil…
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<span>Computer‐aided 3D</span> analysis of anatomy and radiographic parameters of the distal radius Open
Introduction This study applied mathematical modeling to examine the anatomy of the distal radius; to define the radiographic parameters in a 3D imaging modality; and to report their normal ranges in the uninjured radius. Materials and met…
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Clinical Outcome of Lateral Wedge Osteotomy of the Radius in Advanced Stages of Kienböck's Disease Open
Radial wedge osteotomy yielded excellent radiological and functional outcomes in advanced stages of Kienböck's disease and these results were comparable to those of Lichtman stage IIIA disease. This technique could be a useful alternative …
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Varisized <span>3D</span>‐Printed Lunate for Kienböck's Disease in Different Stages: Preliminary Results Open
Objective To evaluate the feasibility of arthroplasty with varisized three‐dimensional(3D) printing lunate prosthesis for the treatment of advanced Kienböck's disease (KD). Methods From 2016 November to 2018 September, a retrospective stud…
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Stress fracture of the scaphoid in an elite junior tennis player: a case report and review of the literature Open
In this case, the scaphoid stress fracture had resulted from repetitive practicing of the attacking backhand high volley, which involved excessive dorsal flexion of the wrist. Although rare, scaphoid stress fractures must be considered in …
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Quantifying in vivo scaphoid, lunate, and capitate kinematics using four-dimensional computed tomography Open
Objective We aimed to establish a quantitative description of motion patterns and establish test-retest reliability of the four-dimensional CT when quantifying in vivo kinematics of the scaphoid, lunate, and capitate. Materials and methods…
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Ulnar shortening osteotomy as a treatment of symptomatic ulnar impaction syndrome after malunited distal radius fractures Open
A malunited distal radius fracture can lead to symptomatic ulnar impaction syndrome, which is a common cause for ulnar-sided wrist pain. If conservative treatment fails and symptoms persist after an arthroscopic ulnocarpal debridement, uln…
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A New Technique for Volar Capsulodesis for Isolated Palmar Scapholunate Interosseous Ligament Injuries: A Cadaveric Study and Case Report Open
Introduction Most surgical techniques for scapholunate interosseous ligament (SLIL) repair address only the dorsal component of the ligament, potentially leading to high surgical failure rates. We introduce a new technique to reconstruct t…
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Postoperative Pain Is Correlated with Scaphoid Dorsal Translation following Scapholunate Interosseous Ligament Reconstruction Open
Background Dorsal scaphoid translation (DST) has been demonstrated to occur in patients with complete scapholunate interosseous ligament (SLIL) tears. Radiographs and magnetic resonance imaging (MRI) have demonstrated ability to detect DST…
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Interindividual anatomical variations affect the plate‐to‐bone fit during osteosynthesis of distal radius fractures Open
We hypothesized that interindividual variations in the teardrop, which represents the volar projection of the lunate facet of the distal radius, cause unsatisfactory fitting of the volar locking plate to the bone. This can cause flexor ten…
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Kienböck Disease and Arthroscopy: Assessment, Classification, and Treatment Open
The assessment and management of Kienböck Disease (KD) has always been a conundrum. The Lichtman classification has traditionally been used to guide treatment based on imaging. Arthroscopy provides a direct visualization of the articular s…
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3T MRI of wrist ligaments and TFCC using true plane oblique 3D T2 Dual Echo Steady State (DESS) – a study of diagnostic accuracy Open
Objective: This study was designed to assess the accuracy of unenhanced 3T MRI supplemented with dedicated true plane reformats of 3D T2 Dual Echo Steady State (DESS), in assessing tears of scapholunate, lunotriquetral ligaments and triang…
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Reconstruction of the Scapholunate Ligament Using Capitohamate Bone-Ligament-Bone Open
Background The biomechanical properties of the capitohamate (CH) ligament are equivalent to those of the scapholunate (SL) interosseous ligament. We reconstructed the SL ligament using the CH bone-ligament-bone substitute for chronic injur…
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Quantitative three-dimensional assessment of Madelung deformity Open
In the diagnostic work-up of Madelung deformity conventional radiographic imaging is often used, assessing the three-dimensional deformity in a two-dimensional manner. A three-dimensional approach could expand our understanding of Madelung…
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Recent Advances in Assessment and Treatment in Kienböck’s Disease Open
Kienböck’s disease is a rare disease described as progressive avascular osteonecrosis of the lunate. The typical manifestations include a unilateral reduction in wrist motion with accompanying pain and swelling. Besides recent advances in …
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Cable-Augmented, Quad Ligament Tenodesis Scapholunate Reconstruction Open
Maintaining reduction of the scapholunate interval after reconstruction can be difficult. The authors performed scapholunate reconstruction using tensionable suture anchors in 8 patients. The anchors provide a fixed cable that both fixes t…
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Posterior Radioscaphoid Angle as a Predictor of Wrist Degenerative Joint Disease in Patients With Scapholunate Ligament Tears Open
Posterior radioscaphoid angles were strongly associated with degenerative wrist disease, with potential prognostic implications in patients with wrist trauma and scapholunate ligament ruptures.
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Lunatum excision and scaphocapitate arthrodesis in Kienböck’s disease Open
Purpose: The aim of this study was to compare functional results before and after lunatum excision and scaphocapitate arthrodesis (SCA) using an angular stable circular plate in patients with Lichtman’s stage IIIB Kienböck’s disease. Metho…