Publications by authors named "Alper Kaya"

Background: Concomitant knee injuries, such as meniscal tears, are observed in up to 80% of cases and can have a detrimental impact on outcomes following anterior cruciate ligament reconstruction (ACLR). Over recent decades, there has been a growing recognition of the importance of preserving meniscal tissue. Consequently, the prevalence of meniscal-preserving procedures has been on the rise.

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Implant-free press-fit tibial fixation technique has recently gained popularity in anterior cruciate ligament reconstruction because it does not cause tunnel widening, does not cause complications associated with additional fixation materials, allows bone-to-bone healing, and does not cause defects in revision surgery. Bone-patellar tendon autograft offers the advantage of direct bone-to-bone integration of the graft, and anterior knee pain is less expected than bone-patellar tendon-bone autograft. This technical report includes details of arthroscopic ACL reconstruction of patellar tendon-tibial tubercle bone autograft distal press-fit fixation technique.

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Purpose: Virtual arthroscopic training has become increasingly popular. However, there is a lack of efficiency-based tracking of the trainee, which may be critical for determining the specifics of training programs and adapting them for the needs of each trainee. This study aims to evaluate and compare the measures obtained with a non-invasive neurophysiological method with The Diagnostic Arthroscopy Skill Score (DASS), a commonly used assessment tool for evaluating arthroscopic skills.

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Implant-free press-fit tibial fixation technique has gained popularity recently due to the problems in bone tunnel expansion, defect, and revision surgery due to the tibial fixation material preferred in anterior cruciate ligament surgery. Patellar tendon-tibial bone autograft offers several advantages in anterior cruciate ligament reconstruction. We describe a tibial tunnel preparation method and the use of patellar tendon-bone graft in the implant-free tibial press-fit technique.

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Amyotrophic lateral sclerosis (ALS) affects the life of the family caregiver as well as the patient. This study aimed to determine the care burden and related factors among family caregivers of Turkish ALS patients. This descriptive study was conducted with 108 ALS patients and their informal caregivers through face-to-face interviews at home.

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Background: The aim of this study was to evaluate the clinical and radiological outcomes of arthroscopic transtibial pullout repair (ATPR) for the medial meniscus with both two modified loop stitches (TLS) and two simple stitches (TSS) techniques.

Methods: Between January 2013 and January 2016, 41 patients who had undergone ATPR for medial root tears with TLS and TSS techniques were retrospectively evaluated. The mean age at operation was 53 years (range 45-58).

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Objective: The aim of this study was to adapt the Amyotrophic Lateral Sclerosis Assessment Questionnaire (ALSAQ), developed for the evaluation of quality of life in amyotrophic lateral sclerosis (ALS) patients, into the Turkish society.

Methods: This methodological study was conducted in 92 ALS patients registered in 2 chapters (Istanbul and Izmir) of Turkish ALS-Motor Neuron Diseases Association. The expert opinion and forward-backward translation methods were applied for the linguistic validity of the ALSAQ (long and short versions: ALSAQ-40 and ALSAQ-5, respectively).

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In this study, a new electrooculography (EOG) based system that provides efficient communication for people suffered from motor neuron diseases is presented. The system consists of two distinct devices. The first device operates as a main unit that is activated by the subject's eye movements.

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Introduction: Amyotrophic lateral sclerosis (ALS) is a progressive neuromuscular disease with devastating and fatal respiratory complications. Diaphragm pacing stimulation (DPS) is a treatment option in diaphragm insufficient ALS patients. Ventilatory insufficiency depending on diaphragmatic failure is treated by the present study aimed to investigate prognostic value of preoperative clinical and functional characteristics of ALS patients undergoing implantation of a DPS system and to determine appropriate indications for the DPS system.

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Objective: The goal of anterior cruciate ligament (ACL) reconstruction is to place the graft in closest proximity to the native ACL anatomy. This study aims to examine the angular relation between intact anterior and posterior cruciate ligaments (PCL) from an arthroscopic perspective.

Methods: Forty patients (20 male, 20 female) with a mean age of 35.

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Between 2006 and 2011, 102 hips of 78 patients with end-stage osteoarthritis secondary to developmental dysplasia of the hip (DDH) underwent cementless total hip arthroplasty (THA). According to the Crowe's classification, 22 hips (21%) were type 1, 19 hips (18%) were type 2, 22 hips (21%) were type 3 and 39 hips (38%) were type 4 respectively. Functional and clinical analyses were performed by Harris Hip Scores (HHS).

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Objective: The aim of this retrospective, observational study was to describe the outcomes of total knee replacement (TKR) after failed Oxford phase 3 medial unicompartmental knee replacement (UKR).

Methods: The study included 24 revision TKRs (20 females, 4 males; mean age: 61 years) performed following failed aseptic UKR. Outcomes were assessed using the Knee Society Score (KSS).

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Purpose. The use of uncemented unicompartmental knee prostheses has recently increased. However, few studies on the outcomes of uncemented unicompartmental knee prostheses have been performed.

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A pyogenic granuloma is a tumorlike proliferation that occurs slightly more often in females, frequently involving the gingiva in the maxillary region. Clinically, it presents as a sessile or pedunculated exophytic mass with a smooth or lobulated surface, which tends to bleed easily. Its color can range from pink to dark red.

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Objective: The purpose of this study was to evaluate dental anxiety in patients undergoing apicectomy procedures performed with conventional instruments or an erbium-doped yttrium aluminum garnet (Er:YAG) laser.

Methods: Twenty-eight patients undergoing apicectomy were divided into two groups; roots were removed with an Er:YAG laser in group A (n=14) and with conventional instruments in group B (n=14). All patients completed preoperative State-Trait Anxiety Inventories (STAI) and postoperative questionnaires.

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Purpose: Complex distal humerus fractures are difficult to fix by conventional methods, especially in comminuted low distal humerus fractures. We propose a technique using small diameter K-wires and a plate on the humeral shaft.

Methods: Between May 2007 and March 2009, 19 patients with poor bone quality showing comminuted or low distal humerus fractures involving the articular surface were referred to our institution and were primarily treated by this technique that we called "pin and plate fixation".

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Purpose: Kienböck disease is characterized by avascular necrosis of the lunate bone, which is usually progressive without treatment. This study examined lunate core decompression for its treatment potential.

Methods: We surgically treated 20 patients with stage 1 to 3b Kienböck disease with lunate core decompression.

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Background: Distal chevron osteotomy (DCO) for mild to moderate hallux valgus deformity is inherently more stable than the other forms of distal metatarsal osteotomy, but complications such as loss of correction, infection, joint stiffness, delayed union, malunion and nonunion can occur. In this study, we evaluated the use of a capsuloperiosteal flap for stabilization of DCO in the treatment of hallux valgus.

Materials And Methods: A retrospective study was conducted on 59 patients (88 feet) that underwent distal Chevron osteotomy stabilized only with a capsuloperiosteal flap for mild and moderate hallux valgus deformity with a mean followup of 11.

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Purpose: The treatment of meniscal tears has changed since the early 1980s. Meniscus transplantation emerged as a treatment option during that period. This study aims to present the long-term results of the first lyophilised meniscus allograft transplants in Turkey.

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Objectives: In this study, we investigated the effect of periosteum on the union of autoclaved segmental bone grafts harvested from rabbit radii and replanted to their beds with intramedullary fixation to host bone.

Materials And Methods: Segmental bone defects, 15 milimeters long, in the middle of the left radius were created in 16 adult rabbits. The resected bones were autoclaved 15 minutes at 120 °C and reimplanted and fixed with intramedullary Kirschner wires.

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Objectives: This study evaluates the diagnostic value of the anterior cruciate ligament (ACL)-medial tibial plateau angle in ACL tears.

Patients And Methods: Ten male patients (mean age 34.6+/-11.

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Objectives: Studies on the anatomy of the anterior cruciate ligament (ACL) have shown that the normal ACL consists of two functional bundles named as anteromedial (AM) and posterolateral (PL) bundles. In this study, we evaluated the AM and PL bundles of the ACL using 1.5 tesla magnetic resonance imaging (MRI), which is routinely used in clinical practice.

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Osteochondritis dissecans (OCD) is a condition in which a portion of articular cartilage separates from the bone together with the underlying subchondral bone. Its classical localization is the medial femoral condyle. We presented a 14-year-old boy who had OCD lesions in both the medial femoral condyle and patella in the same knee joint.

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In this case report, we present a patient with right teratologic high hip dislocation, femoral hypoplasia and below-knee hemimelia associated with left fibular hemimelia. Combined open reduction, proximal femoral osteotomy and a Dega acetabuloplasty were performed in the right hip. Closed tibial wedge osteotomy and centralization of the foot with lateral release and Achilles tendon lengthening were performed for the left side.

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This review summarizes some new concepts introduced in the past five years for the radiological diagnosis and follow-up of developmental dysplasia of the hip (DDH). It has been found that the rates of obtaining a standard plain in hip ultrasonography using the Graf method range from 66% to 93% between 1 and 6 years, being greater than 90% between 1 and 3 years. It has been reported that taking the lateral point of acetabular subchondral sclerosis as the measuring point, instead of the lateral point of the acetabular roof, while measuring both the Sharp's angle and the center-edge angle could better define the global hip pathology.

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