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  Kadem Koc, Busra Burcu Kucuk Ordulu, Ramazan Burak Ferli, Busra Yesilyurt, Nizamettin Guzel, Serkan Tulgar, Mustafa Süren
  Challenge Journal of Perioperative Medicine (2023) 1(1) 2-5
  Aim:  Management of postoperative pain in hip surgeries is important for the quality of recovery. When regional anesthesia techniques are added to the multimodal analgesia plan, they increase the effectiveness of the analgesia plan. Supra-inguinal fascia iliac...
• Efficacy of bilateral ultrasonography-guided transversus abdominis plane block after laparoscopic sleeve gastrectomy: Prospective, randomized, controlled study
  Selcuk Alver, Tarik Umutoglu, Ismail Sumer, Senniye Ulgen Zengin, Ufuk Topuz, Mefkur Bakan, Kadir Idin, Suleyman Bozkurt, Ziya Salihoglu
  Challenge Journal of Perioperative Medicine (2023) 1(1) 6-11
  Aim: Transversus Abdominis Plan (TAP) block is an interfascial plane block, commonly used as an analgesic technique   in abdominal surgeries. The aim of this study is to investigate the postoperative analgesic efficacy of bilateral ultrasonography (US) guided ...
• The effect of build direction on component strength in SLA-based additive manufacturing
  Hojjat Ghahramanzadeh Asl, Derya Karaman
  Challenge Journal of Structural Mechanics (2024) 10(3) 95-100
  Nowadays additive manufacturing is frequently used, especially in industrial applications such as aerospace and biomedical. In the additive manufacturing method, thanks to the layered manufacturing technique, it enables the production of components with all ki...
• Prediction of postoperative acute kidney injury after cardiopulmonary bypass cardiac surgery: The role of preoperative inflammatory indices and intraoperative perfusion stress
  Mehmet Akif Yilmaz, Mehmet Zubeyir Guney, Nuray Uzun, Hasan Emre Kivanc, Ebubekir Sonmez, Muhammed Enes Aydin
  Challenge Journal of Perioperative Medicine (2026) 4(1) 21-31
  Background: Postoperative acute kidney injury is a frequent complication after cardiac surgery performed with cardiopulmonary bypass and is closely associated with increased mortality. This study aimed to evaluate the predictive value of preoperative renal fun...
• Evaluation of Analgesic Nociceptive Index in intraoperative and postoperative pain management in general anesthesia applied with two different methods
  Mahmut Alp Karahan, Kadri Burak Ethemoğlu, Evren Büyükfırat, Ahmet Atlas, Veysi Yazar, Mehmet Baki Bilsel
  Challenge Journal of Perioperative Medicine (2024) 2(1) 3-9
  Aim: Effectiveness of analgesic nociceptive index (ANI) monitoring in predicting both intraoperative and postoperative early pain in neurosurgery patients undergoing lumbar spinal surgery. The patients were administered general anesthesia using different anest...