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Dive into the research topics where Eren Cansu is active.

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Featured researches published by Eren Cansu.


Journal of Bone and Joint Surgery-british Volume | 2010

Early or delayed limb lengthening after acute shortening in the treatment of traumatic below-knee amputations and Gustilo and Anderson type IIIC open tibial fractures: THE RESULTS OF A CASE SERIES

Fatih Parmaksızoglu; Ali S. Koprulu; Mehmet Bekir Unal; Eren Cansu

We present the results of 13 patients who suffered severe injuries to the lower leg. Five sustained a traumatic amputation and eight a Gustilo-Anderson type IIIC open fracture. All were treated with debridement, acute shortening and stabilisation of the fracture and vascular reconstruction. Further treatment involved restoration of tibial length by callus distraction through the distal or proximal metaphysis, which was commenced soon after the soft tissues had healed (n = 8) or delayed until union of the fracture (n = 5). All patients were male with a mean age of 28.4 years (17 to 44), and had sustained injury to the leg only. Chen grade II functional status was achieved in all patients. Although the number of patients treated with each strategy was limited, there was no obvious disadvantage in the early lengthening programme, which was completed more quickly.


Journal of Hand Surgery (European Volume) | 2011

Lengthening of a thumb distal phalanx replanted to its metacarpus because of loss of the proximal phalanx: case report.

Mehmet Bekir Unal; Eren Cansu; Fatih Parmaksızoglu

We report a successful thumb replantation by resecting the remnants of the crushed proximal phalanx and uniting the distal phalanx with the thumb metacarpal. The procedure resulted in extreme shortening, which we managed by distraction lengthening and deepening of the first webspace.


Journal of Reconstructive Microsurgery | 2011

The Reconstruction of Foot Soft Tissue Defects by Tangential Debulking of the Latissimus Dorsi Flap

Ahmet Fatih Parmaksizoglu; Mehmet Bekir Unal; Eren Cansu

Reconstruction of foot soft tissue is challenging particularly in the presence of a large defect involving both dorsal and plantar surfaces. In large defects, use of a latissimus dorsi muscle (LDM) flap is the preferred coverage method, yet LDM flaps are bulky. Despite undergoing multiple debulking procedures, patients whose feet are repaired with LDM flaps must wear oversized custom-made shoes. We developed an approach to allow patients to wear regular shoes. In six patients, we used a debulking procedure that was based on tangential trimming of the flap to the level of thickness required for normal foot contour. All patients underwent debulking 3 months after initial LDM flap coverage. The mean duration of follow-up care was 21 months (range, 8 to 32 months). All flaps survived a secondary debulking procedure. One patient developed an ulcer at the weight-bearing area of a sole. All six patients were able to wear regular shoes without difficulty.


Acta Orthopaedica et Traumatologica Turcica | 2013

Trigger finger at the carpal tunnel level: three case reports.

Fatih Parmaksizoglu; Eren Cansu; Mehmet Bekir Unal

Although trigger finger occurs mostly due to a problem at the A1 pulley various other causes have also been reported. We present three patients with different tumors at the carpal tunnel as a cause of triggering. All patients were treated with local excision.


Acta Orthopaedica et Traumatologica Turcica | 2015

Distraction lengthening of the proximal phalanx in distal thumb amputations.

Eren Cansu; Mehmet Bekir Unal; Fatih Parmaksizoglu; Serkan Gurcan

OBJECTIVE Thumb amputation is a major cause of hand dysfunction, and the treatment for distal thumb amputations remains controversial. Although finger reconstruction methods using distraction lengthening are known to restore finger length and function, we found no reports in the literature regarding phalangeal lengthening in thumb amputations. We aimed to evaluate proximal phalangeal lengthening in thumb amputations at or near the interphalangeal (IP) joint. METHODS We retrospectively evaluated patients who had undergone distraction lengthening of the proximal phalanx of the thumb. All patients underwent osteotomy, either during the initial procedure or as a second-stage procedure. Distraction began 10 days after osteotomy with the use of an external fixator that remained in place until ossification of the gap occurred without bone grafting. Patients were evaluated using the QuickDASH score. RESULTS Fourteen patients with a mean age of 27 years and a mean follow-up period of 7 years were enrolled. The mean phalangeal lengthening achieved was 20 mm. Ossification occurred at all distraction sites, and the fixators were maintained for a mean of 85 days. The mean healing index was 42.5 days/cm. All 14 patients achieved the desired amount of phalangeal lengthening without major complications such as nonunion, premature union, or gross infection. CONCLUSION For reconstruction in cases of distal thumb amputations, distraction lengthening of the proximal phalanx can be used to improve absolute length, web space, and grip distance. The technique is safe and effective, improves functionality/cosmesis, and offers a low complication risk.


Acta Orthopaedica et Traumatologica Turcica | 2015

Do timing of injection and status of the suction drain effect postoperative pain scores after intra-articular bupivacaine injection in arthroscopic ACL reconstruction?

Eren Cansu; Tevfik Balikçi; Mustafa Asansu; Selim Ergun; Yakup Yildirim

OBJECTIVE The aim of this study was to determine if the timing of intra-articular local anesthetic injection and the status of the suction drain affect variable pain scores after ACL reconstruction. METHODS The study included 40 patients undergoing arthroscopic ACL reconstruction randomized into 4 groups. Patients in Group 1 received intra-articular 20 ml of 0.25% bupivacaine 20 minutes before the start of the operation (preemptive: PE), Group 2 at the end of the operation with the suction drain opened (DO). Group 3 also received intra-articular bupivacaine at the end of the operation and the drain was kept closed for one hour postoperatively (DC). Group 4 did not receive any intra-articular injection (control group: CG) and served as the control group. Visual analog scale (VAS) scores and additional analgesic requirements were recorded. RESULTS The PE group had the lowest and the control group the highest VAS scores at the second postoperative hour. At the fourth postoperative hour, VAS scores were significantly higher in the DC group than the DO group (p<0.05). At the sixth postoperative hour, the PE and DC groups had significantly lower VAS scores than the other groups (p<0.05). At Hour 12, the PE and control groups had higher VAS scores than the DO and DC groups. VAS scores were not different among groups at Hour 24. The interval to first analgesic requirement was significantly shorter in the control group and longer in the PE group in comparison to the other two groups (p<0.001). CONCLUSION Intra-articular bupivacaine injection at different stages of the operation yielded variable VAS scores in the postoperative period. Closing the drain after intra-articular injection resulted in an early onset analgesic effect without shortening the duration.


The Open Orthopaedics Journal | 2017

Lateral Antebrachial Cutaneous Nerve as a Donor Source for Digital Nerve Grafting: A Concept Revisited

Mehmet Bekir Unal; Kemal Gökkuş; Evrim Sirin; Eren Cansu

Objective: The main objective of this study is to evaluate the availability of lateral antebrachial cutaneous nerve (LACN) autograft for acute or delayed repair of segmented digital nerve injuries. Patients and Methods: 13 digital nerve defects of 11 patients; treated with interposition of LACN graft that harvested from ipsilateral extremity were included in the study. Mean follow up period was 35, 7 months. The mean time from injury to grafting is 53, 3 days. The results of the mean 2PDT and SWMT values of injured /uninjured finger at the end of follow up period were evaluated with Paired T test. The correlation between the defect length and the difference of 2PDT, SWMT values between the uninjured and injured finger at the end of follow up period; were evaluated with Pearson - correlation analysis. Results: The mean value of our 2PDT and SWMT results are ~5,923, ~3, 52, respectively in which can be interpreted between the normal and diminished light touch. The defect length and difference percentage of SWMT values is positively and significantly correlated statistically. Mean length of interposed nerve grafts was 18.5 mm. The age of the patient and the mean values of 2PDT and SWMT with the difference % of 2PDT and % of SWMT are not statistically correlated. Conclusion: Based on results regarding sensory regaining at recipient side and negligible sensory deficit at harvesting side, we suggest that lateral antebrachial cutaneous nerve might be a valuable graft option for digital nerve defects.


Journal of the American Podiatric Medical Association | 2016

Surgical Treatment of Lateral Malleolar Fractures Using the Compression Cerclage System

Eren Cansu; Mehmet Bekir Unal; Serkan Gurcan; Fatih Parmaksizoglu

Background Lateral malleolar fractures (Weber type B or OTA 44-B) account for 60% of all ankle fractures. To achieve anatomic restoration, surgical stabilization provides better results than conservative treatment. Various fixation methods are available to treat these fractures; however, the best method is still unknown. Our objectives were to present a new, useful, and efficient surgical technique for stabilizing lateral malleolar fractures and to analyze the outcomes of patients treated with the compression cerclage system. Methods The surgical technique consists of a Kirschner wire that is passed percutaneously and perpendicular to the fracture line, and a cerclage wire that is passed in a semi-circular fashion over the ends of the Kirschner wire on the lateral side of the bone, leaving loops on each side to allow bilateral compression while twisting both wires. We retrospectively evaluated patients treated with this technique, with or without additional fractures. Follow-up of <24 months and bilateral ankle fractures were the exclusion criteria. Fractures were examined clinically and radiologically in comparison to the uninjured side and were rated according to the criteria reported by McLennon and Ungersma. Olerud and Molander ankle score was used to evaluate functional outcome. Results At the final follow-up, 15 out of 21 patients (9 women and 6 men; mean age, 48.2 years [range, 19-78 years]) were evaluated. The mean follow-up was 5.16 years (28-129 months). Five patients had an isolated lateral malleolar fracture; eight had lateral and medial malleolar fractures; and two had trimalleolar fractures. At the final follow-up, 11 patients were rated good functionally and four were fair, and all patients were rated good radiographically according to the criteria by McLennon and Ungersma. Mean Olerud and Molander ankle score was 93.3 (range, 80-100). Conclusions The compression cerclage system provides good functional and radiological outcomes in patients with lateral malleolus fractures. This method is useful, safe, and efficient with minimum hardware. It can be applied through limited soft-tissue stripping, which is especially important in patients with a high risk for wound complications.


Hand and Microsurgery | 2016

Flexor pollicis longus repair in a patient with Linburg-Comstock anomaly: A case report

Mehmet Bekir Unal; Eren Cansu; Hakan Cift


Hand and Microsurgery | 2016

Endeavour to gain basic function in a nonsensory stiff hand injured with electrical burn

Mehmet Bekir Unal; Evrim Sirin; Ali Seker; Eren Cansu

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Ali S. Koprulu

Yeni Yüzyıl University

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Kemal Gökkuş

Memorial Hospital of South Bend

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