Parallel plate fixation for distal humeral fracture: Computer simulation to determine the appropriate screw insertion sequence

Author(s):  
Toshiyuki Kataoka ◽  
Yukihiko Yasui ◽  
Kohji Kuriyama ◽  
Jiro Namba ◽  
Tsuyoshi Murase
2020 ◽  
Vol 28 (3) ◽  
pp. 230949902096025
Author(s):  
Suriya Luenam ◽  
Arkaphat Kosiyatrakul ◽  
Kantapat Phakdeewisetkul ◽  
Chedtha Puncreobutr

The open distal humeral fracture associated with the major loss of the articular surface and bony structure is a challenging problem for orthopedic surgeons. In this case report, we describe a case of complete missing lateral column of the distal humerus with severe articular destruction of capitellum and lateral trochlear ridge which was treated with the patient-specific implant created with three-dimensional printing technology. Apart from anatomic replacement of the articular surface, the lateral collateral ligament complex and extensor muscle which are the key soft tissue stabilizers of elbow were repaired by reattaching their bony origins to the impacted iliac crest bone graft inside the implant. Due to the favorable result at 2-year follow-up, this modality is a potentially viable surgical option in treating of the severe open distal humeral fracture associated with entire lateral condylar damage.


Author(s):  
Abdulrahman Th. Mohammad ◽  
Sohif Bin Mat ◽  
M. Y. Sulaiman ◽  
Kamaruzzaman Sopian ◽  
Abduljalil A. Al-abidi

1992 ◽  
Vol 40 (3) ◽  
pp. 1051-1053
Author(s):  
Masaki Ikeda ◽  
Tetsuhiko Taie ◽  
Michiya Koh ◽  
Ryozi Ohtsuki

Author(s):  
B S Evans ◽  
P N Brett

Flexible automation for the handling of rigid materials has been available for many years, but similar systems are not as yet available for the handling of non-rigid materials such as doughs. The properties of this type of material require careful control of gripping and manipulation forces to prevent the product from deforming out of tolerance during handling. This paper describes a computationally efficient model that has been developed for use in the planning and control of gripping and manipulation strategies for dough-like materials. In addition to describing the model and the way in which it would be used in an automated handling environment, experimental results demonstrating the accuracy of the model in predicting the behaviour of three doughs are presented.


Author(s):  
Dr. Vivek Amritbhai Patel ◽  
◽  
Dr. Vishal A. Pushkarna ◽  
Dr. Dhruvin J. Patel ◽  
◽  
...  

p>Aim: The present study aimed to examine the functional outcome of the locking plate in theproximal humerus fracture treatment. Material and Methods: The study consists of 20 patientsdiagnosed with NEER’s 2 – part, 3- part, and 4 – part proximal humerus fracture. All the includedpatients were treated with internal locking plates. Based on the functional evaluation by Constant-Murley shoulder score and the assessment of radiological union foundation. Results: Excellentresults were obtained in 45% of the patients, a good result was seen in 25%, 20% of the patientshad fair results and the poor result was seen in 10% of the patients. The mean Constant-Murleyshoulder score that was obtained in the present study was 75.04. Conclusion: It’s concluded thatthere is a satisfactory functional outcome with the fixation of the proximal humerus fracture withlocking plates. While using the plate fixation for fracture the plate position is of the utmostimportance. Due to angular stability, the locking plates are the advantageous implants in case ofproximal humeral fracture.


2020 ◽  
Author(s):  
Andrew Murphy ◽  
Joachim Feger

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