Reduction in ionizing radiation exposure during minimally invasive anterior plate osteosynthesis of distal radius fracture: Naive versus deliberate practice

Author(s):  
Morgane Delbarre ◽  
Juan José Hidalgo Diaz ◽  
Fred Xavier ◽  
Nicolas Meyer ◽  
Marie-Cécile Sapa ◽  
...  
Hand Surgery ◽  
2013 ◽  
Vol 18 (03) ◽  
pp. 403-406 ◽  
Author(s):  
Yen-Chun Chiu ◽  
Feng-Chen Kao ◽  
Yuan-Kun Tu

In this study, we report a case of a 60-year-old woman with diabetes mellitus, who had a left distal radius fracture and could not flex the interphalangeal joint of her left thumb after we performed an open reduction and internal fixation procedure using minimally invasive plate osteosynthesis. Nine days after the first operation, we explored her wrist. We observed that the flexor pollicis longus tendon was compressed by the inserted plate. Then revision surgery and tendon repair were performed. Three months later, the fracture was healed and flexor pollicis longus function recovered well without sequelae. Approach through the interval between flexor carpi radialis and radial artery is preferred to prevent tendon entrapement.


2017 ◽  
Vol 3 (3h) ◽  
pp. 547-550
Author(s):  
Dr. Nirav Shukla ◽  
Dr. Hemant H Mathur ◽  
Dr. Parth J Patel ◽  
Dr. Gaurang M Patel ◽  
Dr. Sachin Sharma

2016 ◽  
Vol 32 (2) ◽  
pp. 210-214 ◽  
Author(s):  
Alexander Synek ◽  
Yan Chevalier ◽  
Christian Schröder ◽  
Dieter H. Pahr ◽  
Sebastian F. Baumbach

The variety of experimental setups used during in vitro testing of distal radius fracture treatments impairs interstudy comparison and might lead to contradictory results. Setups particularly differ with respect to their boundary conditions, but the influence on the experimental outcome is unknown. The aim of this biomechanical study was to investigate the effects of 2 common boundary conditions on the biomechanical properties of an extra-articular distal radius fracture treated using volar plate osteosynthesis. Uniaxial compression tests were performed on 10 synthetic radii that were randomized into a proximally constrained group (ProxConst) or proximally movable group (ProxMove). The load was applied distally through a ball joint to enable distal fragment rotation. A significantly larger (ProxConst vs ProxMove) stiffness (671.6 ± 118.9 N·mm−1 vs 259.6 ± 49.4 N·mm−1), elastic limit (186.2 ± 24.4 N vs 75.4 ± 20.2 N), and failure load (504.9 ± 142.5 N vs 200.7 ± 49.0 N) were found for the ProxConst group. The residual tilt did not differ significantly between the 2 groups. We concluded that the boundary conditions have a profound impact on the experimental outcome and should be considered more carefully in both study design and interstudy comparison.


2018 ◽  
Vol 23 (01) ◽  
pp. 26-32 ◽  
Author(s):  
Teik Wei Diong ◽  
Nor Hazla Mohamed Haflah ◽  
Abdul Yazid Mohd Kassim ◽  
Sharifah Majedah Idrus Al Habshi ◽  
Mohd Hassan Shukur

Background: The use of volar locking plate in distal radius fracture can lead to extensor tendon rupture due to dorsal screw penetration. The aim of our study was to investigate the occurrence of dorsal and intra-articular screw penetration using CT scan after volar distal radius osteosynthesis for distal radius fractures.Methods: Thirty patients who underwent distal volar locking plate for distal radius fracture were included in a retrospective study. In all 30 patients no dorsal and intra-articular screw penetration were detected on standard AP and lateral views of a plain radiograph. CT scan of the operated wrist was performed to determine the number of intra-articular and dorsal screw penetrations. Clinical examination was performed to determine the wrist functions in comparison to the normal wrist.Results: Nineteen wrists were noted to have screw penetration either dorsally or intraarticularly. The highest incidence is in the 2nd extensor compartment where 13 screws had penetrated with a mean of 2.46 mm. Six screws penetrated into the distal radial ulnar joint and five screws into the wrist joint with a mean of 2.83 mm and 2.6 mm, respectively. However, there was no incidence of tendon irritation or rupture.Conclusions: This study demonstrated a high incidence of dorsal and intra-articular screw penetration detected by CT scan which was not apparent in plain radiograph. We recommend that surgeons adhere to the principle of only near cortex fixation and downsizing the locking screw length by 2 mm.


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