scholarly journals Posterior Bone Block for Posterior Instability

2021 ◽  
Author(s):  
Domenico Nicoletti
Author(s):  
Emilio Calvo ◽  
Eiji Itoi ◽  
Philippe Landreau ◽  
Guillermo Arce ◽  
Nobuyuki Yamamoto ◽  
...  

Bony lesions are highly prevalent in anterior shoulder instability and can be a significant cause of failure of stabilisation procedures if they are not adequately addressed. The glenoid track concept describes the dynamic interaction between the humeral head and glenoid defects in anterior shoulder instability. It has been beneficial for understanding the role played by bone defects in this entity. As a consequence, the popularity of glenoid augmentation procedures aimed to treat anterior glenoid bone defects; reconstructing the anatomy of the glenohumeral joint has risen sharply in the last decade. Although bone defects are less common in posterior instability, posterior bone block procedures can be indicated to treat not only posterior bony lesions, attritional posterior glenoid erosion or dysplasia but also normal or retroverted glenoids to provide an extended glenoid surface to increase the glenohumeral stability. The purpose of this review was to analyse the rationale, current indications and results of surgical techniques aimed to augment the glenoid surface in patients diagnosed of either anterior or posterior instability by assessing a thorough review of modern literature. Classical techniques such as Latarjet or free bone block procedures have proven to be effective in augmenting the glenoid surface and consequently achieving adequate shoulder stability with good clinical outcomes and early return to athletic activity. Innovations in surgical techniques have permitted to perform these procedures arthroscopically. Arthroscopy provides the theoretical advantages of lower morbidity and faster recovery, as well as the identification and treatment of concomitant pathologies.


2005 ◽  
Vol 6 (1) ◽  
pp. 26-35
Author(s):  
Christophe Levigne ◽  
Jérome Garret ◽  
Gilles Walch

2020 ◽  
Vol 102-B (12) ◽  
pp. 1760-1766
Author(s):  
Tristan Langlais ◽  
Marie B. Hardy ◽  
Vincent Lavoue ◽  
Hugo Barret ◽  
Adam Wilson ◽  
...  

Aims We aimed to address the question on whether there is a place for shoulder stabilization surgery in patients who had voluntary posterior instability starting in childhood and adolescence, and later becoming involuntary and uncontrollable. Methods Consecutive patients who had an operation for recurrent posterior instability before the age of 18 years were studied retrospectively. All patients had failed conservative treatment for at least six months prior to surgery; and no patients had psychiatric disorders. Two groups were identified and compared: voluntary posterior instability starting in childhood which became uncontrollable and involuntary (group VBI); and involuntary posterior instability (group I). Patients were reviewed and assessed at least two years after surgery by two examiners. Results In all 38 patients (40 shoulders) were included: group I (20 shoulders), with involuntary posterior instability (onset at 14 years of age (SD 2.3), and group VBI (20 shoulders), with initially voluntary posterior instability (onset at 9 years of age (SD 2.6) later becoming involuntary (16 years of age (SD 3.5). Mean age at surgery was 20 years (SD 4.6 years; 12 to 35). A posterior bone block was performed in 18 patients and a posterior capsular shift in 22. The mean follow-up was 7.7 years (2 to 18). Recurrence of posterior instability was seen in nine patients, 30% in group VBI (6/20 shoulders) and 15% in group I (3/20 shoulders) (p > 0.050). At final follow-up, the shoulder's of two patients in each group had been revised. No differences between either group were found for functional outcomes, return to sport, subjective, and radiological results. Conclusion Although achieving stability in patients with so-called voluntary instability, which evolves into an involuntary condition, is difficult, shoulder stabilization may be undertaken with similar outcomes to those patients treated surgically for involuntary instability. Cite this article: Bone Joint J 2020;102-B(12):1760–1766.


2017 ◽  
Vol 26 (1) ◽  
pp. 292-298 ◽  
Author(s):  
Mathias Wellmann ◽  
Marc-Frederic Pastor ◽  
Max Ettinger ◽  
Konstantin Koester ◽  
Tomas Smith

2013 ◽  
Vol 2 (4) ◽  
pp. e473-e477 ◽  
Author(s):  
Pascal Boileau ◽  
Marie-Béatrice Hardy ◽  
Walter B. McClelland ◽  
Charles-Edouard Thélu ◽  
Daniel G. Schwartz

2018 ◽  
Vol 138 (12) ◽  
pp. 1719-1724
Author(s):  
Maria Valencia Mora ◽  
Amaya Martínez Menduiña ◽  
Carolina Hernández Galera ◽  
Roque Pérez Expósito ◽  
Mikel Aramberri Gutiérrez

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