Superior suspensory complex of the shoulder reconstruction for acute and chronic acromioclavicular joint dislocations: the Queensland Unit for Advanced Shoulder Research 3-tunnel technique

Background: Management of acromioclavicular joint (ACJ) injuries have wide variety of classification systems, surgical indications and operative techniques. Our study describes the Queensland Unit for Advanced Shoulder Research (QUASR) 3-Tunnel Technique with Ligament Augmentation and Reconstruction...

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Main Authors: Helen Ingoe, MBBS, FRCS Eng, MD, MSc, PGCert, Jashint Maharaj, MBBS, MPHTM, FRSPH, Nagmani Singh, MBBS, MS, Kathir Azhagan Stalin, MBBS, MS, MRCS, DNB, Kristine Italia, MD, FPOA, Roberto Pareyon, MD, Mohammad N. Jomaa, MD, Kenneth Cutbush, MBBS, FRACS, FAOrthA, Ashish Gupta, MBBS, MSc, FRACS
Format: Article
Language:English
Published: Elsevier 2025-01-01
Series:JSES International
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Online Access:http://www.sciencedirect.com/science/article/pii/S2666638324004018
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author Helen Ingoe, MBBS, FRCS Eng, MD, MSc, PGCert
Jashint Maharaj, MBBS, MPHTM, FRSPH
Nagmani Singh, MBBS, MS
Kathir Azhagan Stalin, MBBS, MS, MRCS, DNB
Kristine Italia, MD, FPOA
Roberto Pareyon, MD
Mohammad N. Jomaa, MD
Kenneth Cutbush, MBBS, FRACS, FAOrthA
Ashish Gupta, MBBS, MSc, FRACS
author_facet Helen Ingoe, MBBS, FRCS Eng, MD, MSc, PGCert
Jashint Maharaj, MBBS, MPHTM, FRSPH
Nagmani Singh, MBBS, MS
Kathir Azhagan Stalin, MBBS, MS, MRCS, DNB
Kristine Italia, MD, FPOA
Roberto Pareyon, MD
Mohammad N. Jomaa, MD
Kenneth Cutbush, MBBS, FRACS, FAOrthA
Ashish Gupta, MBBS, MSc, FRACS
author_sort Helen Ingoe, MBBS, FRCS Eng, MD, MSc, PGCert
collection DOAJ
description Background: Management of acromioclavicular joint (ACJ) injuries have wide variety of classification systems, surgical indications and operative techniques. Our study describes the Queensland Unit for Advanced Shoulder Research (QUASR) 3-Tunnel Technique with Ligament Augmentation and Reconstruction System (LARS; Surgical Implants and Devices, Arc sur Tille, France) artificial ligament to reconstruct the superior shoulder suspensory complex in acute, chronic, and revision ACJ dislocations and lateral clavicle fractures. Methods: Our prospective cohort series of patients undergoing the QUASR 3-Tunnel Technique using LARS artificial ligament. This technique reconstructs the superior shoulder suspensory complex using 2 4-mm clavicle tunnels, 1 acromion tunnel, and is arthroscopically assisted to pass the artificial ligament under the coracoid. The ligament is secured with braided composite sutures and no interference screw is used. Preoperative and postoperative functional outcome scores were compared in patients with minimum 12-months follow-up. Results: Of 26 patients in this series, 7 (27%) were operated within 4 weeks of injury, 2 (8%) were revision cases, and 6 (23%) were lateral clavicle fractures. Mean time to surgery was 14 weeks (2-650). Mean postoperative scores with associated 95% confidence interval were Specific Acromioclavicular Score 87.38 (confidence interval 75.38-99.37), American Shoulder and Elbow Surgeons score 94.60 (87.85-101.35), Constant 79.47 (71.87-87.07), simple shoulder test 85.44 (72.34-98.54) and visual analog score 0.50 (−0.15 to 1.15). There were 2 infections and 1 atraumatic loss of reduction; however, there were no tunnel fractures. Conclusion: The QUASR 3-Tunnel Technique with LARS artificial ligament is a safe and efficient technique for both acute and chronic ACJ reconstruction, lateral clavicle fractures with coracoclavicular ligament disruption and complex revision cases with favorable outcomes at the mid-term follow-up.
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spelling doaj-art-560997a648144723bcfc97726d1e6a392025-01-12T05:26:02ZengElsevierJSES International2666-63832025-01-01913139Superior suspensory complex of the shoulder reconstruction for acute and chronic acromioclavicular joint dislocations: the Queensland Unit for Advanced Shoulder Research 3-tunnel techniqueHelen Ingoe, MBBS, FRCS Eng, MD, MSc, PGCert0Jashint Maharaj, MBBS, MPHTM, FRSPH1Nagmani Singh, MBBS, MS2Kathir Azhagan Stalin, MBBS, MS, MRCS, DNB3Kristine Italia, MD, FPOA4Roberto Pareyon, MD5Mohammad N. Jomaa, MD6Kenneth Cutbush, MBBS, FRACS, FAOrthA7Ashish Gupta, MBBS, MSc, FRACS8Queensland Unit for Advanced Shoulder Research (QUASR), Queensland University of Technology, Brisbane, Australia; Greenslopes Private Hospital, Brisbane, Australia; Australian Shoulder Research Institute, Brisbane, AustraliaQueensland Unit for Advanced Shoulder Research (QUASR), Queensland University of Technology, Brisbane, Australia; Greenslopes Private Hospital, Brisbane, Australia; Australian Shoulder Research Institute, Brisbane, AustraliaQueensland Unit for Advanced Shoulder Research (QUASR), Queensland University of Technology, Brisbane, AustraliaQueensland Unit for Advanced Shoulder Research (QUASR), Queensland University of Technology, Brisbane, AustraliaQueensland Unit for Advanced Shoulder Research (QUASR), Queensland University of Technology, Brisbane, AustraliaQueensland Unit for Advanced Shoulder Research (QUASR), Queensland University of Technology, Brisbane, Australia; Greenslopes Private Hospital, Brisbane, Australia; Australian Shoulder Research Institute, Brisbane, AustraliaQueensland Unit for Advanced Shoulder Research (QUASR), Queensland University of Technology, Brisbane, Australia; Greenslopes Private Hospital, Brisbane, Australia; Australian Shoulder Research Institute, Brisbane, AustraliaQueensland Unit for Advanced Shoulder Research (QUASR), Queensland University of Technology, Brisbane, Australia; University of Queensland, Brisbane, Australia; Australian Shoulder Research Institute, Brisbane, AustraliaQueensland Unit for Advanced Shoulder Research (QUASR), Queensland University of Technology, Brisbane, Australia; Greenslopes Private Hospital, Brisbane, Australia; Australian Shoulder Research Institute, Brisbane, Australia; Corresponding author: Ashish Gupta, MBBS, MSc, FRACS, P: Suite 306, Level 9, Nicholson Street Specialist Centre, Greenslopes Private Hospital, 121 Newdegate Street, Greenslopes, Queensland 4120, Australia.Background: Management of acromioclavicular joint (ACJ) injuries have wide variety of classification systems, surgical indications and operative techniques. Our study describes the Queensland Unit for Advanced Shoulder Research (QUASR) 3-Tunnel Technique with Ligament Augmentation and Reconstruction System (LARS; Surgical Implants and Devices, Arc sur Tille, France) artificial ligament to reconstruct the superior shoulder suspensory complex in acute, chronic, and revision ACJ dislocations and lateral clavicle fractures. Methods: Our prospective cohort series of patients undergoing the QUASR 3-Tunnel Technique using LARS artificial ligament. This technique reconstructs the superior shoulder suspensory complex using 2 4-mm clavicle tunnels, 1 acromion tunnel, and is arthroscopically assisted to pass the artificial ligament under the coracoid. The ligament is secured with braided composite sutures and no interference screw is used. Preoperative and postoperative functional outcome scores were compared in patients with minimum 12-months follow-up. Results: Of 26 patients in this series, 7 (27%) were operated within 4 weeks of injury, 2 (8%) were revision cases, and 6 (23%) were lateral clavicle fractures. Mean time to surgery was 14 weeks (2-650). Mean postoperative scores with associated 95% confidence interval were Specific Acromioclavicular Score 87.38 (confidence interval 75.38-99.37), American Shoulder and Elbow Surgeons score 94.60 (87.85-101.35), Constant 79.47 (71.87-87.07), simple shoulder test 85.44 (72.34-98.54) and visual analog score 0.50 (−0.15 to 1.15). There were 2 infections and 1 atraumatic loss of reduction; however, there were no tunnel fractures. Conclusion: The QUASR 3-Tunnel Technique with LARS artificial ligament is a safe and efficient technique for both acute and chronic ACJ reconstruction, lateral clavicle fractures with coracoclavicular ligament disruption and complex revision cases with favorable outcomes at the mid-term follow-up.http://www.sciencedirect.com/science/article/pii/S2666638324004018Acromioclavicular jointLateral clavicle fractureReconstructionLARS artificial ligamentDislocationRockwood
spellingShingle Helen Ingoe, MBBS, FRCS Eng, MD, MSc, PGCert
Jashint Maharaj, MBBS, MPHTM, FRSPH
Nagmani Singh, MBBS, MS
Kathir Azhagan Stalin, MBBS, MS, MRCS, DNB
Kristine Italia, MD, FPOA
Roberto Pareyon, MD
Mohammad N. Jomaa, MD
Kenneth Cutbush, MBBS, FRACS, FAOrthA
Ashish Gupta, MBBS, MSc, FRACS
Superior suspensory complex of the shoulder reconstruction for acute and chronic acromioclavicular joint dislocations: the Queensland Unit for Advanced Shoulder Research 3-tunnel technique
JSES International
Acromioclavicular joint
Lateral clavicle fracture
Reconstruction
LARS artificial ligament
Dislocation
Rockwood
title Superior suspensory complex of the shoulder reconstruction for acute and chronic acromioclavicular joint dislocations: the Queensland Unit for Advanced Shoulder Research 3-tunnel technique
title_full Superior suspensory complex of the shoulder reconstruction for acute and chronic acromioclavicular joint dislocations: the Queensland Unit for Advanced Shoulder Research 3-tunnel technique
title_fullStr Superior suspensory complex of the shoulder reconstruction for acute and chronic acromioclavicular joint dislocations: the Queensland Unit for Advanced Shoulder Research 3-tunnel technique
title_full_unstemmed Superior suspensory complex of the shoulder reconstruction for acute and chronic acromioclavicular joint dislocations: the Queensland Unit for Advanced Shoulder Research 3-tunnel technique
title_short Superior suspensory complex of the shoulder reconstruction for acute and chronic acromioclavicular joint dislocations: the Queensland Unit for Advanced Shoulder Research 3-tunnel technique
title_sort superior suspensory complex of the shoulder reconstruction for acute and chronic acromioclavicular joint dislocations the queensland unit for advanced shoulder research 3 tunnel technique
topic Acromioclavicular joint
Lateral clavicle fracture
Reconstruction
LARS artificial ligament
Dislocation
Rockwood
url http://www.sciencedirect.com/science/article/pii/S2666638324004018
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