Pectus Carinatum Repair Using the Sandwiched Bars and Screw Fixation System: A Retrospective Cohort Study of a Single Center Experience

ABSTRACT Background and Aims Pectus carinatum (PC) is the second most common deformity of the anterior chest wall, resulting in detrimental effects on body image and quality of life. This study evaluated the safety, effectiveness, and factors associated with the treatment of PC using a sandwiched ba...

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Main Authors: Tran Thanh Vy, Ho Tat Bang, Ha Quoc Hung, Lam Thao Cuong, Nguyen Hoang Binh
Format: Article
Language:English
Published: Wiley 2025-01-01
Series:Health Science Reports
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Online Access:https://doi.org/10.1002/hsr2.70390
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author Tran Thanh Vy
Ho Tat Bang
Ha Quoc Hung
Lam Thao Cuong
Nguyen Hoang Binh
author_facet Tran Thanh Vy
Ho Tat Bang
Ha Quoc Hung
Lam Thao Cuong
Nguyen Hoang Binh
author_sort Tran Thanh Vy
collection DOAJ
description ABSTRACT Background and Aims Pectus carinatum (PC) is the second most common deformity of the anterior chest wall, resulting in detrimental effects on body image and quality of life. This study evaluated the safety, effectiveness, and factors associated with the treatment of PC using a sandwiched bar and screw fixation system, first performed in Vietnam at the University Medical Center Ho Chi Minh City in 2016. Methods This retrospective cohort study was conducted from March 2016 to February 2023 in patients with PC and PC‐mixed pectus excavatum (PE) deformities. All patients underwent corrective surgery using the sandwiched bar and screw fixation system. Data were collected on demographic characteristics, operative time, length of hospital stay, Haller Index (HI), and postoperative complications. The effectiveness of the procedure was evaluated based on changes in the HI. Statistical analyses were performed using paired t‐tests to compare preoperative and postoperative HI values, and multivariate linear regression was used to identify factors associated with postoperative outcomes. Results Of the 39 consecutive patients, 12 (30.8%) had symmetric PC, 10 (25.6%) asymmetric PC, and 17 (43.6%) had PC with an excavatum complex. The mean operative time was 68.1 ± 35.8 min, and the length of stay was 5.3 ± 1.1 days. The preoperative and postoperative Haller index (HI) values were 1.96 ± 0.13 and 2.49 ± 0.14, respectively (p < 0.001). Independent variables correlated to postoperative HI included the asymmetry index absolute value (coefficient (β) = 0.649, p < 0.001) and angle of sternal rotation (β = −0.008, p < 0.001). The percentage of patients with good outcomes was 97.4%. No serious procedure‐related complications were observed. Conclusion Minimally invasive repair using the sandwiched bar and screw fixation system is an effective and safe treatment for PC. Sternal rotation and asymmetry index contribute to its effectiveness by correlating to postoperative HI.
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spelling doaj-art-28cd577875444d63a5b1595d4a79641c2025-01-29T03:42:39ZengWileyHealth Science Reports2398-88352025-01-0181n/an/a10.1002/hsr2.70390Pectus Carinatum Repair Using the Sandwiched Bars and Screw Fixation System: A Retrospective Cohort Study of a Single Center ExperienceTran Thanh Vy0Ho Tat Bang1Ha Quoc Hung2Lam Thao Cuong3Nguyen Hoang Binh4Thoracic and Vascular Department, University Medical Center Ho Chi Minh City University of Medicine and Pharmacy at Ho Chi Minh City Ho Chi Minh City VietnamThoracic and Vascular Department, University Medical Center Ho Chi Minh City University of Medicine and Pharmacy at Ho Chi Minh City Ho Chi Minh City VietnamDepartment of Anesthesiology, Faculty of Medicine University of Medicine and Pharmacy at Ho Chi Minh City Ho Chi Minh City VietnamThoracic and Vascular Department, University Medical Center Ho Chi Minh City University of Medicine and Pharmacy at Ho Chi Minh City Ho Chi Minh City VietnamThoracic Surgery Department Cho Ray Hospital Ho Chi Minh City VietnamABSTRACT Background and Aims Pectus carinatum (PC) is the second most common deformity of the anterior chest wall, resulting in detrimental effects on body image and quality of life. This study evaluated the safety, effectiveness, and factors associated with the treatment of PC using a sandwiched bar and screw fixation system, first performed in Vietnam at the University Medical Center Ho Chi Minh City in 2016. Methods This retrospective cohort study was conducted from March 2016 to February 2023 in patients with PC and PC‐mixed pectus excavatum (PE) deformities. All patients underwent corrective surgery using the sandwiched bar and screw fixation system. Data were collected on demographic characteristics, operative time, length of hospital stay, Haller Index (HI), and postoperative complications. The effectiveness of the procedure was evaluated based on changes in the HI. Statistical analyses were performed using paired t‐tests to compare preoperative and postoperative HI values, and multivariate linear regression was used to identify factors associated with postoperative outcomes. Results Of the 39 consecutive patients, 12 (30.8%) had symmetric PC, 10 (25.6%) asymmetric PC, and 17 (43.6%) had PC with an excavatum complex. The mean operative time was 68.1 ± 35.8 min, and the length of stay was 5.3 ± 1.1 days. The preoperative and postoperative Haller index (HI) values were 1.96 ± 0.13 and 2.49 ± 0.14, respectively (p < 0.001). Independent variables correlated to postoperative HI included the asymmetry index absolute value (coefficient (β) = 0.649, p < 0.001) and angle of sternal rotation (β = −0.008, p < 0.001). The percentage of patients with good outcomes was 97.4%. No serious procedure‐related complications were observed. Conclusion Minimally invasive repair using the sandwiched bar and screw fixation system is an effective and safe treatment for PC. Sternal rotation and asymmetry index contribute to its effectiveness by correlating to postoperative HI.https://doi.org/10.1002/hsr2.70390Haller indexpectus carinatumsandwiched bar and screw fixation system
spellingShingle Tran Thanh Vy
Ho Tat Bang
Ha Quoc Hung
Lam Thao Cuong
Nguyen Hoang Binh
Pectus Carinatum Repair Using the Sandwiched Bars and Screw Fixation System: A Retrospective Cohort Study of a Single Center Experience
Health Science Reports
Haller index
pectus carinatum
sandwiched bar and screw fixation system
title Pectus Carinatum Repair Using the Sandwiched Bars and Screw Fixation System: A Retrospective Cohort Study of a Single Center Experience
title_full Pectus Carinatum Repair Using the Sandwiched Bars and Screw Fixation System: A Retrospective Cohort Study of a Single Center Experience
title_fullStr Pectus Carinatum Repair Using the Sandwiched Bars and Screw Fixation System: A Retrospective Cohort Study of a Single Center Experience
title_full_unstemmed Pectus Carinatum Repair Using the Sandwiched Bars and Screw Fixation System: A Retrospective Cohort Study of a Single Center Experience
title_short Pectus Carinatum Repair Using the Sandwiched Bars and Screw Fixation System: A Retrospective Cohort Study of a Single Center Experience
title_sort pectus carinatum repair using the sandwiched bars and screw fixation system a retrospective cohort study of a single center experience
topic Haller index
pectus carinatum
sandwiched bar and screw fixation system
url https://doi.org/10.1002/hsr2.70390
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