Internal Hemipelvectomy for primary bone sarcomas using intraoperative patient specific instruments- the next step in limb salvage concept

Abstract Background During pelvic Sarcoma resections, Surgeons often struggle to obtain negative margins while minimizing collateral damage and maintaining limb function. These complications are usually due to the complex anatomy of the pelvis. Here we present an accurate 3D surgical approach, inclu...

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Main Authors: Amit Benady, Yair Gortzak, Summer Sofer, Yuval Ran, Netta Rumack, Avital Elias, Ben Efrima, Eran Golden, Ortal Segal, Omri Merose, Amir Sternheim, Solomon Dadia
Format: Article
Language:English
Published: BMC 2022-11-01
Series:BMC Musculoskeletal Disorders
Subjects:
Online Access:https://doi.org/10.1186/s12891-022-05918-1
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author Amit Benady
Yair Gortzak
Summer Sofer
Yuval Ran
Netta Rumack
Avital Elias
Ben Efrima
Eran Golden
Ortal Segal
Omri Merose
Amir Sternheim
Solomon Dadia
author_facet Amit Benady
Yair Gortzak
Summer Sofer
Yuval Ran
Netta Rumack
Avital Elias
Ben Efrima
Eran Golden
Ortal Segal
Omri Merose
Amir Sternheim
Solomon Dadia
author_sort Amit Benady
collection DOAJ
description Abstract Background During pelvic Sarcoma resections, Surgeons often struggle to obtain negative margins while minimizing collateral damage and maintaining limb function. These complications are usually due to the complex anatomy of the pelvis. Here we present an accurate 3D surgical approach, including pre-operative printing of models and intraoperative patient-specific instruments (PSIs) for optimizing pelvic sarcoma resections. Methods This single-center retrospective study (N = 11) presents surgical, functional, and oncological outcomes of patients (average age 14.6 +/− 7.6 years, 4 males) who underwent pelvic sarcoma resections using a 3D surgical approach between 2016 and 2021. All patients were followed up for at least 24 months (mean = 38.9 +/− 30.1 months). Results Our results show promising surgical, oncological, and functional outcomes. Using a 3D approach, 90.9% had negative margins, and 63.6% did not require reconstruction surgery. The average estimated blood loss was 895.45 ± 540.12 cc, and the average surgery time was 3:38 ± 0.05 hours. Our results revealed no long-term complications. Three patients suffered from short-term complications of superficial wound infections. At 24 month follow up 72.7% of patients displayed no evidence of disease. The average Musculoskeletal Tumor Society (MSTS) score at 12 months was 22.81. Conclusion 3D technology enables improved accuracy in tumor resections, allowing for less invasive procedures and tailored reconstruction surgeries, potentially leading to better outcomes in function and morbidity. We believe that this approach will enhance treatments and ease prognosis for patients diagnosed with pelvic sarcoma and will become the standard of care in the future.
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spelling doaj.art-2a9001bb9a1642f8873e9ca50cfe973d2022-12-22T04:36:43ZengBMCBMC Musculoskeletal Disorders1471-24742022-11-012311910.1186/s12891-022-05918-1Internal Hemipelvectomy for primary bone sarcomas using intraoperative patient specific instruments- the next step in limb salvage conceptAmit Benady0Yair Gortzak1Summer Sofer2Yuval Ran3Netta Rumack4Avital Elias5Ben Efrima6Eran Golden7Ortal Segal8Omri Merose9Amir Sternheim10Solomon Dadia11Levin Center of Surgical Innovation and 3D Printing, Tel Aviv Sourasky Medical CenterSackler School of Medicine, Tel Aviv UniversityLevin Center of Surgical Innovation and 3D Printing, Tel Aviv Sourasky Medical CenterThe Military Track of Medicine, The Hebrew University-Hadassah Medical SchoolSackler School of Medicine, Tel Aviv UniversitySackler School of Medicine, Tel Aviv UniversitySackler School of Medicine, Tel Aviv UniversityLevin Center of Surgical Innovation and 3D Printing, Tel Aviv Sourasky Medical CenterSackler School of Medicine, Tel Aviv UniversitySackler School of Medicine, Tel Aviv UniversitySackler School of Medicine, Tel Aviv UniversityLevin Center of Surgical Innovation and 3D Printing, Tel Aviv Sourasky Medical CenterAbstract Background During pelvic Sarcoma resections, Surgeons often struggle to obtain negative margins while minimizing collateral damage and maintaining limb function. These complications are usually due to the complex anatomy of the pelvis. Here we present an accurate 3D surgical approach, including pre-operative printing of models and intraoperative patient-specific instruments (PSIs) for optimizing pelvic sarcoma resections. Methods This single-center retrospective study (N = 11) presents surgical, functional, and oncological outcomes of patients (average age 14.6 +/− 7.6 years, 4 males) who underwent pelvic sarcoma resections using a 3D surgical approach between 2016 and 2021. All patients were followed up for at least 24 months (mean = 38.9 +/− 30.1 months). Results Our results show promising surgical, oncological, and functional outcomes. Using a 3D approach, 90.9% had negative margins, and 63.6% did not require reconstruction surgery. The average estimated blood loss was 895.45 ± 540.12 cc, and the average surgery time was 3:38 ± 0.05 hours. Our results revealed no long-term complications. Three patients suffered from short-term complications of superficial wound infections. At 24 month follow up 72.7% of patients displayed no evidence of disease. The average Musculoskeletal Tumor Society (MSTS) score at 12 months was 22.81. Conclusion 3D technology enables improved accuracy in tumor resections, allowing for less invasive procedures and tailored reconstruction surgeries, potentially leading to better outcomes in function and morbidity. We believe that this approach will enhance treatments and ease prognosis for patients diagnosed with pelvic sarcoma and will become the standard of care in the future.https://doi.org/10.1186/s12891-022-05918-1Pelvic bone tumorsInternal hemipelvectomy3D pre-operative planningPatient specific instruments (PSI)Anatomical models
spellingShingle Amit Benady
Yair Gortzak
Summer Sofer
Yuval Ran
Netta Rumack
Avital Elias
Ben Efrima
Eran Golden
Ortal Segal
Omri Merose
Amir Sternheim
Solomon Dadia
Internal Hemipelvectomy for primary bone sarcomas using intraoperative patient specific instruments- the next step in limb salvage concept
BMC Musculoskeletal Disorders
Pelvic bone tumors
Internal hemipelvectomy
3D pre-operative planning
Patient specific instruments (PSI)
Anatomical models
title Internal Hemipelvectomy for primary bone sarcomas using intraoperative patient specific instruments- the next step in limb salvage concept
title_full Internal Hemipelvectomy for primary bone sarcomas using intraoperative patient specific instruments- the next step in limb salvage concept
title_fullStr Internal Hemipelvectomy for primary bone sarcomas using intraoperative patient specific instruments- the next step in limb salvage concept
title_full_unstemmed Internal Hemipelvectomy for primary bone sarcomas using intraoperative patient specific instruments- the next step in limb salvage concept
title_short Internal Hemipelvectomy for primary bone sarcomas using intraoperative patient specific instruments- the next step in limb salvage concept
title_sort internal hemipelvectomy for primary bone sarcomas using intraoperative patient specific instruments the next step in limb salvage concept
topic Pelvic bone tumors
Internal hemipelvectomy
3D pre-operative planning
Patient specific instruments (PSI)
Anatomical models
url https://doi.org/10.1186/s12891-022-05918-1
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