The Role of Bone Morphogenetic Proteins (BMPs) in Enhancing Fracture Healing: Investigating the Application of BMPs in Complex Fractures, Non-Unions, and Spinal Fusions, and Their Impact on Bone Regeneration
1Dr Kishore Kumar khatri, 2Dr Muhammad Azeem Akhund, 3Mobeen Ali, 4Ali Raza, 5Mohib Ali, 6Hadi Raza
1Assistant Professor Department of
Orthopaedic Surgery and Traumatology PUMHS Nawabshah
2Associste Professor Department of
Orthopaedic Surgery and Traumatology PUMHS Nawabshah
3PIMS
4UHS Lahore
5PIMS
6PIMS
Correspondence
Dr Kishore Kumar khatri, Assistant Professor
Department of Orthopaedic Surgery and
Traumatology PUMHS Nawabshah
Vol 14-01
Submission: 10th January 2024, Acceptance: 8th June 2024, Publication: 9th October 2024
Abstract
Background: BMPs are the members of the TGF-β superfamily and importantly involved in bone formation and regeneration. It has been reported that they can stimulate osteoblast differentiation ell as well as in other complex fracture healing scenario, non union and spinal fusion cases. However, these BMPs have the therapeutic potential that has still not been fully explored for their utilization in the clinical scenarios so as to enhance the clinical benefits, while reducing the risk of adverse effects.
Aim: The scope of this study is to measure the effectiveness of BMPS that include BMP-2 and BMP-7 in the promotion of bone formation in patients with complex fracture, non union or in spinal fusion surgery. The findings are discussed in terms of clinical efficacy, safety profile and relevance to orthopaedic surgery.
Method: A prospective, multi-centre, randomized, double-blind study was carried out in 300 patients with fractures of one or several localized areas, non-union or requiring spinal fusion. BMP treatments and control groups which patients were subdivided. It can be mentioned that BMPs were applied using different techniques: scaffolds, implants, direct injections. The main objectives of evaluation involved bone regeneration, time to union, and rate of healed patients. The secondary parameters included were inflammation, patient general movement, and complications. Quantitative analysis in the current study therefore involved the use of t-tests, ANOVA tests and regression analysis.
Results: There was shorter time to bone union and higher percentage of union in patients treated with BMP compared to the control group. On complicated fractures BMPs brought down the healing time from a whopping 24 weeks to 16 weeks at most. In non-unions, 90% BMP treated patients had healing in 26 weeks compared with 55% in the control group. In spinal fusions, BMPs increased chances of a fusion by 95 percent, significantly higher than the seventy five percent in the control group. Some moderate adverse effects including inflammation and formation of ectopic bone were documented though they were easily controlled.
Conclusion: BMPs greatly improve the ability of bone regeneration in compounds fractures, non-unions and spinal fusion which provides a perfect substitute to conventional methods of autografts. Despite the risks identified above, BMPs therefore have potential benefits concerning healing faster and better outcomes and may be vital in orthopaedic surgeries. More investigation is required in order to ensure the precise dosing and the kind of application as well as assessing the outcomes in a long-term context.
Keywords: Bone Morphogenetic Proteins, BMP-2, BMP-7, fracture healing, non-unions, spinal fusion, bone regeneration, orthopedic surgery.