Background: Acute patellar tendon ruptures with poor tissue quality. Ruptures that have been neglected are difficult to repair. Several surgical techniques for the repair of the patellar tendon have been reported, however, these techniques remain difficult because of contractures, adhesions, and atrophy of the quadriceps muscle after surgery.
Case Presentation: We report the cases of 2 Japanese patients (Case 1: a 16-year-old male and Case 2: a 43-year-old male) with patellar tendon ruptures who were treated by reconstruction using semitendinosus-gracilis (STG) tendons with preserved distal insertions. Retaining the original insertion of the STG appears to preserve its viability and provide the revascularization necessary to accelerate healing. Both tendons were placed in front of the patella, in a figure-of-eight fashion, providing stability to the patella.
Conclusion: Both patients recovered near normal strength and stability of the patellar tendon as well as restoration of function after the operation.
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http://dx.doi.org/10.1186/1756-0500-6-361 | DOI Listing |
J Sports Med Phys Fitness
January 2025
Physical Medicine and Rehabilitation Unit, Department of Medical and Surgical Sciences, Magna Graecia University, Catanzaro, Italy.
Introduction: Sports injuries involving bi-articular muscles like the hip flexors, hamstrings, quadriceps, and gastrocnemius significantly affect athletes' performance and quality of life. Comprehensive rehabilitation is crucial for a pain-free return to play (RTP). Over the past 15 years, platelet-rich plasma (PRP) has emerged for its potential in tissue regeneration.
View Article and Find Full Text PDFJ ISAKOS
January 2025
University of Virginia Health System, Department of Orthopaedic Surgery, Charlottesville, VA, USA.
Purpose: To update previously published clinical and radiographic outcomes of Dejour sulcus-deepening trochleoplasty and medial patellofemoral ligament reconstruction (MPFL-R), at mid-term follow-up, and monitor trends in patient reported outcome scores and satisfaction.
Methods: Using the same cohort of patients from our previously published short-term series of 2-year follow up, interval follow-up was performed on 67 patients (76 knees) with severe trochlear dysplasia and recurrent patellar instability who were prospectively enrolled and underwent Dejour sulcus-deepening trochleoplasty and MPFL-R combined with other patellar-stabilization procedures. Patients with less than 2-year follow-up were excluded.
Int J Surg Case Rep
December 2024
Joint Reconstruction Research Center (JRRC), Imam Khomeini Hospital, Tehran University of Medical Sciences, End of Keshavarz Blvd, 1419733141 Tehran, Iran. Electronic address:
Introduction: Heterotopic ossification (HO) is the formation of mature bone in soft tissue, often occurring after fractures and trauma. Patients with HO experience pain, joint stiffness, and other complications. Treatment aims to improve function; surgical procedures have succeeded in 83.
View Article and Find Full Text PDFArthrosc Tech
December 2024
Department of Orthopaedics, University Hospital of Florence - A.O.U. Careggi, Florence, Italy.
Revision of anterior cruciate ligament reconstruction presents various challenges not encountered in the primary settings, including malpositioned tunnels, tunnel widening, and the lack of consensus on the ideal graft to be used. This Technical Note describes a one-stage anterior cruciate ligament reconstruction revision using a bone-patellar tendon-bone autograft combined with lateral extra-articular tenodesis. This technique represents the ideal approach to tackle complex revision cases primarily characterized by tibial and femoral tunnel osteolysis and rotational knee instability.
View Article and Find Full Text PDFArthrosc Tech
December 2024
Department of Orthopaedic Surgery, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts, U.S.A.
The medial patellofemoral complex provides the primary static restraint to lateral patellar translation and is composed of the medial patellofemoral ligament and medial quadriceps tendon femoral ligament. Multiple techniques including medial patellofemoral ligament and/or medial quadriceps tendon femoral ligament reconstruction have demonstrated good results; however, modification of the femoral fixation technique is required for skeletally immature patients or revision cases in which anatomic bony fixation on the femur is not possible. This technique describes an all-soft-tissue procedure for single-bundle medial patellofemoral complex reconstruction in which the graft is fixed on the adductor tendon while using the medial collateral ligament as a distalizing pulley, for anatomic and isometric recreation of the native ligament.
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