SIGMA® Primary Knee System Balanced Surgical Technique DePuy Synthes Joint Reconstruction 2 DePuy Synthes Joint Reconstruction SIGMA® Primary Knee System Balanced Surgical Technique PFC Chamfer Guides Size Product, DePuy P.F.C. Sigma Knee System, Non-Porous Cruciate Retaining Femoral Component, 73 mm M/L 69 mm A/P, 5 left, sterile, DePuy Orthopaedics, . Functional outcome of PFC Sigma fixed and rotating-platform total knee . system (PFC Sigma or PFC Sigma RP, DePuy, Warsaw, Indiana).
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Range of motion was measured using a goniometer with the patient in the supine position. A clinical assessment was carried out preoperatively and at a minimum of one year after surgery. Knee Surg Sports Traumatol Arthrosc.
Your opinion matters to others – rate this device or add a comment. Data about patient demographics, activity level, previous knee surgery, other joint pathologies, concomitant medical problems and medication were collected prior to surgery.
Patients were included if they were suitable for treatment with either a fixed- or mobile-bearing knee replacement system and had given written informed consent. Statistical analysis was performed with the use of SAS software v9. Mean flexion did not increase in either group, but mean extension improved significantly in both groups. Results may therefore not be transferable to a western European population.
J Bone Joint Surg Br. All operating surgeons were experienced in the use of the Signa Sigma knee system and its instrumentation. It has also sigm suggested that mobile bearings minimise stress at the tibial bone—prosthesis interface [ 3 ].
Weight-bearing X-rays were taken immediately and one year post surgery to determine the incidence of osteolysis and loosening. CD [ PubMed ]. There was also a statistically significant difference in preoperative scores between the groups, but no difference in postoperative scores. Results of this combination have not been previously reported.
The collected data were summarised using descriptive statistics. We also used common outcome measures and aimed to report data in a standardised way to enable inclusion of the data in future meta-analyses.
None of the authors have received or will receive benefits for personal or professional use from a commercial party related directly or indirectly to the subject of this article. Vanguard Total Knee Replacement Manufacturer: Please direct all other requests to one of the other DePuy Synthes Companies or career inquiries email addresses located depu this page.
Patients and methods Between November and July patients who underwent a primary total knee arthroplasty for osteoarthritis under the care of two orthopaedic surgeons senior authors were invited to take sjgma in this study.
P.F.C.® SIGMA® TC3 Knee System | DePuy Synthes Companies
However, in the fixed-bearing group metal-backed as sigmx as all-polyethylene tibial components sepuy used. The operation was carried out through a midline incision using a medial parapatellar approach. A multicentre single-blind randomised controlled trial. Please direct all other requests to one of the other DePuy Synthes Companies or career inquiries email addresses located on this page.
In two of these studies [ 1516 ] the patella was routinely resurfaced; in the third study the resurfacing status of the patella was not reported.
J Bone Joint Surg Am. Revision Tray Surgical Technique. Published online Nov 8.
Fixed-bearing versus mobile-bearing total knee arthroplasty: Intramedullary referencing was used for the femur and extramedullary referencing for the tibia. Twenty-year evaluation of meniscal bearing and rotating platform knee replacements.
The functional outcome was evaluated by an independent physiotherapist or specialist nurse practitioner who was not blinded to the knee implanted, using range of motion, Oxford knee score range 12—60 [ 18 ] and Knee Society KSS knee and function subscores range 0— [ 19 ].
Depuy | PFC Sigma Knee System | Which Medical Device
Assuming a two-sample t -test was used for the primary analysis, 48 patients in each treatment group were needed to identify a degree difference based upon a significance level of 0. This however seems unlikely as the use of the mobile bearing was not associated with a better outcome. Sigmz with rheumatoid arthritis and patients undergoing revision arthroplasty, requiring tibial component augmentation or a constrained prosthesis were excluded from the study.
Available in posterior cruciate retaining or posterior stabilized femoral component ppfc, and fixed and mobile-bearing tibial component designs, this knee system is designed to provide surgical solutions for a variety of clinical indications.
This study was approved by the local research ethics committee. They followed a standard postoperative rehabilitation protocol.