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临床试验/NCT01469299
NCT01469299已完成不适用

Prospective Study Measuring Clinical Outcomes of Knee Arthroplasty Using the VERASENSE™ Knee System

Orthosensor, Inc.8 个研究点 分布在 1 个国家目标入组 285 人开始时间: 2011年10月最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
入组人数
285
试验地点
8
主要终点
Joint Balance

研究概览

简要总结

The primary objectives of this evaluation are: 1) To attempt to refine the current clinical understanding of "balance" 2) To determine if patients with quantifiably balanced knee joints exhibit improved clinical outcomes versus patient with residual imbalance, as measured by the VERASENSE™ Knee System

Secondary objectives:

  • Determine whether a difference in inter-compartment loads and soft tissue tension exists between the physicians intra-operative feel compared to the quantifiable data measured by the VERASENSE™ Knee System
  • Determine which ligament releases are performed by the surgeon to improve soft tissue balance while utilizing the information from the VERASENSE™ Knee System
  • Evaluate range of motion, pain, physical function, activity level, and patient satisfaction between baseline (pre-operative) and post-operative follow-up as well as radiographic success and survivorship of the knee implants

研究设计

研究类型
Observational
观察模型
Cohort
时间视角
Prospective

入排标准

年龄范围
50 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Subject must be a candidate for a primary total knee replacement
  • Subject must be diagnosed with one or more of the following conditions: osteoarthritis, avascular necrosis, rheumatoid or other inflammatory arthritis post-traumatic arthritis
  • Subject's joint must be anatomically and functionally suited to receive the selected implant
  • Subject is 50 years of age or older (≥ 50 yrs) at the time of consent
  • Subject is likely to be available for all study visits
  • Subject is able and willing to sign the informed consent and follow study procedures
  • Subject is not pregnant

排除标准

  • Prior total knee arthroplasty
  • Subject has a mental condition that may interfere with the subject's ability to give an informed consent or willingness to fulfill the study requirements (i.e., severe mental retardation such that the Subject cannot understand the informed consent process, global dementia, prior strokes that interfere with the Subject's cognitive abilities, senile dementia, and Alzheimer's Disease)
  • Subject is pregnant
  • Subject has an active infection or joint sepsis
  • Subject has muscular, neurological or vascular deficiencies which compromise the affected extremity (i.e., Parkinson's Disease, Multiple Sclerosis, and Charcot joints)
  • Ligament insufficiencies, prior surgeries such as ACL or PCL reconstructions, posterolateral reconstructions, osteotomies, tibia plateau fractures
  • Range of Motion less than 90 degrees, flexion contracture of more than 20 degrees

结局指标

主要结局

Joint Balance

时间窗: At time of Total Knee Surgery

次要结局

  • Patient Reported Outcome Measures(Changes from Baseline at 3-years)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (8)

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