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临床试验/ISRCTN12965327
ISRCTN12965327已完成未知

Polyethylene wear study on the triathlon total knee prosthesis: a prospective randomized single centre study

Stryker European Operations BV (Netherlands)0 个研究点目标入组 100 人开始时间: 2014年3月31日最近更新:
适应症

试验速览

阶段
未知
状态
已完成
发起方
入组人数
100

研究概览

简要总结

暂无简介。

研究设计

研究类型
Interventional

入排标准

性别
All

入选标准

  • 1. Patient is able to understand the meaning of the study and is willing to sign the EC approved, study specific Informed Patient Consent Form.
  • 2. Patients with a pre-operative knee score of < 70.
  • 3. Patients scheduled to undergo primary total knee replacement with any of the following indication.
  • 3.1. Painful and disabled knee joint resulting from osteoarthritis.
  • 3.2. One or more compartments are involved.
  • 4. Need to obtain pain relief and improve function.
  • 5. Ability and willingness to follow instructions, including control of weight and activity level, and to return for follow-up evaluations.
  • 6. A good nutritional state of the patient.
  • 7. Full skeletal maturity of the patient, patients who are at least 18 years of age.
  • 8. Patients of either sex.

排除标准

  • 1. The subject is morbidly obese, defined as Body Mass Index (BMI) of > 40.
  • 2. Skeletal immaturity of the patient, patients who are less than 18 years of age.
  • 3. Patient has a flexion contracture of 15° and more.
  • 4. Patient has a varus/valgus contracture of 15° and more.
  • 5. Patients with a pre-operative knee score of >70.
  • 6. The subject has a history of total or unicompartmental reconstruction of the affected joint.
  • 7. The subject will be operated bilaterally.
  • 8. Patients who had a Total Hip Arthroplasty (THA) on contralateral and/or ipsilateral side within the last year that is considered to have an unsatisfactory outcome (Patients with contralateral and/or ipsilateral THA > 1 year ago with good outcome can be included in the study).
  • 9. Patients who had a Total Knee Arthroplasty (TKA) on contralateral side within the last 6 months that is considered to have an unsatisfactory outcome. (Patients with contralateral TKA > 6 months ago with good outcome can be included in the study).
  • 10. The subject has an active or suspected latent infection in or about the knee joint
  • 11. Osteomyelitis
  • 12. Sepsis
  • 13. Patients who will need lower limb joint replacement for another joint within one year.
  • 14. The subject has a neuromuscular or neurosensory deficiency, which would limit the ability to assess the performance of the device.
  • 15. The subject has a systemic or metabolic disorder leading to progressive bone deterioration.
  • 16. The subject is immunologically suppressed or receiving steroids in excess of normal physiological requirements.
  • 17. The subject?s bone stock in compromised by disease or infection which cannot provide adequate support and/or fixation to the prosthesis.
  • 18. The subject has had a knee fusion to the affected joint.
  • 19. Female patients planning a pregnancy during the course of the study.
  • 20. The patient is unable or unwilling to sign the Informed Consent specific to this study.

研究者

发起方
Stryker European Operations BV (Netherlands)

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