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临床试验/DRKS00016701
DRKS00016701已完成3 期

A Randomized Open-Label Study on Safety and Efficacy of Chondrotissue® in Microfracture Treatment of Local Femoral Cartilage Defects in the Knee - chondrotissue® in microfracture treatment

BioTissue AG0 个研究点目标入组 30 人开始时间: 2019年2月6日最近更新:
适应症

试验速览

阶段
3 期
状态
已完成
发起方
入组人数
30

研究概览

简要总结

暂无简介。

研究设计

研究类型
Interventional
分配方式
Randomized controlled study
盲法
Blinded (masking used)

入排标准

年龄范围
18 Years 至 60 Years(—)
性别
All

入选标准

  • Local femoral defect at the knee joint
  • Cartilage defect size: 1 – 4 cm2
  • Patients between 18 and 60 years of age at the time of surgery
  • Patients who understand the conditions of the study and are willing and able to comply with the post-operative scheduled clinical evaluations/visits
  • Patients who have signed the Ethics Committee-approved Informed Consent Form prior to surgery
  • Indications for microfractures:
  • - focal and contained lesions, typically less than 2 to 4 cm² in size
  • - full-thickness loss of articular cartilage in weight-bearing areas
  • - unstable cartilage covering the underlying intact subchondral bone
  • - degenerative changes in a knee that is normally aligned

排除标准

  • Known allergic reactions to PGA or Hyaluronan
  • Chemotherapy or radiotherapy up to three weeks after implantation
  • Defect of the femoropatellar joint
  • Varus and valgus (more than 5°) (30 cm one leg standing apical X-ray)
  • General osteoarthritis (two or more compartments)
  • Rheumatoid arthritis or Bechterew’s disease
  • Joint stiffness (flexion less than 90°)
  • Obesity > 30 BMI
  • Tibial defect > 2 Outerbridge classification
  • Meniscus lesions with more than 1/3 partial resection
  • History with previous cartilage surgery (osteochondral transplantation (OCT), autologous chondrocyte transplantation (ACT))
  • History with previous microfracture in the symptomatic defect less than 6 month
  • History with previous knee surgery (anterior crucial ligament, meniscus refixation, osteotomy) less than 6 month
  • Meniscus lesions adjacent to the symptomatic cartilage defect
  • Osteochondral defects
  • Pregnancy and breastfeeding

研究者

发起方
BioTissue AG

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