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临床试验/NCT01106560
NCT01106560已完成不适用

A Single Centre Prospective Randomised Controlled Clinical Trial Comparing Total Hip Arthroplasty Performed Either Through a Posterior Approach or a Direct Anterior Approach

Medacta International SA1 个研究点 分布在 1 个国家目标入组 50 人开始时间: 2010年1月1日最近更新:
适应症
干预措施

试验速览

阶段
不适用
状态
已完成
入组人数
50
试验地点
1
主要终点
Compare gait kinematics and the return to normalization of gait in patients that have undergone a THA via the direct anterior approach vs. the posterior approach

研究概览

简要总结

This is a single-centre, randomised, prospective clinical follow-up study to evaluate clinical outcome and gait analysis after total hip arthroplasty using the standard postero-lateral approach or the minimally invasive anterior approach.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Treatment
盲法
None

入排标准

年龄范围
18 Years 至 75 Years(Adult, Older Adult)
性别
All
接受健康志愿者
否

入选标准

  • •Males and females aged 18-75 years at time of surgery.
  • •Those presenting with primary or secondary osteoarthritis and/or rheumatoid arthritis of the hip.
  • •Those deemed capable of giving informed consent, understanding the aims of the study and expressing willingness to comply with the post-operative review programme.
  • •Patients who signed the study consent form prior to surgery.

排除标准

  • •Pregnant women or women who plan to conceive in the future.
  • •Those whose prospects for a recovery to independent mobility would be compromised by known coexistent, medical problems.
  • •Those already treated by with a Total Hip Replacement (THR) (i.e. requiring a revision hip replacement).
  • •Those with co-existent ipsilateral knee disease or back problems
  • •Muscle contracture around the hip joint
  • •Individuals who have undergone organ transplant.
  • •Those with a known co-existent medical condition where death is anticipated within five years due to the pre-existing medical condition.
  • •Individuals who have had a THR on the contra-lateral side within the 6 months.
  • •Individuals who have undergone a THR on the contralateral side and whose outcome is considered unsatisfactory or not good. An unsatisfactory or poor result is defined as achieving a total UCLA score (including activity) < 16 points.
  • •Individuals requiring bilateral hip replacement.
  • •Individuals whose body mass index (BMI; kg/m2) >
  • •Individuals with active or suspected infection or sepsis.
  • •Individuals with renal failure and/or renal insufficiency.
  • •Patients with severe forms of developmental dysplasia of the hip (DDH): Crowe types II, III, IV.

研究组 & 干预措施

Anterior Approach Group

Active Comparator

(AMIS)

干预措施: Minimally Invasive Anterior Approach (Procedure)

Posterior Approach Group

Active Comparator

(Posterior)

干预措施: Standard postero-lateral approach (Procedure)

结局指标

主要结局

Compare gait kinematics and the return to normalization of gait in patients that have undergone a THA via the direct anterior approach vs. the posterior approach

时间窗: on average up to 6 weeks

次要结局

  • MRI evaluation(preop-1y after surgery)
  • Clinical assessment of patient using the Harris Hip Score(pre-op and 6 weeks, 6 months, 1 year after surgery)
  • Assessment of gait kinematics(6 weeks, 12 weeks and 6 months)
  • Assessment of the improvement in quality of life and joint movement using the EuroQol-5D Score(pre-op, 1 year post-op)
  • Assessment of patient's level of activity using the UCLA score(pre-op and 6 weeks, 6 months, 1 year after surgery)
  • Radiological evaluation to assess the fixation and stability of femoral and acetabular components(pre-op and 6 weeks, 6 months, 1 year after surgery)
  • Strength Testing(6 weeks, 6 months and 1y after surgery)

研究者

申办方类型
Industry
责任方
Sponsor

研究点 (1)

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