About this trial
A randomized controlled clinical study was conducted to elucidate the relationship between the lower extremity biomechanics of patients undergoing early gait training after ACLR surgery.The relationship between the biochemical characteristics of cartilage and the biomechanical risk index were proposed to providing exercise guidance and training for ACLR people and it is suggested that it can prevent and reduce the risk of cartilage degeneration early after operation.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patients with ACL rupture were diagnosed by MRI;
Unilateral ACL rupture for the first time should be performed in our hospital (Department of Sports Medicine, Peking University Third Hospital)The art of reconstruction;
Normal BMI range: 18.5-23.9 kg/m2;
Within 6 months from the trauma;
Disqualifiers
BMI<18.5 kg/m2 or BMI≥24 kg/m2);
There is a history of contralateral lower limb musculoskeletal system injury and surgery;
ACL injury time > 6 months;
Outerbridge damage rating Ⅲ and Ⅳ;
Trial design
Parallel
Treatments tested in this trial
lower-body positive-pressure
Other interventionBy increasing the chamber in the lower body around Pressure acts as a counterweight to gravity
Treatment groups
Trial outcomes
Primary outcomes
Gait biomechanical data
Hip, knee and ankle joint angles and moments at the moment of landing and peak ground reaction force.
Gait biomechanical data
The maximum three-dimensional torque of the hip, knee and ankle during the support phase.
Gait biomechanical data
The maximum three-dimensional Angle and range of motion of the hip, knee and ankle joints during the whole gait cycle.
Gait biomechanical data
The symmetry index of Angle and torque of each joint.
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