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The aim of this study is to gain new knowledge on the impact of hamstring tendon harvest and apply that knowledge to the treatment and management of patients who undergo anterior cruciate ligament (ACL) reconstruction. There are three main components of this study:
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Standard | Active Comparator | ACL reconstruction with autograft harvest of STG from ACL-deficient leg |
|
| Autograft harvest of STG from ACL-deficient leg | Experimental | Autograft harvest of STG from leg contralateral to ACL-deficient leg |
|
| Normal matched | No Intervention |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Autograft STG harvest from ACL-deficient leg | Other | Semitendinosus-gracilis graft harvest is undertaken on same limb that is undergoing ACL reconstruction |
|
| Measure | Description | Time Frame |
|---|---|---|
| Muscle cross sectional area | Measured on bilateral MRI taken from ischial tuberosity to 10 cm below knee joint line | 12 months post-surgery |
| Measure | Description | Time Frame |
|---|---|---|
| Knee flexion and extension isokinetic strength | Eccentric anc concentric strength measured at 60, 150, and 270 degrees/second on dynamometer in sitting and in 5 degrees hip flexion | 12-months post-surgery |
| Physical activity |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Sheila McRae, MSc | University of Manitoba, Pan Am Clinic Foundation | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Pan Am Clinic | Winnipeg | Manitoba | R3M 3E4 | Canada |
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| Autograft harvest contralateral to ACL-deficient leg | Other | Semitendinosus-gracilis graft harvest is undertaken on limb contralateral to that undergoing ACL reconstruction |
|
7-day record of activity using accelerometer.
| 12 months post-surgery |