The phrase "avoid flexion" is correct and usable in written English.
It can be used in contexts related to physical activity, rehabilitation, or anatomy, where one is advised to refrain from bending a joint or body part.
Example: "During your recovery, it is important to avoid flexion of the knee to prevent further injury."
Alternatives: "refrain from bending" or "steer clear of flexing".
Whereas the fear-avoidance model of chronic low back pain (CLBP) posits a generic avoidance of movement that is perceived as threatening, we have repeatedly shown that individuals with high fear and CLBP specifically avoid flexion of the lumbar spine.
When performing a cruciate-retaining knee, the key points are to avoid stiffness due to an extra tight flexion space caused by a tight PCL and to avoid flexion instability from overrelease of the PCL.
When performing a posterior-substituting knee, the key points are to avoid flexion instability due to an extra large flexion space caused by PCL sacrifice and to avoid postoperative knee flexion contracture by underresection of the distal femur.
To avoid flexion contracture, the elbow was gradually extended while a 0.5- to 1.0-kg weight was held in the hand.
To avoid dislocation of the hip prosthesis patients were told to avoid flexion of the hip joint beyond 90°, and adduction and internal rotation during the first 3 months.
Hence, OP patients should avoid flexion-biased exercises such as abdominal crunches, lifting heavy weights, and excessive twisting or bending.
Due to their ability to avoid knee flexion or a knee flexion moment, GMs should be preferentially chosen over DLs as ACL rupture prevention exercises.
A knee immobilizer was used to avoid joint flexion contracture postoperatively.
Subjects' index fingers were dressed with a soft sponge to avoid finger flexion during the game, and to increase the attrition surface to better keep the sphere in the proper position.
Furthermore, GMs are suited to avoid external flexion moments at the knee.
Patients will be advised to avoid hip flexion past 90 degrees for approximately six weeks and to avoid positions that have the potential to cause impingement and increase inflammation.
