About this trial
Currently, it is difficult to find studies in the literature assessing the influence of manual therapy on kinetic and kinematic factors for the upper limbs of volleyball players, which in the long run may translate into a reduction in injuries by improving strength and balance in athletes, when planning training or therapy.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
healthy individuals who are over 18 years old,
a player from the AZS volleyball league,
a player who regularly competes in the league,
expressing informed consent to participate in the study and undertaking to comply with the track regulations and wear a helmet.
Disqualifiers
lack of volunteer consent,
previous surgeries of the upper, lower limb and spine,
other upper limb injuries in the last 6 months,
pain limiting participation in the study.
Trial design
Crossover
Treatments tested in this trial
Manual Therapy
Other interventionThis technique involves a low-amplitude, high-velocity push on the shoulder joints with an additional two-second tension
Placebo
Other interventionThis technique involves a low-amplitude, high-velocity push on the shoulder joints with an additional two-second tension
Tape elastic
Other interventionThe following intervention will be performed: application with an elastic band
Treatment groups
Trial outcomes
Primary outcomes
Assessment of MVC.
Muscle EMG is an assessment of electrical characteristics during the test, the electrical source of which is the muscle membrane potential, and measured in μV.
Assessment of MVC.
Muscle EMG is an assessment of electrical characteristics during the test, which is measured by the repetition frequency of muscle motor unit discharges, which is measured in Hz, at the same time of the test.Time
Muscle stiffness
Muscle stiffness - characteristic resistance to physical contraction, which deforms initially forming. Stiffness (N/m) was calculated as S = amax.mprobe/Δl.
Secondary outcomes
Assessment of proprioception.
Assessing proprioception is an assessment of the angular position of a joint and then an attempt to reproduce it, measured in degrees.
Y balance test
Consists of the volunteer standing on one leg while simultaneously stretching the other lower limb in 3 different directions. These are: anterior, posteromedial and posterolateral.
Med Ball Throw
It involves the volunteer sitting on the floor with their legs apart and having to throw a 2 kg ball forward in front of them.
Close Kinetic Chain Upper Extremity Stability Test
The volunteer assumes a push-up position with their hands 36 inches apart, and their performance is assessed based on how many times in 15 seconds the person can lift one arm
Sponsors and contacts
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