- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT07646899
The Effect of Unstable Loads on Scapular Kinematics and Muscle Activation During Overhead Press in Overhead Athletes With Subacromial Pain Syndrome
Studieoversigt
Status
Betingelser
Intervention / Behandling
Undersøgelsestype
Tilmelding (Anslået)
Kontakter og lokationer
Studiekontakt
- Navn: Yi Chung Tsai, Master
- Telefonnummer: (886)972877917
- E-mail: sc969183@gmail.com
Studiesteder
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Taipei, Taiwan
- Rekruttering
- National Yang Ming Chiao Tung University
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Voksen
Tager imod sunde frivillige
Prøveudtagningsmetode
Studiebefolkning
Beskrivelse
The inclusion criteria for both the experimental and control groups were as follows: (1) amateur or recreational overhead athletes aged 18-40 years (e.g., volleyball, tennis, baseball); (2) sport participation history of more than 3 years; (3) weekly overhead sport participation of more than 4 hours; (4) ability to meet the minimum loading requirements of the equipment for both stable and unstable conditions, defined as a 15-repetition maximum (15RM) for stable shoulder press of ≥10 kg and unstable shoulder press of ≥8 kg.
The individual inclusion criteria for the experimental group were: (1) diagnosis of subacromial pain syndrome, defined as at least 3 positive findings out of 5 clinical tests (Painful Arc test, Neer impingement test, Empty Can test, Hawkins-Kennedy impingement test, and Resisted External Rotation test); (2) Visual Analogue Scale (VAS) score of ≤3 during shoulder press performance; (3) symptoms present on the dominant side.
The individual inclusion criteria for the control group were: absence of shoulder pain within the past 6 months, including no pain at the glenohumeral joint, acromioclavicular joint, sternoclavicular joint, scapulothoracic joint, or cervical spine.
The exclusion criteria were as follows: (1) history of surgical intervention for fracture or dislocation of the shoulder or elbow joint within the past 6 months; (2) direct trauma to the cervical spine or upper extremity within the past 1 month; (3) shoulder pain or neurological symptoms of cervical origin; (4) any condition preventing the completion of the experimental protocol; (5) bilateral shoulder pain.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
Kohorter og interventioner
Gruppe / kohorte |
Intervention / Behandling |
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Kontrolgruppe
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Participants performed a shoulder press using a barbell loaded at their individual 15-repetition maximum
Participants performed a shoulder press using a unstable loaded at their individual 15-repetition maximum
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Eksperimentel gruppe
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Participants performed a shoulder press using a barbell loaded at their individual 15-repetition maximum
Participants performed a shoulder press using a unstable loaded at their individual 15-repetition maximum
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
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Scapular kinematics (degrees) during shoulder elevation measured by VIPER™ system
Tidsramme: Immediately after the single session
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Scapular upward rotation, posterior tilt, and external rotation angles (in degrees) were recorded during shoulder press using the VIPER™ electromagnetic tracking system.
Data were collected at 30°, 60°, 90°, and 120° of humeral elevation, and reported as mean values for each angle.
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Immediately after the single session
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Surface electromyography (TeleMyo2400T G2, Noraxon USA Inc., Scottsdale, AZ, USA)
Tidsramme: Immediately after the single session
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Muscle activation of upper trapezius, lower trapezius, serratus anterior, anterior deltoid, biceps brachii, triceps brachii, rectus abdominis, erector spinae during shoulder press
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Immediately after the single session
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Barbell trajectory (measured with camera)
Tidsramme: Immediately after the single session
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The trajectory was captured by attaching reflective markers to the end of the barbell and recording kinematic data at a sampling frequency of 60 Hz using a camera.
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Immediately after the single session
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Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
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Skulder gennemsnitlig smerteintensitet
Tidsramme: Umiddelbart efter den enkelte session
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Smerter måles med Visual Analogue Scale (VAS) -resultatområde fra 0 til 10. Resultat af 0 repræsenterer ingen smerte, og scoringen af 10 repræsenterer smerter så dårlige, som det muligvis kunne være.
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Umiddelbart efter den enkelte session
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Samarbejdspartnere og efterforskere
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Primær færdiggørelse (Anslået)
Studieafslutning (Anslået)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Andre undersøgelses-id-numre
- NYCU113008AF
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
Studerer et amerikansk FDA-reguleret lægemiddelprodukt
Studerer et amerikansk FDA-reguleret enhedsprodukt
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