{
    "@context": "https://schema.org",
    "@type": "Dataset",
    "name": "M. Deltoideus Pars Clavicularis — surface EMG electrode placement",
    "id": "deltoideus_anterior_r",
    "slug": "deltoideus-anterior-r",
    "url": {
        "en": "https://emgguide.de/muscle/deltoideus-anterior-r",
        "de": "https://emgguide.de/de/muscle/deltoideus-anterior-r",
        "viewer3d": "https://emgguide.de/?muscle=deltoideus_anterior_r",
        "json": "https://emgguide.de/muscle/deltoideus-anterior-r.json"
    },
    "names": {
        "latin": "M. Deltoideus Pars Clavicularis",
        "en": "Anterior Deltoid",
        "de": "Vorderer Deltamuskel"
    },
    "side": "right",
    "region": {
        "key": "SHOULDER",
        "en": "Shoulder",
        "de": "Schulter"
    },
    "placementStandard": "SENIAM (Hermens et al. 2000)",
    "source": {
        "url": "http://seniam.org/deltoideusanterior.html",
        "short": "SENIAM (Hermens 2000)",
        "citation": "Hermens HJ, Freriks B, Disselhorst-Klug C, Rau G. Development of recommendations for SEMG sensors and sensor placement procedures. J Electromyogr Kinesiol. 2000;10(5):361-74."
    },
    "electrode": {
        "position": {
            "en": "1 finger width distal and anterior to acromion",
            "de": "1 Fingerbreite distal und anterior des Acromions"
        },
        "orientation": {
            "en": "Toward acromion–thumb",
            "de": "Richtung Acromion–Daumen"
        },
        "sensorRules": "bipolar Ag/AgCl, ≤ 10 mm conductive diameter, 20 mm inter-electrode distance, parallel to fibres, reference electrode on bone (SENIAM)"
    },
    "landmarks": null,
    "anatomy": {
        "function": {
            "en": "Anteversion (flexion), internal rotation and horizontal adduction at shoulder joint",
            "de": "Anteversion (Flexion), Innenrotation und Horizontaladduktion im Schultergelenk"
        },
        "origin": {
            "en": "Lateral third of clavicle",
            "de": "Laterales Drittel der Clavicula"
        },
        "insertion": {
            "en": "Deltoid tuberosity of humerus",
            "de": "Tuberositas deltoidea des Humerus"
        },
        "innervation": {
            "en": "Axillary nerve (posterior cord), C5–C6",
            "de": "N. axillaris (Fasciculus posterior), C5–C6"
        }
    },
    "testMovement": {
        "en": "Raise arm forward (flexion) against resistance",
        "de": "Arm nach vorne anheben (Flexion) gegen Widerstand"
    },
    "placementNotes": {
        "source": "Criswell E. Cram's Introduction to Surface Electromyography. 2nd ed. Jones & Bartlett; 2011, p. 303",
        "site": "Anterior Deltoid",
        "placementType": "specific",
        "signalCheck": {
            "de": "Arm nach vorn heben, abduzieren oder horizontal adduzieren.",
            "en": "Forward flexion, abduction or horizontal adduction of the arm."
        },
        "crosstalk": {
            "de": [
                "mittlerer Deltoideus",
                "Biceps brachii",
                "Pectoralis major"
            ],
            "en": [
                "middle deltoid",
                "biceps brachii",
                "pectoralis major"
            ]
        },
        "artifacts": null
    },
    "mvcTest": {
        "source": "Konrad P. The ABC of EMG. Noraxon; 2005, p. 31",
        "group": "deltoid_anterior",
        "en": {
            "position": "Seated with the back supported, arm flexed forward to about 90°.",
            "fixation": "Trunk fixed against the backrest, arm fixed near the 90° flexion position.",
            "resistance": "Fixed strap or manual resistance from above on the upper arm, flexion against it.",
            "control": "Compare with the abduction test of the middle deltoid.",
            "note": "Konrad recommends the flexion/extension position for the clavicular part instead of pure abduction."
        },
        "de": {
            "position": "Sitzend mit gestütztem Rücken, Arm etwa 90° nach vorn angehoben (Flexion).",
            "fixation": "Rumpf gegen die Lehne fixiert, Arm nahe der 90°-Flexionsposition fixiert.",
            "resistance": "Fixierter Gurt oder manueller Widerstand von oben am Oberarm, Flexion dagegen.",
            "control": "Mit dem Abduktionstest des mittleren Deltoideus vergleichen.",
            "note": "Konrad empfiehlt für die Pars clavicularis die Flexions-/Extensionsposition statt reiner Abduktion."
        }
    },
    "measurability": "surface EMG",
    "license": "Free to cite with attribution to emgguide.de. Electrode placements based on SENIAM (Hermens et al. 2000) and the cited literature; not an official SENIAM product; not a substitute for medical advice.",
    "publisher": {
        "name": "EMG Guide (menios GmbH)",
        "url": "https://emgguide.de/"
    },
    "dateModified": "2026-10-21"
}