{
    "@context": "https://schema.org",
    "@type": "Dataset",
    "name": "M. Gluteus Medius — surface EMG electrode placement",
    "id": "gluteus_medius_r",
    "slug": "gluteus-medius-r",
    "url": {
        "en": "https://emgguide.de/muscle/gluteus-medius-r",
        "de": "https://emgguide.de/de/muscle/gluteus-medius-r",
        "viewer3d": "https://emgguide.de/?muscle=gluteus_medius_r",
        "json": "https://emgguide.de/muscle/gluteus-medius-r.json"
    },
    "names": {
        "latin": "M. Gluteus Medius",
        "en": "Gluteus Medius",
        "de": "Mittlerer Gesäßmuskel"
    },
    "side": "right",
    "region": {
        "key": "HIP",
        "en": "Hip",
        "de": "Hüfte"
    },
    "placementStandard": "SENIAM (Hermens et al. 2000)",
    "source": {
        "url": "http://seniam.org/gluteusmedius.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": "50% on line between iliac crest and greater trochanter",
            "de": "50% auf Linie zwischen Crista iliaca und Trochanter major"
        },
        "orientation": {
            "en": "Parallel to line iliac crest-greater trochanter",
            "de": "Parallel zur Linie Crista iliaca–Trochanter major"
        },
        "sensorRules": "bipolar Ag/AgCl, ≤ 10 mm conductive diameter, 20 mm inter-electrode distance, parallel to fibres, reference electrode on bone (SENIAM)"
    },
    "landmarks": {
        "rule": "electrode at fraction t of the line from a to b",
        "a": {
            "id": "iliac_crest",
            "en": "Iliac crest",
            "de": "Beckenkamm",
            "model_xyz_m": null
        },
        "b": {
            "id": "greater_trochanter",
            "en": "Greater trochanter",
            "de": "Trochanter major",
            "model_xyz_m": null
        },
        "t": 0.5,
        "extra": null,
        "note": null,
        "coordinates": "model space of the 3D viewer (metres, y up); for orientation only, not body measurements"
    },
    "anatomy": {
        "function": {
            "en": "Hip abduction, pelvic stabilization in single-leg stance (Trendelenburg), anterior fibers: internal rotation, posterior fibers: external rotation",
            "de": "Abduktion im Hüftgelenk, Stabilisation des Beckens im Einbeinstand (Trendelenburg), vordere Anteile: Innenrotation, hintere Anteile: Außenrotation"
        },
        "origin": {
            "en": "Gluteal surface of the Os ilium (between anterior and posterior gluteal lines)",
            "de": "Facies glutea des Os ilium (zwischen Linea glutea anterior und posterior)"
        },
        "insertion": {
            "en": "Greater trochanter of the femur (lateral surface)",
            "de": "Trochanter major des Femurs (laterale Fläche)"
        },
        "innervation": {
            "en": "Superior gluteal nerve, L5–S1",
            "de": "N. gluteus superior, L5–S1"
        }
    },
    "testMovement": {
        "en": "Hip abduction in side-lying against resistance",
        "de": "Hüftabduktion in Seitenlage gegen Widerstand"
    },
    "placementNotes": {
        "source": "Criswell E. Cram's Introduction to Surface Electromyography. 2nd ed. Jones & Bartlett; 2011, p. 356",
        "site": "Gluteus Medius",
        "placementType": "specific",
        "signalCheck": {
            "de": "Bein in Seitenlage oder im seitlichen Stand (an der Wand abgestützt) abduzieren; Einbeinstand; Gehen.",
            "en": "Abduct the leg side-lying or standing sideways against a wall; single-leg stance; walking."
        },
        "crosstalk": {
            "de": [
                "Gluteus maximus",
                "Erector spinae"
            ],
            "en": [
                "gluteus maximus",
                "erector spinae"
            ]
        },
        "artifacts": null
    },
    "mvcTest": {
        "source": "Konrad P. The ABC of EMG. Noraxon; 2005, p. 32",
        "group": "gluteus_medius",
        "en": {
            "position": "Side-lying with fixed pelvis, or supine; hip abduction. Some subjects reach higher values standing.",
            "fixation": "Pelvis fixed with a belt or manually.",
            "resistance": "Manual resistance or belt against the lateral thigh, abduction against it.",
            "control": "Compare side-lying, supine and standing; take the highest.",
            "note": "Konrad: the hip abduction can be performed in fixed side-lying or supine position."
        },
        "de": {
            "position": "Seitlage mit fixiertem Becken oder Rückenlage; Hüftabduktion. Manche Personen erreichen im Stehen höhere Werte.",
            "fixation": "Becken mit Gurt oder manuell fixiert.",
            "resistance": "Manueller Widerstand oder Gurt am seitlichen Oberschenkel, Abduktion dagegen.",
            "control": "Seitlage, Rückenlage und Stand vergleichen; den höchsten Wert nehmen.",
            "note": "Konrad: die Hüftabduktion kann in fixierter Seitlage oder in Rückenlage ausgeführt werden."
        }
    },
    "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"
}