{
  "category": "Dental Handpieces",
  "vertical": "medical-and-dental-supply",
  "source": "https://getclaro.ai/resources/attribute-library/medical-and-dental-supply/dental-handpieces/",
  "status": "editorial-draft",
  "note": "Editorial reference template. Example values show format only and do not describe a real SKU. Not an official ETIM or ECLASS class.",
  "groups": [
    {
      "key": "identity",
      "name": "Identity",
      "check": "Preserve leading zeros and punctuation, validate against the manufacturer record, and check the GTIN check digit and packaging level before linking."
    },
    {
      "key": "technical",
      "name": "Technical specifications",
      "check": "Store the number and unit separately. Convert only when the source unit and test conditions are known."
    },
    {
      "key": "selection",
      "name": "Selection attributes",
      "check": "Map supplier wording to a governed vocabulary only after checking the source text and which variant it applies to."
    },
    {
      "key": "fit",
      "name": "Fit & compatibility",
      "check": "Keep model and series qualifiers. A similar-looking part is not a verified fit until a source says so."
    },
    {
      "key": "evidence",
      "name": "Evidence & compliance",
      "check": "Link the manufacturer document or label with its edition or date. Never copy a certification from a neighboring SKU."
    }
  ],
  "fields": [
    {
      "key": "handpiece_type",
      "label": "Handpiece Type",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "High-Speed Air Turbine"
    },
    {
      "key": "drive_system",
      "label": "Drive System",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Air turbine"
    },
    {
      "key": "coupling_connection_type",
      "label": "Coupling / Connection Type",
      "group": "fit",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Manufacturer-specific quick coupler, fiber-optic"
    },
    {
      "key": "bur_shank_accepted",
      "label": "Bur Shank Accepted",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "FG 1.6 mm friction grip (ISO 1797)"
    },
    {
      "key": "chuck_mechanism",
      "label": "Chuck Mechanism",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Push-button autochuck"
    },
    {
      "key": "head_style",
      "label": "Head Style",
      "group": "selection",
      "priority": "core",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Standard head"
    },
    {
      "key": "manufacturer_part_number",
      "label": "Manufacturer Part Number",
      "group": "identity",
      "priority": "core",
      "value_type": "identifier",
      "unit": null,
      "example_format": "HP-4500-LED"
    },
    {
      "key": "max_free_running_speed",
      "label": "Max Free-Running Speed",
      "group": "technical",
      "priority": "differentiating",
      "value_type": "number",
      "unit": "rpm",
      "example_format": "400000"
    },
    {
      "key": "gear_ratio",
      "label": "Gear Ratio",
      "group": "selection",
      "priority": "differentiating",
      "value_type": "controlled",
      "unit": null,
      "example_format": "1:5 increasing (red band)"
    },
    {
      "key": "head_dimensions_dia_x_h",
      "label": "Head Dimensions (dia x H)",
      "group": "technical",
      "priority": "differentiating",
      "value_type": "text",
      "unit": "mm",
      "example_format": "12.5 dia x 13.1 H"
    },
    {
      "key": "recommended_drive_air_pressure",
      "label": "Recommended Drive Air Pressure",
      "group": "technical",
      "priority": "differentiating",
      "value_type": "number",
      "unit": "psi",
      "example_format": "35"
    },
    {
      "key": "power_output",
      "label": "Power Output",
      "group": "technical",
      "priority": "differentiating",
      "value_type": "number",
      "unit": "W",
      "example_format": "26"
    },
    {
      "key": "illumination",
      "label": "Illumination",
      "group": "selection",
      "priority": "differentiating",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Integrated LED, self-generating"
    },
    {
      "key": "coolant_spray_ports",
      "label": "Coolant Spray Ports",
      "group": "selection",
      "priority": "differentiating",
      "value_type": "controlled",
      "unit": null,
      "example_format": "4-port spray"
    },
    {
      "key": "bearing_type",
      "label": "Bearing Type",
      "group": "selection",
      "priority": "differentiating",
      "value_type": "controlled",
      "unit": null,
      "example_format": "Ceramic ball bearings"
    },
    {
      "key": "max_steam_sterilization_temperature",
      "label": "Max Steam Sterilization Temperature",
      "group": "technical",
      "priority": "channel",
      "value_type": "number",
      "unit": "°C",
      "example_format": "135"
    },
    {
      "key": "fda_product_code",
      "label": "FDA Product Code",
      "group": "evidence",
      "priority": "channel",
      "value_type": "identifier",
      "unit": null,
      "example_format": "EFB"
    },
    {
      "key": "udi_di_gtin_14",
      "label": "UDI-DI / GTIN-14",
      "group": "identity",
      "priority": "channel",
      "value_type": "identifier",
      "unit": null,
      "example_format": "00841234562502"
    }
  ],
  "evidence_columns": [
    "raw_value",
    "normalized_value",
    "source_uri",
    "source_page_or_row",
    "confidence",
    "review_state",
    "last_verified"
  ],
  "normalization_examples": [
    {
      "attribute": "Hose Connection",
      "variants": [
        "4 Hole",
        "4-hole Midwest",
        "Midwest 4H",
        "M4",
        "4H",
        "Fits 4 hole"
      ],
      "normalized": "4-hole (Midwest type)"
    },
    {
      "attribute": "Bur Shank Accepted",
      "variants": [
        "FG",
        "Friction Grip",
        "FG 1.6mm",
        "1.6 mm FG",
        "FG 1.60mm",
        "Friction-grip shank"
      ],
      "normalized": "FG 1.6 mm (friction grip)"
    },
    {
      "attribute": "Max Free-Running Speed",
      "variants": [
        "400,000 rpm",
        "400K RPM",
        "up to 400.000 min-1",
        "400000/min",
        "400 krpm",
        "400,000 r/min"
      ],
      "normalized": "400000 rpm"
    }
  ]
}