{
  "@context": {
    "schema": "https://schema.org/",
    "au": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/vocab/agent-native#",
    "@vocab": "https://schema.org/",
    "claims": {
      "@id": "au:claims",
      "@container": "@list"
    },
    "epistemicStatus": "au:epistemicStatus",
    "occurred": "au:occurred",
    "supported": "au:supported",
    "adjudged": "au:adjudged",
    "operative": "au:operative",
    "grounding": "au:grounding",
    "groundingType": "au:groundingType",
    "adjudicator": "au:adjudicator",
    "source": "au:source",
    "sourceUrl": "au:sourceUrl",
    "value": "au:value",
    "claimType": "au:claimType",
    "reviewStatus": "au:reviewStatus",
    "commercialInfluence": "au:commercialInfluence",
    "falsifier": "au:falsifier"
  },
  "@id": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/recalls/Z-2281-2023.jsonld",
  "@type": "schema:Dataset",
  "name": "Impella RP Flex with SmartAssist intracardiac microaxial blood pump, Product Number 1000323",
  "description": "FDA recall Z-2281-2023 — Abiomed, Inc. is recalling Impella RP Flex with SmartAssist intracardiac microaxial blood pump, Product Number 1000323 (Devices, Class I). The enforcement record is RECORDED; the classification is a DETERMINATION (FDA's regulatory verdict); the boundary is INTERPRETATION (a recall ≠ harm to a specific person). Source: openFDA. CC0.",
  "license": "https://creativecommons.org/publicdomain/zero/1.0/",
  "isAccessibleForFree": true,
  "isPartOf": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/",
  "rdfs:isDefinedBy": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/vocab/agent-native",
  "seeAlso": "https://agenticu.ryanjhunter.workers.dev/commons/the-research-object",
  "dateModified": "2026-06-24T07:02:03.626072+00:00",
  "isBasedOn": {
    "@type": "schema:Dataset",
    "name": "openFDA drug & device enforcement (recall) reports",
    "url": "https://open.fda.gov/apis/drug/enforcement/",
    "creator": {
      "@type": "schema:GovernmentOrganization",
      "name": "U.S. Food & Drug Administration"
    }
  },
  "sameAs": "https://www.accessdata.fda.gov/scripts/enforcement/enforce_rpt-Product-Tabs.cfm?action=select&recall_number=Z-2281-2023&lang=eng",
  "about": {
    "@type": "schema:MedicalDevice",
    "name": "Impella RP Flex with SmartAssist intracardiac microaxial blood pump, Product Number 1000323",
    "manufacturer": {
      "@type": "schema:Organization",
      "name": "Abiomed, Inc."
    }
  },
  "claims": [
    {
      "@id": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/recalls/Z-2281-2023/enforcement-record",
      "@type": "schema:Claim",
      "name": "FDA recall Z-2281-2023: Abiomed, Inc. is recalling Impella RP Flex with SmartAssist intracardiac microaxial blood pump, Product Number 1000323",
      "text": "The FDA logged enforcement record Z-2281-2023: Abiomed, Inc. is voluntarily recalling Impella RP Flex with SmartAssist intracardiac microaxial blood pump, Product Number 1000323 — reason: A higher than expected rate of  thrombus formation or deposition has been observed. The risk is for thrombus formations or deposits on indwelling central venous lines or cannulas may break free and enter into the Impella RP Flex, resulting in reduced flow, loss of support, or hemolysis. Status: Ongoing — the recall is still being carried out.. Initiated 2023-06-29. Affected lots/codes: UDI-DI: 00813502012811; Serial Numbers: 409541 409542 409544 411379 416645 416646 416647 416649 418933 418939 418940 419489 421953 421955 422974 422978 423999 425596 428726 428730 429616 429617 429623 429646 429648 429649 429650 429651 429652 429654 430363 430365 430366 430367 430923 430929 430931 431099 431106 431532 431535 431844 431846 431847 431848 431850 431868 431869 431870 432394 432395 432396 432397 432398 432400 432401 432402 432643 432644 432645 432648 432651 433755 433756 434540. A RECORDED FDA enforcement action (occurred=true).",
      "claimType": "official_fact",
      "reviewStatus": "current",
      "commercialInfluence": false,
      "epistemicStatus": {
        "occurred": true,
        "supported": true,
        "adjudged": true,
        "operative": true
      },
      "grounding": {
        "groundingType": "SourceCitation",
        "source": "openFDA drug & device enforcement (recall) reports — U.S. FDA",
        "sourceUrl": "https://www.accessdata.fda.gov/scripts/enforcement/enforce_rpt-Product-Tabs.cfm?action=select&recall_number=Z-2281-2023&lang=eng",
        "value": "Devices recall, status Ongoing",
        "adjudicator": {
          "name": "openFDA drug & device enforcement (recall) reports — U.S. FDA",
          "url": "https://www.accessdata.fda.gov/scripts/enforcement/enforce_rpt-Product-Tabs.cfm?action=select&recall_number=Z-2281-2023&lang=eng"
        }
      },
      "falsifier": "A RECORD of measured/reported events (occurred=true) from openFDA drug & device enforcement (recall) reports — U.S. FDA; superseded when openFDA drug & device enforcement (recall) reports — U.S. FDA publishes its next release."
    },
    {
      "@id": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/recalls/Z-2281-2023/fda-classification",
      "@type": "schema:Claim",
      "name": "FDA classified recall Z-2281-2023 as Class I",
      "text": "The FDA assigned this recall Class I: Class I — the FDA judged there is a reasonable probability that use of the product would cause serious harm or death.. This is the FDA's official risk classification — its regulatory DETERMINATION of the hazard category (a verdict constituted by the FDA's recognition, occurred=FALSE), adjudged=TRUE because the FDA issued it. It is NOT a measurement of harm to any specific person.",
      "claimType": "regulatory_determination",
      "reviewStatus": "current",
      "commercialInfluence": false,
      "epistemicStatus": {
        "occurred": false,
        "supported": true,
        "adjudged": true,
        "operative": true
      },
      "grounding": {
        "groundingType": "AdjudicativeAct",
        "source": "U.S. FDA recall classification (openFDA enforcement)",
        "sourceUrl": "https://www.accessdata.fda.gov/scripts/enforcement/enforce_rpt-Product-Tabs.cfm?action=select&recall_number=Z-2281-2023&lang=eng",
        "value": "Class I",
        "adjudicator": {
          "name": "U.S. FDA recall classification (openFDA enforcement)",
          "url": "https://www.accessdata.fda.gov/scripts/enforcement/enforce_rpt-Product-Tabs.cfm?action=select&recall_number=Z-2281-2023&lang=eng"
        }
      },
      "falsifier": "occurred=FALSE: a regulatory DETERMINATION (an authority's classification/judgment) has NO material truthmaker independent of recognition — it is constituted by U.S. FDA recall classification (openFDA enforcement)'s say-so (a Searle institutional fact), not measured. adjudged=TRUE because U.S. FDA recall classification (openFDA enforcement) (an external authority) issued it. Distinct from a recorded measurement (which has an independent truthmaker) and from a modeled figure (a computed quantity, not a verdict). Challengeable; superseded if the authority reclassifies."
    },
    {
      "@id": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/recalls/Z-2281-2023/boundary",
      "@type": "schema:Claim",
      "name": "What an FDA recall is — and is NOT",
      "text": "A recall is a RECORDED FDA enforcement action — the FDA logged that a firm is removing or correcting a product, classed by the FDA's risk judgment. It does NOT establish that any specific unit is affected or caused harm; causation is not established. This record informs and compares — it is NOT medical advice and does not tell anyone to start or stop a drug or device. For a medical decision, route to the FDA recall record and a licensed pharmacist or prescriber.",
      "claimType": "interpretation",
      "reviewStatus": "current",
      "commercialInfluence": false,
      "epistemicStatus": {
        "occurred": false,
        "supported": true,
        "adjudged": false,
        "operative": true
      },
      "grounding": {
        "groundingType": "Interpretation",
        "source": "Atlas Commons L5 boundary (enforcement-action ≠ harm causation)",
        "sourceUrl": "https://drug-device-safety-atlas.ryanjhunter.workers.dev/",
        "value": "a recorded enforcement action, not proof of harm or causation; not medical advice",
        "adjudicator": null
      },
      "falsifier": "occurred=FALSE (a framing, not an event) and adjudged=FALSE (an in-house reading, not an authority's verdict) — the LOWEST-warrant claim here. A flat representation would render this identically to the official facts; the four-status does not."
    }
  ],
  "hasPart": [
    {
      "@type": "schema:ItemList",
      "name": "FDA recall details — Z-2281-2023",
      "numberOfItems": 9,
      "itemListElement": [
        {
          "@type": "schema:ListItem",
          "position": 1,
          "item": {
            "Field": "Recall number",
            "Value": "Z-2281-2023",
            "Status": "recorded"
          }
        },
        {
          "@type": "schema:ListItem",
          "position": 2,
          "item": {
            "Field": "Product type",
            "Value": "Devices",
            "Status": "recorded"
          }
        },
        {
          "@type": "schema:ListItem",
          "position": 3,
          "item": {
            "Field": "Classification",
            "Value": "Class I",
            "Status": "determination"
          }
        },
        {
          "@type": "schema:ListItem",
          "position": 4,
          "item": {
            "Field": "Status",
            "Value": "Ongoing — the recall is still being carried out.",
            "Status": "recorded"
          }
        },
        {
          "@type": "schema:ListItem",
          "position": 5,
          "item": {
            "Field": "Recalling firm",
            "Value": "Abiomed, Inc.",
            "Status": "recorded"
          }
        },
        {
          "@type": "schema:ListItem",
          "position": 6,
          "item": {
            "Field": "Reason",
            "Value": "A higher than expected rate of  thrombus formation or deposition has been observed. The risk is for thrombus formations or deposits on indwelling central venous lines or cannulas may break free and enter into the Impella RP Flex, resulting in reduced flow, loss of support, or hemolysis",
            "Status": "recorded"
          }
        },
        {
          "@type": "schema:ListItem",
          "position": 7,
          "item": {
            "Field": "Initiated",
            "Value": "2023-06-29",
            "Status": "recorded"
          }
        },
        {
          "@type": "schema:ListItem",
          "position": 8,
          "item": {
            "Field": "Lot/code info",
            "Value": "UDI-DI: 00813502012811; Serial Numbers: 409541 409542 409544 411379 416645 416646 416647 416649 418933 418939 418940 419489 421953 421955 422974 422978 423999 425596 428726 428730 429616 429617 429623 429646 429648 429649 429650 429651 429652 429654 430363 430365 430366 430367 430923 430929 430931 431099 431106 431532 431535 431844 431846 431847 431848 431850 431868 431869 431870 432394 432395 432396 432397 432398 432400 432401 432402 432643 432644 432645 432648 432651 433755 433756 434540",
            "Status": "recorded"
          }
        },
        {
          "@type": "schema:ListItem",
          "position": 9,
          "item": {
            "Field": "Distribution pattern",
            "Value": "US Nationwide distribution including in the states of AR, CA, FL, GA, LA, MA, MI, MO, NC, NJ, NY, OH, OR, SC, TX, and WI.",
            "Status": "recorded"
          }
        }
      ]
    }
  ]
}