{
  "patent_number": "US 11382539",
  "country": "US",
  "title": "A Catheter That Measures Glucose While Delivering Medication",
  "original_title": "Analyte sensor",
  "summary": "This patent describes a medical system that combines a catheter for delivering medication with a continuous glucose sensor built directly onto its surface, allowing for simultaneous monitoring and therapy.",
  "what_it_does": "This system measures glucose in a person while also delivering medication. It uses a catheter, which is a thin tube inserted into the body, designed to deliver medicine. A continuous glucose sensor is placed at least partially on the outside surface of this catheter, featuring a coiled reference electrode and a working electrode. This sensor generates data about glucose concentration, which sensor electronics then use to determine the actual glucose level. For example, the catheter could be connected to an infusion pump, and the sensor electronics could send a recommendation for insulin dosage to the pump based on the real-time glucose readings, as described in claim 7.",
  "what_it_does_not_cover": [
    "Does not cover a separate, unattached continuous glucose monitor used alongside a medication delivery catheter.",
    "Does not cover a system where the glucose sensor is entirely inside the catheter's fluid pathway, rather than at least partially on its exterior surface.",
    "Does not cover a glucose sensor that only measures glucose once, as the claims specify a 'continuous glucose sensor' and 'substantially continuously determine the glucose concentration'.",
    "Does not cover a system where the sensor electronics cannot communicate therapy recommendations, such as insulin amounts, to an infusion pump.",
    "Does not cover a catheter that only delivers medication without any integrated glucose sensing capability."
  ],
  "filed": "2019-10-11",
  "granted": "2022-07-12",
  "expires": "2039-10-11",
  "status": "active",
  "holder": "Dexcom",
  "holder_url": "https://patentbrief.org/company/dexcom",
  "inventors": [
    {
      "name": "Mark Brister",
      "url": "https://patentbrief.org/inventor/mark-brister"
    },
    {
      "name": "Sean Saint",
      "url": "https://patentbrief.org/inventor/sean-saint"
    },
    {
      "name": "Nelson Quintana",
      "url": "https://patentbrief.org/inventor/nelson-quintana"
    },
    {
      "name": "Vance Swanson",
      "url": "https://patentbrief.org/inventor/vance-swanson"
    }
  ],
  "times_cited": 0,
  "tags": [
    "biotech",
    "medical_devices",
    "telecommunications",
    "software"
  ],
  "abstract": "Systems and methods of use for continuous analyte measurement of a host's vascular system are provided. In some embodiments, a continuous glucose measurement system includes a vascular access device, a sensor and sensor electronics, the system being configured for insertion into a host's peripheral vein or artery.",
  "url": "https://patentbrief.org/patent/us/11382539/analyte-sensor",
  "markdown_url": "https://patentbrief.org/patent/us/11382539/analyte-sensor/md",
  "google_patents_url": "https://patents.google.com/patent/US11382539",
  "relatedPatents": []
}