{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Rainbow+sensor&page=2",
    "query": {
      "intervention": "Rainbow sensor",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Rainbow+sensor&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T11:14:41.286Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT01750463",
      "title": "Comparing Validity of Non-Invasive Hemoglobin Monitoring to Laboratory Results in Critically Ill Children",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hemoglobin Results"
      ],
      "interventions": [
        {
          "name": "Masimo Pronto Rad 7 Non-Invasive hemoglobin monitor",
          "type": "OTHER"
        },
        {
          "name": "Standard Laboratory Blood Draw and Hemoglobin Analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Days",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "30 Days to 18 Years"
      },
      "enrollment_count": 65,
      "start_date": "2013-01",
      "completion_date": "2013-05",
      "has_results": false,
      "last_update_posted_date": "2014-12-03",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01750463"
    },
    {
      "nct_id": "NCT03120897",
      "title": "Rainbow Acoustic Monitoring (RAM) Clinical Engineering Data Collection",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "RAM sensor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Masimo Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "Up to 70 Years"
      },
      "enrollment_count": 78,
      "start_date": "2016-06",
      "completion_date": "2018-10",
      "has_results": false,
      "last_update_posted_date": "2021-05-18",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03120897"
    },
    {
      "nct_id": "NCT01494844",
      "title": "Comfort Evaluation of Non-Invasive Respiratory Monitor Interfaces",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Respiratory Device Comfort"
      ],
      "interventions": [
        {
          "name": "Respiratory monitor patient interface.",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "20 Years to 49 Years"
      },
      "enrollment_count": 30,
      "start_date": "2011-06",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2013-08-09",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01494844"
    },
    {
      "nct_id": "NCT03157232",
      "title": "Rainbow DCI vs. R1-25 Sensor SpHb Sub-Range Performance Equivalence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Rainbow DCI and R1-25 sensor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Masimo Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 18,
      "start_date": "2009-06-19",
      "completion_date": "2009-06-29",
      "has_results": true,
      "last_update_posted_date": "2017-07-27",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03157232"
    },
    {
      "nct_id": "NCT03124823",
      "title": "Accuracy of Noninvasive Pulse Oximeter Sensor (Rainbow DCI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Rainbow DCI Sensor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Masimo Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 11,
      "start_date": "2015-08-28",
      "completion_date": "2015-09-08",
      "has_results": true,
      "last_update_posted_date": "2017-07-28",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03124823"
    },
    {
      "nct_id": "NCT03125005",
      "title": "Accuracy of Methemoglobin Measurement for Rainbow Universal Pulse Oximeter Sensor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Rainbow Universal Pulse Oximeter Sensor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Masimo Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 51,
      "start_date": "2012-04-12",
      "completion_date": "2012-06-21",
      "has_results": true,
      "last_update_posted_date": "2017-07-27",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 2,
      "location_summary": "Irvine, California • San Francisco, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03125005"
    },
    {
      "nct_id": "NCT03482505",
      "title": "Rainbow Acoustic Monitoring (RAM) in Patients Weighing up to 10kg Comparison Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiration Rate"
      ],
      "interventions": [
        {
          "name": "INVSENSOR00004",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Masimo Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 10,
      "start_date": "2018-03-12",
      "completion_date": "2018-08-31",
      "has_results": true,
      "last_update_posted_date": "2021-11-15",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 2,
      "location_summary": "Loma Linda, California • Dallas, Texas",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03482505"
    },
    {
      "nct_id": "NCT03021551",
      "title": "Oxygen Reserve Index: Utility as Early Warning for Desaturation in Morbidly Obese Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [],
      "conditions": [
        "Morbid Obesity",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Rainbow sensor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Masimo Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2016-09-15",
      "completion_date": "2018-07-20",
      "has_results": true,
      "last_update_posted_date": "2022-04-19",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03021551"
    },
    {
      "nct_id": "NCT03120702",
      "title": "Measurement of Total Hemoglobin by Pulse Oximetry in Neonatal Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anemia"
      ],
      "interventions": [
        {
          "name": "Investigational Rainbow SpHb sensor",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Masimo Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "16 Weeks",
        "sex": "ALL",
        "summary": "Up to 16 Weeks"
      },
      "enrollment_count": 128,
      "start_date": "2013-07-23",
      "completion_date": "2017-04-20",
      "has_results": false,
      "last_update_posted_date": "2021-04-28",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 1,
      "location_summary": "Orange, California",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03120702"
    },
    {
      "nct_id": "NCT03273166",
      "title": "Comparison of Rainbow INVSENSOR00001 and Control SpHb Disposable Sensor Performance During Hemodilution",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "INVSENSOR00001",
          "type": "DEVICE"
        },
        {
          "name": "Control SpHb sensor",
          "type": "DEVICE"
        },
        {
          "name": "Hemodilution",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Masimo Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 82,
      "start_date": "2017-08-29",
      "completion_date": "2017-09-18",
      "has_results": true,
      "last_update_posted_date": "2020-10-26",
      "last_synced_at": "2026-09-08T11:14:41.286Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03273166"
    }
  ]
}