Skip to content

Evaluation of the Zynex Blood Volume Monitor in Healthy Adult Patients During a Blood Draw

Clinical Evaluation of the Zynex Blood Volume Monitor (CM-1500) in Healthy Adult Patients During a Blood Draw

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01846195
Enrollment
50
Registered
2013-05-03
Start date
2012-06-06
Completion date
2013-03-20
Last updated
2022-11-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Blood Loss

Keywords

blood loss

Brief summary

Non-invasive monitoring to measure changes in blood volume.

Interventions

DEVICECM 1500

Sponsors

DTarget
CollaboratorUNKNOWN
Zynex Monitoring Solutions
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
OTHER
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 35 Years
Healthy volunteers
Yes

Inclusion criteria

* Healthy volunteers * Between 18-35 years of age * Weight between 130-200 pounds

Exclusion criteria

* Known cardiac disease * Recent caffeine intake * Tobacco use in the (4) hours prior to screening * Infection * Pregnancy * Hemoglobin \<13.5 g/dl

Design outcomes

Primary

MeasureTime frameDescription
Detect by Non-invasive Monitoring a Change in Blood Volume During a Whole Blood DrawAt study completion (completion of blood draw)Detection by non-invasive monitoring a change in blood volume (yes or no) during a whole blood draw

Countries

United States

Participant flow

Participants by arm

ArmCount
no Blood Draw
CM 1500 with no blood draw CM 1500
5
Blood Draw
CM 1500 with blood draw CM 1500
45
Total50

Baseline characteristics

Characteristicno Blood DrawBlood DrawTotal
Age, Continuous25.5 years25.9 years25.7 years
Height69.2 inches67.9 inches68.6 inches
Region of Enrollment
United States
5 participants45 participants50 participants
Sex: Female, Male
Female
2 Participants21 Participants23 Participants
Sex: Female, Male
Male
3 Participants24 Participants27 Participants
Weight162.3 pounds158.4 pounds160.4 pounds

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
0 / 50 / 45
other
Total, other adverse events
0 / 55 / 45
serious
Total, serious adverse events
0 / 50 / 45

Outcome results

Primary

Detect by Non-invasive Monitoring a Change in Blood Volume During a Whole Blood Draw

Detection by non-invasive monitoring a change in blood volume (yes or no) during a whole blood draw

Time frame: At study completion (completion of blood draw)

Population: Number of subjects for which blood loss was detected.

ArmMeasureValue (NUMBER)
no Blood DrawDetect by Non-invasive Monitoring a Change in Blood Volume During a Whole Blood Draw0 participants
Blood DrawDetect by Non-invasive Monitoring a Change in Blood Volume During a Whole Blood Draw45 participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026