FreeStyle Navigator(R) - How It Works
Know The FreeStyle Navigator System
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The sensor is placed on the back of your upper arm or your
abdomen, and is held there with a special adhesive.
A tiny filament 5mm long—as thin as several strands of hair—goes just under
the skin. It measures the glucose level in the interstitial fluid, which flows
between the cells, and it’s similar to measuring the blood glucose level.*
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The transmitter is attached to the sensor and sends glucose
readings to the wireless receiver up to 10 feet away.
You can wear the sensor/transmitter for up to five days straight, and do
just about anything with it on: work, exercise, bathe, sleep.**
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The receiver is like a little computer. It stores all your
glucose readings, for up to 60 days, and it gives you an accurate picture of
what your glucose is doing. You can program it to predict out-of-range highs
and lows based upon thresholds you set, and it lets you know with
alarms1 if any are heading towards high and lows so you can take
action to avoid them.
The receiver is also the only CGM device on the market to have a built-in
blood glucose meter for convenient calibration—no need for a separate
device.
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Call us 24 hours a day, 7 days a week: 1-866-597-5520

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Interstitial fluid and capillary blood can vary during
times of rapid change. |
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Note: movement of the sensor support mount or excessive
perspiration at the sensor insertion site due to activities like vigorous
exercise or bumping against objects may lead to poor adhesion of the support
mount to the skin and cause the sensor to dislodge. If the sensor dislodges due
to the sensor support adhesive failing to adhere to the skin, you may get
unreliable results or no results. The system may not provide a warning in such
circumstances. Choose the proper sensor insertion site when inserting the
sensor and prepare the site by following the instructions for site
preparation. |
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The FreeStyle Navigator® system has a projected alarm that can be set at a
low, medium or high sensitivity to alert the user ~10 to 30 minutes before
glucose levels reach the high or low glucose threshold settings, assuming
glucose keeps changing at the same rate. Projected Alarm High Setting = maximum
detection; more alarms; earliest warning (~30 minutes). Projected Alarm Low
Setting = minimum detection; fewer alarms with less advanced notice (~10
minutes) The performance of the projected alarms has not been established.
Projected alarms increase the overall ability to detect high and low glucose
conditions. Using the projected alarms AND threshold alarms provides maximum
notification of high or low glucose conditions. Always perform a traditional
blood glucose test before adjusting therapy based on system results and
alarms. |
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Indications and Important Safety Information for the FreeStyle
Navigator® System
Safety Information: Users should read all of the
instructions in the User's Guide before using the FreeStyle
Navigator® Continuous Glucose Monitoring System. Adjustments to
treatment should be done under the guidance of the user's health care team.
Indications for Use: The FreeStyle Navigator Continuous
Glucose Monitoring System is indicated for continually recording interstitial
fluid glucose levels in people (ages 18 and older) with diabetes mellitus for
the purpose of improving diabetes management. Readings and alarms about glucose
levels from the FreeStyle Navigator Continuous Glucose Monitoring System are
not intended to replace traditional blood glucose monitoring. Before adjusting
therapy for diabetes management based on results and alarms from the FreeStyle
Navigator Continuous Glucose Monitoring System, traditional blood glucose tests
must be performed. The FreeStyle Navigator Continuous Glucose Monitoring System
provides a built-in blood glucose meter to confirm the continuous glucose
result.
The FreeStyle Navigator Continuous Glucose Monitoring System provides
real-time readings, graphs, trends, and glucose alarms directly to the user.
The FreeStyle Navigator Continuous Glucose Monitoring System is intended to be
used in home settings to aid people with diabetes in predicting and detecting
episodes of hypoglycemia and hyperglycemia and in clinical settings to aid
health care professionals in evaluating glucose control. The FreeStyle
Navigator Continuous Glucose Monitoring System is available only by
prescription.
Contraindications: The FreeStyle Navigator Continuous
Glucose Monitoring System must be removed prior to Magnetic Resonance Imaging
(MRI).
Prescription Device: Federal law restricts the sale of this
device by or on order of a physician.
Warnings/Precautions: Infection, inflammation, or bleeding
at the glucose sensor insertion site are possible risks of inserting a sensor
into your skin. If you believe your results are not reliable, or are
inconsistent with how you feel, perform a blood glucose mode test to measure
your glucose. If the problem continues, discard the old sensor and insert a new
sensor. Performance of the system under conditions of fluctuating hydration
levels such as during renal dialysis has not been evaluated. Unintended
dislodging of the sensor due to excessive perspiration, exercise, or bumping,
may cause unreliable or no results without warning. Performance of the
FreeStyle Navigator system has not been evaluated in pregnant women.
DOC19079_Rev-A
06/09
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