Dexcom

Dexcom, Dexcom Clarity, Dexcom Follow, Dexcom One, Dexcom Share, and any related logos and design marks are either registered trademarks or trademarks of Dexcom, Inc. in the United States and/or other countries.

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How to replace your Dexcom ONE Sensor

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Dexcom ONE app set-up

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Click to find out more about Dexcom Clarity and the Follow App

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All Dexcom products can be calibrated, but not required.  All our systems are designed to work properly without calibrations. Calibration is therefore an optional function.

Can Dexcom sensors be calibrated and optional calibration?

If you do not have a Dexcom account, you can create one on the login page.

How do I create a Dexcom user account?

You must have a Dexcom account to use Dexcom Clarity. You must use the same Dexcom account for all your Dexcom devices

How do I log in to Dexcom Clarity?

Continuous Glucose Monitoring (CGM) systems track glucose levels throughout the day.

How does Dexcom ONE CGM System work?

If you&#x27;re already familiar with continuous glucose monitoring (CGM) systems, Dexcom ONE may or may not notably affect your day-to-day routine.

Will using Dexcom ONE change my diabetes management routine?

Dexcom Continuous Glucose Monitoring (CGM) tracks glucose levels throughout the day and night and can alert you if your levels go too high or low.

What is Continuous Glucose Monitoring (CGM)?

Go to clarity.dexcom.eu from an internet browser with internet connection. Review Clarity&#x27;s list of computer and internet requirements if needed.

How do I get to Dexcom Clarity?

The Dexcom insertion needle in all of our products is made of 304 stainless steel which includes 10% medical grade nickel.

What material is the Dexcom filament and insertion needle made from?

Dexcom Continuous Glucose Monitoring (CGM) tracks glucose levels throughout the day and night.

What are the benefits of using Continuous Glucose Monitoring (CGM)?

To find out if you are eligible to receive a Dexcom CGM System on the NHS talk to your Healthcare Professional. You can learn more about NHS funding for Dexcom.

How do I get Dexcom on prescription?

Dexcom CGM systems measure the glucose levels in the interstitial fluids just beneath your skin. Blood glucose meters measure glucose levels in your capillary blood.

What is the difference between a Dexcom CGM sensor glucose reading and blood glucose value (BGV)?

Calibrating your Dexcom ONE is optional. The Dexcom ONE and systems are designed to work properly without calibrations.

What is optional calibration?

There are two ways to end your sensor session and start a new one.

How do I replace my sensor and start a new sensor session?

A variety of iOS and Android smartphones are compatible with the Dexcom ONE app. To view a list of compatible smartphones, visit dexcom.com/compatibility.

I want to get a new phone. Will this affect my Dexcom ONE?

Before upgrading your smart device or its operating system, check dexcom.com/compatibility. If your device is not compatible, you may not be able to download the Dexcom ONE app, or it may not work properly.

What if my smartphone is NOT compatible with Dexcom ONE?

Dexcom ONE is designed not to impact your travel. Just follow these instructions...

Can I use my Dexcom ONE while traveling?

Once snapped into place, the transmitter is water resistant. Swim, shower, take a bath: no need to worry about water and your Dexcom ONE, just leave your display device in a dry area.

Can I shower or swim while wearing my Dexcom ONE?

The Signal Loss alert tells you when you&#x27;re not getting Dexcom ONE readings. Your display device may be too far from your transmitter or there may be something, such as a wall or water, between your transmitter and your display device.

What does the Signal Loss alert mean?

Dexcom Clarity is an important part of your CGM system, providing a holistic view of your diabetes management by highlighting glucose patterns, trends, and statistics.

What is Dexcom Clarity?

The Dexcom ONE CGM system requires, Dexcom ONE sensors, Dexcom ONE transmitters and a compatible smart device*

What are the Dexcom ONE system components?

With Dexcom ONE, you can make treatment decisions without using your blood glucose (BG) meter.

How do I use Dexcom ONE to make treatment decisions?

If you have irritated or sensitive skin please work with your healthcare professional (HCP).

How to avoid irritated/sensitive skin from sensor adhesive?

Dexcom CGM systems provide much more information for users than traditional Self-Monitoring of Blood Glucose (SMBG) does.

How accurate is my Dexcom ONE compared to my blood glucose meter?

Yes, you can change a Dexcom ONE sensor before the session ends.

My 10-day sensor session is going to end soon, and I want to change my sensor early. Can I change the sensor now?

Dexcom ONE gives you the option of turning on alerts when you set up your system. You just follow the prompts on your screen. If you want to turn on or change your alerts after setup, go to Settings &gt; Alerts.

How do I set up and use Dexcom ONE alerts?

Is my smartphone compatible with the Dexcom ONE app?

Here are some recommended settings for iPhone devices, to help ensure you get all Dexcom ONE app alerts and sensor readings.

Are there any iPhone/iOS settings I should or shouldn&#x27;t use with my Dexcom ONE app?

These considerations, skin barriers, and professional tips may help. Remember, what works best for one person may not work best for everyone.

How can I avoid irritated or sensitive skin caused by the sensor adhesive?

If your transmitter didn&#x27;t pair with your display device, and you are seeing a Pairing Unsuccessful alert, please follow these instructions...

What does Pairing Unsuccessful mean?

Dexcom sensors are manufactured with a special adhesive to help them stick to your skin after sensor insertion.

How do I keep my sensor on for the full 10-day wear?

Dexcom ONE in-app reports, powered by Dexcom Clarity, let you see different reports reflecting your glucose trends over time. You and your HCP can review, analyse, and evaluate your historical Dexcom ONE data.

What are the Dexcom ONE in-app reports, and how do I use them?

How to accept a sharing invitation from your clinic within the Clarity app

How can I share my Clarity reports with my healthcare professional?

All Dexcom ONE users can insert their sensors on their abdomen or the back of their upper arms. People ages 2 to 17 years old can also choose their upper buttocks. Look for a place on your belly, back of upper arms, or upper buttocks where you have some padding.

Where do I insert my Dexcom ONE sensor?

Here are some recommended settings for Android devices, to help ensure you get all Dexcom ONE app alerts and sensor readings. Visit Dexcom.com/compatibility for a list of devices and operating systems compatible with the Dexcom ONE app.

Are there any Android/OS settings I should or shouldn&#x27;t use with my Dexcom ONE app?

Dexcom designed the Dexcom ONE CGM system sensor auto-applicator for easier, more consistent sensor insertions. We recommend viewing the following video for a helpful demonstration of the sensor insertion and transmitter attachment process.

How do I insert my Dexcom ONE sensor?

If you are receiving a Sensor Failed Alert on your Dexcom ONE, and your inserted sensor will no longer give CGM values, remove the failed sensor using the in-app Sensor Removal Instructions.

What do I do if I receive the Sensor Failed alert?

There are many things you can do to help you to minimise the amount of signal loss you experience on your Dexcom App.

How can I reduce the amount of signal loss I experience?

If the Dexcom ONE applicator gets stuck, don&#x27;t panic. Simply remove the applicator and sensor following these instructions...

What do I do if my Dexcom ONE applicator won&#x27;t come off?

Review the following information to make sure that you continue to receive CGM values when using a compatible smart device...

What are the best practices to minimize signal loss on my phone?

It may not be necessary to remove your sensor, but if you experience bleeding and the bleeding spreads through the patch, please follow the below.

What happens if my sensor insertion causes bleeding?

Dexcom ONE transmitters last up to 90 days from activation. You can find your transmitter&#x27;s Activated On date by going to Settings &gt; Transmitter in the Dexcom ONE app

Why isn&#x27;t my transmitter working, and/or why is my Dexcom CGM System telling me to pair a new transmitter?

Unfortunately, the sensor code is required to use your Dexcom ONE system. If you have lost your sensor code, you will have to use a brand-new sensor.

I lost my Dexcom ONE sensor code. What do I do?

There may be times when your readings temporarily don&#x27;t match, but don&#x27;t panic--they are likely to become closer over time. You may find that this occurs for a few common reasons...

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How to replace your Dexcom ONE Sensor

Dexcom ONE app set-up