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Medtronic Guardian Link 4 Transmitter

The Medtronic Guardian Link 4 Transmitter is a key component of the Medtronic continuous glucose monitoring (CGM) system, designed to provide accurate, real-time glucose readings for people living with diabetes. Worn on the body and connected to the Guardian Sensor 3, the transmitter continuously measures glucose levels and securely sends data to a compatible Medtronic insulin pump or monitoring device.

Engineered for reliability and convenience, the Guardian Link 4 Transmitter helps users make informed decisions about their diabetes management by delivering continuous insights into glucose trends, reducing the guesswork of day-to-day monitoring.

Active Technology

Guardian Sensor 3 Compatibility – Works seamlessly with Medtronic Guardian Sensor 3 for real-time glucose monitoring.
Wireless Data Transmission – Sends glucose data every 5 minutes to compatible Medtronic insulin pumps or monitoring devices.
Rechargeable Battery – Designed for repeated use with a compact charger.
Water-Resistant Design – Allows wear during everyday activities, including exercise and showering.

Reasons to Use

Provides accurate, real-time glucose readings.
Helps identify glucose trends and patterns.
Reduces reliance on frequent fingerstick testing.
Integrates with compatible Medtronic insulin pumps for automated insulin delivery.
Small, lightweight, and discreet design for everyday comfort.

Reasons Not to Use

Only compatible with Medtronic Guardian Sensor 3 and supported devices.
Not intended as a standalone device—requires integration with the full CGM system.
Must be removed and recharged regularly.
Requires training and setup under the supervision of a healthcare professional.

Advantages

Continuous monitoring every 5 minutes for better glucose management.
Supports more stable blood glucose levels by providing timely insights.
Enhances safety by detecting highs and lows earlier.
Reusable and rechargeable for cost efficiency.

Disadvantages

Higher upfront and ongoing costs compared to traditional glucose monitoring.
Requires regular sensor replacement.
Not suitable for individuals unwilling or unable to wear a body sensor.

Frequently Asked Questions (FAQ)

Q1: What does the Medtronic Guardian Link 4 Transmitter do?
It connects to the Guardian Sensor 3 to continuously measure glucose levels and transmit data to compatible Medtronic devices.

Q2: How often does it send glucose readings?
Every 5 minutes, providing up to 288 readings per day.

Q3: Is the transmitter waterproof?
It is water-resistant and safe to wear during activities like showering and light swimming.

Q4: How long does the transmitter last?
The transmitter is rechargeable and designed for long-term use with regular charging.

Q5: Do I still need to do fingerstick tests?
Calibration fingersticks may be required, depending on your device settings and healthcare provider’s advice.

Q6: Who can use the Guardian Link 4 Transmitter?
It is intended for people with diabetes using compatible Medtronic insulin pumps and sensors, under medical supervision.

ALWAYS READ THE LABEL ON THE PRODUCT AND FOLLOW THE DIRECTIONS FOR USE UNLESS DIRECTED BY YOUR HEALTHCARE PROFESSIONAL.

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(Product SKU 125378)