Introduction
The GIMA 24H Holter Blood Pressure Monitor, Model 28340, is a sophisticated medical device designed for continuous, non-invasive monitoring of blood pressure and pulse rate over a 24-hour period. This device utilizes the oscillometric method with progressive deflation to ensure accurate and reliable measurements. It is intended for use by healthcare professionals for diagnostic purposes and patient management.
This manual provides essential information for the safe and effective operation, setup, maintenance, and troubleshooting of your GIMA Holter Blood Pressure Monitor. Please read it thoroughly before using the device.
Safety Information
Important Safety Precautions:
- This device is intended for professional medical use only. Operation should be performed by trained healthcare personnel.
- Do not use the device in environments with strong electromagnetic interference, as this may affect measurement accuracy.
- Ensure the correct cuff size is used for the patient to obtain accurate readings and prevent discomfort or injury.
- Avoid placing the cuff over wounds, inflamed areas, or areas where intravenous infusions or catheters are present.
- Do not immerse the device or cuff in water or other liquids.
- Keep the device out of reach of children and unauthorized personnel.
- Regularly inspect the device and accessories for any signs of damage. Do not use if damaged.
- Dispose of the device and its components according to local regulations for medical waste.
Product Overview
The GIMA 24H Holter Blood Pressure Monitor is designed for versatility and ease of use, offering comprehensive monitoring capabilities.

Figure 1: Main unit of the GIMA 24H Holter Blood Pressure Monitor. This image shows the compact and portable design of the device, typically worn by the patient for 24-hour monitoring.
Key Features:
- Oscillometric Measurement: Measures blood pressure accurately using the oscillometric method with progressive deflation.
- Dual Measurement Modes: Features both Manual and Automatic measurement modes for flexible monitoring.
- Adjustable Automatic Intervals: In Automatic mode, measurements can be scheduled at intervals of 15, 30, 60, 120, or 240 minutes.
- Compact and Portable: Designed for patient comfort and mobility during the 24-hour monitoring period.
- Patient Versatility: Suitable for adult, child, and infant patients, requiring appropriate cuff sizes.
- 24-Hour Real-Time Monitoring: Provides continuous data recording and review capabilities.
- Clinically Proven Accuracy: Ensures reliable diagnostic data.
- Software Integration: Includes software for data analysis and report generation (software details not provided in product information, refer to separate software manual).
Setup
- Charge the Device: Ensure the Holter monitor is fully charged before initial use. Connect the device to its charger using the provided cable. An indicator light will typically show charging status.
- Install Software: Install the accompanying software on a compatible computer. Follow the instructions provided with the software package for installation and driver setup.
- Prepare the Patient: Explain the monitoring procedure to the patient. Ensure the patient is comfortable and understands the importance of minimizing movement during measurements.
- Attach the Cuff: Select the appropriate size blood pressure cuff for the patient. Securely attach the cuff to the patient's non-dominant arm, ensuring the artery marker on the cuff aligns with the brachial artery. The cuff should be snug but not overly tight.
- Connect the Cuff to the Device: Connect the air tube from the cuff to the designated port on the GIMA Holter monitor.
- Secure the Device: Place the Holter monitor in its carrying pouch and secure it to the patient's waist or shoulder, ensuring the tubing is not kinked or pulled.
Operating Instructions
Powering On/Off:
- To power on, press and hold the power button until the display illuminates.
- To power off, press and hold the power button until the device shuts down.
Selecting Measurement Mode:
The device offers two primary measurement modes:
- Manual Mode: For individual, on-demand blood pressure measurements.
- Automatic Mode: For cyclic, timed measurements over the monitoring period.
Use the navigation buttons (refer to device interface for specific button labels) to select the desired mode from the main menu.
Configuring Automatic Mode:
If Automatic Mode is selected, you must set the measurement intervals:
- Navigate to the "Settings" or "Intervals" menu within Automatic Mode.
- Select the desired measurement interval: 15, 30, 60, 120, or 240 minutes.
- Confirm your selection. The device will now automatically take measurements at the set intervals for the duration of the monitoring period.
Initiating a Measurement:
- In Manual Mode, press the "Start" button to initiate a single blood pressure measurement.
- In Automatic Mode, once configured, the device will automatically begin measurements at the scheduled time or upon activation of the monitoring session.
- During a measurement, instruct the patient to remain still and relaxed.
Data Review and Transfer:
- After the monitoring period, connect the GIMA Holter monitor to the computer with the installed software using the provided USB cable.
- Launch the software and follow the on-screen prompts to download the recorded data from the device.
- The software will allow for detailed review, analysis, and generation of reports based on the collected blood pressure and pulse data.
Maintenance
Cleaning:
- Clean the device exterior with a soft, dry cloth. For disinfection, use a cloth lightly dampened with a mild disinfectant solution (e.g., 70% isopropyl alcohol).
- Do not use abrasive cleaners, solvents, or immerse the device in water.
- Clean the blood pressure cuff regularly according to its specific cleaning instructions, typically with a damp cloth and mild soap, then air dry.
Storage:
- Store the device and accessories in a cool, dry place, away from direct sunlight and extreme temperatures.
- Ensure the device is fully charged before long-term storage to maintain battery health.
Battery Care:
- The device contains an internal rechargeable battery. Avoid fully discharging the battery frequently.
- If the device will not be used for an extended period, charge it periodically (e.g., every 3 months) to prevent deep discharge.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low or depleted battery. | Connect the device to the charger and allow it to charge for at least 2 hours. |
| Measurement error or inconsistent readings. | Incorrect cuff placement, wrong cuff size, patient movement, or air leakage. | Re-position the cuff correctly, ensure proper cuff size, instruct patient to remain still, check for secure cuff connection and air tube integrity. |
| Data not transferring to computer. | USB connection issue, software not running, or driver not installed. | Ensure USB cable is securely connected. Restart the software and computer. Verify that the device drivers are correctly installed. |
| Cuff does not inflate or inflates improperly. | Air tube kinked or disconnected, cuff leakage, or pump malfunction. | Check air tube for kinks or disconnections. Inspect cuff for damage. If problem persists, contact customer support. |
If you encounter problems not listed here or if solutions do not resolve the issue, please contact GIMA customer support.
Specifications
| Model Number | 28340 |
| Manufacturer | LED S.P.A. |
| Measurement Method | Oscillometric with progressive deflation |
| Measurement Modes | Manual, Automatic (intervals: 15/30/60/120/240 min) |
| Suitable for | Adults, Children, Infants |
| Package Dimensions | 36.6 x 34.2 x 22.2 cm |
| Weight | 300 grams (device only, approximate) |
| Items in Package | 1 (main unit, likely includes cuff and software) |
| Batteries Required | No (features internal rechargeable battery) |
| Spare Parts Availability | Information unavailable |
| ASIN | B00F379A6U |
Warranty and Support
For warranty information, technical support, or service requests, please contact your local GIMA distributor or the manufacturer directly. Keep your purchase receipt and product serial number handy when contacting support.
GIMA is committed to providing high-quality medical devices. For further assistance, please refer to the contact information provided with your product packaging or visit the official GIMA website.





