Nihon Kohden · Resuscitation and AEDs
ARM XR
Mechanical chest compression that continues during movement and transport, so the team has their hands free. Continuous or 30:2, at 100 to 110 compressions per minute.
- Rate
- 100 to 110 per minute
- Modes
- Continuous or 30:2
- Battery
- About 1 hour
- Price
- On quote
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Mechanical chest compression
The ARM XR is an automatic chest compression system for patients in cardiac arrest. You switch from manual to mechanical CPR in a few seconds. The compressions continue during a long resuscitation and during transport, so the team has their hands free.
How it works
- Suction cup piston: delivers the compressions and lets the chest recoil by up to 1.5 cm.
- Frame with back plate: a light frame with an integrated back plate.
- Straps: secure the patient’s arms and the device during transport to the hospital or the cardiac catheterisation room.
- Depth: the device determines the depth from the front-to-back dimension of the patient’s chest, measured at the position of the piston.
Two modes
Continuous: uninterrupted compressions. Protocol 30:2: 30 compressions, then a 3-second pause for two ventilations. A sound signal is given before each pause. In both modes the rate is 100 to 110 compressions per minute.
Which patient
The ARM XR is for adults only. The chest width is at most 44.4 cm and the chest height is between 18.8 and 32.3 cm. The patient’s weight does not matter. The full conditions of use and precautions are in the manufacturer’s instructions for use.
Battery and data
The device runs on a rechargeable lithium-ion battery that gives about 1 hour of compressions. Charging takes less than 3 hours. A mains adapter and an external charging station (option) are available. The manufacturer recommends replacing the battery every 3 years, or sooner if the device indicates so (about 300 charge cycles).
The device sends event and status data to a PC, wirelessly via Bluetooth or with a USB cable.
Learn more
Also read the article Mechanical chest compression: continuous, high-quality CPR with the ARM XR (article in Dutch). Which version and peripherals suit your ambulance service or department, we discuss with you beforehand.
Specifications
- Type
- Automatic chest compression system for adults in cardiac arrest (type number RMU-2000).
- Modes
- Continuous, or protocol mode 30:2: 30 compressions, then a 3-second pause for two ventilations, with a sound signal before each pause.
- Rate
- 100 to 110 compressions per minute.
- Compression time
- 50% (± 5%) of the cycle.
- Depth
- Adjustable from 38 to 60 mm; target depth 46 to 56 mm, determined by the front-to-back dimension of the chest.
- Recoil
- Suction cup piston with up to 1.5 cm of chest recoil.
- Patient
- Adults only. Chest width at most 44.4 cm, chest height 18.8 to 32.3 cm. Not limited by weight.
- Dimensions
- 63.5 × 50.8 × 22.9 cm (assembled). Carry case 53.3 × 48.3 × 28.0 cm.
- Weight
- 7.5 kg, with battery.
- Battery
- Rechargeable lithium-ion battery, 18.0 V, 5,600 mAh. About 1 hour of use (nominal patient, new battery, 25 °C). Charges in under 3 hours.
- Mains adapter
- Input 100 to 240 V, 50/60 Hz.
- Operating temperature
- 0 to 40 °C.
- Storage and transport
- −20 to 60 °C, humidity 5 to 95% without condensation.
- Air pressure
- 620 to 1,060 hPa.
- Data
- Event and status data to a PC, wirelessly via Bluetooth or via USB.
- Other specifications
- On request. Ask us for the full technical data of this model.
- Source
- ARM XR brochure (this text is based on the English brochure). The brochure does not mention consumables.
Documents
Need the datasheet, instructions for use or CE declaration of ARM XR? We send them on request.
Request documents →IT and network
For your ICT department: what we know from the manufacturer's documentation. We agree the requirements for your hospital with your ICT.
- Other
- Event and status data to a PC, wirelessly via Bluetooth or via USB.
A full IT checklist for your hospital ICT? Ask us.
Request the IT checklist →About this system
One partner, from delivery to maintenance
We supply, install and maintain the device, and we supply the consumables. That gives you one point of contact for everything around your system.
Installation and instruction
On site, with your team.
Training
The content is stated in the quote.
Inspection and maintenance
We record the arrangements in your quote or service contract.
Remote support
Where your hospital allows VPN or TeamViewer, we can look in remotely.
Knowledge for this system
Other Nihon Kohden systems
Try first
Try ARM XR first?
One of our colleagues will schedule a demo at your department.





