Chenwei Medical

Patient Monitor

PM40

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Patient Monitor

PM40

Comprehensive Insight · Real-Time Data

Delivering accurate and continuous patient monitoring.

Basic Vital Signs Monitoring

Standard parameters: ECG (3/5-lead), SpO₂, NIBP, RESP, TEMP, PR. Optional: CO₂, IBP.
Flexible Respiration Lead Options

Supports RA-LA, RA-LL, LA-RL, LL-RL lead selections for respiratory monitoring.
Compact & Portable Design

Integrated lightweight structure with built-in lithium battery for bedside or transport use.
Multi-Display Interface Modes

Normal view, big numerics, and full-screen 7-lead ECG display options.

Clear Display · Intelligent Alarms

High-definition visuals and smart alerts for clinical accuracy.

Fast & Comfortable BP Measurement

Patented oscillometric algorithm enables short inflation time, rapid reading, and reduced patient resistance.

Accurate SpO₂ Even During Motion

Anti-interference SpO₂ algorithm ensures reliable readings under patient movement or weak perfusion (PI ≥ 0.075%).

Long-Life Gas Sampling System (Optional)

Ultra-long-life gas sampling tube (>10 days); brushless motor rated for >30,000 hours.

Auto Zero Calibration

Automatically adjusts zero point based on ambient temperature and humidity to eliminate drift.

Durable Protection

Drop-resistant TPU case enhances reliability in mobile or rugged environments.

Clear Display · Intelligent Alarms

High-definition visuals and smart alerts for clinical accuracy.

Fast & Comfortable BP Measurement

Patented oscillometric algorithm enables short inflation time, rapid reading, and reduced patient resistance.

01/05
Accurate SpO₂ Even During Motion

Anti-interference SpO₂ algorithm ensures reliable readings under patient movement or weak perfusion (PI ≥ 0.075%).

02/05
Long-Life Gas Sampling System (Optional)

Ultra-long-life gas sampling tube (>10 days); brushless motor rated for >30,000 hours.

03/05
Auto Zero Calibration

Automatically adjusts zero point based on ambient temperature and humidity to eliminate drift.

04/05
Durable Protection

Drop-resistant TPU case enhances reliability in mobile or rugged environments.

05/05

Smart Connectivity · Smooth Workflow

Simplifying clinical processes through seamless integration.

Clinically Optimized Layout

Customizable parameter arrangement and large-font numeric display tailored to real-world clinical workflows.
Efficient Two-Step Operation

Single-interface + three-stage menu design ensures 95% of operations are completed within 2 steps.
Quick Access via Hotkeys

Various hotkey editing functions enable faster navigation and operation.
Intuitive Touchscreen (Optional)

High-sensitivity capacitive touchscreen supports smooth, multi-touch operation (optional configuration).

Connected Care · Future Monitoring

Advancing data-driven insights for next-generation patient care.

Parameter Type

Function Description

Display

12.1-inch LCD high-brightness screen, 1024×768 resolution
Weight

2.4 kg
Dimensions

304 mm × 151 mm × 275 mm
ECG Leads

3-lead (I, II, III) / 5-lead (I, II, III, aVR, aVL, aVF, V)
SpO₂ Perfusion Index (PI)

Detectable down to 0.075%
NIBP Range (Adult)

Systolic 30–260 mmHg, Diastolic 10–220 mmHg, Mean 20–230 mmHg
CO₂ Sampling Flow

Minimum 50 ml/min (optional sidestream module)
Battery

Built-in rechargeable lithium battery

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Quality and Service Philosophy

We uphold the principles of advanced technology and scientific management, committed to providing customers with safe, reliable, and sustainable medical products and comprehensive services.

Innovation and Technology-Driven

Establish a global innovation network, maintain high R&D investment, achieve breakthroughs in core technologies, accelerate the integration of automation, digitalization, and intelligence, and advance clinical research alongside high-level laboratory capabilities.
Scientific Operations Management

Our scientific operations management is embodied by a management team with an international perspective, a comprehensive management system, and a people-oriented management mechanism, all fully integrated into an intelligent operational support system.
Safety · Precision · Reliability · Sustainability

Strictly manage risks throughout the entire product and service lifecycle, implement availability and reliability engineering, establish a sustainable development mechanism based on the ESG framework, and fulfill long-term responsibilities to the environment and society.

Service Assurance System

We have established a nationwide team of technical experts who provide comprehensive, efficient technical solutions through a combination of remote online support and on-site services.

Training Center

Led by senior experts from Chenwei, we have developed a systematic training program offering a wide range of product training and learning courses.
Equipment Maintenance

Offer diverse warranty service solutions, strictly select genuine parts, effectively ensure stable equipment operation, and extend equipment service life.
Technical Support

Our nationwide team of seasoned technical experts provides comprehensive professional support solutions, including hotline consultation, remote connection assistance, and on-site support.
Functionality Upgrade

Leveraging our continuously evolving product platform, we provide reliable upgrade options to support your ongoing enhancement of clinical service capabilities.