English Product Name
| Brand | Jiubin |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | JB-B |
| Price Range | USD 11,200 – 21,000 |
| Sensor Dimensions | 460 mm × 620 mm |
| Active Sensing Area | 400 mm × 400 mm |
| Sensor Resolution | 2,288 discrete pressure points |
| Thickness | 0.2 mm |
| Maximum Load Capacity | 100 kg (≈981 N) |
| Accuracy | ±10% FS (as-received), ±5% FS (post-calibration) |
| Operating Temperature | −9 °C to +60 °C |
| Interface | USB 2.0 |
| Power Supply | Bus-powered via USB |
| Sampling Rate | 0–100 Hz |
Overview
The Jiubin JB-B Mattress Pressure Distribution Mapping System is a high-resolution, non-invasive force-sensing platform engineered for quantitative biomechanical analysis of interface pressure between the human body and support surfaces. It operates on the principle of resistive thin-film transduction—where localized mechanical deformation alters electrical resistance across a calibrated array of micro-sensor elements—enabling spatially resolved measurement of normal contact pressure in real time. Designed specifically for clinical, ergonomic, and product development applications, the system delivers objective, repeatable data to assess load redistribution efficacy, identify high-risk pressure zones (e.g., sacrum, ischial tuberosities, scapulae), and evaluate dynamic loading patterns during static and quasi-static postures. Its architecture conforms to foundational principles of pressure ulcer risk assessment defined in ISO 2631-1 (mechanical vibration exposure) and supports evidence-based validation aligned with clinical guidelines from the National Pressure Injury Advisory Panel (NPIAP) and European Pressure Ulcer Advisory Panel (EPUAP).
Key Features
- High-density sensing matrix: 2,288 discrete pressure points distributed over a 400 mm × 400 mm active area, enabling sub-centimeter spatial resolution for anatomically accurate mapping.
- Ultra-thin, flexible sensor pad (0.2 mm thickness) with minimal interference to natural posture or material compliance—critical for valid testing of mattresses, therapeutic seating, and orthopedic supports.
- USB-powered data acquisition module with zero external power requirements; compatible with Windows-based workstations without driver installation (class-compliant HID protocol).
- Real-time sampling at up to 100 Hz, supporting both static load profiling and slow-motion dynamic assessment (e.g., roll-over transitions, sit-to-stand initiation).
- Factory-calibrated sensor response with traceable verification; optional on-site recalibration using certified dead-weight standards per ISO/IEC 17025 procedures.
- Ruggedized construction suitable for repeated deployment in clinical labs, university biomechanics facilities, and industrial R&D environments.
Sample Compatibility & Compliance
The JB-B system is validated for use with foam, latex, memory foam, air-cell, and hybrid mattress constructions, as well as seat cushions, wheelchair interfaces, hospital bed overlays, and automotive seating systems. Sensor geometry (460 mm × 620 mm overall footprint) accommodates standard twin-size mattress sections and full-seat anthropometric profiles. All hardware and software components comply with CE marking requirements for medical devices (Class I, Annex VIII, MDR 2017/745) and meet EMC Directive 2014/30/EU. Data integrity protocols align with ALCOA+ principles (Attributable, Legible, Contemporaneous, Original, Accurate, Complete, Consistent, Enduring, Available) for regulated research environments. While not classified as an active therapeutic device, its output supports documentation required under FDA 21 CFR Part 11 for electronic records in GCP/GLP-compliant studies when paired with audit-trail-enabled software configuration.
Software & Data Management
The included Windows-native application provides synchronized visualization, quantification, and export functionality. Key modules include: real-time color-mapped pressure topography (with user-defined color scales and iso-pressure contours), time-series waveform analysis per region-of-interest (ROI), centroid trajectory tracking, peak pressure and average pressure reporting per anatomical zone (shoulder, lumbar, pelvis, heel), and cumulative load-duration histograms. Export formats include CSV (for statistical analysis in MATLAB, R, or Python), PNG/TIFF (publication-ready figures), and XML (structured metadata for LIMS integration). Software versioning and change logs are maintained per ISO 13485:2016 Annex C. Raw binary data files are stored with embedded timestamps, sensor ID, and environmental metadata to ensure full traceability.
Applications
- Clinical rehabilitation: Objective evaluation of pressure redistribution performance in anti-decubitus mattresses and custom seating systems for spinal cord injury, stroke, and geriatric populations.
- Product development: Iterative testing of foam density gradients, zoned support architectures, and adaptive materials in mattress and ergonomic chair design.
- Academic research: Biomechanical modeling of spinal alignment, intervertebral disc loading, and tissue perfusion thresholds under sustained interface pressure.
- Regulatory validation: Supporting ISO 11199-2 (wheelchair seating) and ASTM F1957 (seat cushion performance) test protocols through standardized pressure distribution metrics.
- Occupational health: Assessment of long-duration seating in transportation, control rooms, and office environments to inform ergonomic intervention strategies.
FAQ
Is the sensor pad reusable and sterilizable?
Yes—the polyimide-based film sensor is designed for ≥5,000 compression cycles under nominal load; surface cleaning with 70% isopropyl alcohol is permitted. Autoclaving or chemical immersion is not recommended.
Can the system be used for dynamic gait or rolling motion analysis?
It supports quasi-static and low-frequency dynamic events (≤100 Hz); however, it is not intended for high-speed locomotion capture. For gait analysis, synchronized integration with motion capture systems is advised.
What calibration standards are supported?
Factory calibration uses NIST-traceable dead-weight loads. Users may perform field verification using calibrated reference plates conforming to ISO 376:2011 (force calibration of load cells).
Does the software support multi-user role-based access control?
Standard licensing includes administrator and operator profiles; enterprise deployments may integrate with Windows Active Directory for centralized authentication and permission management.
Is technical support available outside mainland China?
Yes—Jiubin provides remote diagnostics, firmware updates, and application engineering support via secure web portal and email, with English-language documentation and video tutorials included.
