Digital Weighing Scale With Height
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A Digital Weighing Scale With Height is a Class I medical device combining precision electronic load cell technology (accuracy ±0.1 kg, capacity 200-500 kg) with integrated mechanical or electronic height measurement (range 60-220 cm, accuracy ±2-5 mm) for comprehensive anthropometric assessment in clinical settings. Features include backlit LCD display with automatic BMI calculation, tare function for wheelchair weighing, hold function for unsteady patients, data output options (USB/Bluetooth/RS-232) for EMR integration, locking casters for mobility, and AC power with battery backup. Primary clinical applications include comprehensive anthropometric assessment in primary care, pediatric growth monitoring, adult obesity screening and weight management, bariatric surgery pre- and post-operative assessment, geriatric nutritional status monitoring, oncology chemotherapy dosing (BSA calculation), and clinical research. Critical safety considerations include locking casters before patient use, verifying zero before each measurement, providing step assistance for mobility-impaired patients, staying within weight capacity, and regular calibration verification with certified test weights. Essential digital equipment for efficient, accurate, and documented anthropometric assessment in modern clinical practice.
Description
Digital Weighing Scale With Height
PRIMARY CLINICAL & DIAGNOSTIC USES
1. Comprehensive Anthropometric Assessment in Clinical Settings:
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Primary Use: Provides accurate digital weight measurement with integrated height rod for efficient calculation of Body Mass Index (BMI) during routine physical examinations, preoperative assessments, and chronic disease management in primary care, internal medicine, and specialty clinics.
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How it helps: Gives healthcare providers instant, accurate BMI calculations at the touch of a button, streamlining patient assessments and ensuring that weight-related health risks are identified and addressed during every visit.
2. Pediatric Growth Monitoring and Well-Child Visits:
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Primary Use: Enables rapid, accurate weight and height measurements in children during well-child visits, growth monitoring programs, and nutritional assessments, with digital display eliminating interpretation errors and speeding patient throughput.
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How it helps: Makes pediatric check-ups faster and more accurate for busy practices, giving parents and pediatricians reliable growth data without the delays and potential errors of manual measurements.
3. Adult Obesity Screening and Weight Management Programs:
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Primary Use: Facilitates BMI calculation for obesity screening, classification, and monitoring of patients enrolled in medically supervised weight loss programs, providing objective data for treatment decisions and progress tracking.
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How it helps: Provides patients on weight loss journeys with clear, objective evidence of progress, while giving their healthcare teams the data needed to adjust treatment plans for optimal results.
4. Bariatric Surgery Pre- and Post-Operative Assessment:
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Primary Use: Provides precise weight and height documentation required for bariatric surgery candidacy evaluation, insurance approval, and post-operative monitoring of weight loss outcomes.
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How it helps: Supports patients through their entire weight loss surgery journey with accurate, documented measurements that satisfy insurance requirements and track the life-changing results of surgery.
5. Geriatric Nutritional Status and Sarcopenia Screening:
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Primary Use: Enables regular monitoring of weight and height (or height loss) in elderly patients to detect malnutrition, unintentional weight loss, or height loss suggestive of osteoporosis and vertebral compression fractures.
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How it helps: Protects elderly patients by catching dangerous weight loss early and tracking the height loss that signals weakening bones, allowing for timely intervention before falls and fractures occur.
6. Oncology and Chemotherapy Monitoring:
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Primary Use: Provides accurate weight measurements essential for chemotherapy dosing calculations, with height data used for Body Surface Area (BSA) calculations that determine precise medication dosages for cancer treatment.
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How it helps: Ensures cancer patients receive exactly the right dose of chemotherapy—enough to be effective but not so much as to cause excessive toxicity—based on precise, individualized body measurements.
7. Clinical Research and Epidemiological Studies:
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Primary Use: Delivers reliable, reproducible weight and height data for research protocols requiring accurate anthropometric measurements, with digital output capabilities for direct data capture and reduced transcription errors.
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How it helps: Provides researchers with high-quality, standardized data that improves the accuracy of clinical studies, contributing to medical advances that benefit patients worldwide.
SECONDARY & SUPPORTIVE USES
1. Preoperative Anesthesia Assessment: Provides accurate weight for anesthesia dosing calculations and height for airway management planning prior to surgical procedures, ensuring patient safety in the operating room.
2. Nursing Home and Long-Term Care Facility Monitoring: Enables regular weight and height monitoring of residents to detect changes in nutritional status, fluid balance, or mobility-related height loss, protecting vulnerable elderly populations.
3. School Health and Athletic Screening Programs: Used by school nurses and athletic trainers to conduct annual height and weight assessments for growth monitoring, obesity screening, and sports participation clearance, supporting youth health.
4. Corporate Wellness and Employee Health Fairs: Provides efficient anthropometric screening at workplace health events, with digital display allowing rapid data collection from multiple participants, promoting employee wellness.
5. Pharmacy-Based Health Screening Kiosks: Integrated into retail pharmacy health stations for convenient patient self-assessment of weight, height, and BMI, expanding access to preventive health services.
6. Military and Public Safety Physical Assessments: Used in recruitment and annual fitness testing for military, police, and firefighter candidates requiring precise height and weight documentation, supporting workforce readiness.
7. Disability and Insurance Medical Evaluations: Provides documented height and weight measurements for disability determinations, life insurance medical examinations, and legal proceedings requiring objective anthropometric data.
KEY PRODUCT FEATURES
1. BASIC IDENTIFICATION ATTRIBUTES
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Device Type: Digital scale with integrated mechanical or electronic height measurement for comprehensive anthropometric assessment.
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Common Names: Digital Physician Scale, Digital Height and Weight Scale, Electronic Medical Scale, Digital Column Scale, BMI Scale.
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Components:
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Base Platform: Heavy-duty metal platform with digital load cells.
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Digital Display: Backlit LCD showing weight, height, BMI, and other calculated values.
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Column/Upright: Vertical support housing height rod and display.
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Height Rod: Mechanical (telescoping) or electronic (ultrasonic/infrared) height measurement.
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Control Panel: Keypad for user input, tare, hold, and calculation functions.
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Power Source: AC adapter (standard) with battery backup option.
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Data Output: USB, Bluetooth, or RS-232 for EMR integration (select models).
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Weight Capacity: 200-300 kg (440-660 lbs) standard; bariatric models available to 500 kg (1100 lbs).
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Weight Graduation: 0.1 kg or 0.2 lb (0.05 kg on precision models).
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Height Range: 60-220 cm (24-87 inches) typical.
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Height Graduation: 1 mm or 0.5 cm (mechanical); 0.1 cm (electronic).
2. TECHNICAL & PERFORMANCE PROPERTIES
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Weight Measurement Technology: Precision load cells (4-point or single-point) with digital signal processing.
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Weight Accuracy: ±0.1 kg (±0.2 lb) meeting ASTM E898 or NIST Handbook 44 requirements.
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Weight Repeatability: ±0.05 kg; excellent consistency for trend monitoring.
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Height Measurement Options:
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Mechanical Rod: Manual telescoping rod with vernier scale; no power required.
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Electronic Sensor: Ultrasonic or infrared measurement with digital display.
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Height Accuracy: ±2-3 mm (mechanical); ±5 mm (electronic depending on model).
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BMI Calculation: Automatic calculation from weight and height inputs; displayed on screen.
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BSA Calculation: Body Surface Area (m²) for chemotherapy dosing on select models.
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Tare Function: Allows weighing patients with blankets, casts, or in wheelchairs (with zeroing).
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Hold Function: Locks weight display for patients who cannot stand still.
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Auto-Zero: Automatic zero adjustment before each weigh-in.
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Data Output: USB, Bluetooth, Wi-Fi, or RS-232 for EMR/EHR integration.
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Multi-Language Display: Selectable language options for diverse settings.
3. PHYSICAL & OPERATIONAL PROPERTIES
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Base Platform Dimensions: 40-60 cm × 40-50 cm (16-24 × 16-20 inches).
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Overall Height: 100-230 cm (40-90 inches) depending on height rod type.
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Platform Height: 5-10 cm (2-4 inches) low profile for easy access.
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Weight: 15-35 kg (33-77 lbs) depending on construction.
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Platform Material: Heavy-gauge steel or aluminum; textured or rubber-covered surface.
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Column Material: Steel or aluminum; powder-coated or enamel finish.
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Display Size: 7-15 cm (3-6 inch) backlit LCD with large numerals.
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Height Rod Material: Chrome-plated steel or aluminum; folding or telescoping.
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Casters: 2-4 locking casters for mobility and stability.
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Leveling Feet: Adjustable feet for uneven floors.
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Handrails: Optional for patient stability during weighing.
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Power Supply: AC adapter (100-240V) with battery backup for transport.
4. SAFETY & COMPLIANCE ATTRIBUTES
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Regulatory Status: Class I medical device (FDA registered) for clinical use.
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Clinical Standards: Meets ASTM E898, NIST Handbook 44, and OIML Class III requirements.
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Load Cell Certification: NTEP or OIML certified for legal-for-trade applications where required.
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Electrical Safety: Compliant with IEC 60601-1 for medical electrical equipment.
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EMC Compliance: IEC 60601-1-2; immune to typical clinical environment interference.
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Weight Capacity: Clearly marked; overload alarm on some models.
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Stability: Wide base with locking casters prevents tipping.
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Non-Slip Surface: Textured or rubber-covered platform prevents falls.
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IP Rating: Some models IP22 or higher for moisture resistance.
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Biocompatibility: Platform surface meets skin contact standards.
5. STORAGE & HANDLING ATTRIBUTES
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Storage: Store assembled in a clean, dry environment; protect from moisture and extreme temperatures.
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Cleaning: Wipe platform, column, display, and height rod with EPA-registered hospital disinfectant. Do not immerse.
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Battery Backup: Replace backup batteries annually; test function regularly.
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Calibration: Annual calibration verification with certified test weights required for clinical use.
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Height Rod Care: Extend and retract gently; clean measuring surface; check for damage.
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Inspection: Before each use, verify display function, zero reading, height rod integrity, and caster locks.
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Leveling: Adjust leveling feet for stable, wobble-free operation on uneven floors.
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Software Updates: Install manufacturer updates when available for feature improvements.
6. LABORATORY & CLINICAL APPLICATIONS
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Primary Application: Comprehensive digital weight and height measurement for BMI calculation, growth monitoring, obesity screening, and medication dosing in clinical settings.
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Measurement Guidelines (Weight):
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Verify zero before each patient.
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The patient stands centered on the platform without support.
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Weight distributed evenly on both feet.
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Use hold function for unsteady patients.
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Record weight to nearest 0.1 kg.
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Measurement Guidelines (Height - Mechanical Rod):
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The patient stands erect, heels together, back to the rod.
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Heels, buttocks, and shoulders touching the vertical surface.
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Head in the Frankfort plane (eyes and ears level).
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Lower headpiece firmly on crown; read measurement.
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Measurement Guidelines (Height - Electronic):
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Position patient under sensor as directed.
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Ensure no objects blocking the measurement path.
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Activate measurement; record displayed height.
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BMI Classification (WHO):
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<18.5: Underweight.
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18.5-24.9: Normal.
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25-29.9: Overweight.
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≥30: Obese.
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BSA Calculation (Dubois formula): BSA (m²) = 0.007184 × Height(cm)^0.725 × Weight(kg)^0.425.
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Limitations: Electronic height measurement may be affected by patient positioning, hair styles, or headwear; requires power source.
SAFETY HANDLING PRECAUTIONS
1. SAFETY PRECAUTIONS
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Stability Check: Lock casters before patient steps on; ensure scale on level surface.
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Step Assistance: Provide arm or handrail for patients with mobility impairment.
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Weight Capacity: Do not exceed maximum capacity; overload alarm indicates risk.
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Height Rod Caution: Extend height rod gently; avoid sudden extension hitting patient or ceiling.
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Electrical Safety: Use only supplied medical-grade AC adapter; protect from liquid spills.
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Patient Positioning: Patient must stand still without support for accurate weight; holding column invalidates reading.
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Zero Verification: Always verify zero before each use; auto-zero feature ensures accuracy.
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Infection Control: Clean platform and height rod between each patient; disinfect display between uses.
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Child Safety: Supervise children; prevent climbing on scale or playing with height rods.
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Data Privacy: Ensure EMR integration complies with HIPAA requirements for data transmission.
2. FIRST AID MEASURES
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Fall from Scale: Assess for injury; document incident; evaluate need for additional safety measures.
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Height Rod Impact: If height rod strikes patient, assess for injury; use more gently next measurement.
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Electrical Malfunction: Disconnect power; use battery backup if available; contact biomedical engineering.
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Inaccurate Readings Suspected: Verify calibration with certified test weights; service if out of tolerance.
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Power Failure: Battery backup allows continued use; recharge or replace as needed.
3. FIRE FIGHTING MEASURES
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Flammability: Plastic display components and cables are combustible; metal structure non-combustible.
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Extinguishing Media: For electrical fire, use CO₂ or dry chemical (Class C) extinguisher.
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Power Cord: Unplug if safe to do so.

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