XBX Medical Repeating Bronchoscope

1. Product definition and classification

Reusable bronchoscope refers to a bronchoscope system that can be used multiple times after professional disinfection and sterilization, which belongs to the category of flexible endoscopes. According to functional characteristics, it can be divided into:

Diagnostic bronchoscope

Standard outer diameter: 4.9-6.0mm

Working channel: 2.0-2.8mm

Mainly used for diagnostic operations such as inspection and biopsy

Therapeutic bronchoscope

Outer diameter: 5.5-6.3mm

Working channel: ≥3.0mm

Supports interventional treatment such as laser and cryotherapy

Ultrasound bronchoscope (EBUS)

Integrated ultrasound probe (7.5-12MHz)

Used for mediastinal lymph node assessment

2. Core structure and technical parameters

Optical system

Field of view: 80°-120°

Depth of field: 3-50mm

Resolution: ≥100,000 pixels (HD type can reach 500,000 pixels)

Mechanical properties

Bending angle:

Upward bend: 120°-180°

Downward bend: 90°-130°

Torque transmission efficiency: ≥85%

Working channel

Pressure resistance: ≥3bar (therapeutic type)

Surface treatment: PTFE coating reduces friction coefficient

III. Key technical features

Mirror body material

Outer layer: polyurethane/Pebax composite material (corrosion resistance, flexibility)

Inner layer: stainless steel spiral tube (torque transmission)

Joint: special hinge structure (200,000 bending life)

Sealing technology

Fully waterproof design (IPX8 standard)

Double O-ring seal at key parts

Optical innovation

The latest model adopts:

4K CMOS sensor (1/4 inch)

Dual-wavelength NBI technology (415/540nm)

IV. Disinfection and sterilization management

Standard process

Key indicators

Sterilization effect: reach SAL 10⁻⁶

Disinfectant compatibility test:

Disinfectant type Maximum tolerance time

Phthalaldehyde ≤20 minutes

Peracetic acid ≤10 minutes

Life management

Average service life: 300-500 times

Mandatory scrapping standard:

Pixel loss>30%

Bending mechanism failure

Sealing test failure

V. Clinical application scenarios

Diagnostic application

Lung cancer diagnosis:

Combined autofluorescence detection of early cancer (sensitivity 92%)

Biopsy accuracy: central type 88%, peripheral type 72%

Infectious diseases:

BALF lavage volume standard: 100-300ml

Interventional treatment

Typical treatment methods:

Technology Applicable diseases Success rate

Argon knife Central airway obstruction 85%

Cryotherapy Bronchial tuberculosis 78%

Stent placement Malignant airway stenosis 93%

Special applications

Pediatric bronchoscope:

Outer diameter 2.8-3.5mm

Minimum size for neonates (weight > 2kg)

ICU applications:

Bedside bronchoalveolar lavage

Difficult airway assessment

VI. Comparison with disposable bronchoscopes

Comparison dimensions Reusable bronchoscopes Disposable bronchoscopes

Single cost $300-800 (including disinfection) $500-1200

Image quality 4K ultra-high definition Usually 1080p

Operation feel Accurate torque transmission Relatively rigid

Environmental burden 0.5kg of medical waste generated each time 3-5kg of medical waste generated each time

Emergency standby Disinfection preparation time required Ready to use

VII. Typical product technical parameters

Olympus BF-1TQ290

Outer diameter: 6.0mm

Working channel: 3.2mm

Bending angle: 180° (upper) / 130° (lower)

Compatible treatment: laser power ≤40W

Fuji EB-530S

Ultrasonic frequency: 7.5MHz

Puncture needle diameter: 22G

Doppler function: supports blood flow detection

Pentax EB-1170K

Ultra-fine outer diameter: 4.2mm

Adjustable distal hardness

Compatible with electromagnetic navigation

VIII. Maintenance and management points

Daily maintenance

Leak detection after each use (pressure 30-40kPa)

Channel brushing times ≥10 times/channel

Storage environment: humidity 40-60%RH

Quality control

Monthly inspection items:

Image resolution test card

Bending angle measurement

Illuminance detection (≥1500lux)

Cost control

Maintenance cost analysis:

Maintenance type Average cost frequency

Clip tube replacement $800 50 times/piece

CCD replacement $3500 200 times/piece

Bend repair $2000 300 times/lens

IX. Latest technological progress

Material innovation

Self-cleaning coating (TiO₂ photocatalysis)

Antibacterial polymer (containing silver ions)

Intelligent functions

Real-time AI assistance:

Automatic identification of bronchial bifurcation (accuracy 98%)

Intelligent estimation of bleeding volume

3D path reconstruction:

Virtual navigation based on CT images

Sterilization technology

Low-temperature plasma sterilization (<50℃)

Rapid sterilization cycle: ≤30 minutes

X. Market status and development

Global market data

Market in 2023 Market size: $1.27 billion

Main manufacturers’ share:

Olympus: 38%

Fuji: 25%

Pentax: 18%

Technology development trend

Modular design (replaceable functional head end)

Wireless transmission (battery-powered)

Augmented reality guidance

Clinical application trend

Popularization of lung cancer screening

Refined interventional treatment

Routine bedside operation

Summary

Reusable bronchoscopes are still the mainstream choice in the field of respiratory intervention due to their excellent image quality, flexible operation performance and high economy. With the development of material science and intelligent technology, the new generation of products is evolving towards "more durable, smarter and safer". Medical institutions need to consider the following when making choices:

Frequency of use and cost-effectiveness

Disinfection and sterilization capabilities

Maintenance guarantee system

In the next five years, driven by strict infection control requirements and technological innovation, reusable bronchoscopes will continue to maintain a market share of more than 60%.