High-speed air turbine handpieces: the "turbine engine" of dental treatment.
Release time:
2024-03-12 16:14
The high-speed air turbine handpiece consists of an ergonomic handle, a high-speed turbine movement, replaceable surgical heads, and a water-cooling pipeline. The handle is designed to fit doctors' grip habits, reducing operational fatigue; as the core component, the turbine movement achieves ultra-high-speed rotation of 200,000-400,000 revolutions per minute (rpm) through high-precision blades. It is paired with replaceable round, conical, and other surgical heads to adapt to different treatment scenarios.
(1) Precise Structure: Great Ingenuity in a Compact Body
The high-speed air turbine handpiece consists of an ergonomic handle, a high-speed turbine movement, replaceable surgical heads, and a water-cooling pipeline. The handle is designed to fit doctors' grip habits, reducing operational fatigue; as the core component, the turbine movement achieves ultra-high-speed rotation of 200,000-400,000 revolutions per minute (rpm) through high-precision blades. It is paired with replaceable round, conical, and other surgical heads to adapt to different treatment scenarios.
(2) Aerodynamic Drive: Efficient Operation Under Pressure Difference
Relying on compressed air power, the high-speed air turbine handpiece accelerates airflow through nozzles to form a high-pressure zone, driving the turbine blades to rotate. Meanwhile, the low-pressure zone generated by rotation continuously inhales new airflow, forming a "pressure difference-driven cycle." The standard-equipped water-cooling system synchronously sprays a fine mist to accurately control grinding temperature, avoiding damage to dental tissues due to frictional overheating.
II. Clinical Advantages: Redefining the Efficiency and Precision of Dental Treatment
(1) High-Speed Cutting: Fast and Accurate Treatment
The ultra-high-speed rotating surgical head can quickly remove dental plaque, carious tissue, or trim fillings, improving efficiency by more than 50% compared with traditional tools. For example, in tooth preparation surgery, its precise cutting ability can control errors within 0.01 millimeters, providing an ideal base for subsequent all-ceramic crown restoration.
(2) Versatility: One Device for Multiple Scenarios
From basic teeth cleaning and root canal orifice opening to complex inlay cavity preparation and peri-implant bone tissue trimming, the high-speed air turbine handpiece achieves "one machine for multiple uses" by replacing different burs. Its adjustable air pressure and water flow parameters can intelligently adapt to dental tissues of different hardness, such as deciduous teeth of children and permanent teeth of the elderly.
III. Safe Operation: Key Protection Points for Both Doctors and Patients
(1) Preoperative Preparation: Details Determine Safety
Before use, check the air tightness of the equipment to ensure the compressed air pressure is stabilized at 0.2-0.25MPa, and adjust the water-cooling system to a misty spray state. Surgical heads must undergo strict high-temperature and high-pressure sterilization to avoid cross-infection; doctors should wear splash-proof goggles and high-filtration masks to reduce the risk of inhaling microorganisms in the mist.
(2) Operational Specifications: Precisely Control Three Key Elements
During treatment, maintain the bur at a 15°-30° angle to the long axis of the tooth to avoid enamel chipping caused by vertical pressure; adopt "touch-type operation" and pause every 20 seconds for heat dissipation to prevent local overheating; use high-suction equipment to timely remove debris, maintaining a clear field of vision while reducing the risk of patients accidentally swallowing.
IV. Selection and Maintenance: Keys to Extending the Life of the "Turbo Engine"
(1) Select According to Needs: Match Parameters to Treatment Requirements
When selecting, focus on the "speed-torque balance." For example, root canal treatment requires high speed above 300,000 rpm combined with low torque to avoid instrument breakage; molar operation requires 250,000 rpm with medium torque to ensure efficient cutting. In addition, a lightweight design (weight < 90g) can reduce doctors' hand fatigue, suitable for long-time surgeries.
(2) Maintenance Points: Detailed Maintenance for Long-Term Performance
After each use, inject special lubricant into the tail air hole to lubricate the turbine bearings; conduct pressure testing weekly to ensure no air leakage in the air circuit; regularly replace aging sealing rings and water pipes to prevent internal corrosion caused by water leakage. Standardized maintenance can extend the equipment's service life to more than 5 years, significantly reducing the instrument costs of the department.
With its characteristics of "high speed, precision, and versatility," the high-speed air turbine handpiece has become a standard tool in modern dental treatment. From principle design to clinical operation, every detail reflects the in-depth integration of medicine and engineering. For patients, it means a faster treatment process and a more comfortable medical experience; for doctors, it is a "reliable assistant" to improve treatment quality. Understanding the core value of this equipment helps the public better comprehend the scientific nature of dental treatment and builds a bridge of professional cognition for doctor-patient communication.
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