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牙科手机群,牙科手机的分类和功能总结!
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一、分类与功能
高速手机
转速高达 35万-40万转/分钟,用于磨除牙体组织、备洞、开髓及牙体预备。
通过压缩气体驱动涡轮旋转,工作过程中喷水雾降温。
类型包括光纤手机(带照明)、按压式/取针式安装车针等。
慢速手机
转速较低(通常低于2万转/分钟),用于抛光、去腐、洗牙等精细操作。
分为弯机(适合多角度操作)和直机(适合打磨活动义齿)。
拔牙手机
仰角45度设计,减少邻牙阻力,专用于后牙拔除。
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1、 Classification and Function
High speed mobile phone
With a speed of up to 350000 to 400000 revolutions per minute, it is used for grinding tooth tissue, preparing cavities, pulp opening, and tooth preparation.
By compressing gas to drive the turbine to rotate, water mist is sprayed to cool down during operation.
Types include fiber optic phones (with lighting), press/take out installation car needles, etc.
Slow speed phone
Low speed (usually less than 20000 revolutions per minute), used for fine operations such as polishing, corrosion removal, and teeth cleaning.
Divided into bending machines (suitable for multi angle operation) and straightening machines (suitable for polishing removable dentures).
Tooth extraction phone
Designed with a 45 degree elevation angle to reduce adjacent tooth resistance, specifically designed for posterior tooth extraction.
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