Dental handpiece

A dental handpiece and mobile phone technology, which is applied in dentistry, dental drilling, dental tools, etc., can solve problems such as poor vision and mistakes, and achieve the effect of improving safety performance, avoiding damage, and preventing accidental injury.

Inactive Publication Date: 2017-09-19
桑安东
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The present invention aims at the technical problem that the existing dental handpiece is easy to make mistakes due to poor vision when drilling, and proposes a de

Method used

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Embodiment Construction

[0025] Referring to the accompanying drawings, through the description of the embodiments, the specific embodiments of the present invention include the shape, structure, mutual position and connection relationship of each part, the function and working principle of each part, and the manufacturing process of the various components involved. And the method of operation and use, etc., are described in further detail to help those skilled in the art have a more complete, accurate and in-depth understanding of the inventive concepts and technical solutions of the present invention.

[0026] In the description of the present invention, it should be noted that the length direction of the indoor unit of the air conditioner is the horizontal direction after installation; The orientation or positional relationship is based on the attached figure 1 The positional relationship shown is only for the convenience of describing the present invention and simplifying the description, but does...

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Abstract

The invention discloses a dental handpiece. The outer surface of the end part where the head of the handpiece is connected with the bur is provided with an external thread, and the head of the handpiece is fixedly connected with a first safety sleeve, which is sleeved on the outside of the bur along the axial direction. , the inner surface of the first safety sleeve close to the end of the mobile phone head is provided with internal threads, the first safety sleeve and the mobile phone head are fixedly connected by threads, the first safety sleeve is connected with the second safety sleeve, and the second safety sleeve A gap is formed between the end of the axial direction and close to the mobile phone head and the first safety sleeve, and a spring is fixedly connected between the second safety sleeve and the first safety sleeve, and the spring is arranged along the axis of the second safety sleeve A plurality of springs are provided along the radial direction of the second safety sleeve, and the end of the bur away from the mobile phone head protrudes outside the second safety sleeve. The invention can improve the safety performance, effectively prevent accidental injury, and can help doctors control the drilling depth to ensure the operation effect.

Description

technical field [0001] The invention belongs to the technical field of oral medical instruments, and in particular relates to a dental handpiece. Background technique [0002] Dental handpiece is a commonly used oral medical device. Through high-speed rotation and different shapes of burs, it can position, drill, expand or even cut oral hard tissues. Currently, commonly used dental handpieces include handles, handpieces at one end of the handle, The bur located outside the handpiece and connected to the handpiece head through the clamping head, but because the bur of the dental handpiece is difficult to grasp the drilling depth when the existing doctor drills the patient in the implant surgery, it is completely Rely on the doctor's experience; for example, the doctor needs to drill down the patient's tooth by 9 mm, but during the drilling process, the doctor can only judge how deep the drill is based on the scale on the bur, personal feeling, and experience. The drill was 6...

Claims

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Application Information

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IPC IPC(8): A61C1/00A61C1/08A61C3/02A61C8/00
CPCA61C1/0061A61C1/082A61C3/02A61C8/0089
Inventor 桑安东
Owner 桑安东
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