CN206167090U - Can improve mechanical oscillation transmission efficiency's scaler work point - Google Patents

Abstract

The utility model relates to a working tip of a tooth cleaner which can improve the transmission efficiency of mechanical vibration, comprising a working tip connection part, a working tip neck and a working tip head, the lower part of the working tip neck and the working tip connection part The upper part of the working tip is coaxially connected, the tail end of the working tip is connected with the upper end of the working tip neck and then extends obliquely upward, and the working tip neck is in the shape of an arc bar with a circular cross section, The cross-section of the working tip is a circle with a radius smaller than the cross-section of the working tip neck, and the working tip forms a slender strip and extends in the direction opposite to the bending of the working tip neck, and The front end of the working tip is conical. The beneficial effects of the utility model are: the structure of the working tip can well transmit the ultrasonic mechanical vibration effect to the front end of the working tip; Calculus in special positions such as small gaps and under the teeth are cleaned by ultrasonic cleaning.

Description

A dental scaler working tip that can improve the transmission efficiency of mechanical vibration

technical field

The utility model relates to the field of medical equipment, in particular to a working tip of a tooth cleaner that can improve the transmission efficiency of mechanical vibration.

Background technique

Ultrasonic scaler is a commonly used medical device in the field of dentistry. It can be used to scrape calculus and plaque on the surface of teeth, prepare tooth cavities, and treat root canals. An ultrasonic transducer is installed on the ultrasonic scaler, as an ultrasonic oscillation source, by converting electric energy into ultrasonic oscillation, it drives the working tip installed on the transducer to work. After the working tip of the ultrasonic scaler is in contact with the tooth surface, the functions of the ultrasonic scaler such as scraping the calculus on the tooth surface can be realized.

To sum up, whether the working tip can well transmit the ultrasonic mechanical vibration effect to the tip, that is, the part in contact with the teeth, determines the cleaning effect of the ultrasonic dental scaler on the tooth surface. However, the structure of the existing working tip is not conducive to the transmission of the ultrasonic mechanical vibration effect, so a better cleaning effect cannot be achieved.

Utility model content

To sum up, in order to overcome the deficiencies of the prior art, the technical problem to be solved by the utility model is to provide a working tip of a dental scaler that can improve the transmission efficiency of mechanical vibration, and can well transmit the effect of ultrasonic mechanical vibration to the tip .

The technical solution of the utility model for solving the above-mentioned technical problems is as follows: a working tip of a dental scaler that can improve the transmission efficiency of mechanical vibration, including a working tip connecting part connected with the cleaning handle, and connected with the working tip in the same plane The working tip neck part is integrally formed and the working tip head is in contact with the teeth during work. The lower part of the working tip neck is coaxially connected with the upper part of the working tip connection part, and the tail end of the working tip is connected to the The upper end of the neck of the working tip is connected and extends obliquely upward. The neck of the working tip is in the shape of an arc bar with a circular cross section, and the cross section of the working tip has a radius smaller than that of the working tip. The cross-section of the pointed neck is circular, the working pointed part forms a slender strip and extends in the direction opposite to the bending of the working pointed neck, and the front end of the working pointed part is conical.

The beneficial effects of the utility model are: the structure of the working tip can well transmit the ultrasonic mechanical vibration effect to the front end of the working tip; Calculus in special positions such as small gaps and under the teeth are cleaned by ultrasonic cleaning.

On the basis of the above-mentioned technical scheme, the utility model can also be further improved as follows:

Further, the radius R of the neck of the working tip is 1-10mm, and its central angle _θ1 is 10-90°.

Further, the taper θ ₂ of the front end of the working tip is 10-90°.

Furthermore, the vertical distance H between the tip of the front end of the working tip and the bottom of the connecting part of the working tip is 15-45 mm.

Further, the connecting part of the working tip, the neck of the working tip and the head of the working tip are all made of titanium alloy material.

The beneficial effect of adopting the above-mentioned further technical solution is: the structural characteristics of the working tip are very well matched with the titanium alloy material, further improving the transmission efficiency of the ultrasonic mechanical vibration effect; and the working tip made of titanium alloy is light in weight and soft in material. The protection of teeth is higher and the comfort of periodontal cleaning is better.

Further, the tail end of the working tip is connected to the upper end of the working tip neck through a transition section, and the cross section of the transition section is along the working tip neck to the working tip A circle with a gradually decreasing radius in the direction of .

Further, the maximum radius of the cross-section of the transition section is equal to the radius of the cross-section of the neck of the working tip, and the minimum radius of the cross-section of the transition section is equal to the radius of the cross-section of the working tip.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

FIG. 2 is an enlarged view of A in FIG. 1 .

In the accompanying drawings, the list of parts represented by each label is as follows:

1. Working point connecting part, 2. Working point neck, 3. Working point head, 4. Transition section.

detailed description

The principles and features of the present utility model are described below in conjunction with the accompanying drawings, and the examples given are only used to explain the utility model, and are not used to limit the scope of the utility model.

As shown in Figure 1, a tooth scaler working tip that can improve the transmission efficiency of mechanical vibrations includes a working tip connecting part 1 connected to the cleaning handle, and a tip connecting part 1 integrally formed in the same plane. The working tip neck 2 and the working tip part 3 which is in contact with the teeth during work, the lower part of the working tip neck 2 is coaxially connected with the upper part of the working tip connecting part 1, the tail end of the working tip part After being connected with the upper end of the working tip neck 2, it extends obliquely upward. The working tip connecting part 1, the working tip neck 2 and the working tip head 3 are all made of titanium alloy material, and the working tip made of titanium alloy is light in weight, soft in material, and has good protection for teeth. Higher, better periodontal scaling comfort.

The working tip neck 2 is a circular arc bar in cross section, preferably: the radius R of the working tip neck 2 is 1-10mm, and its central angle θ ₁ is 90-180 °; The cross-section of the working tip 3 is a circle whose radius is smaller than the cross-section of the working tip neck 2, and the working tip 3 forms a slender strip and extends in the opposite direction of the bending of the working tip neck 2 . The structural characteristics of the working tip match well with the titanium alloy material, which can well transmit the ultrasonic mechanical vibration effect to the front end of the working tip. As shown in Figure 2, the front end of the working pointed part 3 is conical, and the taper θ2 of the working pointed part ₃ front end is 10-90 °, and the tip distance of the working pointed part 3 front end The vertical distance H at the bottom of the working tip connecting portion 1 is 15-45mm. The front end of the working tip is a cone-shaped working head, which can be used for ultrasonic cleaning and cleaning of stones in special positions such as small gaps in the teeth and under the teeth.

The tail end of the working tip part 3 is connected to the upper end of the working tip neck 2 through a transition section 4, and the cross section of the transition section 4 is along the working tip neck 2 to the working tip neck 2. The direction radius of the pointed portion 3 is a circle whose radius gradually becomes smaller. The maximum radius of the cross-section of the transition section 4 is equal to the radius of the cross-section of the working tip neck 2, and the minimum radius of the cross-section of the transition section 4 is equal to the radius of the cross-section of the working tip 3. The above-mentioned transition section 4 is used to connect the tail end of the working tip 3 to the working tip neck 2 with a smooth transition, reduce the loss of ultrasonic mechanical vibration effect, and maximize the transmission of ultrasonic mechanical vibration effect.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (7)

1. A dental scaler working tip that can improve the transmission efficiency of mechanical vibrations, comprising a working tip connecting part (1) connected to the cleaning handle, and an integrally formed working tip connecting part (1) in the same plane The working tip neck (2) and the working tip head (3) which is in contact with the teeth during work, the lower part of the working tip neck (2) is coaxially connected with the upper part of the working tip connecting part (1), so The tail end of the working pointed head (3) is connected to the upper end of the working pointed neck (2) and then extends obliquely upwards. It is characterized in that the working pointed neck (2) is circular in cross section arc strip shape, the cross-section of the working tip (3) is circular with a radius smaller than the cross-section of the working tip neck (2), and the working tip (3) forms a slender strip The shape extends in the direction opposite to the bending of the working tip neck (2), and the front end of the working tip (3) is conical. 2. The working tip according to claim 1, characterized in that, the radius R of the working tip neck (2) is 1-10mm, and its central angle θ ₁ is 90-180°. 3. The dental scaler working tip according to claim 1, characterized in that, the taper θ ₂ of the front end of the working tip portion (3) is 10-90°. 4. The working tip of the dental scaler according to claim 1, characterized in that, the vertical distance H between the tip of the front end of the working tip (3) and the bottom of the working tip connecting part (1) is 15 -45mm. 5. The working tip of the dental scaler according to any one of claims 1 to 4, characterized in that, the working tip connection part (1), the working tip neck (2) and the working tip part ( 3) All are made of titanium alloy material. 6. The working tip according to claim 5, characterized in that, the tail end of the working tip (3) is connected to the upper end of the working tip neck (2) through a transition section (4), and The cross section of the transition section (4) is a circle with a gradually decreasing radius along the direction from the working tip neck (2) to the working tip head (3). 7. The working tip according to claim 6, characterized in that, the maximum radius of the cross section of the transition section (4) is equal to the radius of the cross section of the neck of the working tip (2), and the transition section (4) The minimum radius of the cross section is equal to the radius of the cross section of the working tip (3).