Patent name: manufacturing method of pulp cavity file

Technical field:

The utility model relates to the technical field of medical devices, in particular to a pulp cavity file.

Background technology:

There are only chip teeth on the existing pulp cavity file, and there is no chip holding groove. In the process of reaming, it is easy to cause bone chips can not be discharged. Now, a lot of manpower is needed to deal with this problem, which reduces the efficiency of medical treatment and prolongs the treatment time.

The technical problem to be solved by the utility model is to solve the problem in the above background technology. The utility model provides a pulp cavity file which is convenient for removing bone debris in the process of reaming. The technical solution adopted by the utility model to solve the technical problem is that the utility model has a body, the upper end of the body is provided with a handle mounting base for convenient installation of a pulp cavity file handle, the body is provided with a number of ring cutting teeth, and the body is provided with a chip holding groove. Furthermore, the angle between the cutting teeth and the chip holding groove is 30 degrees. The utility model has the beneficial effect that the pulp cavity file of the utility model is provided with a ring-shaped cutting tooth, which improves the efficiency of reaming, and at the same time, a chip holding groove with an angle of 30 degrees with the cutting tooth is arranged, which facilitates the discharge of bone chips.

The utility model is further described below in combination with the attached drawings and the embodiment.

1. Sleeve, 2. Connector, 3. Handle rod, 4. Handle head.

Specific implementation mode

Now, the utility model will be further described in detail in combination with the attached drawings. These figures are simplified diagrams, which only illustrate the basic structure of the utility model in a schematic way, so they only show the structure related to the utility model. as

The pith cavity file shown in Figure 1 has body 1, the upper end of body 1 is provided with handle mounting base 2 for convenient installation of pith cavity file handle, body 1 is provided with a number of circular cutting teeth 1-1, and body 1 is provided with chip holding groove 1-2. The angle between cutting teeth 1-1 and chip holding groove 1-2 is 30 degrees. Taking the ideal embodiment of the utility model as inspiration, through the above description, the relevant staff can make various changes and modifications within the scope of not deviating from the technical idea of the utility model. The technical scope of the utility model is not limited to the content of the description, and must be determined according to the scope of the claims.

Claim 1. A pith file, which is characterized in that it has a body (1), the upper end of the body (1) is provided with a handle mounting base o for convenient installation of pith file handle, the body (1) is provided with a number of ring cutting teeth (1-1), and the body (1) is provided with a chip holding groove (1-2).

2. The pith cavity file according to claim 1, which is characterized in that the included angle between the cutting teeth (1-1) and the chip holding groove (1-2) is 30 degrees.

The utility model relates to a pith cavity file, which has a body, the upper end of the body is provided with a handle mounting base for convenient installation of pith cavity file handle, the body is provided with a number of ring cutting teeth, and the body is provided with a chip holding groove. The pulp cavity file is used for medical treatment, which is easy to install and use, and easy to remove chips.