CN110801299A - A kind of skull defect model modeling equipment and method for determining depth - Google Patents

Abstract

The invention discloses a skull defect model modeling device for determining the depth, comprising a drill bit, a sleeve and a control source, the control source includes but not limited to a power cord, the drill bit penetrates the sleeve, and a connecting piece is arranged between the drill bit and the sleeve , the connector includes but is not limited to expansion screws, the sleeve is a hollow cylindrical structure, the diameter of the sleeve is larger than the diameter of the drill bit, the length of the sleeve is less than the length of the drill bit, and the sleeve is hard material, the present invention has a simple structure, strong operability, low requirements for the operator's operating experience, suitable for beginners to learn and use, can ensure a certain depth of drilling, avoid drilling too deep or too shallow. The invention has excellent support for the skull during the drilling process, which can effectively prevent the stability of the skull from being destroyed during the drilling process, thereby leading to the occurrence of collapse and fragmentation. Widely used in the medical industry.

Description

A kind of skull defect model modeling equipment and method for determining depth

technical field

The invention relates to the technical field of medical equipment, in particular to a skull defect model modeling device for determining the depth and a method thereof.

Background technique

At present, due to osteoporosis, pathological fractures, traumatic fractures and many other diseases, there is a need to promote osteogenesis and inhibit osteoclasts. Therefore, there are more and more studies related to osteogenesis. This research field involves basic osteogenesis research. Biomaterial osteogenesis research, new drug osteogenesis research, new bone growth research after tumor resection, etc. In these osteogenesis-related experiments, the recognized animal model is the rat or rabbit skull defect model, that is, using an electric drill in rats. Or a small defect is ground on the skull of the rabbit, and then filled with related drugs or materials, and the difference with the control group is observed.

In this process, because the skulls of rats and rabbits are very thin, it is very easy for the experimental operator to wear the skulls with excessive force, resulting in the death of the animals and the failure of the experiment. Therefore, it is urgent to use new tools to complete this animal modeling. Yes, there is a dental drill bit currently on the market, which can well complete the work of extracting the skull of a rat or a rabbit, but still cannot solve the problem that the entire skull is easily damaged due to excessive force.

For example, a skull drill system disclosed in CN201380035765 requires in-depth study both in the laboratory and in the actual operation process, and requires extremely high operating skills of the operator. For beginners, it is extremely High probability of operational errors.

Another example is CN201180010409, which discloses a device for treating brain disorders and its implementation method. During the drilling process, the requirements for drilling are extremely high, the requirements for the aperture are also extremely high, and the requirements for the stability of the skull after drilling are extremely high. higher, and the drilling device capable of high precision in the prior art also requires high operating experience, and therefore, has a very high failure rate for the operator.

The inventor has worked in the medical industry for many years, and proposed a modelling device and method for determining the depth of a skull defect model, which not only requires less operator experience, but also ensures the stability of the skull structure during the drilling process.

SUMMARY OF THE INVENTION

(1) Technical problems solved

The present invention provides a skull defect model modeling device and a method for determining the depth, so as to reduce the failure rate in the process of skull drilling in the prior art.

(2) Technical solutions

In order to solve the above problems, the present invention proposes a skull defect model modeling equipment for determining the depth, including a drill bit, a sleeve and a control source, the control source including but not limited to a power cord, the drill bit passing through the sleeve, the drill bit and the sleeve. A connecting piece is arranged between them, the connecting piece includes but is not limited to an expansion screw, the sleeve is a hollow cylindrical structure, the diameter of the sleeve is larger than the diameter of the drill bit, the length of the sleeve is smaller than the length of the drill bit, the The sleeve is a hard material.

The diameter of the sleeve is 1mm-1.5mm larger than the diameter of the drill bit, and the length of the sleeve is 1mm-1.5mm smaller than the length of the drill bit.

The surface of the sleeve is provided with two through holes, which is convenient for cleaning and heat release during the operation of the drill bit.

A scale is set on the outer surface of the sleeve, and a numerical value is correspondingly set on the scale.

The upper end of the sleeve has a semicircular structure, and the edge of the lower end of the sleeve is provided with a sawtooth structure.

A reflecting magnifying glass is arranged on the inner layer of the upper end of the sleeve, and the reflecting magnifying glass is directed downward.

An imager is arranged at the lower end of the inner side of the sleeve, and the angle of the imager is opposite to the reflective magnifying glass.

A wireless transmission device is embedded in the sleeve, and the wireless transmission device is respectively connected with the inner network and the outer network.

The sleeve has a built-in monitor, and the monitor is connected to the drill bit by but not limited to wired or wireless means.

Further, the imager is electrically connected to an external display screen.

A method for modeling a skull defect model with a determined depth, comprising the following steps:

Step 1, Positioning: Determine the position to be drilled on the target skull;

Step 2, determine the width; determine the diameter of the hole to be drilled at the position determined in step 1, and select the skull defect model modeling equipment of the determined depth corresponding to the width;

Step 3, Drilling: Use the equipment in Step 2 to drill and that's it.

(3) Beneficial effects

Compared with the prior art, the present invention has the following beneficial effects:

1. The present invention has a simple structure and strong operability.

2. The present invention has low requirements for the operator's operating experience, and is suitable for beginners to learn and use.

3. The present invention can ensure that the depth of the borehole is constant, and avoids the depth of the borehole being too deep or too shallow.

4. The present invention has excellent support for the skull during the drilling process, and effectively avoids the stability of the skull being damaged during the drilling process, thereby causing collapse and fragmentation.

5. The method of use of the present invention is simple, the difficulty of learning and mastering is extremely low, and it is convenient to widely popularize and study.

6. The present invention is widely applicable to the medical industry.

Description of drawings

FIG. 1 is a schematic structural diagram of the present invention.

Among them: 1. Drill bit; 2. Sleeve; 3. Control source; 4. Connecting piece; 5. Scale; 6. Reflective magnifying glass; 7. Imager; 8. Wireless transmission device; 9. Monitor.

Detailed ways

As shown in FIG. 1, a skull defect model modeling device for determining the depth includes a drill bit 1, a sleeve 2 and a control source 3. The control source 3 includes but is not limited to a power cord, the drill bit 1 penetrates the sleeve 2, and the drill bit A connecting piece 4 is arranged between 1 and the sleeve 2, the connecting piece 4 includes but is not limited to expansion screws, the sleeve 2 is a hollow cylindrical structure, the diameter of the sleeve 2 is larger than the diameter of the drill bit 1, and the sleeve The length of the barrel 2 is smaller than the length of the drill bit 1, and the sleeve 2 is made of hard material.

The diameter of the sleeve 2 is larger than that of the drill bit 1 by 1 mm-1.5 mm, and the length of the sleeve 2 is smaller than the length of the drill bit 1 by 1 mm-1.5 mm.

The surface of the sleeve 2 is provided with two through holes, which facilitates cleaning and facilitates the release of heat during the operation of the drill bit 1 .

A scale 5 is set on the outer surface of the sleeve 2, and the scale 5 is correspondingly set with a numerical value.

The upper end of the sleeve 2 has a semicircular structure, and the edge of the lower end of the sleeve 2 is provided with a sawtooth structure.

The inner layer of the upper end of the sleeve 2 is provided with a reflective magnifying mirror 6, and the reflective magnifying mirror 6 is directed downward.

An imager 7 is provided at the lower end of the inner side of the sleeve 2 , and the angle of the imager 7 is opposite to the reflective magnifying glass 6 .

A wireless transmission device 8 is embedded in the sleeve 2, and the wireless transmission device 8 is respectively connected to the inner network and the outer network.

The sleeve 2 has a built-in monitor 9, and the monitor 9 is connected to the drill bit 1 by, but not limited to, a wired or wireless manner.

The outer side of the drill bit 1 is covered with a sleeve 2, and the length of the sleeve 2 is less than the length of the drill bit 1. When the drill bit 1 penetrates into the skull for drilling, the sleeve 2 is supported at the skull defect, forming a new supporting force, which can prevent the skull from collapsing, When the drill bit 1 reaches the target depth, since the width of the sleeve 2 is larger than the width of the drill bit 1, the sleeve 2 cannot be advanced, so the drill bit 1 cannot be advanced after reaching the specified depth, so it can be avoided from the root cause. The problem of drilling too deep.

The reflective magnifying mirror 6 and the imager 7 are arranged in pairs in the sleeve 2, so that the drilling process can be observed during the drilling process, which is convenient for operation and observation.

A method for modeling a skull defect model with a determined depth, comprising the following steps:

Step 1, Positioning: Determine the position to be drilled on the target skull;

Step 2, determine the width; determine the diameter of the hole to be drilled at the position determined in step 1, and select the skull defect model modeling equipment of the determined depth corresponding to the width;

Step 3, Drilling: Use the equipment in Step 2 to drill and that's it.

Claims (10)

1. A skull defect model modeling device for determining depth comprises a drill bit (1), a sleeve (2) and a control source (3), wherein the control source (3) comprises but is not limited to a power line, and is characterized in that: drill bit (1) runs through sleeve (2), sets up connecting piece (4) between drill bit (1) and sleeve (2), connecting piece (4) include but not limited to inflation screw, sleeve (2) are the hollow cylinder structure, the diameter of sleeve (2) is greater than the diameter of drill bit (1), the length of sleeve (2) is less than the length of drill bit (1), sleeve (2) are the stereoplasm material.

2. The apparatus for modeling a skull defect model for determining depth according to claim 1, wherein: the diameter of the sleeve (2) is 1mm-1.5mm larger than that of the drill bit (1), and the length of the sleeve (2) is 1mm-1.5mm smaller than that of the drill bit (1).

3. The apparatus for modeling a skull defect model for determining depth according to claim 1, wherein: two through holes are formed in the surface of the sleeve (2).

4. The apparatus for modeling a skull defect model for determining depth according to claim 1, wherein: the sleeve (2) is externally provided with scales (5), and the scales (5) are correspondingly provided with numerical values.

5. The apparatus for modeling a skull defect model for determining depth according to claim 1, wherein: the upper end of the sleeve (2) is of a semicircular structure, and the edge of the lower end of the sleeve (2) is provided with a sawtooth structure.

6. The apparatus for modeling a skull defect model for determining depth according to claim 1, wherein: the inner layer of the upper end of the sleeve (2) is provided with a reflection magnifier (6), and the direction of the reflection magnifier (6) is downward.

7. The apparatus for modeling a skull defect model for determining depth according to claim 1, wherein: the low end of the inner side of the sleeve (2) is provided with an imager (7), and the angle of the imager (7) is opposite to that of the reflective magnifier (6).

8. The apparatus for modeling a skull defect model for determining depth according to claim 1, wherein: wireless transmission device (8) are embedded into sleeve (2), wireless transmission device (8) are connected with intranet and extranet respectively.

9. The apparatus for modeling a skull defect model for determining depth according to claim 1, wherein: the sleeve (2) is internally provided with a monitor (9), and the monitor (9) is connected with the drill bit (1) in a wired or wireless mode.

10. A skull defect model modeling method for determining depth is characterized in that: the method comprises the following steps:

step 1, positioning: determining the position of drilling on the target skull;

step 2, fixing the width; determining the diameter of the hole to be drilled at the position determined in the step 1, and selecting skull defect model molding equipment with the determined depth and the corresponding width;

step 3, drilling: and (3) drilling by using the equipment in the step 2.

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