CN220632163U - Cranium driller - Google Patents

Abstract

The utility model discloses a cranium drill, which comprises a mounting box, a first threaded rod and a first lifting plate, wherein the first lifting plate is movably arranged in the mounting box, a motor is arranged at the bottom of the first lifting plate, a drill bit is arranged at the output end of the motor, an indicating plate is arranged on the front surface of the first lifting plate, a guide rod is arranged on the front surface of the mounting box, a limit rod is movably arranged on the outer side of the guide rod, and the limit rod is positioned below the indicating plate. According to the utility model, the position of the limiting rod is adjusted according to the depth of the skull drilling hole, then the motor drives the drill bit to rotate, the worker rotates the first threaded rod to drive the motor to move downwards, so that the drill bit drills the skull of a patient, and when the indicating plate moves downwards along with the drill bit to contact with the limiting rod, the drill bit is drilled to the designated depth position of the skull, so that the additional risk caused by excessive downward movement of the drill bit is avoided.

Description

Cranium driller

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a cranium drill.

Background

In hospitals, a cranium drill is one of medical instruments frequently used in neurosurgery departments, is a surgical instrument capable of drilling skull, and some patients with head diseases bleed in a furnace need to drill the skull of the patient by using the cranium drill so as to quickly discharge the blood stasis, the depth of the cranium drill which is drilled into the skull must be strictly controlled, and the cranium drill which is drilled too deeply is easy to cause danger to the patient.

Patent document CN217938307U discloses a portable cranium drill, "the cranium drill body is placed in the containing box, through the fixed action of fixed subassembly, make the cranium drill body fix in the containing box, rotate the containing lid, make containing lid and containing box lid fit, further through the work of locking component, make containing box and containing lid fixed, thereby make the cranium drill body seal between containing box and containing lid, and then can not take place the mistake and touch, further avoid taking place unexpected injury," the cranium drill in this patent is convenient for accomodate, but this cranium drill is inconvenient when holing the patient's skull the degree of depth that the drill gets into the skull of control bit by other equipment, therefore it is more troublesome to cause the operation process, therefore need a cranium drill that can conveniently control the drill bit and get into skull degree of depth to solve this problem.

Disclosure of Invention

An object of the present application is to provide a cranium drill, which can solve the technical problem that the cranium drill in the prior art is inconvenient to control the depth of the drill into the skull.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the skull drill comprises a mounting box, a first threaded rod and a first lifting plate, wherein the first lifting plate is movably mounted in the mounting box, a motor is mounted at the bottom of the first lifting plate, a drill bit is mounted at the output end of the motor, and an indication plate is mounted on the front face of the first lifting plate;

the front of the mounting box is provided with a guide rod, the outer side of the guide rod is movably provided with a limit rod, and the limit rod is positioned below the indication plate.

Preferably, the front of the mounting box is provided with a graduated scale, and the front of the mounting box is provided with an observation window in a penetrating way.

Preferably, the top of mounting box runs through and installs first threaded rod, and the kicking block is installed to the one end of first threaded rod.

Preferably, the movable ring is mounted on the top of the first lifting plate, and the movable ring is located on the outer side of the top block.

Preferably, one side of the limiting rod is provided with a second threaded rod in a penetrating mode.

Preferably, the guide frames are symmetrically arranged on two sides of the installation box, and a third threaded rod is arranged on one side of each guide frame in a penetrating mode.

Preferably, the top of the guide frame penetrates through the second lifting plate movably, the bottom of the second lifting plate penetrates through the bottom of the guide frame, and a rubber pad is arranged at the bottom of the second lifting plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the position of the limiting rod is adjusted according to the depth of the skull drilling hole, then the motor drives the drill bit to rotate, the first threaded rod is rotated by the worker to drive the motor to move downwards, so that the drill bit drills the skull of a patient, when the indicating plate moves downwards along with the drill bit to contact the limiting rod, the drill bit is drilled to the appointed depth position of the skull, the extra risk caused by excessive downward movement of the drill bit is avoided, the skull driller can adjust the position of the limiting rod according to the depth of the skull drilling hole as required, then the motor drives the drill bit to rotate, the worker rotates the first threaded rod to drive the motor to move downwards, so that the drill bit drills the skull of the patient, and when the indicating plate moves downwards along with the drill bit to contact the limiting rod, the drill bit is drilled to the appointed depth position of the skull, and the extra risk caused by excessive downward movement of the drill bit is avoided.

2. According to the utility model, the bottom of the mounting box is placed on the head of a patient, and the second lifting plate is downwards moved to enable the rubber pad to contact with the concave position of the head of the patient, so that the mounting box can be stably kept perpendicular to the scalp, shaking of the mounting box due to uneven head is avoided, the cranium driller is enabled to place the bottom of the mounting box on the head of the patient, and the rubber pad is downwards moved to enable the rubber pad to contact with the concave position of the head of the patient, so that the mounting box can be stably kept perpendicular to the scalp, and shaking of the mounting box due to uneven head is avoided.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic view of a mounting box according to the present utility model;

FIG. 3 is a schematic view of a first lifter plate structure according to the present utility model;

FIG. 4 is a schematic view of a guide bar structure according to the present utility model;

fig. 5 is a schematic view of a guide frame structure of the present utility model.

In the figure: 1. a mounting box; 101. a graduated scale; 102. an observation window; 2. a first threaded rod; 201. a top block; 3. a first lifting plate; 301. a movable ring; 302. a motor; 303. a drill bit; 304. an indication board; 4. a guide rod; 401. a limit rod; 402. a second threaded rod; 5. a guide frame; 501. a third threaded rod; 6. a second lifting plate; 601. and a rubber pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, 2 and 3, an embodiment of the present utility model provides: a cranium drill;

including mounting box 1, first threaded rod 2 and first lifter plate 3, scale 101 is installed in the front of mounting box 1, the front of mounting box 1 runs through and has offered observation window 102, mounting box 1 can provide the mounted position for other parts of this equipment, make other parts of this equipment have the position to install, scale 101 can make things convenient for the staff to know the stroke condition of indicating plate 304, and then the lift condition of first lifter plate 3 is conveniently known, the observation window 102 can provide the direction for indicating plate 304, make indicating plate 304 have the position to move about, the top of mounting box 1 runs through and installs first threaded rod 2, kicking block 201 is installed to one end of first threaded rod 2, first threaded rod 2 can drive kicking block 201 through the rotation and reciprocate, kicking block 201 can drive expansion link 301 through the upward and downward movement, the inside movable mounting of mounting box 1 has first lifter plate 3, the top of first lifter plate 3 is installed loose collar 301, and loose collar 301 is located the outside of kicking block 201, motor 302 is installed to the bottom of first lifter plate 3, drill bit 303 is installed to the output of motor 302, indicator plate 304 is installed in the front of first lifter plate 3, first lifter plate 3 plays the effect of installing motor 302, can drive motor 302 and reciprocate simultaneously, the loose collar 301 plays the effect of connecting kicking block 201 and first lifter plate 3, make first lifter plate 3 can reciprocate along with kicking block 201, motor 302 can convert hydraulic energy into kinetic energy, thereby drive drill bit 303 and rotate, drill bit 303 can drill the skull, indicator plate 304 is nearer with scale 101, make things convenient for people to know the position of indicator plate 304 in scale 101 department, and then be convenient for know the degree of depth that drill bit 303 got into the skull.

Referring to fig. 1, 4 and 5, an embodiment of the present utility model is provided: a cranium drill;

the guide rod 4, the guide frame 5 and the second lifting plate 6 are included, the guide rod 4 is installed on the front surface of the installation box 1, the limit rod 401 is movably installed on the outer side of the guide rod 4, the limit rod 401 is located below the indication plate 304, the second threaded rod 402 is installed on one side of the limit rod 401 in a penetrating mode, the guide rod 4 can provide guide for the limit rod 401, the limit rod 401 can move up and down, the limit rod 401 plays a limiting role, the indication plate 304 can be limited, the indication plate 304 is prevented from moving down excessively, the drill bit 303 can be prevented from penetrating into the skull excessively, the second threaded rod 402 can extrude the guide rod 4 through rotation, the stability of the limit rod 401 on the outer side of the guide rod 4 is guaranteed, the guide frame 5 is installed on two sides of the installation box 1 in a symmetrical mode, the third threaded rod 501 is installed on one side of the guide frame 5 in a penetrating mode, the guide frame 5 can provide the direction for second lifter plate 6, make second lifter plate 6 can reciprocate, third threaded rod 501 can extrude the fixed to second lifter plate 6 through the rotation, guarantee the stability of second lifter plate 6, movable mounting has second lifter plate 6 is run through at the top of guide frame 5, and the bottom of second lifter plate 6 runs through the bottom of guide frame 5, rubber pad 601 is installed to the bottom of second lifter plate 6, second lifter plate 6 can be contacted with the place of head concave part through the downmovement, and then make mounting box 1 keep perpendicular with the head, avoid mounting box 1 to rock on the scalp, rubber pad 601 can avoid second lifter plate 6 direct and head contact, thereby avoid the extrusion pain that second lifter plate 6 caused to the head.

Working principle: before using the cranium drill, it should be checked whether the cranium drill has the problem of influencing the use, firstly, the bottom of the mounting box 1 is placed on the head of the patient, the rubber pad 601 is contacted with the recess position of the head of the patient by moving the second lifting plate 6 downwards, thus the mounting box 1 can be stably kept vertical to the scalp, the situation that the mounting box 1 shakes due to uneven head is avoided, then the position of the limiting rod 401 is adjusted according to the depth of the skull drilling, then the motor 302 drives the drill bit 303 to rotate, the worker rotates the first threaded rod 2 to drive the motor 302 to move downwards, and then the drill bit 303 drills the skull of the patient, and when the indicating plate 304 moves downwards along with the drill bit 303 to contact the limiting rod 401, the drill bit 303 drills to the designated depth position of the skull.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (7)

1. The utility model provides a cranium ware is bored, includes mounting box (1), first threaded rod (2) and first lifter plate (3), its characterized in that: the device is characterized in that a first lifting plate (3) is movably arranged in the mounting box (1), a motor (302) is arranged at the bottom of the first lifting plate (3), a drill bit (303) is arranged at the output end of the motor (302), and an indication plate (304) is arranged on the front surface of the first lifting plate (3);

the front of the installation box (1) is provided with a guide rod (4), the outer side of the guide rod (4) is movably provided with a limit rod (401), and the limit rod (401) is positioned below the indication plate (304).

2. A cranium drill according to claim 1 wherein: the front of the installation box (1) is provided with a graduated scale (101), and the front of the installation box (1) is provided with an observation window (102) in a penetrating way.

3. A cranium drill according to claim 1 wherein: the top of installation box (1) runs through and installs first threaded rod (2), and kicking block (201) is installed to one end of first threaded rod (2).

4. A cranium drill according to claim 1 wherein: a movable ring (301) is arranged at the top of the first lifting plate (3), and the movable ring (301) is located on the outer side of the top block (201).

5. A cranium drill according to claim 1 wherein: one side of the limiting rod (401) is provided with a second threaded rod (402) in a penetrating mode.

6. A cranium drill according to claim 1 wherein: guide frames (5) are symmetrically arranged on two sides of the installation box (1), and a third threaded rod (501) is arranged on one side of each guide frame (5) in a penetrating mode.

7. A cranium drill according to claim 6 wherein: the top of guide frame (5) runs through movable mounting has second lifter plate (6), and the bottom of second lifter plate (6) runs through the bottom of guide frame (5), and rubber pad (601) is installed to the bottom of second lifter plate (6).