阅读说明：本技术 一种大小鼠颅钻 (Big mouse cranial drill ) 是由 王雪琴 崔艳慧 王来法 于 2020-11-18 设计创作，主要内容包括：本发明提供一种大小鼠颅钻,属于医疗设备技术领域,该大小鼠颅钻包括固定架、第一L型板和第二L型板,第一电机的输出端固定安装有第一齿轮,第一链块的底端固定安装有压力传感器,压力传感器的下表面固定安装有微型电机,微型电机的输出端固定安装有钻头,压力调节器的正面活动安装有压力调节旋钮,第二电机的输出端固定安装有第二齿轮；本发明通过对第一电机、第一齿轮、第一链块架、第一链块、压力传感器、微型电机、钻头、压力调节器、压力表和压力调节旋钮的设置,通过调节压力值使其适用于不同年龄的老鼠,通过对第二电机、第二齿轮、第二链块架、第二链块、针头和毫米刻度的设置,使其注射深度更加准确。(The invention provides a big and small rat cranial drill, which belongs to the technical field of medical equipment and comprises a fixed frame, a first L-shaped plate and a second L-shaped plate, wherein the output end of a first motor is fixedly provided with a first gear; according to the invention, the first motor, the first gear, the first chain block frame, the first chain block, the pressure sensor, the micro motor, the drill bit, the pressure regulator, the pressure gauge and the pressure regulating knob are arranged, the pressure value is regulated to be suitable for rats of different ages, and the injection depth is more accurate through the arrangement of the second motor, the second gear, the second chain block frame, the second chain block, the needle head and the millimeter scale.)

1. The utility model provides a big mouse cranial drill, includes mount (1), first L template (2) and second L template (3), its characterized in that: the upper surface of the first L-shaped plate (2) is fixedly provided with a first motor (4), the output end of the first motor (4) is fixedly provided with a first gear (5), the inside of the first L-shaped plate (2) is fixedly provided with a first chain block frame (6), the inside of the first chain block frame (6) is movably provided with a first chain block (7), the bottom end of the first chain block (7) is fixedly provided with a pressure sensor (8), the lower surface of the pressure sensor (8) is fixedly provided with a micro motor (9), the output end of the micro motor (9) is fixedly provided with a drill bit (10), the lower surface of the first L-shaped plate (2) is fixedly provided with a pressure regulator (11), the front surface of the pressure regulator (11) is provided with a pressure gauge (12), and one side of the pressure regulator (12) is movably provided with a pressure regulating knob (13), the last fixed surface of second L template (3) installs second motor (14), the output fixed mounting of second motor (14) has second gear (15), the inside fixed mounting of second L template (3) has second chain piece frame (16), the inside movable mounting of second chain piece frame (16) has second chain piece (17), a side fixed mounting of second chain piece (17) has syringe needle (18).

2. A rat and rat cranial drill according to claim 1, characterized in that: the inside fixed mounting of mount (1) has cylinder (19), the below movable mounting of cylinder (19) has first threaded rod (20), the lateral surface movable mounting of first threaded rod (20) has first L template (2), the one end fixed mounting of first threaded rod (20) has first rotatory handle (21), one side movable mounting of first threaded rod (20) has second threaded rod (22), the lateral surface movable mounting of second threaded rod (22) has second L template (3), the one end fixed mounting of second threaded rod (22) has rotatory handle of second (23).

3. A rat and rat cranial drill according to claim 1, characterized in that: the last fixed surface of mount (1) installs medicament jar (24), one side fixed mounting of medicament jar (24) has small-size water pump (25), the output fixed mounting of small-size water pump (25) has medicament pipe (26), the one end fixed connection of medicament pipe (26) is in syringe needle (18).

4. A rat and rat cranial drill according to claim 1, characterized in that: and a support column (27) is fixedly arranged on the lower surface of the fixing frame (1).

5. A rat and rat cranial drill according to claim 3, characterized in that: the upper surface of the medicament pot (24) is provided with a medicament inlet (28).

6. A rat and rat cranial drill according to claim 3, characterized in that: the front surface of the second chain block (17) is provided with millimeter scales (29).

Technical Field

The invention belongs to the technical field of medical equipment, and particularly relates to a rat and rat cranial drill.

Background

The development of medicine is not supported by animal experiments, big and small mice are animals frequently used for manufacturing human disease models, craniotomy drilling is performed on rats for applying to a plurality of experiments, such as methods which must be used during operations of model making, drug administration and the like, but the electric cranial drill of the traditional big and small mice cannot control the depth of an electric drill, so that intracranial infection and brain tissue injury are easily caused, the electric cranial drill cannot be suitable for the big and small mice of different ages, the injection depth of an injection needle is not accurate, and drugs are not conveniently added.

Aiming at the defects, the invention provides a rat and rat cranial drill.

Disclosure of Invention

The invention aims to provide a large and small mouse cranial drill, and aims to solve the problems that the depth of an electric drill cannot be controlled in the prior art, intracranial infection and brain tissue injury are easily caused, the electric drill cannot be suitable for large and small mice of different age groups, the injection depth of an injection needle is not accurate, and a medicament is not convenient to add and the like.

In order to achieve the purpose, the invention provides the following technical scheme: a big and small mouse cranial drill comprises a fixing frame, a first L-shaped plate and a second L-shaped plate, wherein a first motor is fixedly arranged on the upper surface of the first L-shaped plate, a first gear is fixedly arranged at the output end of the first motor, a first chain block frame is fixedly arranged inside the first L-shaped plate, a first chain block is movably arranged inside the first chain block frame, a pressure sensor is fixedly arranged at the bottom end of the first chain block, a micro motor is fixedly arranged on the lower surface of the pressure sensor, a drill bit is fixedly arranged at the output end of the micro motor, a pressure regulator and a pressure regulator are fixedly arranged on the lower surface of the first L-shaped plate, a pressure gauge is arranged on the front surface of the pressure regulator, a pressure regulating knob is movably arranged on one side of the pressure gauge, a second motor is fixedly arranged on the upper surface of the second L-shaped plate, and a second gear is fixedly arranged at the output end of, the inside fixed mounting of second L template has second chain piece frame, the inside movable mounting of second chain piece frame has the second chain piece, a side fixed mounting of second chain piece has the syringe needle.

In order to enable the big and small rat cranium drill to conveniently drive the L-shaped plate to move left and right, as an optimization of the invention, a cylinder is fixedly installed inside the fixing frame, a first threaded rod is movably installed below the cylinder, a first L-shaped plate is movably installed on the outer side surface of the first threaded rod, a first rotating handle is fixedly installed at one end of the first threaded rod, a second threaded rod is movably installed on one side of the first threaded rod, a second L-shaped plate is movably installed on the outer side surface of the second threaded rod, and a second rotating handle is fixedly installed at one end of the second threaded rod.

In order to enable the large and small mouse cranial drill to be convenient for medicament transmission and medicament injection, as a preferable mode of the invention, a medicament tank is fixedly installed on the upper surface of the fixing frame, a small water pump is fixedly installed on one side of the medicament tank, a medicament pipe is fixedly installed at the output end of the small water pump, and one end of the medicament pipe is fixedly connected with the needle head.

In order to stabilize the support for the rat and mouse cranial drill, as a preferable mode of the invention, the support pillar is fixedly arranged on the lower surface of the fixing frame.

In order to facilitate the addition of the medicament to the large and small mouse cranial drill, as a preferable mode of the invention, the upper surface of the medicament tank is provided with a medicament inlet.

In order to make the injection depth of the rat and mouse cranial drill more accurate, as a preferable mode of the invention, the front surface of the second chain block is provided with millimeter scales.

Compared with the prior art, the invention has the beneficial effects that:

1. the rat and rat skull drill is characterized in that a first motor, a first gear, a first chain block frame, a first chain block, a pressure sensor, a micro motor, a drill bit, a pressure regulator, a pressure gauge and a pressure regulating knob are arranged, the first motor is started at first, the first gear is driven by the first motor to rotate, the first chain block is driven by the first gear to move up and down in the first chain block frame, the micro motor is driven by the first chain block to move up and down through the pressure sensor, the rotating drill bit is driven by the micro motor to move up and down, the first motor stops rotating after the drill bit drills the scalp and is pressed by the pressure sensor after the drill bit touches the skull, the drill bit is prevented from being too deep to cause intracranial infection and brain tissue injury, the pressure gauge can display the current pressure value, the pressure regulating knob is rotated to control the pressure regulator to regulate the pressure, and the rat and rat are suitable for rats of different ages through regulating the pressure value, through the setting to second motor, second gear, second chain block frame, second chain block, syringe needle and millimeter scale, open the second motor at first, the second motor makes the second gear rotate, and the second gear makes the second chain block reciprocate in second chain block frame is inside, and the second chain block makes the syringe needle reciprocate, and through the contrast with millimeter scale again, it is more accurate to make its injection depth.

2. This big mouse cranium bores, through to the cylinder, first threaded rod, first rotatory handle, first L template, the second threaded rod, the setting of second L template and second rotatory handle, through rotating first rotatory handle, first rotatory handle makes first threaded rod rotate, first threaded rod makes, first L template is controlled about the cylinder, rotate second rotatory handle, second rotatory handle makes the second threaded rod rotate, the second threaded rod makes the second L template control about the cylinder, make it be convenient for drive L control the template about, through to the medicament jar, small-size water pump and medicament pipe's setting, make it be convenient for transmit the medicament, through the setting to the support column, make its support stable, through the setting to going into medicine mouth, make it be convenient for add the medicament.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a schematic top view of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a fixed mount; 2. a first L-shaped plate; 3. a second L-shaped plate; 4. a first motor; 5. a first gear; 6. a first link frame; 7. a first chain block; 8. a pressure sensor; 9. a micro motor; 10. a drill bit; 11. a pressure regulator; 12. a pressure gauge; 13. a pressure adjusting knob; 14. a second motor; 15. a second gear; 16. a second link frame; 17. a second chain block; 18. a needle head; 19. a cylinder; 20. a first threaded rod; 21. a first rotating handle; 22. a second threaded rod; 23. a second rotating handle; 24. a medicament canister; 25. a small-sized water pump; 26. a drug tube; 27. a support pillar; 28. a medicine inlet; 29. and (5) millimeter scales.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a rat and rat skull drill comprises a fixing frame 1, a first L-shaped plate 2 and a second L-shaped plate 3, wherein a first motor 4 is fixedly arranged on the upper surface of the first L-shaped plate 2, a first gear 5 is fixedly arranged at the output end of the first motor 4, a first chain block frame 6 is fixedly arranged inside the first L-shaped plate 2, a first chain block 7 is movably arranged inside the first chain block frame 6, a pressure sensor 8 is fixedly arranged at the bottom end of the first chain block 7, a micro motor 9 is fixedly arranged on the lower surface of the pressure sensor 8, a drill bit 10 is fixedly arranged at the output end of the micro motor 9, a pressure regulator 11 is fixedly arranged on the lower surface of the first L-shaped plate 2, the pressure regulator 11 is provided with a pressure gauge 12 on the front surface of the pressure regulator 11, a pressure regulating knob 13 is movably arranged on one side of the pressure gauge 12, a second motor 14 is fixedly arranged on the upper, a second gear 15 is fixedly installed at the output end of the second motor 14, a second chain block frame 16 is fixedly installed inside the second L-shaped plate 3, a second chain block 17 is movably installed inside the second chain block frame 16, and a needle 18 is fixedly installed on one side face of the second chain block 17.

In the embodiment of the invention, through setting the first motor 4, the first gear 5, the first chain block frame 6, the first chain block 7, the pressure sensor 8, the micro motor 9, the drill bit 10, the pressure regulator 11, the pressure gauge 12 and the pressure regulating knob 13, firstly, the first motor 4 is started, the first motor 4 drives the first gear 5 to rotate, the first gear 5 enables the first chain block 7 to move up and down in the first chain block frame 6, the first chain block 7 enables the micro motor 9 to move up and down through the pressure sensor 8, the micro motor 9 enables the rotating drill bit 10 to move up and down, after the drill bit 10 drills through the scalp and the pressure sensor 8 is pressed by the head, the first motor 4 stops rotating to prevent the drill bit from being too deep to cause intracranial infection and brain tissue damage, the pressure gauge 12 can display the current pressure value, the pressure regulating knob 13 is rotated to control the pressure regulator 11 to regulate the pressure, as the skull pressure bearing values of big and small mice are different, the pressure value is adjusted to be suitable for mice of different ages, the second motor 14 is firstly started through the arrangement of the second motor 14, the second gear 15, the second chain block frame 16, the second chain block 17, the needle head 18 and the millimeter scale 29, the second motor 14 enables the second gear 15 to rotate, the second gear 15 enables the second chain block 17 to move up and down in the second chain block frame 16, the second chain block 17 enables the needle head 18 to move up and down, the injection depth is more accurate through comparison with the millimeter scale 29, the cylinder 19, the first threaded rod 20, the first rotating handle 21, the first L-shaped plate 2, the second threaded rod 22, the second L-shaped plate 3 and the second rotating handle 23 are arranged, the first rotating handle 21 is rotated, the first rotating handle 21 enables the first threaded rod 20 to rotate, the first threaded rod 20 enables the second threaded rod to rotate, First L template 2 moves about on cylinder 19, rotate second rotating handle 23, second rotating handle 23 makes second threaded rod 22 rotate, second threaded rod 22 makes second L template 3 move about on cylinder 19, make it be convenient for drive L template and remove about, through the setting to medicament jar 24, small-size water pump 25 and medicament pipe 26, make it be convenient for transmit the medicament, through the setting to support column 27, make its support stable, through the setting to going into medicine mouth 28, make it be convenient for add the medicament.

Specifically, the inside fixed mounting of mount 1 has cylinder 19, and the below movable mounting of cylinder 19 has first threaded rod 20, and the lateral surface movable mounting of first threaded rod 20 has first L template 2, and the one end fixed mounting of first threaded rod 20 has first twist grip 21, and one side movable mounting of first threaded rod 20 has second threaded rod 22, and the lateral surface movable mounting of second threaded rod 22 has second L template 3, and the one end fixed mounting of second threaded rod 22 has second twist grip 23.

In this embodiment: in the using process, the large and small mouse cranial drills are convenient to drive the L-shaped plate to move left and right.

Specifically, a medicament tank 24 is fixedly mounted on the upper surface of the fixing frame 1, a small water pump 25 is fixedly mounted on one side of the medicament tank 24, a medicament tube 26 is fixedly mounted on the output end of the small water pump 25, and one end of the medicament tube 26 is fixedly connected to the needle 18.

In this embodiment: during the use process, the large and small mouse cranial drills are convenient for transmitting medicaments and injecting medicaments.

Specifically, a support column 27 is fixedly mounted on the lower surface of the fixing frame 1.

In this embodiment: in the using process, the rat cranial drill support is stable.

Specifically, the medicine tank 24 is provided with a medicine inlet 28 on the upper surface thereof.

In this embodiment: in the using process, the large and small mouse cranial drills are convenient to add medicaments.

Specifically, the front face of the second chain block 17 is provided with a millimeter scale 29.

In this embodiment: in the using process, the large and small rat cranial drills enable the injection depth to be more accurate.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle and the using process of the invention are as follows: when the rat and small cranial drill is used, the first motor 4 is started through the arrangement of the first motor 4, the first gear 5, the first chain block frame 6, the first chain block 7, the pressure sensor 8, the micro motor 9, the drill bit 10, the pressure regulator 11, the pressure gauge 12 and the pressure regulating knob 13, the first motor 4 drives the first gear 5 to rotate, the first gear 5 enables the first chain block 7 to move up and down in the first chain block frame 6, the first chain block 7 enables the micro motor 9 to move up and down through the pressure sensor 8, the micro motor 9 enables the rotating drill bit 10 to move up and down, the first motor 4 stops rotating after the drill bit 10 drills through the scalp and the pressure sensor 8 is pressed after touching the skull, the intracranial infection and the brain tissue injury are prevented, the pressure gauge 12 can display the current pressure value, the pressure regulating knob 13 is rotated to control the pressure regulator 11 to regulate the pressure, as the skull pressure bearing values of big and small mice are different, the pressure value is adjusted to be suitable for mice of different ages, the second motor 14 is firstly started through the arrangement of the second motor 14, the second gear 15, the second chain block frame 16, the second chain block 17, the needle head 18 and the millimeter scale 29, the second motor 14 enables the second gear 15 to rotate, the second gear 15 enables the second chain block 17 to move up and down in the second chain block frame 16, the second chain block 17 enables the needle head 18 to move up and down, the injection depth is more accurate through comparison with the millimeter scale 29, the cylinder 19, the first threaded rod 20, the first rotating handle 21, the first L-shaped plate 2, the second threaded rod 22, the second L-shaped plate 3 and the second rotating handle 23 are arranged, the first rotating handle 21 is rotated, the first rotating handle 21 enables the first threaded rod 20 to rotate, the first threaded rod 20 enables the second threaded rod to rotate, First L template 2 moves about on cylinder 19, rotate second rotating handle 23, second rotating handle 23 makes second threaded rod 22 rotate, second threaded rod 22 makes second L template 3 move about on cylinder 19, make it be convenient for drive L template and remove about, through the setting to medicament jar 24, small-size water pump 25 and medicament pipe 26, make it be convenient for transmit the medicament, through the setting to support column 27, make its support stable, through the setting to going into medicine mouth 28, make it be convenient for add the medicament.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.