Nose shape simulator

Abstract

The utility model relates to the technical field of medical simulation equipment, in particular to a nose shape simulator which comprises a base, the top, close to the back face, of the base is fixedly connected with the bottom end of a protection piece, a motor drives a first rotating shaft to rotate, then fan blades are driven to rotate, and therefore airflow is generated. Air flow generated by rotation of the fan blades can directly and effectively enter the nasal cavity to simulate the real breathing or air flowing condition, while the air flow is generated, a first rotating shaft drives a first gear to rotate, a second gear is driven to rotate through meshing force, then a third gear is driven to rotate, and the third gear drives a third rotating shaft to start rotating; the reel rotates along with rotation of the third rotating shaft, the reel rotates to drive the rope to be wound and unwound, the rope is wound and unwound to pull the two sides of the nose model to simulate muscle movement in the nasal cavity, and by controlling the rotating speed and direction of the motor, the simulator can simulate various different breathing conditions and is convenient for people to use.

Description

Technical Field

[0001] The utility model relates to the technical field of medical simulation equipment, in particular to a nasal shape simulator. Background Technique

[0002] The internal anatomical structure of the nose is very complex, which makes most medical research and surgeries require the use of nasal cavity models for precise analysis and operation.

[0003] At present, most traditional nasal cavity models on the market are mainly created from people who donate their bodies to science. This method is not only limited by the available donation samples, but also unable to accurately replicate the unique anatomical structure of each individual. People have started to seek new model solutions. By simulating the interaction between real airflow and nasal tissues, researchers can more accurately evaluate the function and performance of the nasal cavity. Content of the Utility Model

[0004] The purpose of the utility model is to provide a nasal shape simulator to solve the problem that most traditional nasal cavity models mainly come from people who donate their bodies as mentioned in the above background technique. To achieve the above purpose, the utility model provides the following technical solution: A nasal shape simulator, including a base, the top of the base near the back is fixedly connected to the bottom end of a protection member, the inner side wall of the protection member near the top is fixedly connected to the outer side wall of an airflow simulation member through bolts, and the outer walls of the airflow simulation member away from both ends are fixedly connected to the inner wall of a transmission member.

[0005] The inner wall of the transmission member is fixedly connected to the outer walls of an adjustment member away from both ends, one end of the adjustment member is respectively fixedly connected to the inner walls on both sides of the base, and the outer side wall of the adjustment member is fixedly connected to the inner side wall of the protection member near the bottom.

[0006] Preferably, the base is composed of a base plate, a support column and a nasal model. The top of the center of the base plate is fixedly connected to the bottom end of the support column, the top end of the support column is fixedly connected to the bottom of the nasal model, and a nasal cavity is provided in the inner wall of the center of the nasal model. Through holes are provided in the inner walls on both sides of the nasal model, and a wheel groove is provided in the inner wall of the nasal model near the bottom. The wheel groove is respectively communicated with the two through holes.

[0007] Preferably, the protection member includes a support rod and a protection box, and the top end of the support rod is fixedly connected to the bottom of the protection box through bolts, and the bottom end of the support rod is fixedly connected to the top of the base plate near the back.

[0008] Preferably, the air flow simulation component is composed of a motor, a first rotating shaft and a fan blade. The output end of the motor is fixedly connected to one end of the first rotating shaft through a coupling. The inner wall of the other end of the first rotating shaft is fixedly connected to the outer wall of the fan blade. The outer wall of the motor is fixedly connected to the inner wall near the top of the protective box through bolts. The height of the fan blade is flush with the height of one end of the nasal cavity.

[0009] Preferably, the transmission component includes a first gear, a second gear, a second rotating shaft, a first protective sleeve and a third gear. The outer wall of the first gear is meshed with the outer wall of the second gear. The inner wall of the second gear is fixedly connected to the outer wall near one end of the second rotating shaft. The outer wall of the second rotating shaft near the other end is rotatably connected to the inner wall of the first protective sleeve. The outer wall of the second gear is meshed with the outer wall of the third gear. The inner wall of the first gear is fixedly connected to the outer wall of the first rotating shaft far from both ends. The outer wall of the first protective sleeve is fixedly connected to the inner wall near the center of the protective box.

[0010] Preferably, the adjusting component is composed of a second protective sleeve, a third rotating shaft, a wire winding wheel and a rope. The number of the wire winding wheel and the rope is set to two. The inner wall of the second protective sleeve is rotatably connected to the outer wall of one end of the third rotating shaft. The outer wall of the other end of the third rotating shaft is fixedly connected to the inner walls of the two wire winding wheels respectively. The outer walls of the two wire winding wheels are fixedly connected to one ends of the two ropes respectively. The other ends of the two ropes are fixedly connected to the inner walls on both sides of the nasal model respectively. The two ropes respectively penetrate through the two through holes. The outer wall of the second protective sleeve is fixedly connected to the inner wall near the bottom of the protective box. The outer wall of the third rotating shaft far from both ends is fixedly connected to the inner wall of the third gear.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] In the present utility model, the motor drives the first rotating shaft to rotate, and then drives the fan blade to rotate, thereby generating an air flow. The air flow generated by the rotation of the fan blade can directly and effectively enter the nasal cavity, simulating the real breathing or air flow situation. While generating the air flow, the first rotating shaft drives the first gear to rotate, drives the second gear to rotate through the meshing force, and then drives the third gear to rotate. The third gear drives the third rotating shaft to start rotating, and the wire winding wheel will also rotate with the rotation of the third rotating shaft. The rotation of the wire winding wheel drives the rope to wind and unwind. The winding and unwinding of the rope will pull both sides of the nasal model, simulating the muscle movement in the nasal cavity. By controlling the rotation speed and direction of the motor, the simulator can simulate a variety of different breathing conditions, which is convenient for people to use.

[0013] In the present utility model, the protective box can be quickly taken out by disassembling the bolts, and the motor can also be conveniently removed, facilitating the maintenance of the components therein by the staff. The easy maintainability of the device enables quick positioning and repair in case of faults or problems. The staff can disassemble the relevant components for inspection and repair as needed, greatly shortening the repair time and improving the availability of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0015] Figure 2 is a sectional view of the present utility model;

[0016] Figure 3 is an exploded view of the present utility model;

[0017] Figure 4 is a sectional view of the nose model in the present utility model;

[0018] Figure 5 is an exploded view of the air flow simulation member, transmission member and adjustment member in the present utility model.

[0019] In the figure: 1, base; 101, base plate; 102, support column; 103, nose model; 2, protection member; 201, support rod; 202, protective box; 3, air flow simulation member; 301, motor; 302, first rotating shaft; 303, fan blade; 4, transmission member; 401, first gear; 402, second gear; 403, second rotating shaft; 404, first protective sleeve; 405, third gear; 5, adjustment member; 501, second protective sleeve; 502, third rotating shaft; 503, winding wheel; 504, rope. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1 to 5 , the present utility model provides a technical solution: a nose shape simulator, including a base 1, the top of the base 1 near the back is fixedly connected to the bottom end of the protection member 2, the inner side wall of the protection member 2 near the top is fixedly connected to the outer side wall of the air flow simulation member 3 through bolts, and the outer walls of the air flow simulation member 3 away from both ends are fixedly connected to the inner wall of the transmission member 4.

[0022] The inner wall of the transmission member 4 is fixedly connected to the outer wall of the adjusting member 5 away from both ends. One end of the adjusting member 5 is fixedly connected to the inner walls on both sides of the base 1 respectively. The outer wall of the adjusting member 5 is fixedly connected to the inner wall near the bottom of the protection member 2.

[0023] In this embodiment, as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 shown, the base 1 is composed of a base 101, support columns 102 and a nose model 103. The top at the center of the base 101 is fixedly connected to the bottom end of the support column 102. The top end of the support column 102 is fixedly connected to the bottom of the nose model 103. A nasal cavity is provided in the inner wall at the center of the nose model 103. Through holes are provided in the inner walls on both sides of the nose model 103. A wheel groove is provided in the inner wall near the bottom of the nose model 103. The wheel grooves communicate with the two through holes respectively. The nasal cavity provided in the nose model 103 simulates the breathing passage of the real nose. The nasal cavity allows gas to pass through, thus simulating the real breathing process.

[0024] In this embodiment, as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 shown, the protection member 2 includes a support rod 201 and a protection box 202. The top end of the support rod 201 is fixedly connected to the bottom of the protection box 202 by bolts. The bottom end of the support rod 201 is fixedly connected to the top of the base 101 near the back. By removing the bolts, the protection box 202 can be quickly taken out, which is convenient for the staff to maintain the components therein.

[0025] In this embodiment, as Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, the air flow simulation component 3 is composed of a motor 301, a first rotating shaft 302, and a fan blade 303. The output end of the motor 301 is fixedly connected to one end of the first rotating shaft 302 through a coupling. The inner wall of the other end of the first rotating shaft 302 is fixedly connected to the outer wall of the fan blade 303. The outer wall of the motor 301 is fixedly connected to the inner wall near the top of the protection box 202 through bolts. The height of the fan blade 303 is flush with the height of one end of the nasal cavity. By driving the first rotating shaft 302 to rotate through the motor 301, the fan blade 303 is driven to rotate, thereby generating an air flow. The height of the fan blade 303 is flush with the height of one end of the nasal cavity, ensuring that the air flow generated by the rotation of the fan blade 303 can directly and effectively enter the nasal cavity, simulating the real breathing or air flow situation. By controlling the rotation speed and direction of the motor 301, different air flow speeds and directions can be simulated, so as to more comprehensively test or display the response of the nasal model under different air flow conditions. The motor 301 can be conveniently removed by disassembling the bolts, facilitating the maintenance by the staff.

[0026] In this embodiment, as Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 shown, the transmission component 4 includes a first gear 401, a second gear 402, a second rotating shaft 403, a first protective sleeve 404, and a third gear 405. The outer wall of the first gear 401 is meshed with the outer wall of the second gear 402. The inner wall of the second gear 402 is fixedly connected to the outer wall of the second rotating shaft 403 near one end. The outer wall of the second rotating shaft 403 near the other end is rotatably connected to the inner wall of the first protective sleeve 404. The outer wall of the second gear 402 is meshed with the outer wall of the third gear 405. The inner wall of the first gear 401 is fixedly connected to the outer wall of the first rotating shaft 302 away from both ends. The outer wall of the first protective sleeve 404 is fixedly connected to the inner wall near the center of the protection box 202. When the first rotating shaft 302 rotates, it drives the first gear 401 to rotate. Through the meshing force, the second gear 402 is driven to rotate, and then the third gear 405 is driven to rotate, realizing the transmission of power. According to the number of teeth of the gears, the rotation speed and torque can be changed to meet different power requirements.

[0027] In this embodiment, as Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5As shown in the figure, the adjusting member 5 is composed of a second protective sleeve 501, a third rotating shaft 502, a winding wheel 503 and a rope 504. The number of the winding wheel 503 and the rope 504 is set to two. The inner wall of the second protective sleeve 501 is rotatably connected to the outer wall of one end of the third rotating shaft 502, and the outer wall of the other end of the third rotating shaft 502 is fixedly connected to the inner walls of the two winding wheels 503 respectively. The outer walls of the two winding wheels 503 are fixedly connected to one ends of the two ropes 504 respectively, and the other ends of the two ropes 504 are fixedly connected to the inner walls on both sides of the nasal model 103. The two ropes 504 respectively pass through the two through holes, and the outer side wall of the second protective sleeve 501 is fixedly connected to the inner side wall near the bottom of the protective box 202. The outer wall of the third rotating shaft 502 far from both ends is fixedly connected to the inner wall of the third gear 405. While generating air flow, the third gear 405 drives the third rotating shaft 502 to start rotating, and the winding wheel 503 will also rotate with the rotation of the third rotating shaft 502. The rotation of the winding wheel 503 drives the rope 504 to be retracted and released, and the retraction and release of the rope 504 will pull both sides of the nasal model 103 to simulate the muscle movement in the nasal cavity.

[0028] The usage method and advantages of the present utility model: When the nasal shape simulator is working, the working process is as follows:

[0029] As Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 shown, the motor 301 drives the first rotating shaft 302 to rotate, thereby driving the fan blade 303 to rotate, so as to generate air flow. The air flow generated by the rotation of the fan blade 303 can directly and effectively enter the nasal cavity to simulate the real breathing or air flow condition. While generating air flow, the first rotating shaft 302 drives the first gear 401 to rotate, drives the second gear 402 to rotate through the meshing force, and then drives the third gear 405 to rotate. The third gear 405 drives the third rotating shaft 502 to start rotating, and the winding wheel 503 will also rotate with the rotation of the third rotating shaft 502. The rotation of the winding wheel 503 drives the rope 504 to be retracted and released, and the retraction and release of the rope 504 will pull both sides of the nasal model 103 to simulate the muscle movement in the nasal cavity. By controlling the rotation speed and direction of the motor 301, the simulator can simulate a variety of different breathing conditions, which is convenient for people to use. By disassembling the bolts, the protective box 202 can be quickly taken out, and the motor 301 can also be conveniently removed, which is convenient for the staff to maintain the components therein. The easy maintainability of the device enables quick positioning and repair when a fault or problem occurs. The staff can disassemble the relevant components for inspection and repair according to needs, which greatly shortens the maintenance time and improves the availability of the equipment.

[0030] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments, and the above embodiments and the descriptions in the specification are only preferred examples of the present utility model, and are not used to limit the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A nose morphology simulator, comprising a base (1), characterized in that: The top of the base (1) near the back is fixedly connected to the bottom end of the protective member (2), the inner side wall of the protective member (2) near the top is fixedly connected to the outer side wall of the airflow simulation member (3) by bolts, and the outer wall of the airflow simulation member (3) away from the two ends is fixedly connected to the inner wall of the transmission member (4); The inner wall of the transmission member (4) is fixedly connected to the outer wall of the adjustment member (5) away from the two ends, one end of the adjustment member (5) is respectively fixedly connected to the inner walls on both sides of the base (1), and the outer wall of the adjustment member (5) is fixedly connected to the inner wall of the protection member (2) close to the bottom.

2. The nose morphology simulator according to claim 1, characterized in that: The base (1) is composed of a base (101), a support column (102) and a nose model (103), and the top of the base (101) at the center is fixedly connected to the bottom of the support column (102), the top of the support column (102) is fixedly connected to the bottom of the nose model (103), and the inner wall at the center of the nose model (103) is provided with a nasal cavity, the inner walls on both sides of the nose model (103) are provided with through holes, and the inner wall of the nose model (103) near the bottom is provided with a wheel groove, and the wheel groove is respectively connected to the two through holes.

3. The nose morphology simulator according to claim 2, characterized in that: The protective member (2) comprises a support rod (201) and a protective box (202), wherein the top end of the support rod (201) is fixedly connected to the bottom of the protective box (202) via bolts, and the bottom end of the support rod (201) is fixedly connected to the top of the base (101) near the back.

4. The nose morphology simulator according to claim 3, characterized in that: The airflow simulation component (3) is composed of a motor (301), a first rotating shaft (302) and a fan blade (303), and the output end of the motor (301) is fixedly connected to one end of the first rotating shaft (302) through a coupling, the inner wall of the other end of the first rotating shaft (302) is fixedly connected to the outer wall of the fan blade (303), and the outer wall of the motor (301) is fixedly connected to the inner wall of the protective box (202) near the top through bolts, and the height of the fan blade (303) is flush with the height of one end of the nasal cavity.

5. The nose morphology simulator according to claim 4, characterized in that: The transmission member (4) includes a first gear (401), a second gear (402), a second rotating shaft (403), a first protective sleeve (404) and a third gear (405), and the outer wall of the first gear (401) is meshedly connected with the outer wall of the second gear (402), the inner wall of the second gear (402) is fixedly connected with the outer wall of the second rotating shaft (403) near one end, and the outer wall of the second rotating shaft (403) near the other end is rotatably connected with the inner wall of the first protective sleeve (404), the outer wall of the second gear (402) is meshedly connected with the outer wall of the third gear (405), and the inner wall of the first gear (401) is fixedly connected with the outer wall of the first rotating shaft (302) away from both ends, and the outer wall of the first protective sleeve (404) is fixedly connected with the inner wall of the protective box (202) near the center.

6. The nose morphology simulator according to claim 5, characterized in that: The adjusting member (5) is composed of a second protective cover (501), a third rotating shaft (502), a winding wheel (503) and a rope (504), and the number of the winding wheels (503) and the rope (504) are both set to two, the inner wall of the second protective cover (501) is rotatably connected to the outer wall of one end of the third rotating shaft (502), and the outer wall of the other end of the third rotating shaft (502) is fixedly connected to the inner walls of the two winding wheels (503), the outer walls of the two winding wheels (503) are fixedly connected to one end of the two ropes (504), and the other ends of the two ropes (504) are fixedly connected to the inner walls on both sides of the nose model (103), the two ropes (504) pass through the two through holes, respectively, and the outer wall of the second protective cover (501) is fixedly connected to the inner wall of the protective box (202) near the bottom, and the outer wall of the third rotating shaft (502) away from the two ends is fixedly connected to the inner wall of the third gear (405).

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