Portable ear pulse oxygen device

Abstract

According to the technical scheme, the portable ear pulse oxygen device is characterized in that the portable ear pulse oxygen device comprises a first shell and a second shell, an ear clamping spring piece is fixed between the second shell and the first shell, and a threading pipe is fixed to one side of the ear clamping spring piece; the two ends of the threading pipe are communicated with the second shell and the first shell respectively, a rotating support is arranged on the outer side of the second shell, a protective cover shell is fixed to the rotating support, a display screen is clamped in the protective cover shell, a limiting frame is inserted into the protective cover shell, and the limiting frame is connected with the second shell. One side of the limiting frame abuts against the surface of the display screen. The ear clip can be conveniently clamped on the ear of a patient.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a portable ear-use pulse oximeter. Background Art

[0002] At present, the treatment of most diseases is mainly based on prevention and observation. Users can measure physiological parameters through various medical measurement equipment to obtain various relevant data information. Pulse oximeters are increasingly used as important medical measurement equipment. Pulse oximeters include: a sensing device, a control processing device and a display device. The sensing device is used to sense the human body and obtain light signals, the control processing device is used to process the light signals to generate physiological parameters, and the display device is used to display the physiological parameters.

[0003] For example, the Chinese patent with the authorization announcement number CN204654952U discloses a blood oxygen pulse meter, which has a shell, and the shell includes an upper shell and a lower shell; a mainboard is arranged in the shell, and a first USB data connector is arranged at one end of the mainboard, and a second USB data interface is arranged at the other end; a card slot corresponding to the position and shape of the first USB data connector is opened at one end of the upper and lower shells, and a card slot corresponding to the position and shape of the second USB data connector is opened at the other end; the card slots at both ends of the upper and lower shells are closed into an opening, and the first USB data connector is protruding from one end of the opening formed by the card slots of the upper and lower shells, and the second USB data interface is arranged in the other end of the opening formed by the card slots of the upper and lower shells. The blood oxygen pulse meter provided by the utility model adopts a U disk design, which is stylish, compact, and light, and is easy to carry. At the same time, it does not need other batteries for power supply. After connecting to a computer and a smart phone, it can easily measure and view blood oxygen pulse data, which is convenient and practical.

[0004] The above-mentioned blood oxygen pulse meter has the advantages of fashionable shape, small size and light weight; however, the above-mentioned blood oxygen pulse meter still has some disadvantages, such as: the ordinary finger pulse blood oxygen pulse meter has poor clamping firmness on the ear due to its different shape, large size, inconvenient to clamp the patient's ear, and easy to fall off, reducing the measurement accuracy. Clinically, a pulse oxygen instrument that can measure the ear is needed. Utility Model Content

[0005] The purpose of the utility model is to provide a portable ear-use pulse oximeter to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A portable ear-use pulse oximeter comprises a first shell and a second shell, wherein an ear-clamping spring sheet is fixed between the second shell and the first shell, a threading tube is fixed to one side of the ear-clamping spring sheet, and two ends of the threading tube are respectively connected to the second shell and the first shell, a rotating bracket is arranged on the outer side of the second shell, a protective cover shell is fixed on the rotating bracket, a display screen is clamped in the protective cover shell, a limiting frame is inserted on the protective cover shell, and one side of the limiting frame is abutted against the surface of the display screen;

[0008] A temperature detection module, a blood oxygen detection module and an arterial pulsation detection module are respectively arranged in the first shell, and a main control module is arranged in the second shell. The main control module is connected to the temperature detection module, the blood oxygen detection module and the arterial pulsation detection module in sequence through wires.

[0009] Preferably, a battery compartment is provided on the side surface of the second shell, and a button battery is clamped in the battery compartment.

[0010] Preferably, a battery cover is threadedly connected to the battery compartment, and an anti-sliding block is fixed to the outer surface of the battery cover.

[0011] Preferably, a silicone coating layer is provided on the outer sides of the threading tube and the ear-clamping spring sheet.

[0012] Preferably, the rotating bracket includes two hinged blocks, two rotating rods, a threaded rod and a rotating block, the two hinged blocks are respectively fixed on the upper surface of the second shell and are hinged to the two rotating rods, the threaded rod is threadedly connected to the two rotating rods and is inserted into the rotating block, and the protective cover shell is fixed on the rotating block.

[0013] Preferably, a limiting plate is rotatably connected to the upper portion of the second shell, and a heat dissipation hole is opened on the back side.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the portable ear-use pulse oximeter, the ear-clamping spring sheet connected between the first shell and the second shell enables the first shell and the second shell to be conveniently clamped on the patient's ear, and the electronic components installed in the first shell and the second shell can be electrically connected through the threading tube. The rotating bracket arranged on the outside of the second shell can adjust the use angle of the display screen to avoid it being covered by hair, which is convenient for observing the detection data of the ear-use pulse oximeter. The dustproof, waterproof and drop-proof performance of the display screen can be improved by the protective cover shell, and the service life of the display screen can be extended. The display screen can be conveniently snapped into the protective cover shell by the limit frame, which is convenient for disassembly and maintenance of the display screen. The temperature detection module, blood oxygen detection module and arterial pulsation detection module installed in the first shell facilitate the detection of the temperature, blood oxygen saturation and arterial pulsation frequency on the patient's ear, and can measure the oxygen content and heart rate in the patient's arterial blood, which is convenient for use on the patient's ear, has a small size, is convenient for medical staff to carry, and has high detection accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is one of the structural diagrams of the utility model;

[0017] Figure 2 This is the second structural diagram of the utility model;

[0018] Figure 3 This is the third structural diagram of the utility model;

[0019] Figure 4 It is a partial structural sectional view of the utility model.

[0020] In the figure: 1. first shell; 2. second shell; 3. ear-clamping spring sheet; 4. threading tube; 5. rotating bracket; 51. hinge block; 52. rotating rod; 53. threaded rod; 54. rotating block; 6. protective cover shell; 7. display screen; 8. limit frame; 9. battery compartment; 10. button battery; 11. battery cover; 12. anti-sliding block; 13. silicone coating layer; 14. limit plate; 15. heat dissipation hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 The utility model provides a portable ear-use pulse oximeter, wherein the technical scheme is as follows:

[0023] The invention comprises a first shell 1 and a second shell 2, wherein an ear-clamping spring sheet 3 is fixed between the second shell 2 and the first shell 1, a threading tube 4 is fixed to one side of the ear-clamping spring sheet 3, and the two ends of the threading tube 4 are respectively connected to the second shell 2 and the first shell 1, and a rotating bracket 5 is arranged on the outer side of the second shell 2, a protective cover shell 6 is fixed on the rotating bracket 5, a display screen 7 is engaged in the protective cover shell 6, and a limiting frame 8 is inserted on the protective cover shell 6, and one side of the limiting frame 8 is stopped on the surface of the display screen 7, and the ear-clamping spring sheet 3 connected between the first shell 1 and the second shell 2 makes the first shell 2 The shell 1 and the second shell 2 can be conveniently clamped on the patient's ear, and the electronic components installed in the first shell 1 and the second shell 2 can be electrically connected through the threading tube 4. The rotating bracket 5 arranged on the outside of the second shell 2 can adjust the use angle of the display screen 7 to prevent it from being covered by hair, making it convenient to observe the detection data of the ear oximeter. The protective cover shell 6 can improve the dustproof, waterproof and drop-proof performance of the display screen 7 and extend its service life. The limit frame 8 makes the display screen 7 convenient to be snapped into the protective cover shell 6, which is convenient for the disassembly and maintenance of the display screen 7.

[0024] A temperature detection module, a blood oxygen detection module and an arterial pulsation detection module are respectively arranged in the first shell 1, and a main control module is arranged in the second shell 2. The main control module is connected with the temperature detection module, the blood oxygen detection module and the arterial pulsation detection module in sequence through wires. The temperature detection module, the blood oxygen detection module and the arterial pulsation detection module installed in the first shell 1 can conveniently detect the temperature, blood oxygen saturation and arterial pulsation frequency on the patient's ear, and can measure the oxygen content in the patient's arterial blood and the heart rate. It is convenient to use on the patient's ear, has a small size, is convenient for medical staff to carry, and has high detection accuracy.

[0025] A battery compartment 9 is provided on the side surface of the second shell 2, and a button battery 10 is engaged in the battery compartment 9. The battery compartment 9 facilitates the installation of the button battery 10. The button battery 10 can provide power for the ear oximeter, ensure the normal use of the ear oximeter, and reduce the size of the ear oximeter.

[0026] The battery compartment 9 is threadedly connected with a battery cover 11, and an anti-sliding block 12 is fixed on the outer surface of the battery cover 11. The anti-sliding block 12 can be used to conveniently drive the battery cover 11 to rotate and can be threadedly connected to the battery compartment 9, so as to facilitate the replacement of the button battery 10.

[0027] A silicone coating layer 13 is provided on the outer sides of the threading tube 4 and the ear-clamping spring sheet 3. The silicone coating layer 13 can improve the protection of the threading tube 4 and the ear-clamping spring sheet 3, reduce the friction on the ear, and improve the wearing comfort.

[0028] The above-mentioned temperature detection module is used to detect and monitor the patient's ear temperature in real time, and is provided with a temperature sensor detection unit and a temperature real-time monitoring unit. The temperature sensor detection unit uses a thermistor temperature sensor to detect the ear temperature. The temperature real-time monitoring unit is used to record the detection data of the temperature sensor detection unit in real time and upload the data to the main control module in real time.

[0029] The blood oxygen detection module is based on the change in light absorption during arterial pulsation. Two light sources located in the visible red light spectrum and the infrared spectrum alternately illuminate the tested area. The amount of light absorbed during pulsation is related to the oxygen content in the blood. The blood oxygen saturation is calculated by measuring the two wavelengths of light with different absorption rates passing through the body.

[0030] The calculation formula for the above blood oxygen saturation and two wavelengths of light is as follows:

[0031] There is the following relationship between the transmitted light intensity I and the emitted light intensity I0:

[0032] D=In(I / I0)=kCd,

[0033] Among them, C is the concentration of blood, d is the path of light passing through blood, and k is the light absorption coefficient of blood. If the path d remains unchanged, the concentration of blood is proportional to the optical density D.

[0034] The arterial pulsation detection module is used to detect the arterial pulsation of the patient's ear and obtain the patient's heart rate through calculation. The main control module is used to control the operation of the temperature detection module, blood oxygen detection module, arterial pulsation detection module and display screen 7, data calculation and data uploading.

[0035] The rotating bracket 5 comprises two hinge blocks 51, two rotating rods 52, a threaded rod 53 and a rotating block 54. The two hinge blocks 51 are respectively fixed on the upper surface of the second shell 2 and are hinged with the two rotating rods 52. The threaded rod 53 is threadedly connected to the two rotating rods 52 and inserted with the rotating block 54. The protective cover shell 6 is fixed on the rotating block 54. The two rotating rods 52 rotate on the two hinge blocks 51, which is convenient for adjusting the vertical rotation angle of the two rotating rods 52. The threaded rod 53 is inserted into the rotating block 54 and is threadedly connected with the two rotating rods 52, which is convenient for secondary angle adjustment of the display screen 7 in the protective cover shell 6, and convenient for adjusting the display angle of the display screen 7 and convenient for observing data.

[0036] Preferably, a limiting plate 14 is rotatably connected to the top of the second shell 2, and a heat dissipation hole 15 is opened on the back. The limiting frame 8 can be pressed tightly against the protective cover shell 6 through the limiting plate 14, thereby improving the firmness of the installation of the display screen 7. The heat of the protective cover shell 6 can be dissipated through the heat dissipation hole 15, thereby ensuring the normal operation of the display screen 7.

[0037] The working principle and use process of this utility model:

[0038] When the portable ear-use pulse oximeter is in use, the ear-clamping spring sheet 3 connected between the first shell 1 and the second shell 2 enables the first shell 1 and the second shell 2 to be conveniently clamped on the patient's ear. The temperature detection module, blood oxygen detection module and arterial pulsation detection module installed in the first shell 1 facilitate detection of the temperature, blood oxygen saturation and arterial pulsation frequency on the patient's ear, and can measure the oxygen content and heart rate in the patient's arterial blood, which is convenient for use on the patient's ear. The device is small in size and convenient for medical staff to carry. The detection accuracy is high. The electronic components installed in the first shell 1 and the second shell 2 can be electrically connected through the threading tube 4. The rotating bracket 5 arranged on the outside of the second shell 2 can adjust the use angle of the display screen 7 to prevent it from being covered by hair, and observe the detection data of the ear-use pulse oximeter. The protective cover shell 6 can improve the dustproof, waterproof and drop-proof performance of the display screen 7 and extend its service life. The limit frame 8 allows the display screen 7 to be conveniently engaged in the protective cover shell 6, which is convenient for disassembly, assembly and maintenance of the display screen 7.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A portable ear-use pulse oximeter, comprising a first housing (1) and a second housing (2), characterized in that: An ear-clamping spring sheet (3) is fixed between the second shell (2) and the first shell (1); a threading tube (4) is fixed to one side of the ear-clamping spring sheet (3); two ends of the threading tube (4) are respectively connected to the second shell (2) and the first shell (1); a rotating bracket (5) is arranged on the outer side of the second shell (2); a protective cover shell (6) is fixed to the rotating bracket (5); a display screen (7) is engaged in the protective cover shell (6); a limiting frame (8) is inserted into the protective cover shell (6); one side of the limiting frame (8) is abutted against the surface of the display screen (7); A temperature detection module, a blood oxygen detection module and an arterial pulsation detection module are respectively arranged in the first shell (1), and a main control module is arranged in the second shell (2), and the main control module is connected to the temperature detection module, the blood oxygen detection module and the arterial pulsation detection module in sequence through wires; a battery compartment (9) is arranged on the side surface of the second shell (2), and a button battery (10) is clamped in the battery compartment (9); a battery cover (11) is threadedly connected to the battery compartment (9), and an anti-sliding block (12) is fixed to the outer surface of the battery cover (11).

2. The portable ear-use pulse oximeter according to claim 1, characterized in that: A silica gel coating layer (13) is provided on the outer sides of the threading tube (4) and the ear-clamping spring sheet (3).

3. The portable ear-use pulse oximeter according to claim 1, characterized in that: The upper part of the second shell (2) is rotatably connected to a limiting plate (14), and a heat dissipation hole (15) is provided on the back side.

Images