KR100978907B1 - Oxygen Saturation Meter - Google Patents

Abstract

The present invention discloses an oxygen saturation measuring device having a simple finger holding structure, easy to use, easy to check the oxygen saturation level, and portable. The present invention is a portable oxygen saturation meter comprising a sensor body and a display body, the sensor body; An insertion hole formed on one side, a hollow portion for receiving a finger of a subject to be inserted through the insertion hole, and a sensor for measuring oxygen saturation, wherein the display body comprises: And a case detachably coupled to the sensor body, a display unit provided in the case to display an oxygen saturation level of the subject, and a circuit board electrically connected to the display unit.

Sensor body, display body, thimble type, oxygen saturation, insertion hole

Description

Oxygen Saturation Meter {Oximeter}

The present invention relates to an oxygen saturation measuring device for measuring oxygen saturation in human body information, and more particularly, to an oxygen saturation measuring device for measuring oxygen saturation of a human body in a non-invasive manner and displaying an oxygen saturation level to the outside.

In general, the oxygen saturation measuring device is a device for measuring the oxygen saturation of the human body using a sensor.

More specifically, a typical oxygen saturation meter is a device that checks the blood flow state of the finger, toe or ear of the patient using the sensor and displays the oxygen saturation measured through this. In other words, the oxygen saturation measuring device is a device for measuring the oxygen saturation of arterial blood by a non-invasive method.

The conventional oxygen saturation meter is a pulse oximeter, the amount of light detected by the optical sensor is a property that depends on the sensitive fraction between the unsaturated hemoglobin and saturated hemoglobin due to the expansion and contraction of the pulsatile arterial vessels The oxygen saturation of arterial blood is measured.

The above-described pulse oxygen saturation measuring device has been developed and used in various forms, for example, a compact sized pulse oxygen saturation measuring device in which the sensor and the display unit are integrally used.

However, the above-described conventional small pulse saturation oxygen oximeter has a display unit for displaying the oxygen saturation level fixed integrally to the main body provided with the sensor, so that the operator or the subject can read the oxygen saturation level at various angles or convenient postures. There is a problem that can not operate the small pulse saturation meter.

In addition, in order to read the oxygen saturation level by the subject, while the small pulse saturation meter is fixed to the finger of the subject, the arm needs to be moved. In this case, the accuracy of the oxygen saturation is reduced by the movement of the arm.

In addition, in the case where the conventional small pulse saturation oxygen measuring device is configured with a forceps type, a plurality of parts such as a pair of upper and lower forceps and a spring must be assembled and a hinge structure is applied, so that the number of components for constructing the forceps is complicated and the structure is complicated. And there is a complicated and complicated problem of fixing the oxygen saturation meter to the finger.

The present invention has been made to solve the above-described problems, an object of the present invention is to provide an oxygen saturation measuring device of the structure of the finger holding structure is simple and easy to use and easy to check the oxygen saturation level and portable.

In order to achieve the above object, the present invention comprises a sensor body and a display body detachably coupled to the sensor body and provides a portable oxygen saturation meter. Here, the sensor body; An insertion hole formed on one side, a hollow portion for receiving a finger of a subject to be inserted through the insertion hole, and a sensor for measuring oxygen saturation, wherein the display body comprises: And a case detachably coupled to the sensor body, a display unit provided on the case to display an oxygen saturation level of the subject, and a circuit board electrically connected to the display unit. It is possible to display the oxygen saturation degree measured by the sensor body in a state of being separated from the sensor body.

The sensor body; It is preferable to have an elastic material so that the finger of the subject is elastically deformed as it is accommodated in the hollow portion through the insertion hole, thereby being tightened by an elastic force and fixed to the finger of the subject.

Here, the vertical gap of the insertion hole is smaller than the thickness of the finger of the subject, and the width of the left and right of the insertion hole is configured to be wider than the width of the finger of the subject.

The sensor body and the display body are interconnected by a connecting line, the connecting line is selectively wound on the display body.

A circumferential surface of the display body is formed with a winding groove for winding the connection line.

And the case is provided with a battery mounting portion is mounted a battery for power supply.

On the other hand, it is preferable that the finger of the subject is accommodated in the hollow portion in a state in which it is fitted in a bone-integrity preventing coating so that the inner circumferential surface of the hollow portion does not come into contact with the finger and is contaminated.

According to the oxygen saturation measuring device according to the present invention described above, the display body is detachably coupled to the sensor body, the user separates the display body from the sensor body and then the display body in a comfortable posture or various angles to the user Oxygen saturation can be checked at the same time, the structure of the sensor body is simplified, finger fixing is easy and portable.

And the sensor body can be mounted on the finger by a simple operation, it is configured to have an elastic material so that the sensor body can be fixed to the finger by tightening the finger by the elastic force, there is no need for a separate fixing device, Simple structure reduces material cost and facilitates manufacturing.

In addition, since the battery is mounted on the display body, the weight of the sensor body is minimized and the weight applied to the finger of the subject is reduced.

In addition, the connection line connecting the display body and the sensor body is wound around the display body to pre-treat the structure, which makes it easy to carry or store the oxygen saturation meter.

In addition, since the finger of the subject is accommodated in the hollow of the sensor body in a state of being fitted in the antifouling coating, transmission or contamination through the sensor body can be prevented.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention that can specifically realize the above object will be described. In the description of the present embodiment, the same names and symbols are used for the same components, and additional descriptions and redundant descriptions thereof will be omitted below.

1 to 4, an embodiment of an X-ray imaging apparatus according to the present invention will be described.

1 is a perspective view showing an embodiment of a portable oxygen saturation meter according to the present invention, Figures 2a and 2b are a perspective view and a cross-sectional view showing a sensor body of the oxygen saturation meter according to the invention, respectively, Figure 3 Side view showing a state in which a finger is inserted into the sensor body of the oxygen saturation measuring device according to. 4 is an exploded perspective view illustrating a display body of an oxygen saturation measuring device according to the present invention.

First, referring to FIG. 1, one embodiment of an oxygen saturation measuring device according to the present invention includes a sensor body 100 and a display body 200.

Here, the sensor body 100 is configured to measure the oxygen saturation degree of the human body, and the display body 200 displays human body information such as the oxygen saturation level. The human body information may also include other human body information such as pulses.

Of course, the display body 200 may be used for other purposes than the display of the human body information, for example, an operation such as ON / OFF of a pulse saturation meter. That is, the display body 200 may be provided with a power switch for the operation of the oxygen saturation measuring device according to the present invention.

And the display body 200 is detachably coupled to the sensor body 100, the user or the subject to separate the display body 200 from the sensor body 100 in a variety of angles or convenient posture In addition, the present invention may be used for such purposes as checking human body information such as oxygen saturation and / or manipulating a pulse saturation meter.

The display body 200 and the sensor body 100 are connected to each other by a connecting line 300, and a signal for calculating the coral saturation degree detected by the sensor body 100 is connected to the display body through the connecting line 300. Is passed to 200.

Here, it is preferable that the connection line 300 can be selectively wound on the display body 200. In other words, the connection line 300 may be wound around the display body 200 according to a user's selection so as to conveniently store or carry it without using an oxygen saturation meter according to the present invention. do.

2A and 2B, the sensor body 100 includes an insertion hole 110, a hollow portion 120, and sensors 131 and 132. The insertion hole 110 is formed on one side of the sensor body 100, the hollow portion 120 receives the finger of the subject to be inserted through the insertion hole 110, the sensor (131, 132) The oxygen saturation is detected based on the signal detected by the.

In more detail, the insertion hole 110 is formed on one side of the body portion 140 of the sensor body and the hollow portion 120 is formed inside the body portion 140. Therefore, the insertion hole 110 forms an inlet of the hollow part 120, and the oxygen saturation detection by the sensors 131 and 132 is performed by inserting the finger of the subject through the insertion hole 110.

As described above, the sensor body 100 is formed on one side of the sensor body 100, such as an open hole formed on one side and an open thimble shape in which both ends are open, or both ends of an open thimble in which both sides are open. The sensor body 100 can be easily mounted to the finger by being formed in a shape in which an insertion hole for inserting a finger is formed.

The sensor includes a light emitter 131 and a light receiver 132. In more detail, the sensors 131 and 132 may include a light source constituting the light emitting unit 131 and a light sensor or light detector constituting the light receiving unit 132. It may be configured to include. An example of the light source may be an infrared light generator.

Here, the light emitting unit 131 and the light receiving unit 132 is provided on the body 140 of the sensor body, in particular the wall of the hollow portion 120, the light emitting unit 131 and the light receiving unit 132 is an image. They are installed opposite each other.

Accordingly, the amount of light emitted by the light emitting part, that is, the light source and sensed by the optical sensor after being transmitted through a part of the human body, especially a finger, sense ratio between unsaturated hemoglobin and saturated hemoglobin due to the expansion and contraction of the pulsatile arterial vessel The oxygen saturation level of the arterial blood is measured using a property that depends on the sensitive fraction, and the oxygen saturation value thus measured is displayed on the display body 200.

Although not shown, the body 140 is provided with an installation groove for installing the light source and the light sensor, respectively, and after positioning the light source and the light sensor in each of the installation grooves by means of fixing means such as adhesive. A light source and an optical sensor may be fixed to the body part 140.

And the sensor body 100 preferably has an elastic material, the sensor body 100 is elastically deformed as the finger of the subject is received in the hollow portion 120 through the insertion hole 110, The sensor body 100 is tightened by the elastic force is fixed to the finger of the subject.

Accordingly, since the sensor body 100 can be elastically stretched, the sensor body 100 is deformed according to the size of the finger even if the physical condition of each subject, ie, the size / thickness of the finger, is different. It can be used universally.

To this end, the sensor body 100, in particular the body portion 140 may be formed of an elastic material such as a rubber material, wherein the vertical gap of the insertion hole 110 is smaller than the finger thickness, the insertion hole 110 of the Left and right gap width may be formed in a flat shape than the width of the finger, but is not limited thereto.

According to the insertion hole formed in the shape as described above, since there is an extra space in the width of the insertion hole 110, when inserting the finger through the insertion hole 110, the body portion 140 is easily elastic with a small force It can be modified.

Of course, the vertical gap of the insertion hole 110 is greater than the finger thickness, the width of the left and right gaps of the insertion hole 110 may be formed to be narrower than the width of the finger.

Meanwhile, the sensor body 100 and the display body 200 are detachably connected to each other. In this embodiment, the sensor body 100 and the display body 200 are connected to each other by a magnetic force. Although the configuration is attached to each other, the mounting method of the display body 200 is not limited thereto.

At least one of the sensor body 100 and the display body 200 so that the sensor body 100 and the display body 200 can be attached to each other by a magnetic force and selectively separated. The magnet is provided and the other side is provided with a separate magnet or metal member corresponding to the at least one magnet.

In this embodiment, one sensor 150 is provided in the sensor body 100, but a plurality of magnets may be provided. A magnet is also provided in the display body 200 as described below. The magnet 150 provided in the sensor body 100 is referred to as a first magnet and is provided in the display body 200 for convenience of description. The magnet is called a second magnet.

The first magnet 150 may be fixed to the upper surface of the sensor body, in particular the body portion 140 by using silicon or epoxy (epoxy). At this time, a magnet mounting groove (not shown) for mounting the first magnet 150 may be formed on the upper side of the sensor body 100.

In the present embodiment, the first magnet 150 is formed in a circular shape and is fixed to protrude upward on the upper side of the sensor body 100, which is why the display body 200 and the sensor body will be described later. In order to allow the connection line 300 to be wound around the display body 200 by rotating the display body 200 about the first magnet 150 in a state in which the 100 is coupled to each other.

The connection line 300 is electrically connected to the sensors 131 and 132, that is, the light emitting unit 131 and the light receiving unit 132 to transmit a signal detected by the sensors 131 and 132 to the display body 200. To pass.

3 shows a state in which the subject's finger is inserted into the sensor body 100 of the oxygen saturation measuring device according to the present invention configured as described above.

4 and 5, the display body 200 of the oxygen saturation measuring instrument according to the present invention will be described in more detail.

4 is an exploded perspective view illustrating a display body of an oxygen saturation measuring device according to the present invention, and FIG. 5 is a side view illustrating a state in which a connection line is wound around the display body of the oxygen saturation measuring device according to the present invention.

4 and 5, the display body 200 includes a case 210, a display unit 220, and a circuit board 230.

The case 210 includes the display unit 220 and the circuit board 230, and the case 210 is detachably coupled to the sensor body 100 and forms an appearance of the display body 200. do. The display unit 220 is electrically connected to the circuit board 230 to display human body information such as oxygen saturation level of the subject.

The display unit 220 may include any one of a segment, an LED, and an LCD so as to display an oxygen saturation level.

The display body 200 is connected to the sensor body 100 by the connecting line 300 as described above, the connecting line electrically connects the display body 200 and the sensor body 100 to the The signals of the sensors 131 and 132 are transmitted to the circuit board 230.

Accordingly, in the state in which the display body 200 is separated from the sensor body 100, the connection line 300 transmits the signals of the sensors 131 and 132 to the display body 200 in a wired manner. B, the subject may check the oxygen saturation level through the display unit 220.

Of course, the display body 200 may display a human body information such as oxygen saturation by receiving a signal of the sensor in a wireless communication method. In other words, a communication module (not shown) is provided in the sensor body 100 and the display body 200 to transmit the signals of the sensors 131 and 132 to the display body 200 in a wireless communication manner. May be

There are a variety of wireless communication methods. Examples of the wireless communication scheme include short-range wireless communication, more specifically ZigBee and Bluetooth. According to this, it is possible to overcome the spatial constraints (such as constraints of the behavior radius) or interference caused by the connection line that occurs when the display body 200 is connected to the sensor body 100 by wire.

Meanwhile, the case 210 of the display body includes an upper case 211 and a lower case 212 coupled to the lower side of the upper case 211. Here, the upper case 211 has a lower shape, that is, the bottom is open, the lower case 212 is coupled to the upper case 211 to form the bottom of the case 210.

The circuit board 230 is accommodated in the case 210 and positioned above the lower case 212. The circuit board 230 includes a processor.

Here, the circuit board 230 is electrically connected to the sensors 131 and 132 of the sensor body by the connecting line 300, and the display unit 220 is provided above the circuit board 230. Accordingly, the circuit board 230 receives a signal from the sensors 131 and 132, and the display unit 220 displays human body information such as the oxygen saturation level by the processor.

A switch 231 is provided at one side of the circuit board 230 to open and close the power supply. The upper case 211 is provided with a switch button 232 for the operation of the switch 231, the switch button 232 is located above the switch 231.

In addition, the upper case 211 includes a transparent display window 213, and the display window 213 is provided directly above the display unit 220 to cover the display unit 220.

In addition, the circuit board 230 may include a board connector 233 for electrical connection with the connection line 300, and the board connector 233 may include a first terminal part forming one end of the connection line 300. ) Is connected.

The case 210 is provided with the second magnet 240 described above, wherein the fixed first magnet 150 and the second magnet 240 of the sensor body are paired to face each other to form the display body by magnetic force. The sensor body 100 and the sensor body 100 are detachably fixed to each other, and the display body 200 can be easily separated from the sensor body 100 as necessary.

In the present embodiment, the display body 200 is coupled to the upper side of the sensor body 100, but is not limited thereto and may be coupled to the lower side of the sensor body 100. In order to protect the display window 213, the display body 200 and the sensor body 100 may be coupled so that the display window 213 faces one side of the sensor body 100.

4 and 5, the bottom of the display body 200, that is, the lower case 212 is preferably formed with a coupling recess 212a recessed upwardly, the interior of the coupling groove 212a The first magnet 150 is provided to protrude to the sensor body when the second magnet 240 is fixed and the display body 200 and the sensor body 100 are coupled by a magnetic force. The inside of the groove 212a is rotatably fitted with a sliding material.

According to the above configuration, when the display body 200 and the display body 200 is rotated around the first magnet 150 in a state where the sensor body 100 is coupled to each other, the connection line 300 It may be wound around the display body 200.

Therefore, when the oxygen saturation measuring instrument according to the present invention is not used, the oxygen saturation degree is convenient to store or carry, and the line can be pretreated so that the connecting line does not get caught in an external structure or a hand / arm. The connection line 300 may be selectively wound on the display body 200.

More preferably, a winding groove 211a for winding the connection line is formed on a circumferential surface of the display body 200, and the winding groove 211a has the connection line 300 in the display body 200. ) To prevent them from escaping.

The pulse oximeter according to the present invention includes a power supply unit for power supply, and the power supply unit may be provided on at least one of the display body 200 and the sensor body 100. The power supply unit is provided to the display body 200 to minimize the load applied to the finger by reducing the weight of the sensor body 100, but wired supply of external power by an electric cable is also possible.

More specifically, the case 210 is provided with a battery mounting unit 261, the battery mounting unit 261 is equipped with a battery 260 for supplying power, to supply power to each component of the oxygen saturation meter Supply.

Oxygen saturation measuring device according to the present invention configured as described above is manufactured in a compact and portable, the use state of one embodiment is shown in FIG. Since the manufacture of the compact and compact type can be easily configured by those skilled in the art based on the above-described configuration, an additional description thereof will be omitted.

According to the present invention, the operator or the subject can check the oxygen saturation level displayed on the display body 200 using another hand after inserting a finger by applying a simple motion and a weak force through the insertion hole of the sensor body 100. Therefore, the oxygen saturation measuring instrument can be conveniently used in a stable posture.

Next, another embodiment of the oxygen saturation meter according to the present invention will be described with reference to FIG. 7.

Referring to FIG. 7, the oxygen saturation measuring device in the present embodiment includes a display body 200 and a sensor body 100, and the configuration of the display body 200 and the sensor body 100 is described above. Since the embodiments may be applied in the same manner, the same reference numerals are used for the same components, and repeated description thereof will be omitted.

In this embodiment, the anti-fouling coating 160 is disclosed so that the inner circumferential surface of the hollow portion 120 formed on the sensor body is not contaminated. The antifouling coating 160 is primarily coated on the finger of the subject to prevent the finger from contacting the wall surface of the hollow part 120, in particular the above-described sensor, and is detachably attached to the hollow part 120. Is inserted.

Accordingly, since the subject's finger is accommodated in the hollow part 120 in a state of being fitted in the antifouling coating 160, when the oxygen saturation measurement subject is changed, a new antifouling coating is inserted into the finger of the new subject. It can prevent transmission.

The antifouling coating 160 may be configured in the shape of a thin finger thimble, and the antifouling coating 160 may be made of a light transmissive material so as to transmit light emitted from the light emitting unit 131. Portions corresponding to the portions 131 and 132 may be partially cut out.

The anti-fouling coating 160 may be first attached to the finger and then inserted into the hollow part 120 through the insertion hole 110 or may be coated on the finger of the subject in the state accommodated in the hollow part 120. It may be.

As described above, the preferred embodiments of the present invention have been described, and the fact that the present invention can be embodied in other specific forms in addition to the above-described embodiments without departing from the spirit or scope thereof has ordinary skill in the art. It is obvious to them.

Therefore, the above-described embodiments should be regarded as illustrative rather than restrictive, and thus, the present invention is not limited to the above description and may be modified within the scope of the appended claims and their equivalents.

1 is a perspective view showing an embodiment of a portable oxygen saturation meter according to the present invention.

2A and 2B are respectively a perspective view and a cross-sectional view of the sensor body of the oxygen saturation measuring device according to the present invention.

Figure 3 is a side view showing a state in which a finger is inserted into the sensor body of the oxygen saturation measuring device according to the present invention.

Figure 4 is an exploded perspective view showing a display body of the oxygen saturation measuring device according to the present invention.

5 is a side view showing a state in which a connection line is wound around the display body of the oxygen saturation measuring instrument according to the present invention.

6 is a perspective view showing a state of use of the oxygen saturation measuring device according to the present invention.

7 is a perspective view showing another embodiment of the oxygen saturation meter according to the present invention.

 Explanation of symbols on the main parts of the drawings

100: sensor body 110: insertion hole

120: hollow part 131: light emitting part

132: light receiver 200: display body

210: case 220: display unit

230: circuit board

Claims (6)

A portable oxygen saturation meter comprising a sensor body and a display body detachably coupled to the sensor body, The sensor body; An insertion hole formed on one side, a hollow portion for receiving a finger of a subject to be inserted through the insertion hole, and a sensor for measuring oxygen saturation, The display body is; And a display unit detachably coupled to the sensor body, a display unit provided in the case to display an oxygen saturation level of the subject, and a circuit board electrically connected to the display unit. The display body, the oxygen saturation measuring device capable of displaying the oxygen saturation degree measured by the sensor body in a state separated from the sensor body. The method of claim 1, The sensor body; And an elastic material so as to be elastically deformed as the finger of the subject is accommodated in the hollow portion through the insertion hole, so as to be tightened by an elastic force and fixed to the finger of the subject. The method of claim 1, The sensor body and the display body are interconnected by a connection line, the connection line is an oxygen saturation measuring device, characterized in that wound selectively on the display body. The method of claim 3, Oxygen saturation measuring device, characterized in that the winding groove for the winding of the connecting line is formed on the peripheral surface of the display body. The method according to any one of claims 1 to 4, The case has an oxygen saturation meter, characterized in that the battery mounting portion is formed is mounted to the battery for power supply. The method according to any one of claims 1 to 4, And the finger of the subject is accommodated in the hollow part in a state of being fitted in an antifouling coating so that the inner circumferential surface of the hollow part is in contact with the finger and is not contaminated.

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