KR20200068923A - Endotracheal temperature probe - Google Patents

Abstract

The present invention relates to an endotracheal temperature probe applied to a respiratory tract of a patient, which comprises: an endotracheal tube composed of an endotracheal intubation tube with a predetermined length, of which both ends are open, and a balloon member coupled to one side of the endotracheal intubation tube to support the inner wall of the respiratory tract of the patient; and a body temperature detector coupled to the endotracheal intubation tube to measure the temperature in the respiratory tract of the patient. The body temperature detector comprises: a protection tube with a predetermined length, having a closed front end and coupled to the endotracheal intubation tube to be arranged in parallel in the longitudinal direction of the endotracheal intubation tube; and a heat detection body with a predetermined length, inserting one end into the protection tube to detect the heat in the respiratory tract of the patient and transmitting a detected heat measurement value to the outside. According to the present invention, the endotracheal temperature probe is integrally installed in the endotracheal intubation tube inserted into the respiratory tract of the patient, thereby securing the respiratory tract of the patient and at the same time, measuring the patient′s body temperature.

Description

Intratracheal body temperature measuring instrument {ENDOTRACHEAL TEMPERATURE PROBE}

The present invention relates to an in-tracheal body temperature measuring device capable of measuring the temperature inside the airway of a patient, and more specifically, an organ that is operated on a patient in order to secure the airway due to general anesthesia of the patient, airway obstruction, or decreased respiratory function. It is related to an internal body temperature measuring device capable of simultaneously measuring a patient's airway and measuring body temperature by integrally installing a body temperature measuring instrument in my tube.

In general, an endotracheal tube is used when general anesthesia is performed for a patient's surgery or when artificial respiration is necessary due to airway obstruction or respiratory function deterioration due to trauma or central nervous system disease. As used, it is one of the medical devices that facilitates the removal of secretions, oxygenation, and ventilation, while maintaining the openness of the airway by intubating a device of the tube type into the airway of the patient.

Such an endotracheal tube is usually intubated through the patient's mouth into the airway, and it is possible to rapidly implement it, and because a large-diameter tube can be used, the flow of gas or air is smooth, and injection of drugs, etc. is also possible. Not only is it easy, it also has the advantage of being able to easily remove secretions and the like.

The endotracheal tube is configured to have a variety of apertures and lengths depending on the patient's condition, symptoms, or age, and can be expanded by air to support the inner wall of the airway to secure the airway of the patient on the outside of the tube. A balloon (balloon) type member is provided.

On the other hand, in the surgery for the treatment of a patient, in addition to using the above endotracheal tube in order to block the patient's general anesthesia, respiratory obstruction or airway obstruction due to decreased respiratory function, the patient's condition is monitored in real time. For monitoring, various types of medical devices capable of checking blood pressure, heart rate, body temperature, etc. are essentially used together.

Among these medical devices, an internal probe that measures a patient's body temperature is one of important medical devices capable of monitoring a patient's body temperature change in real time, and is prepared separately from an endotracheal tube, and is typically a patient The patient's body temperature is measured by injecting it into the esophagus or the nasal cavity.

However, the conventional tracheal tube and the body type probe have the following problems.

First, since the endotracheal tube for securing the airway of the patient and the body type probe for measuring body temperature are used separately, the cost of manufacturing the device separately is increased, and the storage or management of the device is not easy and the loss of There was a problem of increasing concern.

Second, when the body type probe is inserted into the esophagus or the nasal cavity of the patient to measure the patient's body temperature, an additional insertion procedure is performed separately from the endotracheal tube, thereby increasing the patient's discomfort or discomfort. .

Third, in the course of performing an intra-body probe on the patient, the esophagus or the nasal cavity of the patient is stimulated, and as a result, complications or organ damage or bleeding due to additional insertion may occur.

Fourth, since the intratracheal tube and the body-type probe are each treated separately, oral nursing is not easy, and there is a problem in that vomiting or secretion increases.

The present invention has been devised to solve the above problems, and an object of the present invention is to integrate and integrate an endotracheal tube used to secure the airway of a patient and a body temperature measuring device capable of measuring the patient's body temperature. Is to enable medical devices to perform complex functions.

In addition, another object of the present invention is to not only facilitate the manufacture and management of medical devices, but also to ensure the safety and reliability of devices through a sturdy structure.

Another object of the present invention is to ensure that the patient's airway and body temperature can be measured at the same time with one medical device, thereby minimizing discomfort or discomfort of the patient, and complications or organ damage or bleeding due to additional insertion procedures. To prevent it.

In order to achieve the above object, the present invention is an endotracheal tube made of a balloon member having an airway intubation tube of a predetermined length with both ends open and a cuff provided on one side of the airway intubation tube to support an inner wall of a patient's airway. , And an in-trache body temperature measuring instrument coupled to the airway intubation tube and configured to measure a temperature in the airway of the patient, wherein the body temperature sensor is coupled to the airway intubation tube to be disposed in parallel along the longitudinal direction of the airway intubation tube. It is composed of a protective tube of a predetermined length with a sealed end, and a heat sensing member of a predetermined length that detects heat in a patient's airway by inserting one end into the protective tube and transmits the sensed heat measurement to the outside. It is characterized by.

Here, the thermal sensor, a thermal sensor disposed inside the tip of the protective tube, and one end coupled to the thermal sensor extends to the outside of the protective tube, and at least any one of the airway intubation tube or the protective tube It may be composed of a transmission line to which one point is fixed, and a connector coupled to the other end of the transmission line.

By doing this, it is possible to simultaneously secure the patient's airway and measure body temperature with a single medical device, which enables not only rapid treatment, but also minimizes discomfort or discomfort of the patient, and also prevents side effects caused by additional insertion procedures. It will be.

In addition, it is preferable that the protective tube is installed through the cuff and that the tip of the protective tube is positioned between the tip of the airway intubation tube and the cuff.

By doing so, it is possible to improve the accuracy and reliability of the body temperature measurement value when the body temperature is measured by the heat sensor.

Meanwhile, the airway intubation tube may form a fixing groove along the longitudinal direction of the outer circumferential surface, and the protective tube may be inserted into and attached to the fixing groove.

In addition, the airway intubation tube may form a circular groove having an opening smaller than the outer diameter of the protective tube along the longitudinal direction of the outer peripheral surface, and the protective tube may be inserted into the circular groove.

In addition, the airway intubation tube, after forming a hollow hollow auxiliary tube in parallel along the longitudinal direction of the outer circumferential surface, the protective tube can be inserted into the auxiliary tube.

In addition, the airway intubation tube may form a hollow portion in the flesh-thickness portion along the longitudinal direction, and the protective tube may be inserted into the hollow portion.

Therefore, by applying the above-described integral coupling structure, it is possible to improve the stability and reliability of the device.

As described above, the body temperature measuring device of the present invention has the following effects.

First, the tube and the body temperature measuring device are integrated into the body, so that it is possible to perform a complex function with a single medical device, thereby improving not only usability, but also reducing manufacturing costs, and also making and managing medical devices. Not only is it easy, but it also has the effect of reducing the risk of loss.

Second, it is possible to improve the stability and reliability of the device through a solid coupling structure, as well as improve the accuracy of body temperature measurement.

Third, by ensuring the patient's airway and measuring body temperature simultaneously with a single medical device, rapid treatment is possible, which significantly shortens the treatment time and minimizes the patient's discomfort or discomfort. There is.

There is an effect that can prevent side effects such as complications, organ damage, or bleeding due to the additional insertion of the net-type, body-type probe.

1 is a perspective view of one embodiment of an in-trache body temperature measuring device according to the present invention.
FIG. 2 is a perspective view of a body temperature sensor applied to an in-trache body temperature meter of the present invention shown in FIG. 1.
FIG. 3 is a cross-sectional view of “AA” of the intratracheal body temperature meter illustrated in FIG. 1.
4(a), 4(b), and 4(c) are respective cross-sectional views of another embodiment of an endotracheal body temperature meter according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail the body temperature measuring instrument of the present invention.

First, an embodiment of the present invention will be described with reference to FIGS. 1 to 3.

Here, FIG. 1 shows a perspective view of an embodiment of an intra-tracheal body temperature measuring device according to the present invention, and FIG. 2 shows a perspective view of a body temperature sensor applied to the intra-tracheal body temperature measuring device of the present invention shown in FIG. FIG. 1 shows a cross-sectional view of “AA” of the in-trache body temperature meter shown in FIG. 1.

Intratracheal body temperature measuring device according to the present invention, as shown in Figure 1, is composed of an endotracheal tube 10 and a body temperature sensor 50.

In addition, the endotracheal tube 10 is composed of an airway intubation tube 20 and a balloon member 30.

Here, the airway intubation tube 20 is inserted into the patient's airway (intubation) to open the airway when artificial respiration is required due to general anesthesia of the patient, airway obstruction due to respiratory failure, or decreased respiratory function. In addition to maintaining, it is possible to inject drugs such as anesthetics or to remove breathing or secretions.

The airway intubation tube 20, as shown, has a predetermined length and diameter, and is formed of a hollow tube with some flexibility.

The airway intubation tube 20 is configured such that both ends are open. At this time, the front end is cut open diagonally, and the rear end has a connector 25 that can be connected to other medical devices such as a general anesthesia or a ventilator. It is.

In this case, the airway intubation tube 20 is made of a transparent material of soft polyvinyl chloride (PVC), and a plasticizer (DEHP: Di-EthylHexyl Phthalate), which is recognized as an environmental hormone material, is removed. Is used.

In general, the airway intubation tube 10 may be configured to have various diameters and lengths according to conditions of use or use, or a patient's condition, symptoms, or age, and an inner diameter is usually about 5 to 7.5 mm and an outer diameter. Is formed about 7 ~ 9.5mm.

Therefore, the flesh thickness of the airway intubation tube 20 is maintained at about 1 mm.

On the other hand, an opaque radio-opaque line 22 is planted on one side of the airway intubation tube 20 along its longitudinal direction.

Since the airway intubation tube 20 is made of a transparent material, since radiation such as X-rays and the like is not recognized and transmitted, it is difficult to accurately locate the tube, and thus the radiopaque line 22 is inserted into the airway intubation tube. It is placed in the landfill in the longitudinal direction of (20).

On the other hand, a balloon member 30 is installed on one side of the airway intubation tube 20.

The balloon member 30 serves to secure the airway by supporting the inner wall of the patient's airway, and is composed of a cuff 31, an air injection tube 33, and an air injection unit 35.

Here, the cuff 31 is formed of a thin material that can be expanded by air, such as a balloon (balloon), is installed adjacent to the tip of the airway intubation tube 20, and at this time, the outer peripheral surface of the airway intubation tube 20 It is installed so as to surround the airway intubation tube 20 along the periphery of the ring (ring) is to form a closed space.

Meanwhile, the air injection pipe 33 and the air injection unit 35 serve to inflate the cuff 31 by injecting air into the cuff 31.

Here, the air injection pipe 33 is formed in a tube shape that provides a flow path through which air can move, and is installed along the longitudinal direction of the airway intubation tube 20, as shown in FIG. 1. As shown in FIG. 3, the airway intubation tube 20 is positioned inside the flesh thickness, and its tip portion remains open inside the cuff 31.

The air injection pipe 31 may be embedded in the airway intubation tube 20 in the extrusion molding process of the airway intubation tube 20.

On the other hand, the air injection unit 35 is coupled to the rear end of the air injection tube 33, which flows outward from the airway intubation tube 20, and the flexible container is empty inside that can receive a predetermined amount of air. It is configured in a (pocket) shape, and a valve 36 capable of injecting air into the air inlet 35 using a syringe is installed at a rear end thereof.

At this time, the valve is a one-way valve (one-way valve) is applied so that the air filled in the air injection unit 35 does not leak to the outside.

Therefore, the endotracheal tube 10, first, by placing the airway intubation tube 20 in the airway through the patient's mouth, pressurized the air-filled air injection unit 35, the cuff 31 is appropriately By expanding, the inner wall of the airway is supported to secure the airway of the patient.

At this time, if the air is not sufficiently injected into the cuff 31, air from the lungs or gastric fluid cannot be prevented from being sucked into the lungs. Conversely, when excessive air is injected into the cuff 31, the volume and pressure of the expansion portion Caution is required because it may cause damage to the organs.

Since the endotracheal tube 10 described above is an example and is described, it is not limited to the present invention and may be formed in various diameters and lengths according to use conditions. The cuff 31, the air injection pipe 33, and the air injection unit 35 may also be installed in various forms.

On the other hand, the body temperature sensor 50, which serves to measure the temperature in the airway of the patient, is configured to be integrally installed in the endotracheal tube 10.

The body temperature sensor 50 is coupled to the endotracheal tube 10 and, as shown in FIG. 2, is composed of a protective tube 51 and a heat sensor 55.

As shown in FIG. 1, the protective tube 51 is coupled to an outer portion of the airway intubation tube 20 so as to be disposed in parallel along the longitudinal direction of the airway intubation tube 20, and the inside of the predetermined length is empty. It consists of a tube, wherein the tip is closed and the rear end is formed to be open.

Here, the entire protection tube 51 is fixed along the outer circumferential surface of the airway intubation tube 20 along one side of the outer circumferential surface along the longitudinal direction.

At this time, the protective tube 51 passes through the cuff 31, and the distal end of the protective tube 51 is airtight by arranging it at the front side of the cuff 31 so that its distal end is adjacent to the distal end of the airway intubation tube 20. It is desirable to be positioned between the tip of the intubation tube 20 and the cuff 31.

By doing so, when measuring the body temperature by the thermal sensor 55 described below, the accuracy and reliability of the body temperature measurement value are improved than when the tip of the protective tube 51 is located on the rear side of the cuff 31. Can be.

Here, the cuff 31 is installed to surround the outer peripheral surfaces of the airway intubation tube 20 and the protective tube 51.

The cuff 31, the air injection tube 33, and the protection tube 51 may be made of polyvinyl chloride (PVC) material, which is the same material as the airway intubation tube 20.

On the other hand, the thermal sensor 55 is one end is inserted into the protective tube 51 to sense the heat in the airway of the patient, and also serves to transmit the sensed heat measurement to the outside, the thermal sensor 56 ) And a transmission line 57 and a connector 58.

The heat sensor 56 detects heat in the airway and dataizes the measured value, and is inserted into the protection tube 51 in a state coupled to the front end of the transmission line 57, thereby being located inside the front end of the protection tube 51 It is arranged to.

The thermal sensor 56 may be a variety of conventional sensors used in medical devices.

On the other hand, the transmission line 57 serves to transmit the heat measurement value sensed from the heat sensor 56 to an external monitoring device (not shown), as shown in Figure 2, of the protective tube 51 It is formed in a length that can extend outward from the rear end by a predetermined length, and a connector 58 that can be connected to the monitoring device is installed at the rear end.

At this time, since the heat sensor 56 and the transmission line 57 are simply inserted into the protection tube 51, since they can be easily detached from the protection tube 51, the transmission line 57 is removed from the protection tube 51. In order to prevent it from escaping, the airway intubation tube 20 or the protective tube 51 is provided with a fixing means 59 that can fix any point of the transmission line 57.

The fixing means 59, as shown in Figure 1, is installed on the outer side of the rear end of the airway intubation tube 20, surrounding the airway intubation tube 20 and the protective tube 51 and the transmission line 57 from the outside It is installed so that it can be wrapped and fixed.

At this time, the transmission line 57 can be fixed by bending the part exiting from the protection tube 51 so as to be in close contact with the rear end of the protection tube 51, and then engaging the fixing means 59 to the bent part. have.

Therefore, the fixing means 59 is to securely fix the transmission line 57 to the protective tube 51 together with the airway intubation tube 20, thereby preventing the transmission line 57 from being detached from the protective tube 51.

Here, the fixing means 59 is a silicone material in the form of a band that can compress the transmission line 57 to the protective tube 51, or polychlorination, such as the airway intubation tube 20 and the protective tube 51 Vinyl (PVC) materials can be used.

However, the fixing means 59 is not limited to a band shape, and is not particularly limited in its shape or structure as long as it can prevent the transmission line 57 from being detached. Also, the transmission line 57 is used only for the airway intubation tube 20. You might be able to fix it.

Hereinafter, the coupling structure of the protective tube 51 and the airway intubation tube 20 will be described in detail with reference to FIG. 3.

Airway intubation tube 20, as shown, forms a fixed groove 60 recessed in a certain depth inward along the longitudinal direction of the outer circumferential surface, the protective tube 51 is inserted into and attached to the fixed groove 60 do.

At this time, the fixing groove 60 is formed to correspond to the length of the protective tube 51, but is preferably formed in a semi-circular size that can be in close contact with the outer circumferential surface of the protective tube 51, the airway intubation tube 20 It can be formed during the extrusion molding process.

Here, the protective tube 51 may be attached to the fixing groove 60 using a general medical adhesive.

Hereinafter, another embodiment of the in-trache body temperature measuring device of the present invention will be described with reference to FIG. 4.

4(a), 4(b), and 4(c) are the same as the embodiment of FIG. 1 except for the combined structure of the airway intubation tube 20 and the protection tube 51, and thus only the changed configuration will be described.

Here, FIGS. 4(a), 4(b), and 4(c) show respective cross-sectional views of other embodiments corresponding to the “AA” cross section of the embodiment of FIG. 1 in the in-trache body temperature measuring device according to the present invention. .

In Figure 4 (a), the airway intubation tube 20 forms a circular groove 62 along the longitudinal direction of its outer circumferential surface, so that an opening smaller than the outer diameter of the protective tube 51 is formed outward.

At this time, the circular groove 62 is formed to correspond to the length and the outer diameter of the protective tube 51 along the longitudinal direction of the airway intubation tube 20, the opening along the circular groove 62, of the protective tube 51 It is to be formed to have a relatively small width than the outer diameter.

Therefore, as shown in Figure 4, when the protective tube 51 is inserted into the circular groove 62, the protective tube 51 is not detached from the circular groove 62 even without attaching it with a separate adhesive. It does not.

At this time, the protective tube 51 may be inserted into the circular groove 62 during the extrusion molding process of the airway intubation tube 20, or after manufacturing the airway intubation tube 20 in which the circular groove 62 is formed , It may be possible to install by pressing in the radial direction of the circular groove 62 through a post-operation, or by inserting it in the longitudinal direction along the circular groove 62.

When the protective tube 51 is coupled to the circular groove 62 by post-production, a lubricant or the like may be applied to the outer peripheral surface of the protective tube 51 to work.

On the other hand, in Figure 4 (b), the airway intubation tube 20 is a hollow structure of the auxiliary tube 63 is formed in parallel along the longitudinal direction of the outer peripheral surface.

The auxiliary pipe 63 is configured as an oval sized to accommodate the protective tube 51, as shown, but may also be formed in a circular shape.

At this time, the auxiliary tube 63 may be installed to pass through to the front end of the airway intubation tube 20, or to correspond to the length of the protective tube 51, and the rear end of the airway intubation to fit the protective tube 51 A groove or the like is formed on the outer circumferential surface of the tube 20 to be opened.

On the other hand, in Fig. 4 (c), the airway intubation tube 20 is formed so that the hollow portion 65 is formed in parallel in the flesh thickness along its longitudinal direction.

At this time, the protection tube 51 is inserted into the hollow portion 65 and installed.

Here, the protective tube 51 may be planted in the hollow portion 65 in the extrusion molding process of the airway intubation tube 20.

On the other hand, the airway intubation tube 20, as shown, if necessary, the hollow portion 65 and the protective tube 51, the thickness of the portion where the installation is possible, it is also possible to form a relatively thick compared to other parts.

As described above, the embodiment of the present invention described above is merely described as an example for convenience of description, and is not intended to limit the scope of the claims. Various modifications will be possible within the technical scope that can be easily changed and applied by those skilled in the art.

For example, the protective tube 51 may be installed in the airway intubation tube 20 in the extrusion molding process of the airway intubation tube 20, but is first extruded into the airway intubation tube 20, followed by post-production. It is also possible to combine the airway intubation tube 20 with.

In addition, a semi-circular groove, a circular groove, or an elliptical auxiliary tube 63 is formed in the airway intubation tube 20 for the purpose of coupling the protective tube 51. In addition, a range that does not reduce the inner diameter of the airway intubation tube 20 Various types of groove shapes or hollow tube structures capable of pressing or inserting the protective tube 51 within may be applied.

The above-described body temperature measuring device of the present invention of the present invention secures the airway of the patient at the same time as securing the airway of the patient in the case where artificial respiration is required due to airway obstruction or respiratory function due to general anesthesia of the patient, trauma, and respiratory disorders due to central nervous system diseases. It can be applied in various ways to measure.

* Explanation of reference numerals in drawings *
10: endotracheal tube 20: airway intubation tube
22: non-radiation line 25: connector
30: balloon member 31: cuff (cuff)
33: air injection pipe 35: air injection unit
36: valve 50: body temperature detector
51: protective tube 55: heat sensor
56: thermal sensor 57: transmission line
58: connector 59: fixing means
60: fixing groove 62: circular groove
63: auxiliary tube 65: hollow

Claims (7)

An endotracheal tube made of a balloon member having both ends open, and a balloon member coupled to one side of the airway intubation tube to support a patient's inner wall of the airway; And
Body temperature sensor is composed of, coupled to the airway intubation tube to measure the temperature in the airway of the patient;
The body temperature sensor,
A protective tube having a predetermined length sealed at a tip coupled to the airway intubation tube so as to be disposed in parallel along the longitudinal direction of the airway intubation tube;
The end body is inserted into the protective tube to detect the heat in the patient's airway, and the body temperature measuring device, characterized in that it consists of a thermal sensor of a predetermined length to transmit the detected heat measurement to the outside. According to claim 1,
The heat sensor,
A thermal sensor disposed inside the tip of the protective tube,
A transmission line having one end coupled to the heat sensor and extending to the outside of the protection tube, and at least one point fixed to the airway intubation tube or the protection tube, and
Body temperature measuring device in the trachea, characterized in that it consists of a connector coupled to the other end of the transmission line. According to claim 2,
The protective tube,
It is installed through the cuff, and the end body of the protective tube is located between the tip of the airway intubation tube and the cuff. The method according to claim 1 or 2,
The airway intubation tube forms a fixing groove along the longitudinal direction of the outer circumferential surface, and the protective tube is inserted into and attached to the fixing groove to measure the body temperature in the trachea. The method according to claim 1 or 2,
The airway intubation tube forms a circular groove having an opening smaller than the outer diameter of the protective tube along the longitudinal direction of the outer circumferential surface, and the protective tube is inserted into and installed in the circular groove. The method according to claim 1 or 2,
After the airway intubation tube is formed in parallel along the longitudinal direction of the outer circumferential surface, the hollow tube has an empty hollow structure, and the protective tube is inserted into and installed in the auxiliary tube. The method according to claim 1 or 2,
The airway intubation tube is formed in the hollow portion in the flesh-thickness portion along the longitudinal direction, the protective tube is an endotracheal body temperature measuring device, characterized in that installed in the hollow portion.

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