KR20180032968A - An Automatic Suction Device For Medical - Google Patents

Abstract

The present invention relates to an automatic medical suction device, which automatically sucks foreign substances generated in a respiratory apparatus of a user, intermittently vibrates a cannula inserted in an airway of the human body at intervals of time to prevent skin necrosis, and can wash a catheter inserted into the cannula with the catheter inserted into bronchus. In the automatic medical suction device, a wrapping part for automatically drawing in/out the catheter is provided, wherein the wrapping part comprises a conical rotating body so that the other side of the catheter connected to a pump can be drawn out to the outside and can adjust the length inside the body while preventing the slip of the catheter.

Description

An Automatic Suction Device For Medical < RTI ID = 0.0 >

The present invention relates to an automatic suction device for medical use, and more particularly, to an automatic suction device for medical use, and more particularly, to an automatic suction device for medical use which automatically sucks foreign substances generated in a user's respiratory apparatus, The catheter inserted into the cannula can be cleaned while the catheter is inserted into the cannula, while the wound portion is provided with a conical rotating body so as to prevent the catheter from slipping And the other side of the catheter connected to the pump is capable of pulling out the catheter with the length of the inside of the human body without changing the length.

Generally, a medical suction unit is a medical foreign object suction apparatus for forcibly sucking and removing foreign substances such as blood, saliva, vomit, and secretion generated in a patient's body while performing a procedure in a hospital.

In general, patients with mobility problems in hospitals or homes are usually equipped with a suction unit and guardians or nurses work to remove foreign objects from the airway or surgical site.

A general suction unit is composed of a suction unit for sucking foreign matter and other dirt, a receiving unit for accommodating the foreign matter, a driving unit for applying a suction force to the suction unit, and a suction pipe for moving the dirt.

However, since foreign substances generated in the patient's bronchi can also occur in the sleeping and prevent the patient's airway, the nurse, caregiver and guardian should drive the suction machine from time to time.

However, conventional suction machines have discomfort because they have to remove foreign substances from patients through the reaction coming from patients, and they have to be removed at any time regardless of night or day.

Also, there is a need for a method that can continue to use the catheter, since it is expensive to replace the catheter with a contamination problem every time the foreign object is removed.

In this regard, Korean Patent No. 10-1403658 discloses an invention of a medical suction catheter including an on-off valve used for sucking foreign substances in a patient's body, but the above-described techniques are stable and hygienic in operation , And does not disclose a technique that satisfies the convenience of a patient with an inconvenient behavior.

Therefore, a suction machine is needed to remove foreign matter from the patient and to improve the convenience and work efficiency of the caregiver or nurse, for the patient's uncomfortable patient's health.

Korean Patent No. 1403658

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is a first object of the present invention to provide an apparatus and a method for preventing skin necrosis by intermittently vibrating the cannula inserted into the airway of a human body for a predetermined period of time, And a medical automatic suction device that can be cleaned while the catheter is inserted into the bronchial tree.

A second object of the present invention is to provide a catheter having a wound portion for automatically pulling out a catheter, wherein the wound portion is constituted by a conical rotator to prevent slippage of the catheter while the other side of the catheter, connected to the pump, So that it can be drawn out to the outside along with the adjustment.

According to an aspect of the present invention for achieving the above object, a first aspect of the present invention is directed to a medical automatic suction device, comprising: a measurement unit for measuring a condition of a patient; a measurement unit connected to an external ventilator, A catheter connected to the cannula for sucking foreign substances generated in the bronchus; and a catheter connected to the pump, which is automatically wound from the outside, A cleaning tube inserted into and retracted from the bronchus; a cleaning tube coupled to a distal end of the catheter to clean the inside of the catheter by injecting a cleaning solution; And a control unit for automatically controlling the cuff, the catheter, and the winding unit based on the measurement value and the setting value of the measurement unit, wherein the cleaning tube further includes a check valve, And a catheter is wound around the outer circumferential surface of the rotating body.

A second aspect of the present invention is characterized in that, in the first invention, the measuring unit is constituted by an acoustic sensor attached to the skin of the body, a vibration sensor, an air flow rate sensor provided inside the base of the cannula, and a pressure sensor.

A third aspect of the present invention is the cuff according to the first aspect of the present invention, wherein the cuff is composed of a first cuff and a second cuff which expand by the air to expand the bronchus, wherein the first cuff and the second cuff are connected to an actuator And the air is inflated and contracted alternately by supplying or absorbing air.

A fourth invention is characterized in that, in the third invention, the cannula is further connected to an absorbing tube for sucking the needles between the first cuff and the second cuff.

In a fifth aspect of the present invention according to the first aspect of the present invention, the rotating body is in the form of a cone and has a spiral protruding surface so as to guide the winding of the catheter in a spiral shape.

In a sixth aspect of the present invention, in the first aspect of the present invention, the cannula is configured to prevent skin necrosis by joining an ultrasonic vibration element controlled by a control unit to the airway insertion site.

In a seventh aspect of the invention according to the first aspect of the invention, the cannula further comprises a guide tube for guiding the catheter to be drawn out.

According to an eighth aspect of the invention, in the second aspect, the measuring unit further comprises a vacuum measurement sensor connected to the control unit for measuring the degree of vacuum of the catheter.

According to the medical automatic suction device of the present invention, there is an effect that skin necrosis can be prevented by intermittently vibrating the cannula inserted into the airway and the bronchus of the human body every predetermined time.

In addition, the catheter inserted into the cannula can be cleaned with the catheter inserted into the bronchus, thereby improving suction efficiency and avoiding exposure to the catheter externally. Therefore, contact with bacteria can be avoided.

The other end of the catheter connected to the pump is adjusted to a length within the human body and is drawn out to the outside while preventing the catheter from slipping. There is an effect that can be.

In addition, since the foreign body is inhaled only when the foreign material is generated in the user's bronchus, the pain and power consumption of the patient are small, and the operation is automatically performed by detecting respiratory abnormality and foreign matter. .

1 is a configuration diagram of a medical automatic suction device according to the present invention,
2 is a block diagram of a medical automatic suction device according to the present invention,
3 is an operational view showing the operation of each cuff and the suction action of the absorbent tube of the medical automatic suction device according to the present invention,
FIG. 4 is an operational view showing the intrusion into the bronchial tract and the suction action of the catheter of the medical automatic suction device according to the present invention. FIG.
5 is an operational view showing the washing and washing water recovery of the catheter of the medical automatic suction device according to the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other objects, features, and advantages of the present invention will become more readily apparent from the following description of preferred embodiments with reference to the accompanying drawings. However, the present invention is not limited to the embodiments described herein but may be embodied in other forms.

Rather, the embodiments disclosed herein are provided so that the disclosure can be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

The embodiments described and exemplified herein also include their complementary embodiments.

In the present specification, the singular form includes plural forms unless otherwise specified in the specification. The terms "comprise" and / or "comprising" used in the specification do not exclude the presence or addition of one or more other elements.

Hereinafter, the present invention will be described in detail with reference to the drawings. In describing the specific embodiments below, various specific details have been set forth in order to provide a more detailed description of the invention. However, it will be appreciated by those skilled in the art that the present invention may be understood by those skilled in the art without departing from such specific details. In some cases, it should be mentioned in advance that it is common knowledge in describing an invention that parts not significantly related to the invention are not described in order to avoid confusion in explaining the present invention.

Hereinafter, a medical automatic suction device according to the present invention will be described in detail with reference to the accompanying drawings.

2 is a block diagram of a medical automatic suction device according to the present invention. FIG. 3 is a sectional view showing the operation and absorption of each cuff of the medical automatic suction device according to the present invention. FIG. 4 is an operation diagram showing the infiltration of the catheter into the bronchial tract and the suction action of the catheter of the medical automatic suction device according to the present invention, and FIG. 5 is a view showing the operation of the medical automatic suction device according to the present invention. Fig. 3 is an operation diagram showing the washing of the catheter and the washing water recovery. Fig.

As shown in FIGS. 1 to 5, the present invention automatically sucks foreign substances generated in the user's respiratory apparatus, intermittently vibrates the cannula inserted in the airways of the human body to prevent skin necrosis The catheter inserted into the cannula can be cleaned while the catheter is inserted into the cannula, and the wound portion is provided with a conical rotating body so as to prevent the catheter from slipping, So that the other side of the catheter connected to the catheter can be drawn out to the outside together with the length of the inside of the human body without changing the length.

The automatic medical suction apparatus for medical use is mainly composed of five parts including a measuring section 10, a cannula 20, a winding section 40, a cleaning tube 50 and a control section 60.

The measurement unit 10 includes an acoustic sensor 11, a vibration sensor 12 and an air flow rate sensor 13 installed inside the base of the cannula 20 so as to measure the condition of the patient. And a pressure sensor 14.

Here, the sound sensor 11 senses a sound when a foreign object such as a sputum other than a normal sound is generated during breathing of the patient, and controls the controller 60 to perform a suction and generate a vital alarm.

The vibration sensor 12 detects vibration in the bronchus caused by the obstruction of the gas flow and functions to cause the controller 60 to perform a suction and generate a vital alarm.

The air flow rate sensor 13 and the pressure sensor 14 are configured to grasp the air flow rate and pressure generated when the ventilator is inhaled and vomited to operate so that the controller 60 can perform a suction operation and generate a vital alarm Function.

Meanwhile, the control unit 60 determines the abnormal state of the patient by combining two or more of the acoustic sensor 11, the vibration sensor 12, the air flow sensor 13, and the pressure sensor 14, Run and vital alarms. At this time, it is natural that the controller 60 is connected to the memory in which the normal reference value of each sensor is stored.

The measurement unit 10 further includes a vacuum measurement sensor 15 connected to the controller 60 for measuring the degree of vacuum of the catheter 30.

The vacuum measurement sensor 15 is provided to prevent damage to the skin when sucking the catheter 30, and the vacuum intensity of the catheter 30 can be varied depending on the user.

The cannula 20 is connected to an external ventilator and is configured to be enclosed in a cuff which is expanded and contracted at a distal end portion inserted into a bronchus of a patient.

Wherein the cuff is comprised of a first cuff 21 and a second cuff 22 that expand by the air to expand the bronchus.

3, the first cuff 21 and the second cuff 22 are configured such that air is supplied or absorbed by the actuator 23 interrupted by the control unit 60 to expand and contract alternately with each other to be.

Each of the cuffs 21 and 22 functions to expand the inside of the bronchial tree by swelling in the bronchial tree.

Here, the first cuff 21 and the second cuff 22 are expanded / contracted intermittently in time intervals to prevent necrosis, inflammation or infection of the bronchial tubes.

In addition, the cannula 20 is further connected to an absorbent tube 24 for sucking the needles between the first and second cuffs 21 and 22.

3 (b), the suction pipe 24 is connected to a pump P controlled by the control unit 60, and when the first cuff 21 disposed at the lower portion is inflated, .

The cannula 20 is configured to prevent skin necrosis of the airway by coupling the ultrasonic vibration element 25 controlled by the control unit 60 to the airway insertion site.

The ultrasonic vibration element 25 is connected to the proximal end of the cannula 20 that is in contact with the airway insertion site and is intermittently vibrated by the control unit 60 for a predetermined period of time.

The catheter 30 is connected to the cannula 20 and functions to suction foreign substances generated in the bronchus.

At this time, the cannula 20 is further coupled with a guide tube 26 for guiding the catheter 30 to be drawn out, so that the catheter 30 can be easily moved back and forth.

Meanwhile, the catheter 30 is connected to a cleaning tube 50 at the distal end of the catheter 30 so that the catheter 30 can be cleaned by injecting a cleaning liquid, do.

The cleaning tube 50 has a band 52 and is fixed to the distal end portion of the catheter 30.

Accordingly, the catheter 30 can be internally cleaned in a state of being inserted into the bronchial tree, thereby continuously performing suction.

As shown in FIG. 5, the check valve 51 is provided in the cleaning tube 50 so that the foreign substances in the bronchus can be sucked, and the washing water flowing into the inside through the catheter 30 can be recovered A structure is provided.

Meanwhile, the catheter 30 and the cleaning tube 50 may be made of opaque material and sterilized by irradiating ultraviolet rays to the inside of the catheter 30 and the cleaning tube 50.

The winding unit 40 automatically winds the catheter 30 connected to the pump P from the outside and inserts and collects the inside of the patient's bronchus.

The winding unit 40 is constituted by winding a catheter 30 around the outer peripheral surface of a conical rotating body 42 rotated by a motor 41.

At this time, the rotating body 42 has a spiral protruding frame 421 to guide the winding of the catheter 30 in a spiral shape.

The rotating body 42 having such a configuration can precisely move the catheter 30 in and out of the cannula 20 without slipping of the catheter 30 and the catheter 30 is wound in the form of a spiral, The cannula 20 can be moved forward and backward.

One side of the catheter 30 is moved forward and backward to the inside and outside of the cannula 20 so that the length of the catheter 30 is changed. However, the other side of the catheter 30 connected to the pump P has a coil- It is possible to eliminate the change in length by the catheter 30 so that the catheter 30 can be stably sucked.

Hereinafter, the operation of the medical automatic suction device according to the present invention will be briefly described.

First, the cannula 20 is inserted into the patient ' s airway, and the catheter 30 is placed in the interior of the cannula 20 and is placed on standby.

4, when the sound, vibration, air flow rate, and pressure in the bronchus are out of the reference value by the measuring unit 10, the control unit 60 automatically controls the motor 41 of the winding unit 40 So that the catheter 30 enters the inside of the bronchus.

Thereafter, the controller 60 activates the pump P so that the catheter 30 automatically sucks the foreign material inside the bronchus.

When the suction process is completed, the controller 60 activates the motor 41 so that the catheter is positioned inside the cannula 20.

When the catheter 30 is not sucked, the catheter 30 may be cleaned by injecting the catheter 30 with the catheter 30 with the catheter 30 in a state where the catheter 30 is positioned inside the cannula 20. This is possible through a cleaning tube 50 coupled to the distal end of the catheter 30.

3, the control unit 60 controls the actuator 23 to supply or absorb air to the first cuff 21 and the second cuff 22, Thereby making it possible to prevent skin necrosis in the bronchi.

When the first cuff 21 is expanded at the lower part of the cannula 20 at this time, high infiltration is induced. In the case of the high infiltration, the pump P is operated by the control part 60, It is configured so that the needle can be automatically sucked.

In the present invention, the control unit can be interpreted as a suction device body having a built-in pump, and the main body can be configured to include a manual controller. Further, the winding portion may be formed integrally with the main body or may be separately joined.

It should be noted that the embodiments described in the present specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention so that various equivalents And variations are possible.

10: Measuring section 11: Acoustic sensor 12: Vibration sensor
13: air flow sensor 14: pressure sensor
15: Vacuum measuring sensor
20: cannula 21: first cuff 22: second cuff
23: Actuator 24: Absorption tube
25: ultrasonic vibration element 26: guide tube
30: Catheter 31: Nose portion
40: winding section 41: motor 42: rotating body
421: Spiral protrusion
50: Cleaning tube 51: Check valve 52: Band
60: control part P: pump

Claims (8)

A measurement unit 10 for measuring the state of the patient;
A cannula (20) connected to an external ventilator and enclosing a cuff that is inflated and deflated at a distal end inserted into a patient ' s bronchus;
A catheter 30 connected to the cannula 20 for sucking foreign substances generated in the bronchus;
A winding part (40) for automatically winding up the catheter (30) connected to the pump (P) from the outside and inserting and recovering the inside of the patient 's bronchus;
A cleaning tube 50 which is connected to the distal end of the catheter 30 so that the inside of the catheter 30 can be poured by injecting a washing solution, and the washed washing water can be temporarily stored and recovered; And
And a control unit (60) for automatically controlling the cuff, the catheter (30), and the winding unit (40) based on the measurement value and the setting value of the measurement unit (10)
The cleaning tube 50 is further provided with a check valve 51,
Wherein the winding unit (40) is constituted by a catheter (30) wound around an outer peripheral surface of a rotating body rotated by a motor (41).
The method according to claim 1,
The measurement unit 10 includes an acoustic sensor 11 attached to the skin of the body, a vibration sensor 12 and an air flow rate sensor 13 installed inside the base of the cannula 20, a pressure sensor 14, Wherein the suction force is applied to the suction port.
The method according to claim 1,
The cuff is composed of a first cuff (21) and a second cuff (22) expanding by the air to expand the bronchus,
Wherein the first cuff (21) and the second cuff (22) are configured to be inflated and contracted alternately by supplying or absorbing air by an actuator (23) interrupted by a controller (60) Suction device.
The method of claim 3,
Characterized in that the cannula (20) is further connected to an absorbent tube (24) for suctioning a needle through the first cuff (21) and the second cuff (22).
The method according to claim 1,
Characterized in that the rotational body (42) is conical in shape and has a spiral protrusion (421) to guide the winding of the catheter (30) in a spiral shape.
The method according to claim 1,
Wherein the cannula (20) is configured to prevent skin necrosis by engaging an ultrasonic vibration element (25) controlled by a control unit (60) to a airway insertion site.
The method according to claim 1,
Wherein the cannula (20) further comprises a guide tube (26) for guiding the catheter (30) to be withdrawn.
3. The method of claim 2,
Characterized in that the measuring part (10) further comprises a vacuum measuring sensor (15) connected to the control part (60) for measuring the degree of vacuum of the catheter (30).

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