WO2014062012A1

WO2014062012A1 - Apparatus for fixing endotracheal tube

Info

Publication number: WO2014062012A1
Application number: PCT/KR2013/009285
Authority: WO
Inventors: 이영규
Original assignee: 주식회사 우영메디칼
Priority date: 2012-10-18
Filing date: 2013-10-17
Publication date: 2014-04-24
Also published as: JP2015531296A; KR20140049835A; CN104703647A; KR101404668B1

Abstract

The present invention provides an apparatus for fixing an endotracheal tube, comprising: a body which is arranged outside the oral cavity of a patient and which has a through-hole for inserting the endotracheal tube; a fixed member arranged on either side of the circumference of the through-hole in the front portion of the body; and a movable member arranged on the other side of the circumference of the through-hole in the front portion of the body such that the movable member is movable in the forward and backward directions relative to the fixed member so as to cooperate with the fixed member to press the endotracheal tube inserted in the through-hole when the movable member moves in the forward direction relative to the fixed member.

Description

Tracheal tube fixture

The present invention relates to an apparatus for fixing an endotracheal tube inserted into an organ.

Generally, tracheal tubes used to secure the patient's airways are inserted into the trachea through the patient's mouth. The tracheal tube has an adapter connected to the source of oxygen or inhalation anesthetic at the end located outside the patient's mouth when intubated, and a cuff that expands when air is injected at the opposite end located at the patient's trachea when intubated (cuff) is provided. When the cuff of the intubated tracheal tube is inflated, the patient's trachea is closed by the inflated cuff so that oxygen or inhalation anesthetic supplied to the patient's lung along the tracheal tube prevents backflow from the lung.

The tracheal tube is fixed to some extent by the expanded cuff at the time of intubation, but most of the tracheal tube is more stably fixed using a fixing device.

Korean Unexamined Patent Publication No. 10-2011-0135486 (published Dec. 19, 2011) discloses an engine tube fixing device including a body composed of a first body and a second body. The first body and the second body are coupled to each other by a sliding coupling means with the tracheal tube inserted in the oral cavity of the patient in between. The first body and the second body are each provided with a tube groove on the inner side facing each other when combined. Both tube grooves form a through hole into which the tracheal tube is inserted when the first body and the second body are coupled, and press the tracheal tube inserted into the through hole.

Tracheal tubes are divided into children's and adult's according to their size, and are manufactured in various outer diameters for children and adults. However, the engine tube fixing device of the patent document has a constant cross-sectional area of the through-hole, so that the tube may not be inserted into the through-hole or the tube may be firmly fixed in the through-hole, depending on the size of the tube. There is no problem.

In addition, the tracheal tube fixing device of the patent document proposed because the first body and the second body of the separated state in order to fix the tracheal tube in the oral cavity of the patient, there is a problem that is difficult and difficult to fix the tracheal tube.

In addition, the tracheal tube fixing device of the proposed patent document is because the shock generated when the patient bites the first body and the second body located in the oral cavity is transmitted to the patient's teeth, it is easy to damage the patient's teeth There is a problem.

It is an object of the present invention to provide a tracheal tube fixing device capable of easily fixing tracheal tubes of various sizes.

Another object of the present invention to provide a tracheal tube fixing device that can prevent the shock is transmitted to the teeth of the patient as it occurs when the bite caused by the teeth in the mouth of the patient.

According to an embodiment of the present invention, a body having a through-hole which is located outside the oral cavity of the patient and the tracheal tube inserted into the trachea of the patient; A fixing member provided at either one of the circumferences of the through-holes in front of the body; A front side of the body mounted on the other of both sides of the periphery of the through hole so as to be movable back and forth with respect to the fixing member to press the engine tube inserted into the through hole together with the fixing member when moving forward with respect to the fixing member; An engine tube holding device is provided that includes a member.

The tracheal tube fixation device according to the embodiment of the present invention protrudes from the circumferential side of the through hole to the rear of the body and is located in the oral cavity of the patient and receives the tracheal tube penetrated through the through hole from the patient's teeth. The tube may further include a protective tube for protecting the tube. At this time, the tracheal tube protection tube may be incised with at least one incision to absorb the impact when bitten by the patient's teeth.

The body may have an opening shaped to explode from the through hole so that the tracheal tube can be inserted into the through hole through the circumferential portion of the through hole. The tracheal tube protective tube may have an opening that is spatially connected to the opening of the body so that the tracheal tube can be inserted through the circumferential portion thereof.

The engine tube fixing device according to the embodiment of the present invention may further include a locking means for restraining the front and rear movement of the movable member.

The movable member may be slidably moved according to the guide of the guide member provided on the body so as to be positioned on either side of the movable member.

Here, any one of the movable member and the guide member is provided with a plurality of first teeth in a portion facing the other one continuously along the moving direction of the movable member, the other one of the movable member and the guide member The second tooth is provided with a single or a plurality of second teeth to be engaged with the first tooth, the guide member is mounted in a cantilever form so as to be able to bend and move to be spaced apart or approached with respect to the movable member in accordance with the bending direction to the first The engagement between the tooth and the second tooth may be released. At this time, the first and second teeth constitute the locking means.

The first tooth and the second tooth each have an inclined surface which is in contact with each other when the movable member moves forward with respect to the fixed member and a vertical surface which is in contact with each other when the movable member is moved backward with respect to the fixed member, wherein the inclined surface is fixed It may have a shape inclined upward in the forward direction of the movable member relative to the member.

The body and the guide member may be provided with a manipulation handle that is paired with each other and disposed in the bending movement direction of the guide member.

Band mounting holes for connecting both sides of the wearing band are respectively provided at both sides of the body, and any one of the band mounting holes on both sides may be formed to have a larger size than the other one.

In the engine tube fixing device according to the embodiment of the present invention, since the tube is pressed by the fixing member and the movable member when the engine member is inserted into the through-hole of the body and then moves the movable member toward the fixing member, one engine tube is fixed. The device can fix tracheal tubes of various sizes, such as children and adults.

In addition, the tracheal tube fixing device according to the embodiment of the present invention, since the movable member is disposed outside the mouth of the patient, it is possible to perform the operation for fixing the tracheal tube simply and quickly.

In addition, since the tracheal tube fixing device according to the embodiment of the present invention has a structure in which the tracheal tube protective tube located in the oral cavity of the patient is incised, it is possible to protect the patient's teeth by absorbing shock when a bite caused by the patient's teeth occurs. have.

Figure 1 is a perspective view of the engine tube fixing device according to the present invention from the front.

Figure 2 is a perspective view of the tracheal tube fixing device according to the present invention from the rear.

Figure 3 is a cross-sectional view of the tracheal tube fixing device according to the present invention from above.

Figure 4 is a partial cross-sectional view of the tracheal tube fixing device according to the invention from the front.

Figure 5 is a left side view of the tracheal tube fixing device according to the present invention.

Figure 6 is a perspective view of the body and the like of the tube fixing device according to the invention.

7 is a perspective view of a movable member of the engine tube fixing device according to the present invention.

8 is an enlarged view of a second guide member and its periphery of the engine tube fixing device shown in FIG.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

1 and 2 is a perspective view of the tracheal tube fixing device according to the present invention from the front and rear, respectively, Fig. 3 is a cross-sectional view of the tracheal tube fixing device according to the present invention from above, Fig. 4 is a tracheal tube according to the invention 5 is a partial cross-sectional view of the fixing device viewed from the front, and FIG. 5 is a left side view of the engine tube fixing device according to the present invention.

The tracheal tube fixing device according to the present invention may have a predetermined elasticity made of synthetic resin. As shown in Figures 1 to 5, the tracheal tube fixing device according to the present invention, the tracheal tube (ET) inserted into the trachea of the patient (hereinafter, the description of the reference numeral is omitted) through-hole ( A body 300 having a 310, and a fixing unit (see reference numerals 400, 500) for fixing the tracheal tube inserted into the through-hole 310 of the body 300.

6 is a perspective view showing a body 300 and the like. Body 300 is located in front of the mouth outside the mouth of the patient. Body 300 is preferably formed to a size that can limit the unintentional movement of the patient's mouth by engaging the patient's mouth. The central portion of the body 300 is formed to be substantially flat, and the through hole 310 is formed to penetrate the flat central portion of the body 300 in the front-rear direction. The through hole 310 is sized to selectively insert tracheal tubes of various sizes, such as children, adults.

1, 4 and 6, an opening 320 having a shape bursting from the through hole 310 is provided above the central portion of the body 300. According to the opening portion 320 which is connected to the through hole 310 and communicates spatially, the upper side of the through hole 310 through the opening portion 320 is not only a method of directly inserting the tracheal tube into the through hole 310. It can also be inserted into the through hole 310 by inserting the tracheal tube.

The fixing unit includes a fixing member 400 and a movable member 500 provided to face each other with the through hole 310 interposed therebetween in front of the body 300. A fixing member 400 is provided on one side of the circumferences left and right of the through hole 310, and a movable member 500 slides back and forth with respect to the fixing member 400 on the other side of the circumferences of the through hole 310. It is mounted to be movable. Therefore, when the movable member 500 is inserted back from the fixing member 400 (spaced) in the through-hole 310, and the moving member 500 is moved forward (accessed) to the fixing member 400 side. The tracheal tube inserted into the through hole 310 is fixed to the body 300 while being pressed by the fixing member 400 and the movable member 500 regardless of its outer diameter (size). At this time, the fixing operation of the tracheal tube can proceed easily and quickly outside the oral cavity of the patient because the movable member 500 is located outside the oral cavity of the patient.

1 and 4, the fixing member 400 is shown to be located on the left side of the through hole 310, the movable member 500 is located on the right side of the through hole 310, but movable with the fixing member 400 The positions of the members 500 may be interchanged.

7 is a perspective view illustrating the movable member 500. The fixing member 400 protrudes a predetermined length from the body 300. The movable member 500 may include a sliding plate 510 sliding with respect to the body 300, a pressing table 520 positioned to face the fixed member 400 and protruding forward from the sliding plate 510 by a predetermined length. And a handle 530 used for an operation for moving the sliding plate 510.

1, 4 and 7, the sliding plate 510 has a structure in which the end of the front side (the side facing the fixing member) is divided into two parts based on the moving direction with respect to the fixing member 400. The cracked portion of the sliding plate 510 is formed in a shape in which the movable member 500 can enter the space between the two branches 512 when the movable member 500 advances a predetermined distance toward the fixed member 400. The presser bar 520 is disposed in the divided area of the sliding plate 510. The handle 530 may be disposed at the rear side based on the moving direction of the sliding plate 510 with respect to the fixing member 400.

The fixing member 400 and the pressure bar 520 are in contact with the tracheal tube to be opposed to each other. The fixing member 400 and the pressure bar 520 are formed in a concave arc shape so as to have a shape corresponding to the tracheal tube having a circular portion facing each other. The fixing members 400 and the pressure bar 520 may protrude at least one of the fixing

protrusions

402 and 502 which are formed so that the ends thereof are sharp at portions facing each other.

A guide is used to mount the movable member 500. 1, 4 to 6, the guide is provided on the body 300 to be located on each side (that is, up and down) based on the moving direction of the movable member 500 relative to the fixing member 400 and each other It includes a first guide member 610 and a second guide member 620 in pairs to induce accurate sliding movement of the movable member 500.

The first guide member 610 and the second guide member 620 respectively protrude from the body 300 with the sliding plate 510 of the movable member 500 interposed therebetween to move the movable member 500 in the vertical direction. The movable members 500 of the movable members 500 may be positioned to extend the sliding plates 510 between the constraining vertical plates 612 and 622 and the front ends of the vertical plates 612 and 622, respectively, to extend in the opposite directions.

Horizontal plates

614 and 624 to restrain forward movement. According to the vertical plates 612 and 622 and the

horizontal plates

614 and 624, the first guide member 610 and the second guide member 620 both have a bent structure in a substantially L shape as shown in FIG. .

Two first guide members 610 which are positioned on an upper side of the first guide member 610 and the second guide member 620 may be provided to be arranged one by one on both the left and right sides with the opening 320 interposed therebetween. have.

FIG. 8 is an enlarged view of the second guide member 620 and its surroundings shown in FIG. 4. 4 and 8, the second guide member 620 located at a lower side of the first guide member 610 and the second guide member 620 may be bent upward and downward with respect to the movable member 500. It is mounted in a cantilever form to make this possible. For this bending movement structure, the body 300 is provided with an installation opening 330 which is penetrated back and forth on the lower side of the through hole 310, the second guide member 620 is the right side (movable to the fixing member) from both sides. The reverse side of the member) is connected to the installation opening 330 and is positioned in the installation opening 330 so that the opposite left side is not supported. Accordingly, the second guide member 620 is bent when the force is applied in the vertical direction, and is restored to its original shape by elasticity when the force is removed.

The movable member 500 and the second guide member 620 are provided with a first tooth 710 and a second tooth 720 which mesh with each other to restrain the forward and backward movement of the movable member 500 with respect to the fixed member 400. do. The first tooth 710 and the second tooth 720 are disposed to face each other. A plurality of first teeth 710 are continuously provided in the lower side of the sliding plate 510 of the movable member 500 along the moving direction of the movable member 500, and are engaged with the first tooth 71. 720 is provided in the singular or plural number on the vertical plate 622 of the second guide member 620.

The engagement of the first tooth 710 and the second tooth 720 is released by bending the second guide member 620 downward so that the second guide member 620 is spaced apart from the movable member 500. Of course, the second guide member 620 flexibly moved downward is returned to its original shape when the force for bending movement is removed. Accordingly, the first tooth 710 and the second tooth 720 remain in the engaged state again. do.

As specifically shown in FIG. 8, the first tooth 710 and the second tooth 720 each have one-sided teeth having

inclined surfaces

712 and 722 having predetermined inclinations and

vertical surfaces

714 and 724 in the vertical direction. to be. The

inclined surfaces

712 and 722 of the first tooth 710 and the second tooth 720 contact each other when the movable member 500 moves forward with respect to the fixed member 400, and the movable member 500 with respect to the fixed member 400. ) Is formed in a shape inclined upward in the forward direction. The

vertical surfaces

714 and 724 of the first tooth 710 and the second tooth 720 contact each other when the movable member 500 moves backward with respect to the fixing member 400. Accordingly, when the movable member 500 is pushed toward the fixing member 400, the second guide member 620 is bent by the

inclined surfaces

712 and 722 of the first tooth 710 and the second tooth 720. The movement to the lower side and the return to the original state are repeated, and the movable member 500 is advanced in this process. On the other hand, when the movable member 500 is pushed in the opposite direction to reverse the movable member 500, the movable member 500 is prevented from moving due to the locking action of the

vertical surfaces

714 and 724 of the first tooth 710 and the second tooth 720. do.

6, 7, etc., the body 300 and the sliding plate 510 may be provided with

guide protrusions

632 and 642 and guide

grooves

634 and 644 at portions facing each other.

Guide protrusions

632 and 642 are inserted into the

guide grooves

634 and 644 and move along the

guide grooves

634 and 644.

Guide protrusions

632 and 642 may be formed in the sliding plate 510. The

guide grooves

634 and 644 may be formed long in the body 300 along the moving direction of the movable member 500. Two

guide protrusions

632 and 642 and two

guide grooves

634 and 644 may be provided. At least one of the two

guide grooves

634 and 644 may have a stopper 636 for limiting the moving distance of the movable member 500 with respect to the fixing member 400.

The tracheal tube fixation device according to the present invention includes a tracheal tube which protrudes a predetermined length from the circumferential side of the through hole 310 to the rear of the body 300 and is positioned in the oral cavity of the patient and inserted into the through hole 310. It further comprises a tracheal tube protector 800 to protect the tracheal tube from the teeth of.

1, 2, 5 and 6, the tracheal tube protection tube 800 is an opening 810 spatially connected to the opening 320 of the body 300 so as to fit the tracheal tube through the upper portion thereof. Has The tracheal tube protector 800 has at least one incision 820 to absorb shock when bitten by a patient's teeth. The incision 820 is formed along the longitudinal direction of the tracheal tube protective tube 800. The tracheal tube protector 800 cut by the incision 820 has an improved elasticity to absorb a shock when a bite occurs by the patient's teeth, and protects the patient's teeth from the impact while protecting the tracheal tube from the patient's teeth. . As shown in FIG. 3, the tracheal tube protective tube 800 may be covered by a protective tube cover 850 made of an elastic material such as rubber.

In FIG. 3 and the like, reference numeral 340 is a band mounting hole for connecting the wearing band 900 used to fix the body 300 to the patient. Band mounting holes 340 are provided on the left and right sides of the body 300, respectively. Any one of the band mounting holes 340 is formed to have a larger size than the other one. This makes it possible to easily and quickly connect the wearing band 900 without increasing the volume of the body 300.

Reference numeral 350 denotes an instrument insertion hole used to insert an instrument such as a bronchoscope, suction instrument, or airway tube. The instrument insertion hole 350 may be located between any one of the band mounting holes 340 and the through hole 310.

In FIG. 1 and the like,

reference numerals

750 and 760 denote handles used for manipulation for bending movement of the second guide member 620. One of the

handles

750 and 760 for bending movement manipulation protrudes forward from the second guide member 620 and the other one is provided on the body 300 so as to be positioned below one of the

handles

750 and 760 to face each other in the vertical direction. According to this arrangement structure, the

handles

750 and 760 for bending movement operation can be operated with one hand. For example, the thumb and index finger can be operated by one hand by pressing the upper handle 750 and the lower handle 760 by pressing. In this process, the movable member 500 can be moved by the other hand.

The present invention has been described above, but the present invention is not limited to the embodiments disclosed in the specification and the accompanying drawings, and may be variously modified by those skilled in the art without departing from the technical spirit of the present invention.

Claims

A body positioned outside the oral cavity of the patient and having a through hole into which an endotracheal tube is inserted into the trachea of the patient;

A fixing member provided at either one of the circumferences of the through-holes in front of the body;

A front side of the body mounted on the other of both sides of the periphery of the through hole so as to be movable back and forth with respect to the fixing member to press the engine tube inserted into the through hole together with the fixing member when moving forward with respect to the fixing member; An engine tube holding device comprising a member.
The method according to claim 1,

The tracheal tube fixation further includes a tracheal tube protector which protrudes from the circumferential side of the through hole to the rear of the body and is positioned in the oral cavity of the patient to receive the tracheal tube penetrated through the through hole to protect the tracheal tube from the patient's teeth. Device.
The method according to claim 2,

The tracheal tube protective tube is a tracheal tube fixing device having at least one incision so as to absorb the impact when bitten by the patient's teeth.
The method according to claim 1,

And the body has an opening shaped to explode from the through hole so that the body tube can be inserted into the through hole through a circumferential portion of the through hole.
The method according to claim 4,

Further comprising a tracheal tube protector protruding from the circumferential side of the through hole to the rear of the body to receive a tracheal tube positioned in the oral cavity of the patient and to penetrate the tracheal tube to protect the tracheal tube from the patient's teeth,

The tracheal tube protector has an opening that is spatially connected to the opening of the body so that the tracheal tube can be inserted through the peripheral portion thereof.
The method according to claim 1,

The engine tube fixing device further comprises a locking means for restraining the front and rear movement of the movable member.
The method according to claim 1,

The movable member is a tube tube fixing device that is slidably moved in accordance with the guide of the guide member provided on the body to be located on either side on the basis of the movement direction.
The method according to claim 7,

One of the movable member and the guide member is provided with a plurality of first teeth continuously along the moving direction of the movable member in a portion facing the other one,

The other one of the movable member and the guide member is provided with a singular or plural second teeth engaged with the first tooth,

The guide member is mounted in a cantilever form so as to be able to bend and move the engine tube fixing device to release the engagement of the first tooth and the second tooth when spaced apart or approached relative to the movable member according to the bending direction.
The method according to claim 8,

The first tooth and the second tooth each have an inclined surface which is in contact with each other when the movable member moves forward with respect to the fixed member and a vertical surface which is in contact with each other when the movable member is moved backward with respect to the fixed member, respectively.

The inclined surface is a tube tube fixing device having a shape inclined upward in the forward direction of the movable member relative to the fixing member.
The method according to claim 8,

The body and the guide member are paired with each other and the tube tube fixing device is provided with a handle for operation disposed in the bending direction of the guide member.
The method according to claim 1,

Band mounting holes for connecting both sides of the wearing band are provided at both sides of the body,

Any one of the band mounting holes of the both sides formed tube tube fixing device larger than the other one.