WO2011155794A2

WO2011155794A2 - Endotracheal tube fixing device

Info

Publication number: WO2011155794A2
Application number: PCT/KR2011/004272
Authority: WO
Inventors: 이영규
Original assignee: 주식회사 우영메디칼
Priority date: 2010-06-11
Filing date: 2011-06-10
Publication date: 2011-12-15
Also published as: WO2011155794A3; KR20110135486A

Abstract

The present invention relates to an endotracheal tube fixing device comprising a first body and a second body coupled to one another via coupling means within a patient's mouth so as to be fixed to an endotracheal tube disposed therebetween. At least one of the first and second bodies is provided with a catching part disposed on the inside or outside (from an external perspective) of the patient's teeth. The coupling means includes a slide slot provided on the first body, and a slide block provided on the second body so as to be inserted in the slide slot.

Description

Tracheal tube fixture

The present invention relates to an endotracheal tube anchoring device for anchoring an endotracheal tube inserted into an endotracheal tube.

In general, tracheal tubes used to secure the patient's airways are inserted into the trachea through the oral cavity.

At both ends of the tracheal tube, an end located outside the mouth during intubation is provided with an adapter (see reference numeral 2 in FIGS. 1 and 2) connected to a source for providing oxygen or inhalation anesthetic, and at the end positioned at the trachea during intubation Injecting is provided with a cuff (see reference numerals 4 of FIGS. 1 and 2) that expands. When the cuff is inflated while the tracheal tube is intubated, the trachea is closed by the expanded cuff and oxygen or inhalation anesthetics from a source supplied to the lung along the tracheal tube prevents backflow from the lung.

The intubated tracheal tube is held in position by an inflated cuff to a certain extent, but is usually wrapped around the mouth with a tape (adhesive band) around the adapter for a more stable fixation. However, this fixation method has to be taped one by one and usually requires two people to work together, which is a waste of time and manpower, and can cause contact dermatitis when applied to patients with weak skin.

An object of the present invention is to provide a tracheal tube fixing device that can easily secure the tracheal tube.

According to an embodiment of the present invention, the first body and the second body is coupled to each other by the coupling means with the tracheal tube intubated in the oral cavity of the patient and fixed to the tracheal tube, wherein the first body and The second body is provided with a tube groove for pressing the tracheal tube inserted into the tracheal tube insertion passage at the same time to form a tracheal tube insertion passage into which the tracheal tube is inserted when coupled to each other on the opposite inner side, the first At least one outer periphery of the body and the second body is provided with an outer engaging portion located on the outside relative to the patient's teeth, and at least one outer periphery of the first body and the second body between the patient's teeth An engine tube fixing device provided with an inner locking portion positioned to be spaced apart from the outer locking portion is provided.

At least one of the tube groove of the first body and the tube groove of the second body may be provided with one or more fixing protrusions. Preferably, the fixing protrusion is formed so that the end is pointed.

The first body is provided with a slide groove along the longitudinal direction of the tube groove of the first body on both sides with the tube groove of the first body therebetween, so that the second body can be fitted into the slide groove Slide blocks are provided on both sides of the tube grooves of the second body, and the coupling means may include the slide grooves and the slide blocks. Preferably, the coupling means is configured to fit the slide block to the slide groove in the direction of the inner catch portion side from the outer catch portion side.

The slide groove may have an opening having a structure in which the slide block can be fitted at an intermediate portion thereof.

Among the slide groove and the slide block, one stop groove is provided, and the other is provided with a stop protrusion fitted to the stop groove, and the stop groove and the stop protrusion are completely inserted into the slide groove. When coupled to each other.

On the other hand, the engaging means is not a sliding coupling mechanism as described above, but located in the first body and at least one locking groove provided on each side with the tube groove of the first body therebetween; Located on the second body and may be of a type including a hook provided on each side with the tube groove of the second body therebetween so as to be caught in the locking groove.

According to an embodiment of the present invention, the first body and the second body is coupled to each other by the coupling means with the tracheal tube intubated in the oral cavity of the patient and fixed to the tracheal tube, the first body and At least one outer periphery of the second body is provided with a locking portion located on the inner or outer side with respect to the patient's teeth, the coupling means are the first and second body to each other in a sliding manner along the longitudinal direction of the tracheal tube A tracheal tube fixation device is provided that is a sliding engagement mechanism configured to engage.

According to the present invention, the intubated tracheal tube can be fixed simply and quickly without using a tape (band-aid).

1 and 2 is a state diagram showing the use of the engine tube fixing device according to the first embodiment of the present invention.

3 and 4 are a perspective view and an exploded perspective view showing the tracheal tube fixing device according to the first embodiment of the present invention.

5 and 6 are a cross-sectional view and a longitudinal cross-sectional view showing the tracheal tube fixing device according to the first embodiment of the present invention.

7 and 8 are perspective views illustrating a coupling process of the engine tube fixing device according to the first embodiment of the present invention.

9 is an exploded perspective view showing the engine tube fixing device according to the second embodiment of the present invention.

Figure 10 is a cross-sectional view showing a tube fixing device according to a second embodiment of the present invention.

11 is an exploded perspective view showing the engine tube fixing device according to the third embodiment of the present invention.

12 and 13 are cross-sectional views showing the coupling process of the engine tube fixing device according to the third embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention. For reference, in describing the present invention, the size of the components shown in the accompanying drawings, the thickness of the line, etc. may be somewhat exaggerated for convenience of understanding. In addition, since terms used in the description of the present invention are defined in consideration of functions in the present invention, they may be changed according to a user, an operator's intention, custom, and the like. Therefore, the definition of this term should be based on the contents throughout the specification.

1 to 8 show the configuration and the like of the tube fixing device according to the first embodiment of the present invention.

As shown in Figures 1 and 2, the tracheal tube fixation device according to the first embodiment of the present invention is fixed to the tracheal tube 8 (hereinafter, omitted from the reference numeral) inserted into the trachea in the oral cavity of the patient. Body 10. Referring to Figure 3, the body 10 has a tracheal tube insertion passage (see reference numerals 111 and 121) penetrated in the longitudinal direction, the tracheal tube is inserted into the tracheal tube insertion passage.

As shown in FIGS. 3 to 5, the body 10 includes a first body 110 and a second body 120, which are paired with one another to enclose the circumference of the tracheal tube.

Body

110, 120 is firmly coupled to each other by the coupling means 20 from the left and right with the tracheal tube in between and fixed to the tracheal tube. The first and

second bodies

110 and 120 are provided with

tube grooves

111 and 121 constituting the tracheal tube insertion passages, respectively, which face each other at the time of coupling. The first body 110 has an instrument insertion hole 116 into which an instrument, such as a bronchoscope or suction mechanism, is inserted. The instrument insertion hole 116 is formed to be parallel to the tube groove 111. 5 and 6, a plurality of fixing protrusions 113 protruding from the tube groove 111 of the first body 110 are formed to have sharp ends.

2 to 4, the outer periphery of the body 10 is provided with an outer locking portion positioned on the outside and the inner locking portion located on the inner side of the patient so as to be spaced apart from each other with the teeth of the patient therebetween. The outer locking portion is composed of two

locking blades

112 and 122, and the

locking blades

112 and 122 are formed on the first and

second bodies

110 and 120 and are formed to have a flange structure enclosed along the outer circumference of the body 10. The inner catching portions are catching jaws 114 provided above and below the first body 110, respectively. The locking blade 122 of the second body 120 is provided with a locking groove 124 for fixing the air injection line 6 connected to the cuff 4.

4 and 5, the coupling means 20 has a slide groove 210 provided in the first body 110 and a slide block 220 provided in the second body 120. The slide groove 210 is provided along the longitudinal direction of the tube groove 111 of the first body 110 on both sides with the tube groove 111 of the first body 110 interposed therebetween. And, the slide block 220 of the tube groove 121 of the second body 120 to be fitted to the slide groove 210 on both sides with the tube groove 121 of the second body 120 therebetween. It is provided along the longitudinal direction.

According to such a coupling means 20, the locking blade 112 and the locking jaw 114 of the first body 110 in the oral cavity of the patient is spaced apart with the teeth of the patient between, the first body ( After placing the first body 110 to insert the tracheal tube inserted into the tube groove 111 of the 110, the slide block 220 is inserted into the slide groove 210 as shown in Figs. 4 and 7 outside the oral cavity of the patient. When the second body 120 is moved inwards, the first and

second bodies

110 and 120 are coupled to each other and fixed to the tracheal tube (see FIG. 2). At this time, the first and

second bodies

110 and 120 The fixation is more secured by the fixing protrusion 113 of the first body 110 to the tracheal tube, the tracheal tube is moved in the oral and lateral direction is the

locking wings

112, 122 and the jaw 114 is patient This is prevented by the locking action of the teeth. Of course, in the process of coupling the first and

second bodies

110 and 120 with each other, the first and

second bodies

110 and 120 can be easily coupled without opening the patient's mouth largely up or down or forcibly from side to side. It can also be easily applied to patients (eg children).

4 and 5, the slide groove 210 has an outer groove 211 facing the second body 120 and the tube groove 111 of the first body 110 in the outer groove 211. It consists of the inner groove 212 extended in the outward direction, and is formed so that the cross section is substantially L-shaped. Of course, even in the case of the slide block 220 is formed in a shape corresponding to the slide groove 210 and the inner block 221 is inserted into the outer groove 211 and the outer block 222 is inserted into the inner groove 212. It consists of.

Referring to FIG. 4, in order to be able to fit the slide block 220 into the slide groove 210 even in the middle of the slide groove 210, an opening 213 is formed in the middle portion of the slide groove 210. The outer block 222 of the slide block 220 has a structure separated into a front block 222a located in the front and a rear block 222b located in the rear. Preferably, the opening 213 and the front and

rear blocks

222a and 222b are formed to have substantially the same length. Alternatively, the front and

rear blocks

222a and 222b may have almost the same length, and the opening 213 may be formed to be slightly longer than the front and

rear blocks

222a and 222b.

According to the opening portion 213 of the slide groove 210 and the front and

rear blocks

222a and 222b of the slide block 220, the slide block 220 must be secured to the slide groove 210 as shown in FIG. 7. The first and

second bodies

110 and 120 can be easily coupled because they can be inserted in the middle as shown in FIG.

As shown in FIG. 6, a stop groove 215 is provided in the outer groove 211, and a stop protrusion 225 is provided in the inner block 221 inserted into the outer groove 211. The stop groove 215 and the stop protrusion 225 are formed to be coupled to a portion where the outer groove 211 and the inner block 221 are in contact with each other, and the slide block 220 is completely inserted into the slide groove 210 so that the first stop groove 215 and the stop protrusion 225 are first. When the body 110 and the second body 120 are coupled, they are positioned to be coupled to each other. When the stop protrusion 225 is fitted into the stop groove 215 and coupled, the coupled first and

second bodies

110 and 120 are prevented from unintentional release.

9 is an exploded perspective view showing the engine tube fixing device according to the second embodiment of the present invention, Figure 10 is a cross-sectional view showing the engine tube fixing device according to a second embodiment of the present invention.

9 and 10, the tracheal tube fixing device according to the second embodiment of the present invention, compared with the first embodiment, the other configuration and its operation are all the same, between the tracheal tube When the first and

second bodies

110 and 120 facing each other approach to each other, only the point that constitutes the coupling means 20A such that the first and

second bodies

110 and 120 are coupled to each other, and the structure of the inner locking portion are changed. Different.

Coupling means 20 of the second embodiment has a locking groove 230 provided in the first body 110 and the hook 240 provided in the second body (120). At least one locking groove 230 is provided at both sides of the tube groove 111 of the first body 110 therebetween, and the hook 240 is disposed between the tube groove 121 of the second body 120 therebetween. It is provided so as to be fitted into each of the locking grooves 230 on both sides. In this second embodiment, the first body 110 and the second body 120 are opposed to each other so that the hook 240 faces the locking groove 230, and then the first and

second bodies

110 and 120 are connected to each other. The first and

second bodies

110 and 120 are coupled to each other while being inserted to catch the hook 240 in the locking groove 230.

In the first embodiment, the locking jaw 114 is applied as the inner locking portion, but in the second embodiment, the locking blade 114A is applied as the inner locking portion.

11 is an exploded perspective view showing the engine tube fixing device according to a third embodiment of the present invention, Figure 12 and Figure 13 is a cross-sectional view showing the coupling process of the engine tube holding device according to a third embodiment of the present invention. .

As shown in Figure 11 to Figure 13, the tracheal tube fixing device according to the third embodiment of the present invention, compared with the second embodiment, the second body 120 for all other configurations and actions are the same Only the structure of the locking blade 122A provided in the slightly different. That is, the second embodiment has a structure in which the

engaging blades

112 and 122 of the first and

second bodies

110 and 120 come into contact with each other when the first and

second bodies

110 and 120 are coupled to each other. The locking blades 122A of the two bodies 120 do not come into contact with the locking blades 112 of the first body 110.

As such, when the structure of the locking blades 122A of the second body 120 is changed, the two locking grooves as shown in FIG. 12 do not move the coupling of the first and

second bodies

110 and 120 to approach each other. In the state where one hook 240 is first inserted into one of the 230, the second body 120 is rotated as shown in FIG. 13 to insert the other hook 240 into the other one of the two locking grooves 230. The first and

second bodies

110 and 120 may be combined.

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

And a first body and a second body coupled to each other by coupling means with the tracheal tube inserted in the oral cavity of the patient and fixed to the tracheal tube, wherein the first body and the second body are opposite to each other. When combined with each other to form a tracheal tube insertion passage into which the tracheal tube is inserted is provided with a tube groove for pressing the tracheal tube inserted into the tracheal tube insertion passage, respectively,

At least one outer periphery of the first body and the second body is provided with an outer engaging portion located on the outside relative to the patient's teeth, and at least one outer periphery of the first body and the second body between the patient's teeth The engine tube fixing device provided with an inner locking portion positioned to be spaced apart from the outer locking portion.
The method according to claim 1,

The first body is provided with a slide groove along the longitudinal direction of the tube groove of the first body on both sides with the tube groove of the first body therebetween, so that the second body can be fitted into the slide groove Slide blocks are provided on both sides of the tube groove of the second body therebetween,

The coupling means is a tube tube fixing device comprising the slide groove and the slide block.
The method according to claim 2,

The coupling means is a tube tube fixing device configured to be fitted to the slide groove in the direction of the inner locking portion from the outer locking side to the slide block.
The method according to claim 2 or 3,

And the slide groove has an opening of a structure in which the slide block can be fitted at its middle portion.
The method according to claim 2 or 3,

Among the slide groove and the slide block, one stop groove is provided, and the other stop stop is fitted to the stop groove,

And the stop groove and the stop protrusion are positioned to engage with each other when the slide block is completely inserted into the slide groove.
The method according to claim 1,

The coupling means is located in the first body and the engaging groove is provided with at least one on each side with the tube groove of the first body therebetween; Located on the second body and the tube tube fixing device comprising a hook provided on each side with the tube groove of the second body therebetween so as to fit in the engaging groove.
The method according to claim 1,

At least one of the tube groove of the first body and the tube groove of the second body engine tube fixing device is provided with a fixing projection.
A first body and a second body coupled to each other by coupling means with the tracheal tube inserted in the oral cavity of the patient and fixed to the tracheal tube,

At least one outer circumference of the first body and the second body is provided with a locking portion located on the inside or the outside of the patient's teeth,

The coupling means is a tracheal tube fixing device is a sliding coupling mechanism configured to couple the first and the second body to each other in a slide manner along the longitudinal direction of the tracheal tube.