KR101511303B1 - Apparatus for fixing catheter - Google Patents

Abstract

The present invention relates to an apparatus to fixate the catheter, which is inserted into a patient′s body to inject fluid medicine and drain body fluid out, that can remain inside the skin of a patient without tape. The catheter fixation apparatus consists of a set of two supporting wings (114) on the left and right sides; a main body (112) that connects to the inner sides of the both supporting wings; a catheter hub (140) with flexible tube (142) on its ends; a support (110) to hold up the catheter; and means of attachment of the support to a patient. The main body (112), in the meantime, has a seating groove at its center; and centered around the seating groove, a primary supporting element (116a) is configured on the front side and a secondary supporting element (116b) is configured on the back side.

Description

Apparatus for fixing catheter

BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to a catheter fixation device, and more particularly, to a catheter fixation device for inserting a catheter inserted into a patient's body to inject a liquid therapeutic drug or the like, The catheter being secured to the catheter.

BACKGROUND ART [0002] A catheter is a medical instrument inserted into a patient's body to be used for injecting a liquid therapeutic drug or the like or discharging a body fluid to the outside. The catheter is a medical apparatus that is commonly used in a procedure or an invasion process together with a cannula .

Such a catheter may, where necessary, be kept inserted into the patient ' s skin while the patient is undergoing treatment. In this case, a variety of methods are known for continually fixing and maintaining the catheter at the treatment site during the procedure or invasion of the patient.

As a catheter fixing method commonly used to fix an inserted catheter, a catheter is inserted into a part of a body, and then the catheter and the patient's skin are attached using a tape to fix the catheter, and then hemodialysis, drug injection, Solution.

When the catheter is fixed using the tape as described above, when the catheter is inserted into the body part of the patient and the tape and the catheter are directly attached to the patient's body, the catheter flows and a wound is generated on the insertion site where the catheter is inserted. And the secondary infections are generated.

In addition, when the fixation area is adjusted after fixation, the tape is removed and the fixation area is adjusted. Then, the tape and the catheter are directly attached to the patient's body. Therefore, when the fixation area is adjusted, the sufferer follows the patient, Causing psychological anxiety of the patient.

In addition, if the catheter is fixed using a tape for a long time, there is a problem that skin trouble occurs at a fixed part.

Various catheter fixation devices have been proposed to solve the above problems. As an example, in the case of 'Stat Lock' of CRBard, Inc. of USA and 'Safety Lok' of US BD, Inc., there is an action effect of easy disinfection of the affected part and prevention of twisting of the tube under the catheter , Since it is possible to fasten only to a specially manufactured injection needle, there is a problem in that a double needle for the catheter fixing device and the injection needle must be purchased.

Also, in case of 'Multi Fix' of Unimedix Korea, it is a method to fix the tube instead of the needle, and since the needle is fixed to the tape like the conventional one, its use range is limited and it has a remarkable improvement effect compared to the existing tape fixing method There was a difficult problem to see.

Korean Patent Publication No. 10-2012-0020596 (2012. 03. 08) Korean Patent Publication No. 10-2011-0036405 (2011. 04. 07)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a catheter fixing device capable of maintaining the use state of a catheter without using a separate tape.

It is another object of the present invention to provide a catheter fixing device capable of reducing the occurrence of secondary infection through prevention of flow of a catheter and reducing psychological anxiety of a patient.

It is still another object of the present invention to provide a catheter fixing device capable of reducing the occurrence of skin troubles even when a catheter is used for a long time.

It is still another object of the present invention to provide a catheter fixing device in which discomfort of double purchase of the catheter fixing device and the injection needle is solved.

In order to accomplish the object of the present invention described above, the present invention includes a pair of left and right support blades 114 and a main body 112 integrally formed on both inner side surfaces of the support blades, and a flexible tube 142 A support 110 for supporting the connected catheter hub 140 and the catheter 150; And attachment means for attaching the support (110) to the patient.

The main body 112 of the present invention has a first support portion 116a integrally formed in front of the catheter receiving groove 116 at the center of the catheter receiving groove 116, The second support portion 116b is integrally formed.

In the present invention, the catheter receiving groove (116) is fitted with a fitting piece (152) integrally formed on the outer peripheral surface of the catheter (150).

In the present invention, the first support portion 116a and the second support portion 116b have a plurality of slots 116a-1 and 116b-1 formed on the left and right sides of the center portion.

In the present invention, a tube grasping portion 114a is integrally formed at the center of both ends of the support blade 114 to receive and support a movement tube 152 for moving the solution.

In order to accomplish the object of the present invention, a pair of left and right support blades 214 and a main body 212 integrally formed on both inner side surfaces of the support blades, and a flexible tube 242 A catheter hub 240 connected to the catheter 250 and a support 210 for supporting the catheter 250; And attachment means for attaching the support (210) to the patient.

In the present invention, the main body 212 includes a first support portion 216; And a second support portion 218 spaced apart from the first support portion 216 by a predetermined distance.

In the present invention, a locking protrusion 252 integrally formed on the outer circumferential surface of the catheter 250 is inserted into the gap 218a formed between the first support portion 216 and the second support portion.

In the present invention, the first support portion 216 has a plurality of slots 216a formed on the left and right sides of the center portion thereof.

In the present invention, a tube grasping portion 214a is integrally formed at the center of both ends of the supporting blade 214 to receive and support a moving tube 254 for moving the fluid.

According to the catheter fixing apparatus of the present invention as described above, the following effects can be obtained.

First, since the support on which the catheter is received is firmly attached to the patient's skin, the patient can maintain the use of the catheter without using a separate tape during the treatment.

Second, prevention of secondary infections can be prevented through prevention of catheter flow, and patient 's psychological anxiety can be reduced as the patient relaxes in a comfortable posture.

Third, the occurrence of skin troubles can be reduced even if a catheter is used for a long time.

Fourth, since the flexible tube is connected to a general purpose injection needle, the inconvenience of double purchase of the catheter fixing device and the injection needle is solved.

1 is a perspective view illustrating a catheter fixing apparatus according to an embodiment of the present invention;
FIG. 2 is a perspective view showing a state where a catheter is connected to the catheter fixing device shown in FIG. 1;
3 is an exploded perspective view of the catheter securing device shown in FIG. 1,
FIG. 4 is a perspective view showing a support in the catheter fixing apparatus shown in FIG. 1;
FIG. 5 is a side sectional view showing the use state of the catheter fixing apparatus shown in FIG. 1,
FIG. 6 is a perspective view illustrating a catheter fixing apparatus according to another embodiment of the present invention. FIG.
FIG. 7 is a perspective view showing a state where a catheter is connected to the catheter fixing device shown in FIG. 6;
FIG. 8 is an exploded perspective view of the catheter securing device shown in FIG. 6;
FIG. 9 is a perspective view showing a support in the catheter fixing device shown in FIG. 6;
FIG. 10 is a side sectional view and partially enlarged view showing the use state of the catheter fixing apparatus shown in FIG. 6,
11 is a perspective view illustrating a catheter fixing apparatus according to another embodiment of the present invention.

Hereinafter, a catheter fixing apparatus according to a preferred embodiment of the present invention will be described in detail.

It is to be understood that the terminology or words used herein are not to be construed in an ordinary sense or a dictionary, and that the inventor can properly define the concept of a term to describe its invention in the best possible way And should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention.

(Example 1)

FIG. 1 is a perspective view showing a catheter fixing device according to an embodiment of the present invention, FIG. 2 is a perspective view showing a state where a catheter is connected to the catheter fixing device shown in FIG. 1, Fig.

FIG. 4 is a perspective view showing a support in the catheter fixing device shown in FIG. 1, and FIG. 5 is a side sectional view showing the use state of the catheter fixing device shown in FIG. 1, The catheter securing apparatus 100 according to an embodiment of the present invention mainly comprises a medical instrument support 110 and attachment means (gauze and sticker) for attaching the support 110 to a patient.

In the present invention, the medical device refers to a catheter including a catheter hub, a catheter adapter, an emulsion supply line, a connector seam, and the like. Or a combination of multiple medical devices outside a single medical facility.

Referring to FIGS. 1 and 2, the support 110 includes a catheter hub 140 to which a flexible tube 142 is connected at its distal end, and a catheter 150 for firmly supporting the catheter 150. That is, the catheter 150 is prevented from flowing or rotating in the longitudinal direction of the receiving wing 114, the width direction of the receiving wing 114, and the vertical direction with respect to the receiving wing 114, which will be described later.

The support base 110 includes a main body 112 and a pair of left and right support blades 114. The gauze 120 is attached to the skin of the patient by a medical adhesive (not shown) provided on the bottom surface of the gauze 120, do.

Alternatively, a hydrocolloid adhesive may be used to attach the gauze 120 to the skin of the patient.

A sticker 130 or a release liner is covered with the bottom adhesive layer of the gauze 120 and the gauze 120 is attached to the patient's skin after removing the sticker 130 in use.

The main body 112 is integrally provided so as to be lifted upwardly from the inner side surfaces of the support wings 114 and is provided with a first support portion 116 in front of the catheter mount groove 116, And the second support portion 116b is integrally formed at the rear of the catheter receiving groove 116. [

At this time, the first support portion 116a and the second support portion 116b may be formed at each of the front and rear portions of the catheter receiving groove 116, if necessary.

The catheter receiving groove 116 is formed integrally in a direction perpendicular to the receiving blade 114 in a rectangular shape in plan view. At this time, the catheter receiving groove 116 has a shape gradually decreasing in height toward the distal end corresponding to the installation angle of the catheter 150, and the catheter receiving groove 116 is integrally formed at the center of the outer peripheral surface of the catheter 150 So that the engaging piece 152 is seated.

2, the fitting piece 152 is partially protruded to the outside of the catheter receiving groove 116 while being accommodated in the catheter receiving groove 116 to prevent the catheter 150 from flowing or rotating.

The first support portion 116a and the second support portion 116b have a plurality of slots 116a-1 and 116b-1 formed on the left and right sides of the center portion thereof, It is to alleviate the weight.

A semicircular center path 112a is formed on the inside of the main body 112 to receive and fix a part of the catheter 150 through the central passage 112a.

In the present invention, the central passageway 112a has a semicircular cross-section, which is in accordance with the size and shape of a medical device, such as a catheter 150, supported by, but not limited to, the shape of a conventional medical device .

It is also possible that the central passage 112a also has a tapered shape corresponding to the outer shape of the medical container having a generally tapered cross-sectional shape.

The lower portion of the central passage 112a is opened to form a lower path 112b so that the catheter 150 is disposed in the central passage 112a and the lower passage 112b. That is, the catheter 150 is inserted into the support 110 through the gauze 120 and the central passage 112a and the lower passage 112b. In this inserted state, the fitting piece 152 of the catheter 150 Reducing movement or rotation.

Referring to FIGS. 1 and 2, a tube grasping portion 114a is integrally formed at the center of both edges of the receiving blades 114 to receive and support a moving tube 152 for moving the liquid.

As the material of the supporting table 110, polyethylene (PE) which is suitably rigid, flexible and harmless to the human body is used, but not necessarily limited thereto, thermosetting plastics, polypropylene, polycarbonate, polyvinyl chloride, acrylonitrile butadiene styrene, poly Plastic, polymer, or composite such as ester can be used.

Hereinafter, the operation of the present invention having the above-described configuration will be described with reference to Figs. 2, 3, and 5. Fig.

As an example, a catheter hub 140 with a flexible tube 142 connected to its distal end and a catheter 150 are inserted into the body 112 of the support 110 through a lower passage 112b and a central passage 112a . At this time, the fitting piece 152 of the catheter 150 is housed in the catheter receiving groove 116 to prevent the flow of the first and the second supporting portions 116a and 116b from the front and rear of the center of the catheter 150 And supports the outer surface of the catheter 150 while protecting the catheter 150 from an external impact or the like.

When the catheter 150 is attached to the support table 110 in this manner, the support blade 114 is attached to the upper surface of the gauze 120. The thus assembled catheter fixing device 100 is used in a hospital or the like.

That is, when a patient in a hospital or the like intends to supply fluid to a patient, a hospital member such as a nurse is fixed to a proper position of the patient by using the catheter fixing device 100. After removing the sticker 130 from the gauze 120, When attached to the skin, the gauze 120 is attached to the skin of the patient by a medical adhesive (e.g., a hydrocolloid adhesive) provided on the bottom surface.

In the above process, since the support table 110 is firmly attached to the patient's skin by the gauze 120, the flexible tube 142 to which the fluid is supplied is connected to the catheter hub 142, The catheter 140 and the catheter 150 can be kept attached to the patient's skin.

In addition, it is possible to reduce the occurrence of secondary infection by preventing the flow of the catheter 150 and the catheter hub 140, reduce the psychological anxiety of the patient as the patient relaxes in a comfortable posture, The occurrence of skin troubles can be reduced even when the skin 140 is used.

In addition, since the flexible tube 142 is connected to a general-purpose injection needle, the inconvenience of double purchase of the catheter fixing device and the injection needle is solved.

(Example 2)

FIG. 6 is a perspective view illustrating a catheter fixing apparatus according to another embodiment of the present invention, FIG. 7 is a perspective view showing a state where a catheter is connected to the catheter fixing apparatus shown in FIG. 6, Fig.

Fig. 9 is a perspective view showing a support in the catheter fixing device shown in Fig. 6, Fig. 10 is a side sectional view and partially enlarged view showing the use state of the catheter fixing device shown in Fig. 6, 10, a catheter securing device 200 according to another embodiment of the present invention includes a medical instrument support 210 and attachment means (gauze and sticker) for attaching the support 210 to a patient .

Referring to FIGS. 6 and 7, the support 210 includes a catheter hub 240 to which a flexible tube 242 is connected at its distal end, and a catheter 250. That is, the catheter 250 is prevented from flowing or rotating in the longitudinal direction, the width direction, and the vertical direction with respect to the receiving wing 214 of the receiving wing 214 described later.

The support base 210 includes a main body 212 and a pair of left and right support blades 214. The supporting wing 214 is disposed on the upper surface of the gauze 220 of the bonding means of the gluing means via the bottom surface and the gauze 220 is attached to the patient's skin by the above-mentioned medical adhesive.

The adhesive 230 on the bottom of the gauze 220 is covered with a release liner 230. In use, the gauze 220 is attached to the patient's skin after removing the sticker 230.

The main body 212 is integrally formed so as to be lifted upwardly from both inner side surfaces of the support vane 214 and has a first support portion 216 and a second support portion 218 spaced at a predetermined distance from the first support portion Respectively.

At this time, the first support portion 216 has a shape gradually decreasing in height toward the tip corresponding to the installation angle of the catheter 250, and a gap 218a formed between the first support portion 216 and the second support portion A locking protrusion 252 integrally formed at the center of the outer peripheral surface of the catheter 250 is inserted.

As shown in FIG. 7, the locking protrusion 252 is partially protruded to the outside of the gap 218a while being accommodated in the gap 218a, thereby preventing the catheter 250 from flowing or rotating.

The first support portion 216 has a plurality of slots 216a formed on both sides of the center portion thereof to reduce the weight of the support 210 together with the improvement of the external appearance.

A semicircular center passageway 212a is formed on the inside of the main body 212 to receive and fix a portion of the catheter 250 through the central passageway 212a.

In the present invention, the central passageway 212a has a semicircular cross-section, but is not limited thereto, and may correspond to the size and shape of the medical device, such as the catheter 250 being supported.

It is also possible for the central passage 212a to have a tapered shape corresponding to the outer shape of the medical container having a tapered cross-sectional shape.

The lower portion of the central passage 212a is opened to form the lower passage 212b so that the catheter 250 is disposed in the central passage 212a and the lower passage 212b. That is, the catheter 250 is inserted into the supporter 210 through the gauze 220, the central passage 212a and the lower passage 212b. When the catheter 250 is thus inserted, the locking projection 252 is inserted into the gap 218a Thereby preventing flow or rotation of the catheter 250. [

6 and 7, a tube gripping part 214a is formed integrally at the center of both edges of the receiving wing 214 to receive and support a moving tube 254 for moving the liquid.

11 is a perspective view illustrating a catheter fixing apparatus according to another embodiment of the present invention. The cover part 260 is integrally formed on the inner side of the support blade 114 so as to be lifted upwardly in a substantially C shape, and the flexible tube 242, It is also possible to receive and support the catheter hub 240 and the catheter 250, and the reference numeral 262 in FIG. 11 is a slot.

Hereinafter, the operation of the present invention having the above-described configuration will be described with reference to Figs. 6 to 8. Fig.

A catheter hub 240 to which a flexible tube 242 is connected at its distal end and a catheter 250 are inserted into the main body 212 of the supporter 210 through a lower passageway 212b and a central passageway 212a. At this time, the latching protrusion 252 of the catheter 250 is accommodated in the gap 218a to prevent the flow of the catheter 250. The first support portion 216 covers and supports the outer circumferential surface of the catheter 250, Thereby protecting the catheter 250.

When the catheter 250 is attached to the supporter 210 in this way, the supporter 214 is attached to the upper surface of the gauze 220. The thus assembled catheter securing device 200 is used in a hospital or the like.

That is, the hospital personnel are fixed to the patient's proper position using the catheter fixing device 200. When the sticker 230 is removed from the gauze 220 and attached to the skin of the patient, the gauze 220 is attached to the bottom And adhered to the skin of the patient by medical adhesive.

In the above process, since the supporter 210 is firmly attached to the patient's skin by the gauze 220, the flexible tube 242, to which the fluid is supplied, The catheter 240 and the catheter 250 can be kept attached to the patient's skin.

In addition, by preventing the flow of catheter 250 and catheter hub 240, it is possible to reduce the occurrence of secondary infections, reduce the patient's psychological anxiety as the patient relaxes in a comfortable posture, The occurrence of skin troubles can be reduced even when the skin 240 is used.

Further, since the flexible tube 242 is connected to a general-purpose injection needle, the inconvenience of double purchase of the catheter fixing device and the injection needle is solved.

Although the catheter fastening device according to the present invention has been described with reference to the drawings, it is to be understood that the present invention is not limited to the embodiments and drawings disclosed herein, and various modifications may be made by those skilled in the art within the scope of the invention. Of course.

110, 210: supports 112, 212:
112a, 212a: central passage 112b, 212b: lower passage
114, 214: Support wings 114a, 214a:
116: catheter seating groove 120, 220: gauze
130,230 sticker 140,240 catheter hub
142,242: Flexible tube 250: Catheter

Claims (10)

A catheter hub 140 and a catheter 150 including a pair of left and right support blades 114 and a main body 112 integrally formed on both inner sides of the support blades and having a flexible tube 142 connected to the distal end thereof, A support table 110 for supporting the substrate 110; The catheter (150) includes a catheter (150) and a catheter (150). The catheter (150) includes a catheter (150) A first support portion 116a and a second support portion 116b for protecting the catheter 150 from external impact are integrally formed and the catheter receiving groove 116 is formed in a plan view The catheter 150 has a rectangular shape and is formed integrally with the support blade 114 in a direction perpendicular to the support blade 114. The catheter mount groove 116 has a shape in which the height of the catheter 150 is gradually decreased toward the tip corresponding to the installation angle of the catheter 150 And a fitting piece 152 integrally formed on an outer circumferential surface of the catheter 150 is seated in the catheter receiving groove 116,
The fitting piece 152 is partially protruded outside the catheter receiving groove 116 in a state of being accommodated in the catheter receiving groove 116 to prevent the catheter 150 from flowing or rotating,
The first support portion 116a and the second support portion 116b have a plurality of slots 116a-1 and 116b-1 for reducing the weight of the support 110, ),
Wherein a tube grip part (114a) is integrally formed at a central portion of both ends of the support blade (114) so that a moving tube (152) for moving liquid is inserted and supported.
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