Visual fixing device for PICC / PQC catheter

Abstract

The utility model provides a visual fixing device for a PICC / PQC catheter, which belongs to the field of medical devices and comprises a fixing layer, a protective layer and a waterproof layer, the protective layer is arranged on the outer side of the fixing layer, the waterproof layer is arranged on the outer side of the protective layer, and a first catheter groove, a second catheter groove and a third catheter groove are respectively arranged in the middle of the fixing layer. The inner side of the left end of the fixing layer is provided with a first Velcro loop surface, the outer side of the right end of the fixing layer is provided with a first Velcro hook surface, the inner side of the left end of the protective layer is provided with a second Velcro loop surface, the outer side of the right end of the protective layer is provided with a second Velcro hook surface, and the inner side of the left end of the waterproof layer is provided with a third Velcro loop surface. A third magic tape hook surface is arranged on the outer side of the right end of the waterproof layer. The PICC / PQC catheter fixing device can fix a PICC / PQC catheter on the arm of a patient, and the tightening degree of the fixing layer to the arm can be adjusted according to the thickness of the arms of different patients, so that a good and comfortable fixing effect is achieved, and displacement of the catheter is prevented.

Description

Technical Field

[0001] The utility model relates to the field of medical devices, in particular to a visualization fixing device for a PICC / PQC catheter. Background Art

[0002] After the PICC / PQC catheter is inserted into the body, a portion of the catheter will remain outside the body for drug administration. This portion of the catheter remaining outside the body needs to be fixed in time, and the specific situation of the puncture site must be observed. The existing fixation method mainly uses a transparent patch to fix the catheter remaining outside the body to the patient's arm to prevent the catheter from shifting. However, for patients with skin damage caused by contact dermatitis, burns, pemphigus, etc. who cannot use transparent dressings, gauze can only be used to fix the catheter, and this fixation method can easily cause the catheter to fall off, especially when the patient is active or the patient does not cooperate with medical staff, the catheter will shift. Therefore, a visual fixation device for PICC / PQC catheters is needed. Utility Model Content

[0003] The utility model aims to provide a visual fixing device for a PICC / PQC catheter, so as to solve the technical problem of displacement of the existing catheter.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0005] A visualization fixing device for a PICC / PQC catheter comprises a fixing layer, a protective layer and a waterproof layer, wherein the protective layer is arranged on the outside of the fixing layer, the waterproof layer is arranged on the outside of the protective layer, a first catheter groove, a second catheter groove and a third catheter groove are respectively arranged in the middle of the fixing layer, a first Velcro fleece surface is arranged on the inner side of the left end of the fixing layer, a first Velcro hook surface is arranged on the outer side of the right end of the fixing layer, a second Velcro fleece surface is arranged on the inner side of the left end of the protective layer, a second Velcro hook surface is arranged on the outer side of the right end of the protective layer, a third Velcro fleece surface is arranged on the inner side of the left end of the waterproof layer, and a third Velcro hook surface is arranged on the outer side of the right end of the waterproof layer.

[0006] Furthermore, the width of the protective layer is greater than that of the fixed layer, the width of the waterproof layer is greater than that of the protective layer, the middle of the outer side of the fixed layer and the middle of the inner side of the protective layer are connected by a connecting belt, and the waterproof layer is attached to the outer side of the protective layer.

[0007] Furthermore, a plurality of air holes are arranged on the fixing layer, and the fixing layer is made of absorbent cotton or non-woven fabric.

[0008] Further, the width of the first conduit groove is greater than that of the second conduit groove, the width of the third conduit groove is greater than that of the first conduit groove, and the first conduit groove, the second conduit groove and the third conduit groove are arranged in an S shape.

[0009] Furthermore, three visual windows are respectively opened in the middle of the protective layer, the first conduit groove, the second conduit groove and the third conduit groove fall within the range of the three visual windows respectively, and a transparent polyurethane film is arranged on the visual windows.

[0010] Furthermore, the protective layer is made of elastic fiber cloth.

[0011] Furthermore, the front and rear sides of the waterproof layer are respectively provided with draw-out grooves, and a draw-out rope is provided inside the draw-out groove, and the draw-out rope can slide in the draw-out groove.

[0012] Furthermore, the waterproof layer is made of transparent waterproof silicone.

[0013] The utility model has the following beneficial effects due to the adoption of the above technical solution:

[0014] 1. The fixing layer of the utility model can fix the PICC / PQC catheter on the patient's arm, and can also adjust the degree of tightening of the fixing layer to the arm according to the thickness of the arm of different patients, so as to achieve a good and comfortable fixing effect and prevent the catheter from shifting.

[0015] 2. The protective layer of the utility model can wrap and protect the exposed catheter, and the visual window on the protective layer can be used to observe whether there is any special situation such as extravasation at the puncture site of the patient; the waterproof layer can prevent the catheter from getting wet. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the expansion of the visual fixing device of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the protective layer of the utility model.

[0018] In the accompanying drawings, 1-fixed layer, 11-first Velcro fleece surface, 12-first Velcro hook surface, 13-first conduit groove, 14-second conduit groove, 15-third conduit groove, 16-ventilation hole, 2-protective layer, 21-second Velcro fleece surface, 22-second Velcro hook surface, 23-visible window, 24-polyurethane film, 3-waterproof layer, 31-third Velcro fleece surface, 32-third Velcro hook surface, 33-pull-out groove, 34-pull-out rope, 4-connecting belt. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail with reference to the accompanying drawings and preferred embodiments. However, it should be noted that many details listed in the specification are only for the purpose of enabling readers to have a thorough understanding of one or more aspects of the utility model, and these aspects of the utility model can be realized even without these specific details.

[0020] like Figure 1 As shown, a visualization fixing device for PICC / PQC catheter comprises a fixing layer 1, a protective layer 2 and a waterproof layer 3, wherein the protective layer 2 is arranged on the outside of the fixing layer 1, the waterproof layer 3 is arranged on the outside of the protective layer 2, a first catheter groove 13, a second catheter groove 14 and a third catheter groove 15 are arranged in the middle of the fixing layer 1, a first Velcro fur surface 11 is arranged on the inner side of the left end of the fixing layer 1, a first Velcro hook surface 12 is arranged on the outer side of the right end of the fixing layer 1, and the inner side of the left end of the fixing layer 1 and the outer side of the right end of the fixing layer 1 are connected by the first Velcro fur surface 11 and the first Velcro hook surface 12. The protective layer 2 is connected with a Velcro hook surface 12, the inner side of the left end of the protective layer 2 is provided with a second Velcro fur surface 21, the outer side of the right end of the protective layer 2 is provided with a second Velcro hook surface 22, the inner side of the left end of the protective layer 2 and the outer side of the right end of the protective layer 2 are connected through the second Velcro fur surface 21 and the second Velcro hook surface 22, the inner side of the left end of the waterproof layer 3 is provided with a third Velcro fur surface 31, the outer side of the right end of the waterproof layer 3 is provided with a third Velcro hook surface 32, and the inner side of the left end of the waterproof layer 3 and the outer side of the right end of the waterproof layer 3 are connected through the third Velcro fur surface 31 and the third Velcro hook surface 32. When in use, the fixing layer 1, the protective layer 2 and the waterproof layer 3 can adjust the degree of tightening of the fixing layer 1, the protective layer 2 and the waterproof layer 3 to the arm according to the arm thickness of different patients, so as to achieve a good and comfortable fixing effect and prevent the catheter from shifting.

[0021] In this embodiment, the width of the protective layer 2 is greater than the width of the fixing layer 1, ensuring that the protective layer 2 can completely cover the fixing layer 1, and the protective layer 2 protects the catheter. The width of the waterproof layer 3 is greater than the width of the protective layer 2, ensuring that the waterproof layer 3 can completely cover the protective layer 2. The middle part of the outer side of the fixing layer 1 and the middle part of the inner side of the protective layer 2 are connected by a connecting belt 4. The waterproof layer 3 is attached to the outer side of the protective layer 2, and the waterproof layer 3 can prevent the catheter from getting wet.

[0022] In this embodiment, a plurality of ventilation holes 16 are provided on the fixing layer 1. When in use, after the fixing layer 1 is attached to the patient's arm, ventilation is achieved through the ventilation holes 16. The fixing layer 1 is made of absorbent cotton or non-woven fabric. The absorbent cotton has good softness and can be bent at will. After being attached to the patient's arm, it can achieve a good and comfortable fixing effect.

[0023] In this embodiment, the width of the first conduit groove 13 is greater than the width of the second conduit groove 14, the width of the third conduit groove 15 is greater than the width of the first conduit groove 13, and the first conduit groove 13, the second conduit groove 14 and the third conduit groove 15 are arranged in an S shape. The first conduit groove 13, the second conduit groove 14 and the third conduit groove 15 are three conduit grooves with different widths, which can be used to adapt to conduits of different diameters.

[0024] like Figure 2As shown, three visual windows 23 are respectively provided in the middle of the protective layer 2, and the first catheter groove 13, the second catheter groove 14 and the third catheter groove 15 fall within the range of the three visual windows 23 respectively, and a transparent polyurethane film 24 is provided on the visual window 23. The polyurethane film 24 has good waterproof, waterproof breathability, toughness and heat insulation effects. While the protective layer 2 wraps and protects the exposed catheter, the visual window 23 can be used to observe whether there is any special situation such as extravasation at the patient's puncture site. The protective layer 2 is made of elastic fiber cloth, which has good elasticity and breathability and is soft to the touch. When in use, after the protective layer 2 is covered on the fixed layer 1, the protective layer 2 can not only protect the catheter and the fixed layer, but also have a breathable effect.

[0025] like Figure 1 As shown, the front and rear sides of the waterproof layer 3 are respectively provided with a drawing groove 33, and the inside of the drawing groove 33 is provided with a drawing rope 34, and the drawing rope 34 can slide in the drawing groove 33. The waterproof layer 3 is made of transparent waterproof silicone, and it is possible to observe whether there is any special situation such as extravasation at the puncture port of the patient through the waterproof layer 3, and the waterproof silicone has a high elasticity and can return to its original shape; it also has high temperature resistance and excellent waterproof and moisture-proof properties, and can maintain stable performance in a humid environment; and it is soft and comfortable to use. The waterproof layer 3 completely covers the protective layer 2, and the two ends of the waterproof layer 3 are tightened with the drawing rope 34, and the drawing rope 34 is tied, and then the inner side of the left end of the waterproof layer 3 is connected to the outer side of the right end of the waterproof layer 3 through the third Velcro fur surface 31 and the third Velcro hook surface 32. The waterproof layer 3 and the protective layer 2 are set to be disconnected, and the patient can choose whether to use the waterproof layer 3 according to their own situation. When the patient accidentally touches liquid such as water, the waterproof layer 3 can prevent the liquid from wetting the catheter; when the patient takes a bath, it can also prevent the catheter from getting wet; when the waterproof layer 3 is not needed, the waterproof layer 3 can be removed.

[0026] How it works

[0027] According to the PICC / PQC catheter on the patient, a suitable catheter groove (the first catheter groove 13, the second catheter groove 14 or the third catheter groove 15) is selected, and the fixing layer 1 is first attached to the patient's arm so that the PICC / PQC catheter falls into the catheter groove (the first catheter groove 13, the second catheter groove 14 or the third catheter groove 15), and the inner side of the left end of the fixing layer 1 is connected to the outer side of the right end of the fixing layer 1 through the first Velcro fur surface 11 and the first Velcro hook surface 12, so that the fixing layer 1 is fixed on the patient's arm, and the PICC / PQC catheter is fixed in the catheter groove (the first catheter groove 13, the second catheter groove 14 or the third catheter groove 15); then the protective layer 2 is covered on the fixing layer 1 (to ensure that the protective layer 2 can be completely Fully cover the fixing layer 1), connect the inner side of the left end of the protective layer 2 with the outer side of the right end of the protective layer 2 through the second Velcro fleece surface 21 and the second Velcro hook surface 22, so that the protective layer 2 is fixed on the patient's arm, and at the same time, the first catheter groove 13, the second catheter groove 14 and the third catheter groove 15 fall into the range of the three visible windows 23 on the protective layer 2 respectively; fit the waterproof layer 3 on the protective layer 2 (to ensure that the waterproof layer 3 can completely cover the protective layer 2), tighten the two ends of the waterproof layer 3 with the drawstring 34, tie the drawstring 34, and then connect the inner side of the left end of the waterproof layer 3 with the outer side of the right end of the waterproof layer 3 through the third Velcro fleece surface 31 and the third Velcro hook surface 32, so that the waterproof layer 3 is fixed on the patient's arm.

[0028] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A visual fixation device for PICC / PQC catheter, characterized by: The invention comprises a fixing layer (1), a protective layer (2) and a waterproof layer (3), wherein the protective layer (2) is arranged on the outer side of the fixing layer (1), the waterproof layer (3) is arranged on the outer side of the protective layer (2), a first guide tube groove (13), a second guide tube groove (14) and a third guide tube groove (15) are respectively arranged in the middle of the fixing layer (1), a first Velcro fleece surface (11) is arranged on the inner side of the left end of the fixing layer (1), a first Velcro hook surface (12) is arranged on the outer side of the right end of the fixing layer (1), a second Velcro fleece surface (21) is arranged on the inner side of the left end of the protective layer (2), a second Velcro hook surface (22) is arranged on the outer side of the right end of the protective layer (2), a third Velcro fleece surface (31) is arranged on the inner side of the left end of the waterproof layer (3), and a third Velcro hook surface (32) is arranged on the outer side of the right end of the waterproof layer (3).

2. A visual fixation device for PICC / PQC catheter according to claim 1, characterized in that: The width of the protective layer (2) is greater than the width of the fixing layer (1), the width of the waterproof layer (3) is greater than the width of the protective layer (2), the middle part of the outer side of the fixing layer (1) and the middle part of the inner side of the protective layer (2) are connected via a connecting belt (4), and the waterproof layer (3) is attached to the outer side of the protective layer (2).

3. A visual fixation device for PICC / PQC catheter according to claim 1, characterized in that: A plurality of air holes (16) are arranged on the fixing layer (1), and the fixing layer (1) is made of absorbent cotton or non-woven fabric.

4. A visual fixation device for PICC / PQC catheter according to claim 1, characterized in that: The width of the first conduit groove (13) is greater than the width of the second conduit groove (14), the width of the third conduit groove (15) is greater than the width of the first conduit groove (13), and the first conduit groove (13), the second conduit groove (14) and the third conduit groove (15) are arranged in an S shape.

5. The visual fixation device for PICC / PQC catheter according to claim 1, characterized in that: Three visual windows (23) are respectively provided in the middle of the protective layer (2), the first conduit groove (13), the second conduit groove (14) and the third conduit groove (15) are respectively within the range of the three visual windows (23), and a transparent polyurethane film (24) is provided on the visual windows (23).

6. A visualization fixation device for PICC / PQC catheter according to claim 1, characterized in that: The protective layer (2) is made of elastic fiber cloth.

7. A visualization fixation device for PICC / PQC catheter according to claim 1, characterized in that: The front and rear sides of the waterproof layer (3) are respectively provided with drawing grooves (33), and a drawing rope (34) is arranged inside the drawing groove (33), and the drawing rope (34) can slide in the drawing groove (33).

8. A visualization fixation device for PICC / PQC catheter according to claim 1, characterized in that: The waterproof layer (3) is made of transparent waterproof silica gel.

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