CN215020497U

CN215020497U - Repair dressing for central venous catheter related skin injury

Info

Publication number: CN215020497U
Application number: CN202120994873.4U
Authority: CN
Inventors: 伍瑛; 李宇同; 黄果花; 李秋凤
Original assignee: First Affiliated Hospital of Jinan University
Current assignee: First Affiliated Hospital of Jinan University
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-12-07
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses a repair dressing for central venous duct correlation skin damage, including outer release film, fixed medical sticky tape and central venous duct of using, the inboard upper end of outer release film is provided with the medical hypo-sensitive ventilation layer of one deck, the downside of medical hypo-sensitive ventilation layer is connected with the medical hypo-sensitive ventilation layer of lower part at the inner of outer release film, the inboard outer end of aquogel film is provided with the aquogel thick film, the medical hypo-sensitive ventilation layer of lower part and the medical hypo-sensitive ventilation layer wholly constitute an I-shaped, one side of medical hypo-sensitive ventilation layer and the medical hypo-sensitive ventilation layer of lower part is pasted and is installed on central venous duct, the aquogel thick film is attached in the central outer end of aquogel film, this device can very big reduction and avoid central venous duct correlation skin damage, including central venous duct (CVC) and through the skin damage that periphery central venous duct (PI CC) is correlated with, can be used for replacing and repairing skin injury.

Description

Repair dressing for central venous catheter related skin injury

Technical Field

The utility model belongs to the technical field of central venous transfusion, specifically be a repair dressing that is used for central venous catheter correlation skin damage.

Background

The central venous transfusion technology is widely applied to the treatment of severe patients, tumors and surgical patients. These devices are placed into the body for the infusion and management of chemotherapeutic drugs, blood products, fluids, parenteral nutrition, and for the performance of dialysis and central venous pressure monitoring. Central venous catheters and central venous catheters are commonly punctured through peripheral veins. Central venous catheter-related skin damage is an additional manifestation of tissue exudation, erythema and/or skin abnormalities.

The central venous catheter is long in indwelling time, medicine replacement and maintenance are carried out every week, the skin is subjected to chemical stimulation of disinfectant, mechanical stimulation is generated when the skin is wiped, sweat glands in summer secrete multiple films to be airtight, toxic reaction of chemotherapy drugs to the skin is caused, the defense capacity of the skin stratum corneum is reduced, skin damage such as local skin contact dermatitis, allergy, mechanical injury and the like is easily generated, infection is caused to be pulled out, pain of a patient is increased, medical cost is increased, an adhesive in the central venous catheter dressing is probably caused by the skin damage, and therefore the repairing dressing for the central venous catheter related skin damage is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned proposed problems, a repair dressing for central venous catheter related skin lesions is provided.

The utility model adopts the technical scheme as follows: the repairing dressing for the central venous catheter related skin injury comprises an outer release film and a medical adhesive tape for fixing, wherein a medical low-sensitivity breathable layer is arranged at the upper end of the inner side of the outer release film, the lower side of the medical low-sensitivity breathable layer is connected with a lower medical low-sensitivity breathable layer at the inner end of the outer release film, a hydrogel thin film is fixedly mounted on the outer side of the inner end of the lower medical low-sensitivity breathable layer, a hydrogel thick film is arranged at the outer end of the inner side of the hydrogel thin film, the lower medical low-sensitivity breathable layer and the medical low-sensitivity breathable layer integrally form an I-shaped structure, four corners of the lower medical low-sensitivity breathable layer and the medical low-sensitivity breathable layer are blunt edges, and one sides of the medical low-sensitivity breathable layer and the lower medical low-sensitivity breathable layer are pasted and installed on a central venous catheter.

In a preferred embodiment, a plurality of medical adhesive tapes for fixing are adhered to the upper end of the central venous catheter, and the hydrogel film is attached to the central outer end of the lower medical hypoallergenic air permeable layer.

In a preferred embodiment, the thick hydrogel film is attached to the outer end of the center of the hydrogel film, the hydrogel film is made of purified water and sterilized synchronously during the irradiation synthesis process, the thickness of the hydrogel film is 0.2-1mm, and the water content in the hydrogel film is approximate to that of normal skin tissue and is about 18-30%.

In a preferred embodiment, the width of the medical low-sensitivity air-permeable layer is 0.8-1.2cm, the medical low-sensitivity air-permeable layer and the lower medical low-sensitivity air-permeable layer are integrally made, and the shape of the lower medical low-sensitivity air-permeable layer is the same as that of the hydrogel film.

In a preferred embodiment, the hydrogel film is self-adhesive repairing type, the size of the hydrogel film is smaller than that of the lower medical low-sensitivity air-permeable layer, and the edge of the hydrogel film and the edge of the rear end part of the lower medical low-sensitivity air-permeable layer are larger than 2 cm.

In a preferred embodiment, the hydrogel thin film and the hydrogel thick film have the same shape, the size of the hydrogel thick film is smaller than that of the hydrogel thin film, and the width of the medical adhesive fixing tape is 0.8-1.2 cm.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the aquogel film has high biocompatibility, the pure nothing of matrix adds the sensitizing substance, except having functions such as decompression, moisturizing, ventilative, cold compress, and has the function of restoreing the skin damage alone, has transparent visual design, need not to reveal the local situation that the dressing can observe skin for the practicality improves greatly.

2. The utility model discloses in, the whole I word shape that constitutes of medical hypo-sensitive ventilative layer of lower part and medical hypo-sensitive ventilative layer, the design of I shape can be with central venous duct safety, stable fixed, prevent that the pipe from deviating from, is applicable to through peripheral venipuncture central venous duct, central venous duct etc. simultaneously through the fixed dual bonding effect with medical sticky tape, can improve fixed effect greatly.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

The labels in the figure are: 1-lower medical low-sensitivity breathable layer, 2-hydrogel thin film, 3-external release film, 4-medical low-sensitivity breathable layer, 5-hydrogel thick film and 6-medical adhesive tape for fixation.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1, a repair dressing for central venous catheter related skin injury comprises an outer release film 3, a medical adhesive tape 6 for fixation and a central venous catheter, wherein a medical hypo-sensitive breathable layer 4 is arranged at the upper end of the inner side of the outer release film 3, a lower medical hypo-sensitive breathable layer 1 is connected to the inner end of the outer release film 3 at the lower side of the medical hypo-sensitive breathable layer 4, the whole air permeability can be ensured through the lower medical hypo-sensitive breathable layer 1 and the medical hypo-sensitive breathable layer 4, a hydrogel thin film 2 is fixedly arranged on the outer side of the inner end of the lower medical hypo-sensitive breathable layer 1, a hydrogel thick film 5 is arranged at the outer end of the inner side of the hydrogel thin film 2, the lower medical hypo-sensitive breathable layer 1 and the medical hypo-sensitive breathable layer 4 integrally form an I-shaped structure, four corners of the lower medical hypo-sensitive breathable layer 1 and the medical hypo-sensitive breathable layer 4 are blunt edges, one sides of the medical hypo-sensitive breathable layer 4 and the lower medical hypo-sensitive breathable layer 1 are pasted and installed on the central venous catheter, the medical hypoallergenic air permeable layer 1 and the medical hypoallergenic air permeable layer 4 integrally form an I-shaped structure, and the design of the I-shaped structure can safely and stably fix the central venous catheter to prevent the catheter from falling off.

It should be noted that, a plurality of medical adhesive tapes 6 for fixation are bonded on the upper end of the central venous catheter, the hydrogel film 2 is attached to the central outer end of the lower medical hypoallergenic air permeable layer 1, and the fixation effect can be greatly improved by the double bonding effect of the medical adhesive tapes 6 for fixation.

It should be noted that the hydrogel thick film 5 is attached to the outer end of the center of the hydrogel thin film 2, the substrate of the hydrogel thin film 2 is purified water and is sterilized synchronously in the irradiation synthesis process, the thickness of the hydrogel thin film 2 is 0.2-1mm, and the water content in the hydrogel thin film 2 is about 18-30% of that of normal skin tissue.

The width of the medical hypoallergenic air permeable layer 4 is 0.8-1.2cm, the medical hypoallergenic air permeable layer 4 and the lower medical hypoallergenic air permeable layer 1 are integrally made, and the shape of the lower medical hypoallergenic air permeable layer 1 is the same as that of the hydrogel film 2.

The hydrogel film 2 is self-adhesive repairing type, the size of the hydrogel film 2 is smaller than that of the lower medical low-sensitivity air-permeable layer 1, the edge of the hydrogel film 2 and the edge of the rear end part of the lower medical low-sensitivity air-permeable layer 1 are larger than 2cm, the hydrogel film 2 has extremely high biocompatibility, the matrix is pure and has no added sensitizing substances, the functions of pressure reduction, moisture preservation, air permeability, cold compress and the like are realized, the function of repairing skin injury is unique, the transparent visual design is realized, and the local condition of the skin can be observed without uncovering dressing.

The hydrogel film 2 and the hydrogel thick film 5 have the same shape, the size of the hydrogel thick film 5 is smaller than that of the hydrogel film 2, and the width of the medical tape 6 for fixation is 0.8 to 1.2 cm.

The working principle is as follows: when the device is used, the lower medical hypoallergenic air permeable layer 1 and the medical hypoallergenic air permeable layer 4 integrally form an I-shaped structure, the central venous catheter can be safely and stably fixed by the I-shaped structure, the device is prevented from being separated from the catheter, the device is suitable for puncturing the central venous catheter through peripheral veins, the central venous catheter and the like, and meanwhile, the device can greatly improve the fixing effect by the double bonding effect of the medical adhesive tape 6 for fixing, meanwhile, the hydrogel film 2 has extremely high biocompatibility, the matrix is pure and has no added allergenic substances, besides the functions of pressure reduction, moisture preservation, ventilation, cold compress and the like, the device has the function of repairing skin damage exclusively, and has transparent visible design, and the local condition of the skin can be observed without uncovering dressing.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A repair dressing for central venous catheter related skin injury, which comprises an external release film (3), a medical adhesive tape (6) for fixation and a central venous catheter, and is characterized in that: the medical low-sensitivity breathable mask is characterized in that a medical low-sensitivity breathable layer (4) is arranged at the upper end of the inner side of the outer release film (3), a lower medical low-sensitivity breathable layer (1) is connected to the inner end of the outer release film (3) at the lower side of the medical low-sensitivity breathable layer (4), a hydrogel thin film (2) is fixedly arranged on the outer side of the inner end of the lower medical low-sensitivity breathable layer (1), a hydrogel thick film (5) is arranged at the outer end of the inner side of the hydrogel thin film (2), the medical low-sensitivity breathable layer (1) and the medical low-sensitivity breathable layer (4) form an I-shaped whole, corners of the lower medical low-sensitivity breathable layer (1) and four ends of the medical low-sensitivity breathable layer (4) are blunt edges, and one sides of the medical low-sensitivity breathable layer (4) and the medical low-sensitivity breathable layer (1) are pasted and installed on a central venous catheter.

2. A repair dressing for central venous catheter related skin lesions as claimed in claim 1 wherein: the upper end of the central venous catheter is bonded with a plurality of medical adhesive tapes (6) for fixing, and the hydrogel film (2) is attached to the outer end of the center of the lower medical low-sensitivity breathable layer (1).

3. A repair dressing for central venous catheter related skin lesions as claimed in claim 1 wherein: the hydrogel thick film (5) is attached to the outer end of the center of the hydrogel thin film (2), the substrate of the hydrogel thin film (2) is purified water and is sterilized synchronously in the irradiation synthesis process, the thickness of the hydrogel thin film (2) is 0.2-1mm, and the water content in the hydrogel thin film (2) is about 18-30% of that of normal skin tissues.

4. A repair dressing for central venous catheter related skin lesions as claimed in claim 1 wherein: the width of the medical low-sensitivity breathable layer (4) is 0.8-1.2cm, the medical low-sensitivity breathable layer (4) and the lower medical low-sensitivity breathable layer (1) are integrally manufactured, and the shape of the lower medical low-sensitivity breathable layer (1) is the same as that of the hydrogel film (2).

5. A repair dressing for central venous catheter related skin lesions as claimed in claim 1 wherein: the hydrogel film (2) is in a self-adhesive repairing type, the size of the hydrogel film (2) is smaller than that of the lower medical low-sensitivity breathable layer (1), and the edge of the hydrogel film (2) and the edge of the rear end part of the lower medical low-sensitivity breathable layer (1) are larger than 2 cm.

6. A repair dressing for central venous catheter related skin lesions according to claim 5 characterised in that: the hydrogel thin film (2) and the hydrogel thick film (5) are the same in shape, the size of the hydrogel thick film (5) is smaller than that of the hydrogel thin film (2), and the width of the medical adhesive tape (6) for fixing is 0.8-1.2 cm.