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A Band-Aid for Chronic Wounds

A technology for chronic wounds and bandages, applied in the field of chronic wounds and general wounds, it can solve the problems of scarring, difficult to heal, easy to infect bacteria, etc., and achieve the effect of restoring tissue growth.

Active Publication Date: 2020-08-04
安徽天耘医疗器械有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, wounds are mainly treated with bandages and oral medications, which are prone to bacterial infection and leave scars after healing. For some chronic wounds, it is especially difficult to heal

Method used

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  • A Band-Aid for Chronic Wounds
  • A Band-Aid for Chronic Wounds
  • A Band-Aid for Chronic Wounds

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] A dressing for chronic wounds such as Figure 1-3 As shown, it is composed of matrix cloth layer 1, seaweed cotton layer 2 and spinning treatment layer 3; the spinning treatment layer 3 is composed of three layers of coaxial spinning 4; the first layer of spinning is provided with cork extract; the second layer of spinning is provided with fibroblast growth factor FGF2; the third layer of spinning is provided with borneol. Ventilation holes 5 are opened on the base cloth layer 1 .

[0022] The material of the three-layer coaxial spinning 4 is a mixture of silk fibroin and chitosan at a mass ratio of 1:1.

[0023] The Phellodendron Phellodendri extract is extracted by the following method: drying Phellodendron Phellodendri in the sun, grinding into powder, adding 4 times the weight of water to reflux for extraction three times, combining the filtrates, and evaporating to dryness.

Embodiment 2

[0025] A dressing for chronic wounds such as Figure 1-3 As shown, it is composed of matrix cloth layer 1, seaweed cotton layer 2 and spinning treatment layer 3; the spinning treatment layer 3 is composed of three layers of coaxial spinning 4; the first layer of spinning is provided with cork extract; the second layer of spinning is provided with fibroblast growth factor FGF3; the third layer of spinning is provided with borneol. Ventilation holes 5 are opened on the base cloth layer 1 .

[0026] The material of the three-layer coaxial spinning 4 is silk.

[0027] The Phellodendron Phellodendri extract is extracted by the following method: drying the Phellodendron Phellodendri, grinding it into powder, adding 5 times the weight of water to reflux for extraction three times, combining the filtrates, and evaporating to dryness.

[0028] The first layer of spinning is also provided with Acacia sinensis extract, and the Acacia sinensis extract is extracted by the following metho...

Embodiment 3

[0030] A dressing for chronic wounds such as Figure 1-3 As shown, it is composed of matrix cloth layer 1, seaweed cotton layer 2 and spinning treatment layer 3; the spinning treatment layer 3 is composed of three layers of coaxial spinning 4; the first layer of spinning is provided with cork Extract; fibroblast growth factor FGF4 and lapis lazuli powder are set in the second layer of spinning, and borneol is set in the third layer of spinning. Ventilation holes 5 are opened on the base cloth layer 1 .

[0031] The material of the three-layer coaxial spinning 4 is bamboo fiber.

[0032] The Phellodendron Phellodendri extract is extracted by the following method: drying the Phellodendron Phellodendri, grinding it into powder, adding 5 times the weight of water to reflux for extraction three times, combining the filtrates, and evaporating to dryness.

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PUM

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Abstract

The invention discloses a bandage for treating chronic wounds, which belongs to the technical field of medical dressing preparation. It is composed of a matrix cloth layer, a seaweed cotton layer and a spinning treatment layer; the spinning treatment layer is composed of three coaxial layers of spinning; the first layer of spinning is equipped with cork extract; the second layer of spinning is equipped with Fibrocyte growth factor; the third layer of spinning is equipped with borneol. The slow bandage of the present invention complies with 6864 Medical Hygiene Materials and Dressings, 6866 Medical Polymer Materials and Products, and refers to the second-class medical device product standards. It has therapeutic functions and can reduce inflammation, myogenesis, and restore tissue growth for traumatized skin. It is suitable for Treatment of general trauma and chronic trauma.

Description

technical field [0001] The invention belongs to the technical field of preparation of medical dressings, in particular to a bandage suitable for general wounds and chronic wounds. Background technique [0002] Trauma can be classified according to location, site of injury, injured tissue, causative agent, and degree of skin integrity. According to the location of occurrence, it can be divided into war injuries, industrial injuries, agricultural injuries, traffic injuries, sports injuries, life injuries, etc.; According to the type of injury, it can be divided into fracture, dislocation, concussion, organ rupture, etc.; those who are injured at the same time in adjacent parts are called joint injuries; when classified according to the injured tissue or organ, it can be divided into soft tissue trauma, trauma, etc. according to the depth of the injured tissue. Bone and joint trauma and visceral trauma. Soft tissue trauma refers to damage to the skin, subcutaneous tissue, and...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61L15/44A61L15/42A61L15/40A61L15/20A61F13/02
CPCA61L15/20A61L15/40A61L15/42A61L15/44A61F13/00063A61F13/02A61L2300/30A61L2300/412A61L2300/414A61F13/01008A61F13/01029
Inventor 朱晓肸朱俊辉周美霞
Owner 安徽天耘医疗器械有限公司
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