CN220360497U

CN220360497U - Band-aid with local anesthesia pain relieving function

Info

Publication number: CN220360497U
Application number: CN202321153249.7U
Authority: CN
Inventors: 丁超
Original assignee: Cancer Hospital and Institute of CAMS and PUMC
Current assignee: Cancer Hospital and Institute of CAMS and PUMC
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2024-01-19
Anticipated expiration: 2033-05-15

Abstract

The utility model relates to a band-aid with local anesthesia pain relieving function, which comprises a band-aid main body, wherein the top surface of the band-aid main body comprises a wound protection pad layer 2, detachable anesthesia pain relieving medicine gel patches 3 are arranged on two sides and the periphery of the wound protection pad layer 2, and the exposed part of the band-aid is glued to form an adhesive layer 10; the wound-protecting cushion layer 2 is a silicone foam wound-protecting cushion layer, and comprises a contact layer 7 of porous polyurethane film coated with silica gel adhesive, an absorption layer 8 prepared from polyurethane foam cushion and a waterproof and breathable layer 9 prepared from polyurethane film with waterproof and breathable properties. The utility model can be made into various creative preset shapes, such as butterfly shape, ring shape and the like, can diminish inflammation, absorb wound liquid, relieve pain, remove scars and beautify skin, is attractive and elegant, is easy to replace, and is beneficial to moderate activities of patients and early recovery of wounds.

Description

Band-aid with local anesthesia pain relieving function

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a band-aid with local anesthesia pain relieving function.

Background

Pain at the wound incision is caused by the nociceptive stimulus felt by the cutaneous sensory nerve fibers, and is shallower than the superficial pain, and the patient is acutely or dull in a resting state; the incision is pulled, which can produce intense pain, mostly sharp pain, which is aggravated when subcutaneous hematoma, incision inflammation, ischemia exist.

The incision pain has serious influence on the physical and psychological states of the patient and the local or whole functions of the body, severe pain can cause tachycardia, oxygen consumption increase, heart disease induction, neuroendocrine and metabolic dysfunction, mental state and sleep of the patient are influenced, the pain of the patient can be relieved by effective analgesic treatment, the comfort level of the patient is improved, the patient can moderately move, the occurrence of thrombus formation of lower limbs and pulmonary embolism is reduced, the recovery of gastrointestinal functions is promoted, the stress response of the patient is reduced, the cardiovascular function stability of the patient is maintained, and the early rehabilitation of the patient is promoted.

The dressing change operation of removing the dressing can also cause wounds to the wound bed and the skin around the wound, so pain is increased, healing is delayed, the pain experienced by a patient in the dressing change process is more than expected, the treatment confidence of the patient is possibly reduced, future dressing change is more anxious, most patients feel pain according to statistics of the world wound healing association, the pain is aggravated when dressing change is carried out, the medical cost is increased, the cost performance of care is reduced, although the pain can be properly managed through pain relieving or anesthesia, the current pain relieving or anesthesia operation method is cumbersome and inconvenient, the patient can not widely use in clinical work, if the wound plaster with local anesthesia pain relieving function is provided, the local nerve blocking anesthesia pain relieving function is provided while the wound dressing function is realized, and the wound pain relieving and rehabilitation process can be greatly promoted.

The existing auxiliary material products do not have the anesthesia and analgesia functions, and the local anesthesia and analgesia patch definitely shows that the local anesthesia and analgesia patch cannot be used for damaged skin and mucous membrane, so that serious complications caused by excessive local anesthesia drug absorption and high blood concentration can be avoided.

There are many clinical scenarios for wound dressing applications, and the size and shape of the required auxiliary materials are also different. For example, for the wound hole that the laparoscopic minimally invasive surgery produced, circular dressing may be more suitable, and the wound shape and size of different operations also vary, so often need tailor the dressing when clinical use auxiliary material, so it is not convenient enough when using.

The band-aid is a simple medical product which is most commonly used in life of people and has the functions of stopping bleeding and protecting wound. The wound is generally long-strip-shaped, is generally used for small wounds with smaller area, superficial wounds, little bleeding of the wounds and no need of suturing, plays a role in emergency treatment, temporarily stops bleeding and protects the wound surface.

The band-aid is divided into a band-aid without medicinal components and a band-aid with medicinal components. Generally, only the exudates of the wound are required to be adsorbed, the wound with the function of drying the wound can be made of the non-medical band-aid, and the wound with the functions of stopping bleeding, diminishing inflammation and sterilizing can be made of the medical band-aid. The general band-aid containing medicinal components comprises furacilin band-aid, yunnan white drug powder band-aid, benzalkonium chloride band-aid and the like, and the bandi band-aid and the constant band-aid are free of medicines.

The traditional band-aid is that a piece of non-woven fabric absorbent pad or absorbent cotton is attached on a medical adhesive tape, and when in use, the absorbent pad or absorbent cotton is closely contacted with a wound to absorb wound seepage, diminish inflammation and keep the wound dry so as to achieve the purpose of treating the wound.

However, such bandages have significant drawbacks in use. On the one hand, the absorbent pad or absorbent cotton composed of non-woven fabrics is easy to adhere to the wound, and is easy to cause secondary damage when being removed, so that the pain of a patient is increased. On the other hand, the band-aid does not have or has weak pain relieving function, and the conventional band-aid has a single shape.

Disclosure of Invention

In order to solve the problems, the utility model provides the band-aid with local nerve blocking anesthesia and analgesia functions, which can realize the function of wound dressing and simultaneously has the functions of local nerve blocking anesthesia and analgesia, and meanwhile, the band-aid has various models and shapes including but not limited to butterfly shapes and ring shapes, and can meet the medical situations of pain relieving and rehabilitation of most wounds.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a band-aid with local anesthesia pain relieving function, includes band-aid main part 1, is provided with in the top surface of band-aid main part 1 and protects band-aid layer 2, is provided with in the both sides or all around of protect band-aid layer 2 with protect band-aid layer 2 thickness unanimous detachable anesthesia analgesic drug gel patch 3, the rubber coating of the exposed part of band-aid main part 1 top surface forms adhesive layer 10, has from the laminating of adhesive layer 10's surface activity to have film 11.

Further, the band-aid body 1 is made of waterproof and breathable materials.

Further, the wound-protecting pad layer 2 includes a contact layer 7 impregnated with a medicine, an absorption layer 8 for absorbing and storing wound exudates, and a waterproof breathable layer 9 having waterproof breathability.

Further, the contact layer 7 is a porous polyurethane film coated with a silica gel adhesive, the absorption layer 8 is a polyurethane foam pad, and the waterproof and breathable layer 9 is a polyurethane film with waterproof and breathable properties.

Further, the anesthetic analgesic gel patch 3 is a gel patch containing a local anesthetic or a non-steroidal anti-inflammatory drug.

Further, the local anesthetic is lidocaine.

Further, the non-steroidal anti-inflammatory drug is flurbiprofen axetil.

Further, the wound protection cushion layer 2 is round, oval or strip-shaped, and the anesthetic and analgesic medicine gel patch 3 is ring-shaped, oval ring-shaped or strip-shaped.

Further, the band-aid is a preset shape including, but not limited to, butterfly shape, ring shape.

Further, the wound protection cushion layer 2 is an anesthetic analgesic gel patch 3.

The utility model not only achieves the effect of relieving pain of the wound and reduces the pain of the wound when changing the dressing, but also is beneficial to absorbing exudation of the wound, resisting inflammation, relieving pain and detumescence, being convenient for replacement, promoting wound healing, being beneficial to moderate activities of patients and promoting early recovery of the patients. The band-aid of the utility model is in a preset shape, including but not limited to butterfly shape and ring shape, and has the functions of band-aid and certain artistic and decorative properties.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic top view of a band-aid with local anesthesia and analgesia according to one embodiment of the present utility model;

FIG. 2 is a schematic view showing the shape and position of a wound-protecting layer and an anesthetic-analgesic gel patch according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing the shape and position of a wound-protecting layer and an anesthetic-analgesic gel patch according to another embodiment of the present utility model;

FIG. 4 is a schematic side view of a band-aid according to one embodiment of the utility model;

FIG. 5 is a top view of a band-aid of one embodiment of the utility model;

fig. 6 is a top view of another embodiment of the band-aid of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be examined and fully described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, the band-aid with local anesthesia pain relieving function provided by the utility model comprises a band-aid main body 1, wherein a wound protection cushion layer 2 is arranged on the top surface of the band-aid main body 1, detachable anesthesia pain relieving medicine gel patches 3 are arranged on two sides or periphery of the wound protection cushion layer 2, an exposed part of the top surface of the band-aid main body 1 is glued to form a pasting layer 10, and a release film 11 is movably attached to the surface of the pasting layer 10. The adhesive is not limited to self-adhesive, pressure-sensitive adhesive, hot melt adhesive and the like.

The band-aid main body 1 is a breathable waterproof layer, the material can be TPU film or EPTFE (polytetrafluoroethylene), the wound is prevented from being polluted by the penetration of external liquid and even the wound recovery is affected, and the wound protection pad layer 2 and the anesthesia analgesic medicine gel patch 3 can be fixed on the band-aid main body 1.

In order to adapt to the shape of the postoperative wound such as laparoscope, the wound protection pad layer 2 and the anesthetic and analgesic gel patch 3 can be circular and annular, as shown in fig. 3, at this time, the band-aid main body 1 can be circular or rectangular, and the band-aid can be manufactured into various shapes, such as circular and annular band-aids, and is suitable for punctiform wounds.

The wound-protecting cushion layer 2 comprises a contact layer 7 impregnated with medicine, an absorption layer 8 and a waterproof breathable layer 9 with waterproof and breathable properties. The contact layer 7 can be sterilized and anti-inflammatory due to drug soaking, and can also be provided with related drugs such as iodophor, traditional Chinese medicine and the like in or on the surface; the absorption layer is used for absorbing and storing wound liquid, and can be non-woven fabrics, hemostatic cotton and the like, and is preferably elastic.

The wound-protecting pad layer 2 may be a natural material, a synthetic polymer material, an inorganic material, and a composite material. Preferably, the contact layer 7 is a porous polyurethane film coated with a silica gel adhesive, the absorption layer 8 is a polyurethane foam pad, and the waterproof and breathable layer 9 is a polyurethane film having waterproof and breathable properties.

The polyurethane foam pad has strong exudate absorbing capacity, can absorb more than ten times of the weight of the exudate, and can store 5 times of the weight of the exudate after absorbing the exudate; can also be used under pressure without reverse osmosis. The polyurethane film with waterproof and breathable properties has the functions of preventing bacteria, keeping moisture and preserving heat, adhering to a wound, and effectively blocking the invasion of external environment to the wound, and in addition, when the self-adhesive wound protection cushion layer is poorly adhered due to sweat or secretion of skin, the wound protection cushion layer 2 can be washed by clean water or neutral liquid, and can be used continuously after being dried.

Clinically, reducing pain caused by dressing changes to remove the wound-protecting pad is one of the factors to be considered. The porous polyurethane film of contact layer 7 minimizes pain during removal in a range of wound types and patient populations, including pediatric, burn, heel ulcers and radiation skin injury patients, reduces pain during changing dressings, reduces anxiety and ultimately accelerates the healing process, thereby improving the quality of life of the patient, and in addition, the evaluation of pain intensity measurements during removal of the wound-protecting layer has found that pain intensity is significantly reduced when the wound-protecting layer 2 of the present utility model is used in healthy volunteers.

In one embodiment, the waterproof and breathable layer 9 may be omitted, i.e. the absorbent layer 8 is directly attached to the adhesive bandage body 1.

The band-aid main body 1 is covered with a release film 11 to protect the narcotic analgesic drug gel patch 3, the contact layer 7 and the adhesive layer 10. When the adhesive bandage is used, after the release film is opened, the wound protection cushion layer 2 is covered on the sutured wound, the gel patch 3 with the anesthetic and analgesic drugs is covered on the skin at the two sides of the wound protection cushion layer 2, and then the adhesive layer is pressed, so that the whole adhesive bandage is firmly adhered on the skin.

The anesthetic gel patch 3 may be not closed, for example, may be distributed on both sides of the wound protection pad layer 2, which is convenient for saving cost. The gel patch 3 for the narcotic analgesic has viscosity and can be directly placed on the band-aid main body 1, and can not be separated from the band-aid main body 1 normally if no external force is applied. In application, the gel patch can be removed by hand (generally, doctor will carry glove to operate, so no bacterial infection will occur), and placed around the wound. Gel patches (such as lidocaine gel patches) have good affinity for the skin themselves and have skin cosmetic or scar-removing effects.

The incision pain treatment means mainly comprise two types of general application narcotic analgesics and local nerve blocks, in contrast, the wound local narcotic nerve blocks can obtain satisfactory local analgesic effects, and various side effects of general application narcotic analgesics are avoided.

In the utility model, the specification of the wound protection cushion layer 2 can be a round shape with the diameter of 2 cm, a strip shape with the length of 5 cm and the width of 2 cm, a strip shape with the length of 10 cm and the width of 2 cm, a strip shape with the length of 15 cm and the width of 2 cm, a strip shape with the length of 20 cm and the width of 2 cm, and the like, and the specification of the anesthesia analgesic medicine gel patch 3 can be a circular shape with the diameter of 2-4 cm, a strip shape with the length of 5 cm and the width of 2 cm, a strip shape with the length of 10 cm and the width of 2 cm, a strip shape with the length of 15 cm and the width of 2 cm, a strip shape with the length of 20 cm and the width of 2 cm, and the like.

The anesthetic analgesic gel patch 3 is a gel patch containing a local anesthetic (such as lidocaine) or a non-steroidal anti-inflammatory drug (such as flurbiprofen axetil).

The band-aid of the present utility model may also be manufactured in a variety of creative preset shapes such as a butterfly shape, a ring shape, as shown in fig. 5-6. Therefore, the utility model can diminish inflammation, absorb wound fluid, relieve pain, remove scars and beautify skin, has multiple purposes, is attractive and elegant, and is especially suitable for women and children after operation.

In one embodiment, the wound protection pad layer 2 is also an anesthetic and analgesic gel patch 3, that is, the middle part of the wound protection pad is a whole anesthetic and analgesic gel patch 3, so as to be used for soft tissue wounds without open wounds.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The adhesive bandage with the local anesthesia pain relieving function is characterized by comprising an adhesive bandage main body (1), wherein a wound protection cushion layer (2) is arranged on the top surface of the adhesive bandage main body (1), detachable anesthesia pain relieving medicine gel patches (3) with the same thickness as the wound protection cushion layer (2) are arranged on two sides or four sides of the wound protection cushion layer (2), the exposed part of the top surface of the adhesive bandage main body (1) is glued to form an adhesive layer (10), and a release film (11) is movably attached to the surface of the adhesive layer (10); the wound protection cushion layer (2) comprises a contact layer (7) with waterproof and air-permeable properties, and an absorption layer (8) for absorbing and storing wound exudates.

2. The band-aid with local anesthesia pain relieving function according to claim 1, wherein the band-aid body (1) is made of waterproof and breathable material.

3. The band-aid with local anesthesia pain relieving function according to claim 1, characterized in that the wound-protecting pad layer (2) further comprises a waterproof breathable layer (9) with waterproof breathability.

4. A band-aid with local anesthesia pain relieving function according to claim 3, characterized in that the contact layer (7) is a porous polyurethane film coated with a silica gel adhesive, the absorption layer (8) is a polyurethane foam pad, and the waterproof breathable layer (9) is a polyurethane film with waterproof breathability.

5. The band-aid with local anesthesia pain relieving function according to claim 1, wherein the anesthesia pain relieving medicine gel patch (3) is a gel patch containing local anesthesia medicine or non-steroidal anti-inflammatory medicine.

6. The band-aid with local anesthetic analgesic function as claimed in claim 5, wherein said local anesthetic drug is lidocaine.

7. The band-aid with local anesthesia pain relieving function as in claim 5 wherein the non-steroidal anti-inflammatory drug is flurbiprofen axetil.

8. The band-aid with local anesthesia pain relieving function according to claim 1, wherein the wound protection cushion layer (2) is round, oval or strip-shaped, and the anesthesia pain relieving medicine gel patch (3) is ring-shaped, oval ring-shaped or strip-shaped.

9. The band-aid with local anesthesia pain relieving function as claimed in claim 1, wherein the band-aid is a preset shape including, but not limited to, butterfly shape, ring shape.

10. The band-aid with local anesthesia pain relieving function as claimed in claim 1, wherein the wound protection cushion layer (2) is an anesthesia pain relieving medicine gel patch (3).