MEDICAL SUPPLIES THAT ENSURE VISIBILITY OF INTRAVENOUS ACCESS.

TR202510162A3Pending Publication Date: 2026-09-21KARADENIZ TEKNIK UNIVERSITESI TEKNOLOJI TRANSFERI UYGULAMA & ARASTIRMA MERKEZI MUDURLUGU
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Patent Information

Application Number
TR202510162
Authority / Receiving Office
TR · TR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2025-07-23
Publication Date
2026-09-21

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Abstract

The invention relates to a medical consumable designed in the form of a plaster, applicable to the body surface, semi-sterile, and portable. This material has been developed specifically for use in individuals with poor vascular visibility to enhance vascular structures and facilitate vascular procedures (e.g., catheterization).
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Description

1 TARIFF MEDICAL SUPPLIES THAT ENSURE VISIBILITY OF INTRAVENOUS ACCESS. TECHNICAL FIELD The invention is a semi-sterile adhesive strip designed for application to the body surface. It relates to a medical consumable that is portable and has a compact structure. This material, in particular... In individuals with poor vascular visibility, making vascular structures more visible and used to facilitate vascular access procedures (e.g., catheterization) It has been developed accordingly. The structure that is the subject of the invention is used in all units required in the healthcare sector – 10 hospitals, family health centers (FHCs), community health centers (CHCs), and Suitable for use in vehicles including ambulances. Also suitable for nursing, medicine and emergency medicine. In health education fields such as medical technician (ATT), the practice of intravenous access placement It can also be used to support learning. PREVIOUS TECHNIQUE In current practice, vascular access procedures are mostly performed via peripheral intravenous catheter. (PIVK) application is performed, and this method is carried out near the surface of the body. It is based on the placement of catheters in the veins. However, in some individuals The veins are either poorly visible on the surface or cannot be palpated. This 20 Therefore, both to facilitate the identification of the vascular access and the catheterization procedure Various clinical applications and technological devices have been developed. Current clinical practices include creating venous distension with tourniquets or cuffs, Treatment options include changing the position of the extremity, venous massage, local heat application, and IR radiation. This includes methods such as the application of ultrasound and ultrasonography. Of these methods, 25 While some are widely used in the field, particularly ultrasonography, hot Techniques such as imaging and IR light are limited in awareness and difficult to implement due to It has not become widespread. Furthermore, ultrasonography is mostly used for central vascular procedures. It is preferred in its display. Vascular imaging devices offer a technological solution to this problem. These devices have been developed to make blood vessels visible, usually using infrared (IR) technology. It uses light, based on the principles of reflected light and transillumination. It is working. IR light penetrates the tissue and vascular structures, and the reflections are captured by the camera. or is displayed by being captured via sensors. Current devices 2 They generally have limited areas of use, high cost, and varying portability. It has limitations. For example, devices like the Veinviewer Vision2 and Veinviewer Flex can reach depths of 10 mm. It can image blood vessels using IR rays. It has multiple imaging modes. They offer advantages such as high resolution and adaptability to various application areas. 5 However, high prices (approximately 7,000–8,000 USD), the need for charging or batteries, and transportation are drawbacks. The difficulties and the inability to widely implement them in hospital units are significant disadvantages. This stands out. Additionally, the devices can operate using either the city power grid or battery power. It incurs costs and is not practical to use in every patient room or emergency situation. It is not. 10 Another example is Veinlite LEDX, which uses LED lights to illuminate blood vessels. It illuminates the area and its "C"-shaped structure facilitates vessel stabilization. However, these devices are also manufactured abroad and their prices range from 440–540 USD. Skin contact poses a risk of infection, and dim lighting is required in the clinic. creating difficulties in applications and requiring additional measures for clear viewing 15 It requires. In conclusion, current devices fail to perform the function of increasing vascular visibility. However, it offers advantages such as high cost, limited portability, power supply requirements, and application. It has significant limitations in terms of ease of use. Furthermore, each of these systems... The fact that it is not available in the patient unit leads to inequalities in access to healthcare. This can be the reason. This situation necessitates low-cost, portable, contactless, fast and convenient solutions. This reveals the need for usable vascular visibility enhancing systems in the environment. It places. THE PURPOSE OF THE INVENTION 25 The invention is designed to improve vascular visibility. A lightweight, portable, and disposable medical consumable in adhesive plaster form. It is a material. The system uses infrared (IR) rays instead of other methods to provide vascular imaging. It uses thermochromic paints and does not contain any electronic equipment, batteries or 30 It does not require an external power source. In this respect, it is technically advantageous during operation. It does not contain components that could cause malfunctions and provides the user with continuous reliability. It offers. 3 The material used in the invention measures approximately 10 cm x 5 cm and weighs an average of 20 grams. Weighing in weight, its compact and lightweight design allows it to be used in all healthcare settings. They can be easily transported and used in various units. Thanks to their semi-sterile properties, Since it does not involve an invasive procedure, sterility is not required. It does not carry a risk of infection. Also, each use is customized for the patient. It is designed for single use. This low-cost and energy-free structure is ideal for healthcare institutions. reducing the economic burden, thanks to the wide accessibility of the service It contributes to its widespread adoption. In summary, the invention addresses the high costs and portability issues found in existing systems. unique and innovative solutions that offer alternatives to problems such as food constraints, energy needs, and infection risks. It is a technically simple solution. LIST OF FIGURES Figure 1. Top view of the material subject to the invention (technical drawing 15) Figure 2. Layered material based on the invention, separated along its long edge. display Figure 3. Bottom view of the material subject to the invention. Figure 4. Representative image of the invention in use. The corresponding numbers in the figures are: 1. The inner side of the material is the adhesive part, the outer coating is the outer layer. 2. Adhesive that allows the material to be opened by holding it during use. missing part 3. Chemical field 25 4. The adhesive area where the material is attached to the body. 5. A paper layer to prevent the material from sticking uncontrollably. DETAILED DESCRIPTION OF THE INVENTION The invention is an outer coating with an inner adhesive part (1) that holds during use for 30 minutes. non-sticky part (2) that makes opening possible, chemical area (3), to the body the adhesive area to which it is applied (4) and the paper layer to prevent uncontrolled adhesion (5) sections consisting of; aimed at increasing vascular access visibility 4 a designed, adhesive, lightweight, portable and disposable medical patch. It is a consumable item. The inner adhesive part is the outer coating (1), protecting the thermochromic compartment, A single-sided, 0.05 cm thick, acetate-based material that provides semi-sterility to the product. 5 pieces of adhesive tape, made from two equal parts, that cover the entire surface of the material. It is a transparent material that is formed. Non-adhesive part (2) which allows opening by holding during use, The inner side of the adhesive outer coating (1), two equal parts back in opposite directions It is the non-adhesive part that helps to open it. The chemical field (3), 10 chemical materials that reveal the technical effect of the invention. silicone and chemicals that help to bring things together It is a structure made from at least one of the cellulose materials. Within the chemical field (3), Thermochromic paint, available in powder form, can change from blue to transparent (white). Thermochromic paint is a heat-sensitive paint that changes color at different temperatures. The paint has the ability to change color at temperatures of 28-31-33-36-38 degrees Celsius. Also, a human can... (The rest of the sentence is incomplete and unclear in the original Turkish text.) Body temperature also varies within these temperature ranges. However, mostly humans The body temperature range is between 36.5 and 37.5 degrees Celsius. Thermochromic paint, different because of its ability to change color at different temperatures, it comes into contact with the human body. It changes color in sequence. The area where the veins are located and normal body temperature. There is a difference of 0.1-4 degrees between them. In terms of this characteristic, the vessels' past 20 years... A temperature difference occurs between the temperature of the affected area and normal body temperature. This temperature difference... A color change occurs in thermochromic paint depending on the variation. In this way, the material that is the subject of our invention can be applied to the region where a vascular access is desired. The path of the intravenous line can be determined by observing the placement. This transition color For example, the transition occurs from blue to white. Thus, 25 The path followed by the vessel as a result of the color change occurring on the chemical field (3). It becomes visible to the naked eye (Figure 4). The aforementioned thermochromic paint has a thick consistency and to be shiny, to be protected against liquid contact, and to provide a smooth surface. Varnish additive was made for this purpose. However, any of the chemical field (3) To create the desired color, it may also contain acrylic paint. With this, 30 together, because the thermochromic paint that provides the technical effect is in powder form, the invention Acrylic paint also makes it possible to apply it to the surface. This color variety... along with its freedom; girl-boy, woman-man, or child-adult, etc. It is possible to produce materials in different colors. In the chemical field (3), by moistening the area where the material adheres. Thermochromic paint senses heat more quickly and changes color faster. It contains moisturizing oil that contributes to its realization. The adhesive area where the material is attached to the body (4), the material to the arm cellulose 5 which has a sticky (adhesive) and chemical domain (3) It is a structured tape. The outermost part of the material, where the material is attached to the body. Paper layer (5) covering the adhesive area (4) to prevent uncontrolled adhesion, Except for application purposes, the material should not adhere to any surface. It is there to prevent this. During the implementation, this area is the first 10. It is removed, thus making the material subject to the invention usable. The first step in applying the invention is to prevent uncontrolled adhesion of the material. The protective paper layer (5) is removed. Afterwards, the material is adhered to the body. The adhesive area (4) is applied to the area where the vein will be located. The top of the material The inner adhesive part located in the outer coating (1), the non-adhesive part 15 (2) It is removed by holding it from the midline and pulling it in opposite directions. In this way, the material It is ready for use. After waiting approximately 1 minute, the chemical color change along the course of the vascular access in the targeted region within area (3) It occurs approximately 1-1.5 cm below the area where the color change is observed. An intravenous line is established. After the course of the intravenous line is determined, the material subject to the invention is 20. It is removed with the help of alcohol. 30

Claims

6 REQUESTS 1. A patch that can be applied to the body to improve the visibility of intravenous lines. It is a medical consumable in the form of; its characteristic is: – acetate-based, single-sided adhesive tape that covers the entire surface of the material 5 It has the feature of being a two-part product with an adhesive inner part and an outer coating. (1), – during use, the inner side is adhesive, the outer coating (1) consists of two parts the non-adhesive part that allows the structure to be opened by pulling in opposite directions (2), 10 – consisting of at least one of the silicone or cellulose material structures, and Containing thermochromic paint, varnish, acrylic paint and moisturizing oil chemical field (3), – carrying the chemical field (3) and having adhesive properties for application to the body cellulose-based adhesive area (4), 15 – removable cover that closes the adhesive area (4) and prevents uncontrolled adhesion. It is characterized by containing layer (5).

2. Removable layer (5) which prevents uncontrolled adhesion mentioned in Claim 1. Its distinguishing feature is that it is made of paper. 25