Central venous catheter pasting film for blood purification
By providing a central venous catheter film that includes a waterproof and breathable bottom film, a central venous catheter protective film and a protective sleeve, the non-waterproof problem caused by incomplete sealing of the central venous catheter is solved, allowing patients to shower freely and simplifying nursing operations.
Patent Information
- Application Number
- CN202420826660.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-19
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-04-19
AI Technical Summary
In the prior art, the central venous catheter is not completely sealed after use, resulting in no waterproofing, the patient cannot shower, and the nursing operation is complicated, and there are too many preparations.
A central venous catheter film for blood purification is provided, which includes a waterproof and breathable base film, a central venous catheter protective film and a central venous catheter protective cover. A through hole is opened on the waterproof and breathable base film, the central venous catheter protective sleeve is set on the catheter and corresponds to the through hole, and the central venous catheter protective film is pasted on the waterproof and breathable base film and the skin.
The waterproof and breathable protection of the central venous catheter is achieved, allowing patients to shower freely, simplifying nursing operations and reducing the number of preparation materials.
Smart Images
Figure CN222367890U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of medical devices, in particular to a central venous catheter film for blood purification. Background Art
[0002] For patients who use central venous catheters for blood purification treatment, after the treatment is completed, the central venous catheter is sealed, and the central venous catheter is changed, the catheter must be bandaged and fixed to prevent central venous catheter infection, central venous catheter dislocation and other problems. At present, clinical nursing adopts a combined treatment method, that is, ① the central venous catheter outlet (the puncture site of the central venous catheter on the patient's skin) is covered with a sterile film or sterile gauze, and then the central venous catheter is fixed to the patient's skin with medical tape; ② the central venous catheter arterial and venous segments are wrapped with sterile gauze, and then fixed to the patient's skin with medical tape; ③ the part between the central venous catheter outlet (the puncture site of the central venous catheter on the patient's skin) and the central venous catheter arteriovenous segment (decompression sleeve, fixed wing, central interface and other structures) is not treated and exposed.
[0003] However, current nursing operations are complicated and require too much preparation. In addition, the central venous catheter is not completely sealed and is not waterproof, so patients cannot shower and can only use an anal bag or other materials to wrap the central venous catheter before they can shower. Utility Model Content
[0004] The utility model aims to provide a central venous catheter film for blood purification, so as to alleviate the technical problem of poor sealing effect between the central catheter and the skin in the prior art.
[0005] In a first aspect, an embodiment of the utility model provides a central venous catheter film for blood purification, including a waterproof and breathable base film, a central venous catheter protective film and a central venous catheter protective cover;
[0006] The waterproof and breathable bottom membrane is provided with a through hole for the central venous catheter to pass through, so that the waterproof and breathable bottom membrane can shield the puncture point between the central venous catheter and the skin;
[0007] The central venous catheter protective cover can be sleeved on the central venous catheter, the central venous catheter protective cover is adhered to the bottom of the central venous catheter protective film, and the central venous catheter protective cover corresponds to the through hole;
[0008] The central venous catheter protective film can be adhered to the waterproof and breathable base film and the skin.
[0009] In combination with the first aspect, the embodiment of the utility model provides a possible implementation of the first aspect, wherein the waterproof and breathable bottom membrane comprises a waterproof bottom membrane and a breathable bottom membrane;
[0010] The waterproof bottom membrane and the breathable bottom membrane are an integrated structure, and the through holes are arranged on the breathable bottom membrane.
[0011] In combination with the first aspect, the embodiment of the utility model provides a possible implementation of the first aspect, wherein an avoidance groove is further provided on the breathable bottom membrane, and the avoidance groove is connected to the through hole.
[0012] In combination with the first aspect, an embodiment of the utility model provides a possible implementation of the first aspect, wherein one end of the avoidance groove is connected to the through hole, and the other end is away from the waterproof bottom membrane.
[0013] In combination with the first aspect, the embodiment of the utility model provides a possible implementation of the first aspect, wherein the central venous catheter protective film includes a waterproof connecting film;
[0014] One end of the waterproof connection membrane is connected to the waterproof and breathable bottom membrane, and a tearable protective film is arranged on the bottom of the waterproof connection membrane.
[0015] In combination with the first aspect, the embodiment of the utility model provides a possible implementation of the first aspect, wherein one end of the waterproof connecting membrane is fixedly connected to the waterproof and breathable bottom membrane.
[0016] In combination with the first aspect, an embodiment of the utility model provides a possible implementation of the first aspect, wherein the central venous catheter protective cover is arranged below the waterproof connecting membrane, and the protective membrane covers the central venous catheter protective cover.
[0017] In combination with the first aspect, the embodiment of the utility model provides a possible implementation of the first aspect, wherein the central venous catheter protective film further includes a breathable connecting film;
[0018] The breathable connecting membrane is located at the edge of the waterproof connecting membrane, and the breathable connecting membrane and the waterproof connecting membrane are an integrated structure.
[0019] In combination with the first aspect, the embodiment of the utility model provides a possible implementation of the first aspect, wherein the above-mentioned breathable connecting membrane is U-shaped.
[0020] In combination with the first aspect, the embodiment of the utility model provides a possible implementation of the first aspect, wherein the central venous catheter protective cover is a medical elastic cover.
[0021] Beneficial effects:
[0022] The utility model provides a central venous catheter film for blood purification, comprising a waterproof and breathable base film, a central venous catheter protective film and a central venous catheter protective cover; a through hole for the central venous catheter to pass through is opened on the waterproof and breathable base film, so that the waterproof and breathable base film can cover the puncture point between the central venous catheter and the skin; the central venous catheter protective cover can be sleeved on the central venous catheter, the central venous catheter protective cover is pasted under the central venous catheter protective film, and the central venous catheter protective cover corresponds to the through hole; the central venous catheter protective film can be pasted on the waterproof and breathable base film and the skin.
[0023] Specifically, after completing the blood purification treatment, the medical staff seals the central venous catheter, disinfects it, changes the dressing, etc. Then, first tear off the protective film at the bottom of the waterproof and breathable bottom film, then pass the waterproof and breathable bottom film through the central venous catheter and stick it on the junction of the central venous catheter and the skin, so as to provide waterproof and breathable protection for the central venous catheter all around, then tear off a portion of the protective film attached to the bottom of the central venous catheter protective film, expose the central venous catheter protective cover attached to the bottom of the central venous catheter protective film, then insert the central venous catheter into the central venous catheter protective cover, then completely tear off the protective film at the bottom of the central venous catheter protective film, and stick the central venous catheter protective film on the patient's skin and the waterproof and breathable bottom film, so as to complete the waterproof and breathable protection of the central venous catheter, so that the patient can shower freely. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0025] Figure 1 A schematic diagram of the structure of a central venous catheter film for blood purification provided by an embodiment of the utility model;
[0026] Figure 2 A schematic diagram of the structure of a waterproof and breathable bottom film in a central venous catheter film for blood purification provided by an embodiment of the utility model;
[0027] Figure 3 A schematic diagram of a central venous catheter protective film and a central venous catheter protective cover in a central venous catheter film for blood purification provided in an embodiment of the utility model.
[0028] icon:
[0029] 100 - waterproof and breathable bottom membrane; 101 - through hole; 102 - avoidance groove; 110 - waterproof bottom membrane; 120 - breathable bottom membrane; 130 - fixed connection area;
[0030] 200-Central venous catheter protective film; 210-Waterproof connecting film; 220-Breathable connecting film; 300-Central venous catheter protective cover. DETAILED DESCRIPTION
[0031] The technical solution of the utility model will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0032] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0033] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.
[0034] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0035] The present invention is further described in detail below through specific embodiments in conjunction with the accompanying drawings.
[0036] See also Figure 1 , Figure 2 and Figure 3 As shown, this embodiment provides a central venous catheter film for blood purification, including a waterproof and breathable base film 100, a central venous catheter protection film 200 and a central venous catheter protection cover 300; the waterproof and breathable base film 100 is provided with a through hole 101 for the central venous catheter to pass through, so that the waterproof and breathable base film 100 can cover the puncture point between the central venous catheter and the skin; the central venous catheter protection cover 300 can be sleeved on the central venous catheter, and the central venous catheter protection cover 300 is pasted under the central venous catheter protection film 200, and the central venous catheter protection cover 300 corresponds to the through hole 101; the central venous catheter protection film 200 can be pasted on the waterproof and breathable base film 100 and the skin.
[0037] Specifically, after completing the dialysis treatment, the medical staff disinfects the central venous catheter, and then tears off the protective film at the bottom of the waterproof and breathable bottom film 100, and then passes the waterproof and breathable bottom film 100 through the central venous catheter and sticks it to the junction of the central venous catheter and the skin, thereby providing waterproof and breathable protection for the central venous catheter on all sides, and then tears off a portion of the protective film stuck on the bottom of the central venous catheter protection film 200, exposing the central venous catheter protective cover 300 stuck on the bottom of the central venous catheter protection film 200, and then inserts the central venous catheter into the central venous catheter protective cover 300, and then completely tears off the protective film at the bottom of the central venous catheter protection film 200, and sticks the central venous catheter protection film 200 on the patient's skin and the waterproof and breathable bottom film 100, thereby completing the waterproof and breathable protection of the central venous catheter, allowing the patient to shower freely.
[0038] The central venous catheter protective cover 300 is a medical elastic cover, so that the central venous catheter protective cover 300 can cover the central venous catheter, prevent the central venous catheter from shaking randomly, and improve the comfort of the patient.
[0039] It should be pointed out that, in actual use, the central venous catheter may be first inserted into the central venous catheter protective sleeve 300 , then the waterproof and breathable bottom film 100 may be attached, and finally the central venous catheter protective film 200 may be attached.
[0040] See also Figure 1 , Figure 2 and Figure 3 As shown, in an optional solution of this embodiment, the waterproof and breathable bottom membrane 100 includes a waterproof bottom membrane 110 and a breathable bottom membrane 120 ; the waterproof bottom membrane 110 and the breathable bottom membrane 120 are an integrated structure, and the through hole 101 is provided on the breathable bottom membrane 120 .
[0041] Specifically, the upper part of the waterproof and breathable bottom membrane 100 is a waterproof bottom membrane 110, and the lower part is a breathable bottom membrane 120. The through hole 101 is opened on the breathable bottom membrane 120. The waterproof bottom membrane 110 and the breathable bottom membrane 120 are attached to the patient's skin, and the waterproof bottom membrane 110 is attached to the puncture site of the central venous catheter on the patient's skin, so that the puncture site on the patient's skin can be waterproof and sealed, preventing the patient from getting a central venous catheter infection due to showering.
[0042] See also Figure 1 , Figure 2 and Figure 3 As shown, in an optional solution of this embodiment, an avoidance groove 102 is further provided on the breathable bottom membrane 120 , and the avoidance groove 102 is communicated with the through hole 101 .
[0043] Specifically, an avoidance groove 102 is provided on the breathable bottom film 120 , and the avoidance groove 102 can be communicated with the through hole 101 . By providing the avoidance groove 102 , medical personnel can conveniently place the central venous catheter at the through hole 101 .
[0044] One end of the avoidance groove 102 is connected to the through hole 101 , and the other end is away from the waterproof bottom membrane 110 .
[0045] See also Figure 1 , Figure 2 and Figure 3 As shown, in an optional solution of this embodiment, the central venous catheter protective film 200 includes a waterproof connecting film 210; one end of the waterproof connecting film 210 is connected to the waterproof and breathable bottom film 100, and a tearable protective film is provided at the bottom of the waterproof connecting film 210.
[0046] Specifically, the waterproof connecting film 210 of the central venous catheter protection film 200 can wrap the central venous catheter protection cover 300, and one end of the waterproof connecting film 210 can be connected to the waterproof bottom film 110 of the waterproof breathable bottom film 100, so that the waterproof breathable bottom film 100, the central venous catheter protection film 200 and the central venous catheter protection cover 300 can form a whole, that is, there is no need to prepare too many scattered and dispersed components, which is convenient for medical staff to operate during use.
[0047] The bottoms of the waterproof and breathable bottom film 100 and the central venous catheter protective film 200 are both provided with a tearable protective film.
[0048] One end of the waterproof connection film 210 is fixedly connected to the waterproof breathable base film 100 , and a fixed connection area 130 is provided on the waterproof breathable base film 100 .
[0049] See also Figure 1 , Figure 2 and Figure 3As shown, in an optional solution of this embodiment, the central venous catheter protection cover 300 is arranged below the waterproof connecting membrane 210, and the protection membrane covers the central venous catheter protection cover 300.
[0050] The central venous catheter protective film 200 further includes a breathable connecting film 220 ; the breathable connecting film 220 is located at the edge of the waterproof connecting film 210 , and the breathable connecting film 220 and the waterproof connecting film 210 are an integrated structure.
[0051] The breathable connecting membrane 220 is U-shaped.
[0052] Specifically, a breathable connecting film 220 is provided at the outer edge of the waterproof connecting film 210 , thereby increasing the sticking area of the central venous catheter protective film 200 , and the provision of the breathable connecting film 220 can reduce the probability of skin allergies in patients.
[0053] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in the field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.
Claims
1. A central venous catheter film for blood purification, characterized in that: include: A waterproof and breathable bottom film (100), a central venous catheter protective film (200) and a central venous catheter protective cover (300); The waterproof and breathable bottom film (100) is provided with a through hole (101) for the central venous catheter to pass through, so that the waterproof and breathable bottom film (100) can shield the puncture point between the central venous catheter and the skin; The central venous catheter protective cover (300) can be sleeved on the central venous catheter, the central venous catheter protective cover (300) is adhered below the central venous catheter protective film (200), and the central venous catheter protective cover (300) corresponds to the through hole (101); The central venous catheter protective film (200) can be adhered to the waterproof and breathable base film (100) and the skin.
2. The central venous catheter film for blood purification according to claim 1, characterized in that: The waterproof and breathable base film (100) comprises a waterproof base film (110) and a breathable base film (120); The waterproof bottom membrane (110) and the breathable bottom membrane (120) are an integrated structure, and the through hole (101) is provided on the breathable bottom membrane (120).
3. The central venous catheter film for blood purification according to claim 2, characterized in that: The breathable bottom film (120) is also provided with an avoidance groove (102), and the avoidance groove (102) is communicated with the through hole (101).
4. The central venous catheter film for blood purification according to claim 3, characterized in that: One end of the avoidance groove (102) is in communication with the through hole (101), and the other end is away from the waterproof bottom membrane (110).
5. The central venous catheter film for blood purification according to claim 2, characterized in that: The central venous catheter protective film (200) comprises a waterproof connecting film (210); One end of the waterproof connection membrane (210) is connected to the waterproof and breathable bottom membrane (100), and a tearable protective film is provided at the bottom of the waterproof connection membrane (210).
6. The central venous catheter film for blood purification according to claim 5, characterized in that: One end of the waterproof connecting membrane (210) is fixedly connected to the waterproof and breathable bottom membrane (100).
7. The central venous catheter film for blood purification according to claim 5, characterized in that: The central venous catheter protective cover (300) is arranged below the waterproof connection film (210), and the protective film covers the central venous catheter protective cover (300).
8. The central venous catheter film for blood purification according to claim 7, characterized in that: The central venous catheter protective film (200) further comprises a breathable connecting film (220); The breathable connecting membrane (220) is located at the edge of the waterproof connecting membrane (210), and the breathable connecting membrane (220) and the waterproof connecting membrane (210) are an integrated structure.
9. The central venous catheter film for blood purification according to claim 8, characterized in that: The breathable connecting membrane (220) is U-shaped.
10. The central venous catheter film for blood purification according to any one of claims 1 to 9, characterized in that: The central venous catheter protective sleeve (300) is a medical elastic sleeve.