Blood transfusion bag capable of preventing puncture and leakage

Abstract

The utility model discloses an anti-puncture and anti-leakage blood transfusion bag, which belongs to the technical field of medical equipment, and comprises a protective shell, a hanging ring I is arranged at the top of the protective shell, a through groove and a limiting groove are formed in the protective shell, a window body is arranged at the top of the protective shell, a handle is arranged on the window body, and the hanging ring I is arranged in the through groove. A blood bag body and a bottom plate are arranged in the protective shell; according to the blood transfusion bag capable of preventing puncture and leakage, firstly, a window body on a protective shell is opened, so that a blood bag body is arranged on a hook through a second hanging ring, then a transfusion connector is inserted into a through groove, then a cover plate is closed, and a reset spring extrudes an insertion rod to enable the insertion rod to be inserted into the window body, so that the blood transfusion bag is prevented from being damaged by external environmental factors; when a needle head of an infusion tube penetrates into the infusion connector to guide blood, the needle head is prevented from making direct contact with the blood bag body through cooperation of the protection part, and the situation that the blood bag body is scratched by the needle head is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical equipment, in particular to a puncture-proof and leakage-proof blood transfusion bag. Background Art

[0002] Blood transfusion refers to a treatment method in which blood is transfused to a patient through intravenous infusion, including red blood cell transfusion, platelet transfusion, plasma transfusion, etc., and blood transfusion to patients is a necessary item in many medical operations, and usually blood is stored in blood transfusion bags. Existing blood transfusion bags are mainly made of soft plastic, so there is a risk of being scratched during use, and the temperature of blood storage is usually lower than human body temperature. Therefore, traditional blood transfusion bags require the cooperation of other devices to adjust the temperature of the internal blood, which greatly reduces the practicality of the blood transfusion bag. Utility Model Content

[0003] In order to overcome the above defects, the utility model provides a puncture-proof and leakage-resistant blood transfusion bag, which solves the problem that traditional blood transfusion bags are easily scratched in daily use and require other devices to adjust the blood temperature inside the blood transfusion bag.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a puncture-proof and leakage-proof blood transfusion bag, comprising a protective shell, a hanging ring is arranged on the top of the protective shell, a through groove and a limit groove are opened on the protective shell, a window is arranged on the top of the protective shell, a handle is arranged on the window, a blood bag body and a bottom plate are arranged inside the protective shell, a heat conducting plate is arranged on one side of the blood bag body, a heat conducting wire is arranged on the other side of the heat conducting plate, a hook is arranged on one end of the heat conducting plate, and an auxiliary plate is arranged on the top of the bottom plate;

[0005] A latch is provided at one end of the auxiliary plate, an auxiliary spring is provided at the other end of the auxiliary plate, a hanging ring 2 is provided at one end of the blood bag body, a protective piece is provided at the other end of the blood bag body, an infusion connector is provided on the protective piece, an insertion rod and a reset spring are provided in the limit groove, and a linkage plate is provided on the insertion rod.

[0006] As a further solution of the utility model: the hanging ring is fixedly connected to the top of the protective shell, the window is rotatably connected to the top of the protective shell through a hinge, the window is made of transparent material, and the handle is fixedly connected to the window.

[0007] As a further solution of the utility model: the infusion connector is inserted into the through groove of the protective shell, one end of the infusion connector is fixedly connected to the protective piece, the protective piece and the second hanging ring are fixedly connected to the blood bag body, and the protective piece is made of semi-hard plastic.

[0008] As a further solution of the utility model: the bottom plate is fixedly connected to the inside of the protective shell, the latch and the auxiliary spring are fixedly connected to the auxiliary plate, the auxiliary plate is rotatably connected to the protective shell through the latch, and the bottom of the auxiliary spring is fixedly connected to the protective shell.

[0009] As a further solution of the utility model: the second hanging ring is arranged on the hook, the heat conductive wire is fixedly connected in the protective shell, the two sides of the heat conductive plate are respectively in contact with the heat conductive wire and the blood bag body, and the infusion connector is in contact with the bottom plate.

[0010] As a further solution of the present invention: the insertion rod is slidably connected in the limit groove, one end of the return spring is fixedly connected in the limit groove, the other end of the return spring is in contact with the insertion rod, the linkage plate is fixedly connected to the insertion rod, the insertion rod passes through the protective shell and is plugged into the window body, the number of the insertion rods is two, and the two insertion rods are evenly distributed on the protective shell.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The puncture-proof and leakage-proof blood transfusion bag first pushes two linkage plates to drive the plug rod to retract and disengage it from the plug-in connection with the window, and pushes the linkage plate upward to make the plug rod completely retracted in the limit groove, and then opens the window on the protective shell through the handle, so that the blood bag body is set on the hook through the second hanging ring, and then the infusion connector is plugged into the through groove, and then the cover plate is closed and the linkage plate is pushed downward so that the reset spring squeezes the plug rod to be plugged into the window, thereby preventing the blood transfusion bag from being damaged by external environmental factors, and when the needle of the infusion tube penetrates the infusion connector to guide blood, the cooperation of the protective piece prevents the needle from directly contacting the blood bag body, and avoids the occurrence of the blood bag body being scratched by the needle.

[0013] 2. When the blood bag body of the puncture and leakage-proof blood transfusion bag is placed in the protective shell, the protective shell is hung on the patient's bed through a hanging ring, and then the bottom plate is matched with the auxiliary plate by pressing one end of the auxiliary plate to fix the infusion connector, so that the operator can insert the needle into the infusion connector, and the heat conductive wire is started to heat the blood bag body by the heat conductive plate, and the heat conductive plate prevents the heat conductive wire from directly contacting the blood bag body and causing damage to it due to high temperature, thereby greatly improving the practicality of the blood transfusion bag and improving the comfort of the patient during the blood transfusion process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 It is a cross-sectional schematic diagram of the protective shell of the utility model;

[0016] Figure 3 It is a schematic diagram of the blood bag body and the infusion connector of the utility model;

[0017] Figure 4 It is a schematic diagram of the plug rod and the return spring of the utility model;

[0018] In the figure: 1. protective shell; 2. hanging ring 1; 3. window; 4. handle; 5. auxiliary plate; 6. infusion connector; 7. protective piece; 8. blood bag body; 9. hanging ring 2; 10. hook; 11. heat conducting plate; 12. heat conducting wire; 13. plug rod; 14. auxiliary spring; 15. through groove; 16. bottom plate; 17. latch; 18. reset spring; 19. limit groove; 20. linkage plate. DETAILED DESCRIPTION

[0019] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0020] like Figure 1-4 As shown, the utility model provides a technical solution: a puncture-proof and leakage-proof blood transfusion bag, comprising a protective shell 1, a hanging ring 2 is arranged on the top of the protective shell 1, the hanging ring 2 is fixedly connected to the top of the protective shell 1, a window 3 is rotatably connected to the top of the protective shell 1 through a hinge, the window 3 is made of transparent material, a handle 4 is fixedly connected to the window 3, the hanging ring 2 is used to place the protective shell 1 on a bed, so as to facilitate subsequent blood transfusion to the patient, and the window 3 is used to observe the remaining content of a blood bag body 8, so as to facilitate the replacement of the blood bag body 8.

[0021] The protective shell 1 is provided with a through groove 15 and a limiting groove 19, a window 3 is provided on the top of the protective shell 1, a handle 4 is provided on the window 3, a blood bag body 8 and a bottom plate 16 are provided inside the protective shell 1, the bottom plate 16 is fixedly connected to the inside of the protective shell 1, the latch 17 and the auxiliary spring 14 are fixedly connected to the auxiliary plate 5, the auxiliary plate 5 is rotatably connected to the protective shell 1 through the latch 17, the bottom of the auxiliary spring 14 is fixedly connected to the protective shell 1, the bottom plate 16 cooperates with the auxiliary plate 5 to fix the infusion connector 6, so as to facilitate the insertion of the needle into the infusion connector 6, and the auxiliary spring 14 cooperates with the latch 17 to facilitate the subsequent fixation of the infusion connector 6.

[0022] A heat conducting plate 11 is provided on one side of the blood bag body 8, a heat conducting wire 12 is provided on the other side of the heat conducting plate 11, a hook 10 is provided on one end of the heat conducting plate 11, an auxiliary plate 5 is provided on the top of the bottom plate 16, a latch 17 is provided on one end of the auxiliary plate 5, an auxiliary spring 14 is provided on the other end of the auxiliary plate 5, a hanging ring 2 9 is provided at one end of the blood bag body 8, the hanging ring 2 9 is provided on the hook 10, the heat conducting wire 12 is fixedly connected in the protective shell 1, the two sides of the heat conducting plate 11 are respectively in contact with the heat conducting wire 12 and the blood bag body 8, the infusion connector 6 is in contact with the bottom plate 16, the blood bag body 8 is provided on the hook 10 through the hanging ring 2 9, and the heat conducting plate 11 is used to transfer the heat of the heat conducting wire 12 to the blood bag body 8, thereby achieving the purpose of heating the blood in the blood bag body 8.

[0023] A protective piece 7 is provided at the other end of the blood bag body 8, and an infusion connector 6 is provided on the protective piece 7. The infusion connector 6 is inserted into the through groove 15 of the protective shell 1, and one end of the infusion connector 6 is fixedly connected to the protective piece 7. The protective piece 7 and the hanging ring 9 are both fixedly connected to the blood bag body 8. The protective piece 7 is made of semi-hard plastic, and when the needle is inserted into the infusion connector 6, the protective piece 7 avoids direct contact between the needle and the blood bag body 8, thereby greatly reducing the risk of the blood bag body 8 being scratched by the needle.

[0024] An insertion rod 13 and a return spring 18 are provided in the limiting groove 19. The insertion rod 13 is slidably connected to the limiting groove 19. One end of the return spring 18 is fixedly connected to the limiting groove 19. The other end of the return spring 18 contacts the insertion rod 13. The linkage plate 20 is fixedly connected to the insertion rod 13. The insertion rod 13 passes through the protective shell 1 and is plugged into the window 3. There are two insertion rods 13, and the two insertion rods 13 are evenly distributed on the protective shell 1. A linkage plate 20 is provided on the insertion rod 13. The elastic force of the return spring 18 is used to plug the insertion rod 13 into the window 3, thereby preventing debris from causing damage to the blood bag body 8. In addition, the mutual cooperation of the two insertion rods 13 greatly improves the safety of the blood bag body 8 in the protective shell 1.

[0025] The working principle of the utility model is as follows: first, the linkage plate 20 is pushed so that the insertion rod 13 is completely retracted in the limiting groove 19, and then the window 3 on the protective shell 1 is opened through the handle 4, and the blood bag body 8 is placed on the hook 10 through the hanging ring 2 9, and the infusion connector 6 is plugged into the through groove 15, and then the window 3 is closed and the reset spring 18 cooperates to plug the insertion rod 13 into the window 3, and the heat conductive wire 12 is started so that the heat conductive plate 11 heats the blood bag body 8, and then one end of the auxiliary plate 5 is pressed to cooperate with the bottom plate 16 and fix the infusion connector 6, so that the needle is inserted into the infusion connector 6.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0027] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A puncture-proof and leakage-proof blood transfusion bag, comprising a protective shell (1), characterized in that: The top of the protective shell (1) is provided with a hanging ring (2), the protective shell (1) is provided with a through groove (15) and a limit groove (19), the top of the protective shell (1) is provided with a window (3), the window (3) is provided with a handle (4), the interior of the protective shell (1) is provided with a blood bag body (8) and a bottom plate (16), a heat conducting plate (11) is provided on one side of the blood bag body (8), a heat conducting wire (12) is provided on the other side of the heat conducting plate (11), a hook (10) is provided at one end of the heat conducting plate (11), and an auxiliary plate (5) is provided on the top of the bottom plate (16); A latch pin (17) is provided at one end of the auxiliary plate (5), an auxiliary spring (14) is provided at the other end of the auxiliary plate (5), a hanging ring (9) is provided at one end of the blood bag body (8), a protective member (7) is provided at the other end of the blood bag body (8), an infusion connector (6) is provided on the protective member (7), an insertion rod (13) and a return spring (18) are provided in the limiting groove (19), and a linkage plate (20) is provided on the insertion rod (13).

2. The puncture-proof and leakage-resistant blood transfusion bag according to claim 1, characterized in that: The hanging ring (2) is fixedly connected to the top of the protective shell (1), the window (3) is rotatably connected to the top of the protective shell (1) through a hinge, the window (3) is made of a transparent material, and the handle (4) is fixedly connected to the window (3).

3. The puncture-proof and leakage-resistant blood transfusion bag according to claim 1, characterized in that: The infusion connector (6) is inserted into the through groove (15) of the protective shell (1), one end of the infusion connector (6) is fixedly connected to the protective member (7), the protective member (7) and the second hanging ring (9) are both fixedly connected to the blood bag body (8), and the protective member (7) is made of semi-hard plastic material.

4. The puncture-proof and leakage-resistant blood transfusion bag according to claim 1, characterized in that: The bottom plate (16) is fixedly connected to the inside of the protective shell (1), the latch (17) and the auxiliary spring (14) are both fixedly connected to the auxiliary plate (5), the auxiliary plate (5) is rotatably connected to the protective shell (1) via the latch (17), and the bottom of the auxiliary spring (14) is fixedly connected to the protective shell (1).

5. The puncture-proof and leakage-resistant blood transfusion bag according to claim 1, characterized in that: The second hanging ring (9) is arranged on the hook (10), the heat conductive wire (12) is fixedly connected in the protective shell (1), the two sides of the heat conductive plate (11) are respectively in contact with the heat conductive wire (12) and the blood bag body (8), and the infusion connector (6) is in contact with the bottom plate (16).

6. The puncture-proof and leakage-resistant blood transfusion bag according to claim 1, characterized in that: The insertion rod (13) is slidably connected in the limiting groove (19), one end of the return spring (18) is fixedly connected in the limiting groove (19), the other end of the return spring (18) is in contact with the insertion rod (13), the linkage plate (20) is fixedly connected to the insertion rod (13), the insertion rod (13) passes through the protective shell (1) and is plugged into the window (3), the number of the insertion rods (13) is two, and the two insertion rods (13) are evenly distributed on the protective shell (1).

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