Adjustable blood transfusion bag protection device with intelligent sensing function

Abstract

The utility model belongs to the technical field of medical instruments, and particularly relates to an adjustable blood transfusion bag protecting device with an intelligent sensing function, which comprises a fixing box for containing a blood transfusion bag, an adjustable pressure measuring component arranged at the top of the fixing box, and a fixing component arranged at the bottom of the fixing box, the fixing assembly comprises a limiting cylinder arranged on the bottom wall of the fixing box and located on the outer side of the donor pipe, a guide cylinder arranged at the bottom end of the limiting cylinder, a notch formed in the outer side of the guide cylinder and a limiting clamping plate arranged on the inner side of the sealing door and matched with the limiting cylinder to fix the donor pipe. According to the infusion bag, the remaining amount of blood in the infusion bag can be detected in real time, medical staff can be reminded in time after blood infusion is finished, the infusion bag can be protected, a pipeline at the bottom of the infusion bag can be fixed, and therefore the situation that fingers or the infusion bag are punctured by a needle head when the medical staff connects the infusion bag and a blood transfusion apparatus can be prevented.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical appliances, and in particular relates to an adjustable blood transfusion bag protection device with an intelligent sensing function. Background Art

[0002] During clinical blood transfusion, nurses are responsible for connecting and fixing blood transfusion bags. Current blood transfusion bags are hung on infusion poles by hooks when in use. Due to the special shape of the blood transfusion bags and the interference of the patient's arm movements, there is a lack of protective devices on the outside of the infusion bags. During the connection and fixing process, nurses are at risk of puncturing the blood transfusion bags and fingers. In addition, due to the lack of detection equipment on the infusion bags, it is impossible to provide real-time monitoring of the blood transfusion status of the infusion bags, and it is impossible to automatically sound an alarm when the blood in the infusion bag is exhausted, thereby failing to promptly remind medical staff and accompanying personnel. Utility Model Content

[0003] In view of the above problems, the purpose of the present utility model is to provide an adjustable blood transfusion bag protection device with intelligent sensing function to solve the problems raised in the above background technology.

[0004] To achieve the above objectives, the utility model adopts the following technical solution: an adjustable blood transfusion bag protection device with intelligent sensing function, comprising a fixed box for holding the blood transfusion bag, a sealing door hinged to one side of the fixed box and magnetically connected to the other side of the fixed box through a magnet bar, an adjustable pressure measuring component arranged on the top of the fixed box and used to detect the gravity of the blood transfusion bag and suspend the blood transfusion bag, a fixing component arranged at the bottom of the fixed box and used to position the donor tube of the blood transfusion bag, the bottom of the fixed box is provided with a plurality of through grooves for placing the bottom pipeline of the blood transfusion bag, the fixing component comprises a limiting cylinder arranged on the bottom wall of the fixed box and located on the outside of the donor tube, a flared guide cylinder arranged at the bottom end of the limiting cylinder, a notch opened on the outside of the guide cylinder and used for the donor tube to be clamped into the limiting cylinder, and a limiting clamping plate arranged on the inner side of the sealing door and cooperating with the limiting cylinder to fix the donor tube.

[0005] The beneficial effects of the utility model are as follows: by arranging an adjustable pressure measurement component and a blood transfusion alarm component in the fixed box, not only can the remaining amount of blood in the infusion bag be detected in real time, and when the blood is finished, the medical staff can be reminded in time, but also the infusion bags of different sizes can be protected and the pipeline at the bottom of the infusion bag can be fixed, thereby preventing the medical staff from pricking their fingers or the blood transfusion bag with a needle when connecting the infusion bag and the blood transfusion device.

[0006] To measure the gravity of the remaining amount of blood in the infusion bag:

[0007] As a further improvement of the above technical solution: the adjustable pressure measurement assembly includes a suspension rod slidably connected to the top of the fixed box, a pressure sensor installed at the bottom of the suspension rod, and a hook arranged at the bottom of the pressure sensor and used to hang the blood transfusion bag.

[0008] The beneficial effect of this improvement is: according to the size of the blood transfusion bag, the suspension rod is slid upward or downward along the fixed box, and the blood transfusion bag is hung on the hook so that the pipeline at the bottom of the blood transfusion bag can be in the through groove, and the remaining amount of blood in the infusion bag is measured by the pressure sensor.

[0009] In order to fix the position of the hanging rod for hanging blood transfusion bags:

[0010] As a further improvement of the above technical solution: a plurality of adjustment holes are evenly opened through the side wall of the suspension rod, a screw rod is arranged in the adjustment hole located at the top of the fixing box, and a fastening cap is threadedly connected to the tail end of the threaded rod.

[0011] The beneficial effect of this improvement is that after the position of the suspension rod is adjusted, the screw rod is inserted into the corresponding adjustment hole, and then the fastening cap is screwed onto the threaded rod to fix the position of the suspension rod.

[0012] In order to facilitate pulling the boom to adjust the length of the boom extending into the fixing box:

[0013] As a further improvement of the above technical solution: a hand-lifting rod which is perpendicular to the boom is provided at the top of the boom.

[0014] The beneficial effect of this improvement is that by providing a carrying rod, the hanging rod can be easily pulled to adjust the length of the hanging rod extending into the fixed box, making it convenient to hang blood transfusion bags of different sizes.

[0015] To shield fingers when connecting the blood set and blood bag:

[0016] As a further improvement of the above technical solution: protective baffles for preventing the needle from piercing the fingers are symmetrically arranged on both sides of the limiting cylinder and on the top of the guide cylinder.

[0017] The beneficial effect of this improvement is that when the medical staff pinches the outer side of the limiting cylinder with two fingers, the protective baffle can block the fingers to prevent the needle from pricking the fingers when connecting the blood transfusion device.

[0018] In order to be able to promptly alarm after the blood in the blood transfusion bag is finished:

[0019] As a further improvement of the above technical solution: a blood transfusion alarm component is arranged on the inner bottom wall of the fixed box and located on the outside of the donor tube, and the blood transfusion alarm component includes a fixed plate clamped on one side of the donor tube, a movable plate hinged to one end of the fixed plate and magnetically connected to the other end of the fixed plate through a magnet, semicircular arc-shaped slots symmetrically arranged on the inner sides of the fixed plate and the movable plate, a light emitter installed inside the slot in the fixed plate, a light receiver installed inside the slot in the movable plate, an alarm arranged on the outside of the movable plate, and a controller installed inside the movable plate.

[0020] The beneficial effect of this improvement is as follows: during blood transfusion, the fixed plate and the movable plate are clamped on the outside of the donor tube so that the donor tube is located in the two clamping slots. When the blood transfusion bag is transfusing blood normally, blood flows at a uniform speed in the donor tube. After the optical receiver receives the light signal reflected by the blood flow, an electric pulse signal is generated. When the blood in the blood transfusion bag is transfused, there is no blood flowing in the donor tube. At this time, the optical receiver cannot receive the light signal from the optical transmitter and no longer generates an electric pulse signal. The controller cannot receive the electric pulse signal from the optical receiver within a reference time period. The controller determines that it is in an abnormal working state according to a pre-set program. At this time, the circuit connected to the buzzer by the controller controls the buzzer to sound for a long time, thereby realizing an alarm and reminding the accompanying personnel and medical staff.

[0021] In order to facilitate medical staff to observe the remaining amount of blood in the blood transfusion bag:

[0022] As a further improvement of the above technical solution: a display screen is installed on the outer side of the sealing door, and a microprocessor electrically connected to the pressure sensor is installed inside the display screen.

[0023] The beneficial effect of this improvement is that when the pressure sensor detects the gravity of the blood in the infusion bag, the signal is transmitted to the microprocessor. The microprocessor is responsible for collecting the gravity signal of the sensor and converting it into a digital signal. After being processed by other components in the display screen, it is displayed on the display screen, making it convenient for medical staff to observe the remaining amount of blood.

[0024] In order to facilitate medical staff to observe the blood transfusion status of the infusion bag in the fixed box without opening the sealed door during ward rounds:

[0025] As a further improvement of the above technical solution: a transparent observation window is provided in the middle of the sealed door for conveniently observing the blood transfusion situation of the blood transfusion bag.

[0026] The beneficial effect of this improvement is that by arranging a transparent observation window in the middle of the sealed door, medical staff can observe the blood transfusion situation of the infusion bag in the fixed box without opening the sealed door during ward rounds. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1It is a side view stereoscopic structural schematic diagram of the utility model;

[0028] Figure 2 This is a front view structural diagram of the utility model with the sealed door opened;

[0029] Figure 3 It is a right side cross-sectional structural schematic diagram of the utility model;

[0030] Figure 4 It is a schematic diagram of the cross-sectional structure of the left side of the utility model;

[0031] Figure 5 It is a schematic diagram of the enlarged structure of point A in the utility model;

[0032] Figure 6 It is a schematic diagram of the cross-sectional structure of the utility model when the sealing door is opened.

[0033] In the figure: 1. fixing box; 2. blood transfusion bag; 3. magnet strip; 4. sealing door; 5. through slot; 6. limiting cylinder; 7. guide cylinder; 8. notch; 9. limiting card plate; 10. suspension rod; 11. pressure sensor; 12. hook; 13. adjustment hole; 14. screw; 15. fastening cap; 16. carrying rod; 17. protective baffle; 18. fixing plate; 19. magnet sheet; 20. movable plate; 21. card slot; 22. light emitter; 23. light receiver; 24. alarm; 25. display screen; 26. transparent observation window; 27. donor tube. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0035] like Figure 1-4As shown, an adjustable blood transfusion bag protection device with intelligent sensing function includes a fixed box 1 for holding a blood transfusion bag 2, a sealing door 4 hinged to one side of the fixed box 1 and magnetically connected to the other side of the fixed box 1 through a magnet bar 3, an adjustable pressure measuring component arranged on the top of the fixed box 1 and used to detect the gravity of the blood transfusion bag 2 and suspend the blood transfusion bag 2, a fixing component arranged at the bottom of the fixed box 1 and used to position the donor tube 27 of the blood transfusion bag 2, the bottom of the fixed box 1 is provided with a plurality of through grooves 5 for placing the bottom pipeline of the blood transfusion bag 2, the fixing component includes a limiting cylinder 6 arranged on the bottom wall of the fixed box 1 and located outside the donor tube 27, and a fixing component arranged at the bottom end of the limiting cylinder 6. The flared guide cylinder 7, the notch 8 provided on the outside of the guide cylinder 7 and used for the donor tube 27 to be inserted into the limiting cylinder 6, and the limiting clamping plate 9 provided on the inside of the sealing door 4 and cooperating with the limiting cylinder 6 to fix the donor tube 27, by providing an adjustable pressure measuring component and a blood transfusion alarm component in the fixing box 1, not only the remaining amount of blood in the infusion bag can be detected in real time, and when the blood is finished, the medical staff can be reminded in time, but also the infusion bags of different sizes can be protected and the pipeline at the bottom of the infusion bag can be fixed, so as to prevent the medical staff from pricking their fingers or the blood transfusion bag 2 with the needle when connecting the infusion bag and the blood transfusion device. The adjustable pressure measuring component includes a suspension rod slidably connected to the top of the fixing box 1. 10. A pressure sensor 11 is installed at the bottom of the suspension rod 10, and a hook 12 is arranged at the bottom of the pressure sensor 11 and is used to hang the blood transfusion bag 2. According to the size of the blood transfusion bag 2, the suspension rod 10 is slid upward or downward along the fixing box 1, and the blood transfusion bag 2 is hung on the hook 12, so that the pipeline at the bottom of the blood transfusion bag 2 can be in the through groove 5, and the remaining amount of blood in the infusion bag is measured by the pressure sensor 11. A plurality of adjustment holes 13 are evenly penetrated through the side wall of the suspension rod 10, and a screw rod 14 is arranged in the adjustment hole 13 at the top of the fixing box 1. The tail end of the threaded rod is threadedly connected with a fastening cap 15. After the position of the suspension rod 10 is adjusted, the screw rod 14 is inserted into the corresponding adjustment hole 13, and then A fastening cap 15 is screwed onto the threaded rod to fix the position of the suspension rod 10. A hand lever 16 is provided at the top of the suspension rod 10 in a vertical position with respect to the suspension rod 10. By providing the hand lever 16, the suspension rod 10 can be easily pulled to adjust the length of the suspension rod 10 extending into the fixed box 1, so that it can be convenient for hanging blood transfusion bags 2 of different sizes. Protective baffles 17 for preventing the needle from piercing the fingers are symmetrically provided on both sides of the limiting cylinder 6 and at the top of the guide cylinder 7. When the two fingers of the medical staff are pinched on the outside of the limiting cylinder 6, the protective baffle 17 can block the fingers to prevent the needle from piercing the fingers when connecting the blood transfusion device. A blood transfusion alarm component is provided on the inner bottom wall of the fixed box 1 and on the outside of the donor tube 27.The blood transfusion alarm assembly comprises a fixed plate 18 clamped on one side of a donor tube 27, a movable plate 20 hinged to one end of the fixed plate 18 and magnetically connected to the other end of the fixed plate 18 via a magnet sheet 19, a semicircular arc-shaped clamping groove 21 symmetrically arranged on the inner sides of the fixed plate 18 and the movable plate 20, a light emitter 22 arranged inside the clamping groove 21 of the fixed plate 18, a light receiver arranged inside the clamping groove 21 of the movable plate 20, an alarm 24 arranged outside the movable plate 20, and a light source 25 arranged on the outer side of the movable plate 20. 0, during blood transfusion, the fixed plate 18 and the movable plate 20 are clamped on the outside of the donor tube 27, so that the donor tube 27 is located in the two clamping slots 21. When the blood transfusion bag 2 is transfusing blood normally, blood flows at a uniform speed in the donor tube 27. After the optical receiver 23 receives the light signal reflected by the blood flow, an electric pulse signal is generated. When the blood in the blood transfusion bag 2 is transfused, there is no blood flow in the donor tube 27. At this time, the optical receiver 23 cannot receive the light signal of the optical transmitter 22, and no electric pulse signal is generated. The control If the controller does not receive the electrical pulse signal from the optical receiver 23 within a reference time period, the controller determines that it is in an abnormal working state according to the pre-set program. At this time, the circuit connected to the controller controls the buzzer to ring for a long time to realize the alarm and remind the accompanying personnel and medical staff. A display screen 25 is installed on the outside of the sealed door 4. A microprocessor electrically connected to the pressure sensor 11 is installed inside the display screen 25. When the pressure sensor 11 detects the gravity of the blood in the infusion bag, the signal is transmitted to the microprocessor. The microprocessor is responsible for collecting the gravity signal of the sensor and converting it into a digital signal. After being processed by other components in the display screen 25, it is displayed on the display screen 25, which is convenient for medical staff to observe the remaining amount of blood. A transparent observation window 26 is provided in the middle of the sealed door 4 for observing the blood transfusion situation of the blood transfusion bag 2. By providing the transparent observation window 26 in the middle of the sealed door 4, the blood transfusion situation of the infusion bag in the fixed box 1 can be observed without opening the sealed door 4 when the medical staff are making rounds.

[0036] The working principle and use process of the utility model are as follows: when using the device, the sealing door 4 is opened, and the suspension rod 10 is slid upward or downward along the fixing box 1 according to the size of the blood transfusion bag 2, and the blood transfusion bag 2 is hung on the hook 12, so that the pipeline at the bottom of the blood transfusion bag 2 can be in the through groove 5, and the remaining amount of blood in the infusion bag is measured by the pressure sensor 11. After the position of the suspension rod 10 is adjusted, the screw rod 14 is inserted into the corresponding adjustment hole 13, and then the fastening cap 15 is screwed onto the threaded rod to fix the position of the suspension rod 10. At the same time, when the pressure sensor 11 detects the gravity of the blood in the infusion bag, the signal is transmitted to the microprocessor. The microprocessor is responsible for collecting the gravity signal of the sensor and converting it into a digital signal. After being processed by other components in the display screen 25, it is displayed on the display screen 25. The display is convenient for medical staff to observe the remaining amount of blood. The fixed plate 18 and the movable plate 20 are clamped on the outside of the donor tube 27 so that the donor tube 27 is located in the two clamping slots 21. When the blood transfusion bag 2 is transfusing blood normally, blood flows at a uniform speed in the donor tube 27. After the optical receiver 23 receives the light signal reflected by the blood flow, an electric pulse signal is generated. When the blood in the blood transfusion bag 2 is transfused, there is no blood flowing in the donor tube 27. At this time, the optical receiver 23 cannot receive the light signal from the light transmitter 22 and no longer generates an electric pulse signal. The controller cannot receive the electric pulse signal from the optical receiver 23 within a reference time period. The controller determines that it is in an abnormal working state according to a pre-set program. At this time, the circuit connected to the buzzer by the controller controls the buzzer to ring for a long time, realizing an alarm to remind the accompanying personnel and medical staff.

[0037] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0038] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, modifications or changes, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the inventive concept and technical solution to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. An adjustable blood transfusion bag protection device with intelligent sensing function, comprising a fixing box (1) for holding a blood transfusion bag (2), a sealing door (4) hinged to one side of the fixing box (1) and magnetically connected to the other side of the fixing box (1) through a magnet bar (3), an adjustable pressure measuring component arranged on the top of the fixing box (1) and used to detect the gravity of the blood transfusion bag (2) and suspend the blood transfusion bag (2), and a fixing component arranged on the bottom of the fixing box (1) and used to position a donor tube (27) of the blood transfusion bag (2), characterized in that: The bottom of the fixing box (1) is provided with a plurality of through grooves (5) for accommodating the bottom pipeline of the blood transfusion bag (2); the fixing assembly comprises a limiting cylinder (6) arranged at the bottom of the through groove (5) for accommodating the donor tube (27), a flared guide cylinder (7) arranged at the bottom end of the limiting cylinder (6), a notch (8) provided on the outside of the guide cylinder (7) and used for the donor tube (27) to be inserted into the limiting cylinder (6), and a limiting clamping plate (9) arranged on the inside of the sealing door (4) and cooperating with the limiting cylinder (6) to fix the donor tube (27).

2. The adjustable blood transfusion bag protection device with intelligent sensing function according to claim 1, characterized in that: The adjustable pressure measurement assembly comprises a suspension rod (10) slidably connected to the top of a fixed box (1), a pressure sensor (11) installed at the bottom end of the suspension rod (10), and a hook (12) arranged at the bottom end of the pressure sensor (11) and used to hang a blood transfusion bag (2).

3. The adjustable blood transfusion bag protection device with intelligent sensing function according to claim 2, characterized in that: A plurality of adjustment holes (13) are evenly penetrated through the side wall of the suspension rod (10), a screw rod (14) is arranged in the adjustment hole (13) at the top of the fixing box (1), and a fastening cap (15) is threadedly connected to the tail end of the screw rod (14).

4. The adjustable blood transfusion bag protection device with intelligent sensing function according to claim 3, characterized in that: The top end of the suspension rod (10) is provided with a hand-lifting rod (16) which is in a vertical position with respect to the suspension rod (10).

5. The adjustable blood transfusion bag protection device with intelligent sensing function according to claim 1, characterized in that: Protective baffles (17) for preventing a needle from piercing a finger are symmetrically arranged on both sides of the limiting cylinder (6) and on the top of the guide cylinder (7).

6. The adjustable blood transfusion bag protection device with intelligent sensing function according to claim 1, characterized in that: A blood transfusion alarm assembly is arranged on the inner bottom wall of the fixed box (1) and located outside the donor tube (27). The blood transfusion alarm assembly comprises a fixed plate (18) clamped on one side of the donor tube (27), a movable plate (20) hinged to one end of the fixed plate (18) and magnetically connected to the other end of the fixed plate (18) via a magnet sheet (19), a semicircular arc-shaped clamping groove (21) symmetrically arranged inside the fixed plate (18) and the movable plate (20), a light emitter (22) arranged inside the clamping groove (21) in the fixed plate (18), a light receiver arranged inside the clamping groove (21) in the movable plate (20), an alarm (24) arranged outside the movable plate (20), and a controller arranged inside the movable plate (20).

7. The adjustable blood transfusion bag protection device with intelligent sensing function according to claim 1, characterized in that: A display screen (25) is installed on the outer side of the sealing door (4), and a microprocessor electrically connected to the pressure sensor (11) is installed inside the display screen (25).

8. The adjustable blood transfusion bag protection device with intelligent sensing function according to claim 1, characterized in that: A transparent observation window (26) for conveniently observing the blood transfusion situation of the blood transfusion bag (2) is provided in the middle of the sealed door (4).

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