CN219110425U

CN219110425U - Miniature transfusion device

Info

Publication number: CN219110425U
Application number: CN202320906347.7U
Authority: CN
Inventors: 田杰; 李悦
Original assignee: BEIJING OBSTETRICS AND GYNECOLOGY HOSPITAL CAPITAL MEDICAL UNIVERSITY
Current assignee: BEIJING OBSTETRICS AND GYNECOLOGY HOSPITAL CAPITAL MEDICAL UNIVERSITY
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-06-02
Anticipated expiration: 2033-04-21

Abstract

The utility model relates to a miniature transfusion device, which comprises a transfusion pump body, a transfusion device, a fixing structure and an alarm structure; the infusion pump comprises an infusion pump body, wherein the infusion pump body is provided with a groove matched with the infusion apparatus, the infusion apparatus is detachably connected with the infusion pump body, the fixing structure is arranged at the lower part of the infusion pump body and is fixedly connected with the infusion pump body, and the alarm structure is fixedly connected to any side face of the infusion pump body; the infusion pump body can be fixedly worn on a patient, the infusion rate is adjustable, and the infusion pump body can automatically give an alarm after the infusion is completed, so that medical staff is prompted to complete the infusion.

Description

Miniature transfusion device

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to a miniature transfusion device.

Background

Infusion pumps are typically mechanical or electronic control devices that control the infusion rate by acting on an infusion catheter. Is often used in situations where strict control of the infusion and dosage is required; intravenous infusion is a common administration mode in clinical treatment; according to the different medicine properties and patient physique, the intravenous transfusion speed is also different, and the transfusion is too fast and too slow to achieve the expected treatment effect, even the nursing safety is affected.

The existing infusion pump has large volume and large infusion quantity, and because of long half-life period of some medicines, slow continuous instillation treatment is needed, and occasional intravenous injection of magnesium sulfate or intravenous injection of calcium agent is needed in clinic, and the medicines are slowly and statically pushed, so that the infusion pump needs to be injected for a long time, and a patient cannot carry the infusion pump, and the infusion pump cannot give an alarm to prompt medical staff after the injection of the existing infusion pump is finished.

The present utility model addresses the above-described problems by providing a miniature infusion device.

Disclosure of Invention

In order to overcome the problems in the background art, the utility model adopts the following technical scheme:

a miniature transfusion device comprises a transfusion pump body, a transfusion device, a fixing structure and an alarm structure; the infusion pump comprises an infusion pump body, wherein the infusion pump body is provided with a groove matched with the infusion apparatus, the infusion apparatus is detachably connected with the infusion pump body, the fixing structure is arranged at the lower part of the infusion pump body and is fixedly connected with the infusion pump body, and the alarm structure is fixedly connected to any side face of the infusion pump body; the infusion pump body can be fixedly worn on a patient, the infusion rate is adjustable, and the infusion pump body can automatically give an alarm after the infusion is completed, so that medical staff is prompted to complete the infusion.

Further, the display screen is arranged at the top of the infusion pump body, so that the infusion rate can be displayed, and the medical staff can conveniently adjust the infusion rate.

Further, at least three adjusting buttons are arranged on the side face of the display screen, and the adjusting buttons are a switch, a speed adjusting button and an infusion starting/suspension button respectively; when the infusion device is used, the switch is firstly turned on, the display screen can display the set infusion rate, the speed adjusting button is operated, the rate is adjusted to a proper range, and the infusion at a fixed rate can be carried out by pressing the infusion starting/suspending button.

Further, an arc-shaped groove is arranged on the side face of the infusion pump body, and the infusion apparatus can be arranged in the arc-shaped groove; alternatively, the arcuate slot arc is 180 degrees.

Further, a circular groove is arranged in the middle of the arc-shaped groove, and the diameter of the circular groove is larger than that of the arc-shaped groove and is used for clamping the rear end of the infusion apparatus.

Further, the infusion pump body comprises an infusion pump body shell, a motor, a screw rod, a power supply, a moving block and a control structure; the motor is fixedly connected inside the infusion pump body shell, the motor is fixedly connected with the screw rod, the moving block is arranged on the screw rod and is movably connected with the screw rod, and the control structure is connected with the motor and can control the rotating speed of the motor; the motor drives the screw rod to rotate, and the screw rod rotates the movable block to move on the screw rod.

Further, the power supply is chargeable, and a charging port is arranged on the side face of the infusion pump body shell.

Further, a connecting rod is arranged on one side, close to the front side face of the infusion pump body shell, of the moving block, a medicine spraying block is arranged at the rear end of the connecting rod, a T-shaped groove is formed in the side face of the medicine spraying block, and the T-shaped groove penetrates through the medicine spraying block.

Further, a clamping structure is arranged at the lower side of the arc-shaped groove of the infusion pump body shell, and the clamping structure comprises a cylindrical rod and a clamping block; the clamping block is in a strip shape, a round hole is formed in any side of the clamping block, the clamping block is arranged on the cylindrical rod, and the clamping block can rotate along the cylindrical rod; friction force is arranged between the clamping block and the cylindrical rod, and relative rotation can not occur during non-manual operation.

Further, the fixing structure comprises a fixing block and a fixing belt; the fixed block is fixedly connected with the fixed belt, the fixed block is fixedly connected to the bottom of the infusion pump body, and the fixed belt is arranged on two sides of the fixed block.

Further, soft materials are arranged at the bottom of the fixing block, and the arrangement ensures that discomfort is caused to a patient when the infusion pump body is worn on the patient.

Further, the two fixing strap ends are provided with female and male magic tapes which are mutually matched, and the fixing strap can be fixed on the arm of a patient.

Further, at least two fixing ropes are arranged around the fixing block, pins can be fixed in the fixing ropes, and can penetrate through clothes of a patient to fix the fixing block and prevent the fixing block from sliding.

Further, the infusion set comprises an injection cylinder and an injection part; the injection part is configured in the injection cylinder and is movably connected with the injection cylinder; the injection part comprises a piston, a connecting rod and a pressing part, wherein the first end of the connecting rod is fixedly connected with the piston, the second end of the connecting rod is fixedly connected with the pressing part, the inner diameter of the piston is the same as that of the injection cylinder, and the pushing of the pressing part can extrude the medicine in the injection cylinder.

The utility model has the beneficial effects that: the utility model has reasonable structure; by arranging the miniature infusion pump body, the medicine can be ensured to be slowly infused into the vein of a patient at a constant speed; by arranging the control structure, the adjustable injection rate is ensured; by arranging the fixing structure, the infusion pump body can be ensured to be fixedly worn on a patient and is convenient to carry; the alarm device ensures that the transfusion can be automatically alarmed after the transfusion is finished, and prompts medical staff to complete the transfusion.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the entire structure of the present utility model;

FIG. 3 is a schematic view of the connection between the infusion pump body and the fixing structure;

FIG. 4 is a schematic structural view of the fixing structure of the present utility model;

FIG. 5 is a schematic diagram of the construction of the present utility model;

FIG. 6 is a schematic view of the structure of the infusion set of the present utility model;

in the figure, 1, an infusion pump body; 2. a display screen; 3. a switch; 4. a speed adjustment button; 5. a start infusion/infusion pause button; 6. an arc-shaped groove; 7. a circular groove; 8. making medicine blocks; 9. a blocking block; 10. a fixed block; 11. a fixing belt; 12. a fixing rope; 13. an infusion set.

Detailed Description

The following detailed description of the embodiments of the present utility model will be made more apparent to those skilled in the art from the following detailed description, in which the utility model is embodied in several, but not all, embodiments of the utility model. The utility model may be embodied or applied in other specific forms and features of the following examples and examples may be combined with each other without conflict, all other examples being contemplated by those of ordinary skill in the art without undue burden from the present disclosure, based on the examples of the utility model.

Example 1

Referring to fig. 1 to 6, a micro infusion device in this embodiment includes an infusion pump body 1, an infusion set 13, a fixing structure and an alarm structure; the infusion pump body 1 is provided with a groove matched with the infusion apparatus 13, the infusion apparatus 13 is detachably connected with the infusion pump body 1, the fixing structure is arranged at the lower part of the infusion pump body 1, the fixing structure is fixedly connected with the infusion pump body 1, and the alarm structure is fixedly connected to any side surface of the infusion pump body 1; the above arrangement ensures that the infusion pump body 1 can be fixedly worn on a patient, the infusion rate is adjustable, and the infusion pump can automatically give an alarm after the infusion is completed, so that medical staff is prompted to complete the infusion.

Example 2

Referring to fig. 1-3, on the basis of embodiment 1, the following technical features are added in this embodiment: (the structure of the infusion pump body 1 is specifically set as follows): the display screen 2 is arranged at the top of the infusion pump body 1, so that the infusion rate can be displayed, and the infusion rate can be conveniently adjusted by medical staff.

At least three adjusting buttons are arranged on the side face of the display screen 2, and each adjusting button is a switch 3, a speed adjusting button 4 and an infusion/transfusion starting pause button 5; when in use, the switch 3 is turned on firstly, the display screen 2 displays the set infusion rate, the speed adjusting button 4 is operated to adjust the rate to a proper range, and the infusion at a fixed rate can be carried out by pressing the infusion starting/suspending button 5.

An arc-shaped groove 6 is arranged on the side surface of the infusion pump body 1; the transfusion device 13 can be arranged in the arc-shaped groove 6; alternatively, the arcuate slot 6 may be 180 degrees in arc.

The middle part of the arc-shaped groove 6 is provided with a circular groove 7, and the diameter of the circular groove 7 is larger than that of the arc-shaped groove 6 and is used for clamping the rear end of the infusion apparatus 13.

The infusion pump body 1 comprises an infusion pump body 1 shell, a motor, a screw, a power supply, a moving block and a control structure; the motor is fixedly connected inside the shell of the infusion pump body 1, the motor is fixedly connected with the screw rod, the moving block is arranged on the screw rod and is movably connected with the screw rod, and the control structure is connected with the motor and can control the rotating speed of the motor; the motor drives the screw rod to rotate, and the screw rod rotates the movable block to move on the screw rod.

The power supply is chargeable, and the side surface of the outer shell of the infusion pump body 1 is provided with a charging port.

One side of the movable block, which is close to the front side surface of the shell of the infusion pump body 1, is provided with a connecting rod, the rear end of the connecting rod is provided with a medicine spraying block 8, the side surface of the medicine spraying block 8 is provided with a T-shaped groove, and the T-shaped groove penetrates through the medicine spraying block 8.

The lower side of the arc-shaped groove of the outer shell of the infusion pump body 1 is provided with a locking structure which comprises a cylindrical rod and a locking block 9; the clamping block 9 is in a strip shape, a round hole is formed in any side of the clamping block 9, the clamping block 9 is arranged on the cylindrical rod, and the clamping block 9 can rotate along the cylindrical rod; friction is generated between the locking block 9 and the cylindrical rod, and relative rotation can not occur during non-manual operation.

Example 3

Referring to fig. 1-4, on the basis of embodiments 1-2, the following technical features (the following specific arrangement is performed on the fixing structure) are added in this embodiment: the fixing structure comprises a fixing block 10 and a fixing belt 11; the fixed block 10 is fixedly connected with the fixed belt 11, the fixed block 10 is fixedly connected to the bottom of the infusion pump body 1, and the fixed belt 11 is arranged on two sides of the fixed block 10.

The soft material is arranged at the bottom of the fixed block 10, and the arrangement ensures that discomfort is caused to a patient when the infusion pump body 1 is worn on the patient.

The tail ends of the two fixing belts 11 are provided with female and male magic tapes which are mutually matched, and the two fixing belts can be fixed on the arm of a patient.

At least two fixing ropes 12 are arranged around the fixing block 10, pins can be fixed in the fixing ropes 12, and can penetrate through clothes of a patient to fix the fixing block 10, so that the fixing block 10 is prevented from sliding.

Or, the bottom of the infusion pump body 1 is provided with a fixing frame, the fixing belt 11 is fixed on the fixing frame, the fixing rope 12 is fixed on the side face of the fixing belt 11, the pin can be fixed in the fixing rope 12, the pin can penetrate through clothes of a patient, the fixing belt 11 is fixed, and the fixing belt 11 is prevented from sliding.

Example 4

Referring to fig. 1-2 and 6, on the basis of embodiments 1-3, the following technical features (the following specific arrangements are provided for the structure of the infusion apparatus 13) are added: the infusion set 13 includes an injection tube and an injection portion; the injection tube is hollow, the injection part is configured in the injection tube, and the injection part is movably connected with the injection tube; the injection part comprises a piston, a connecting rod and a pressing part, wherein the first end of the connecting rod is fixedly connected with the piston, the second end of the connecting rod is fixedly connected with the pressing part, the inner diameter of the piston is the same as that of the injection cylinder, and the pushing of the pressing part can extrude the medicine in the injection cylinder.

When in use, the infusion apparatus 13 is directly connected to the indwelling needle of a patient, and an extension tube is not needed, so that the infusion apparatus is more convenient to use.

The above description of embodiments is only for the understanding of the present utility model. It should be noted that it will be apparent to those skilled in the art that modifications can be made to the present utility model without departing from the principles of the utility model, and such modifications will fall within the scope of the claims.

Claims

1. The miniature transfusion device is characterized by comprising a transfusion pump body, a transfusion device, a fixing structure and an alarm structure; the infusion pump is characterized in that a groove matched with the infusion apparatus is formed in the infusion pump body, the infusion apparatus is detachably connected with the infusion pump body, the fixing structure is arranged at the lower part of the infusion pump body and is fixedly connected with the infusion pump body, and the alarm structure is fixedly connected to any side face of the infusion pump body.

2. The miniature transfusion device according to claim 1, wherein a display screen is arranged at the top of the transfusion pump body; at least three adjusting buttons are arranged on the side face of the display screen, and the adjusting buttons are a switch, a speed adjusting button and an infusion starting/suspension button respectively.

3. The miniature transfusion device according to claim 2, wherein an arc-shaped groove is arranged on the side surface of the transfusion pump body; the infusion set can be arranged in the arc-shaped groove; the arc-shaped groove is characterized in that a circular groove is formed in the middle of the arc-shaped groove, and the diameter of the circular groove is larger than that of the arc-shaped groove.

4. The miniature infusion device of claim 1, wherein the infusion pump body comprises an infusion pump body housing, a motor, a lead screw, a power supply, a moving block, and a control structure; the motor is fixedly connected inside the infusion pump body shell, the motor is fixedly connected with the screw rod, the moving block is arranged on the screw rod and is movably connected with the screw rod, and the control structure is connected with the motor; the power supply is chargeable, and a charging port is arranged on the side face of the infusion pump body shell.

5. The miniature transfusion device according to claim 4, wherein a connecting rod is arranged on one side of the movable block, which is close to the front side surface of the transfusion pump body shell, a medicine beating block is arranged at the rear end of the connecting rod, a T-shaped groove is arranged on the side surface of the medicine beating block, and the T-shaped groove penetrates through the medicine beating block.

6. The miniature transfusion device according to claim 5, wherein a locking structure is arranged at the lower side of the arc-shaped groove of the transfusion pump body shell, and the locking structure comprises a cylindrical rod and a locking block; the clamping block is in a strip shape, a round hole is formed in any side of the clamping block, the clamping block is arranged on the cylindrical rod, and the clamping block can rotate along the cylindrical rod; friction is arranged between the clamping block and the cylindrical rod.

7. The miniature infusion device of claim 1, wherein said securing structure comprises a securing block and a securing strap; the fixed block is fixedly connected with the fixed belt, the fixed block is fixedly connected to the bottom of the infusion pump body, and the fixed belt is arranged on two sides of the fixed block.

8. The micro infusion device of claim 7, wherein the bottom of the fixed block is provided with a soft material.

9. The miniature transfusion device according to claim 7, wherein the two fixing strap ends are provided with female and male magic tapes which are mutually matched.

10. The miniature infusion device of any one of claims 7-9, wherein at least two fixation cords are disposed around the fixation block.