CN221181224U

CN221181224U - Shading device for infusion pump

Info

Publication number: CN221181224U
Application number: CN202421173083.XU
Authority: CN
Inventors: 林小雪
Original assignee: Sichuan Peoples Hospital of Sichuan Academy of Medical Sciences
Current assignee: Sichuan Peoples Hospital of Sichuan Academy of Medical Sciences
Priority date: 2024-05-28
Filing date: 2024-05-28
Publication date: 2024-06-21
Anticipated expiration: 2034-05-28

Abstract

The utility model relates to the technical field of infusion pumps, in particular to a shading device for an infusion pump. The utility model provides a shading device for an infusion pump, which is arranged on a vertical plate of the infusion pump and is used for fixing an injector on the vertical plate and shading the injector; the light shielding device comprises a lower light shielding plate, an upper light shielding plate and a pressing mechanism, wherein the lower light shielding plate and the upper light shielding plate are light-tight plates; the top of the vertical plate is provided with a groove for placing the injector, and the lower light shielding plate is arranged in the groove and is coaxially arranged with the groove; the pushing mechanism is arranged at the top of the vertical plate and is close to the groove, the upper light shielding plate is arranged on the pushing mechanism, and the pushing mechanism is used for driving the upper light shielding plate to be close to or far away from the lower light shielding plate. The shading device for the infusion pump can shade the injector, prevent certain liquid medicine from degradation and polymerization reaction, and ensure the stable drug effect of the liquid medicine.

Description

Shading device for infusion pump

Technical Field

The utility model relates to the technical field of infusion pumps, in particular to a shading device for an infusion pump.

Background

The micro-injection pump is used as one of infusion pumps, can accurately, uniformly and continuously inject a small amount of fluid into a patient, and can be used for rescuing critical patients, thereby reducing the workload of nurses, improving the working efficiency and being accurately, safely and effectively matched with doctors for rescuing.

The prior microinjection pump mainly comprises a machine seat, a vertical plate, a moving block, a controller and an actuating mechanism, wherein the vertical plate is provided with a clamping groove which is matched with a flange at the rear end of a syringe needle cylinder, the flange at the rear end of the syringe needle cylinder is clamped into the clamping groove of the machine body and then is axially fixed, the moving block is provided with a clamping groove which is matched with a piston handle of the syringe, and after the piston handle is clamped into the clamping groove of the moving block, the actuating mechanism is controlled by the controller and drives the moving block to move, and the moving block drives the piston to move so as to perform liquid medicine injection.

However, in the clinical transfusion process, the medicine liquid such as enoxacin injection, fleroxacin injection, nitroglycerin injection, lipoic acid and the like is unstable to light due to the components of the medicine liquid, and in the clinical use process, if the medicine liquid is exposed to light, the medicine liquid can be degraded and polymerized, and the medicine effect of the medicine liquid can be reduced. The current microinjection pump does not have the function of shading the liquid medicine in the injector, and can cause degradation and polymerization reaction of certain liquid medicine, so that the drug effect of the liquid medicine is reduced.

Disclosure of utility model

The utility model solves the problems that: the current microinjection pump does not have the function of shading the liquid medicine in the injector, and can cause degradation and polymerization reaction of certain liquid medicine, so that the drug effect of the liquid medicine is reduced.

(II) technical scheme

A shading device for an infusion pump, which is arranged on a vertical plate of the infusion pump and used for fixing a syringe on the vertical plate and shading the syringe;

The light shielding device comprises a lower light shielding plate, an upper light shielding plate and a pressing mechanism, wherein the lower light shielding plate and the upper light shielding plate are light-tight plates;

The top of the vertical plate is provided with a groove for placing the injector, and the lower light shielding plate is arranged in the groove and is coaxially arranged with the groove;

The lower pressing mechanism is arranged at the top of the vertical plate and is close to the groove, the upper light shielding plate is arranged on the lower pressing mechanism, and the lower pressing mechanism is used for driving the upper light shielding plate to be close to or far away from the lower light shielding plate;

When the pushing mechanism drives the upper light shielding plate to be close to the lower light shielding plate, the upper light shielding plate covers the injector on the lower light shielding plate.

According to one embodiment of the utility model, the upper light shielding plate and the lower light shielding plate are arc-shaped plates, and when the upper light shielding plate is covered on the lower light shielding plate, the lower light shielding plate and the upper light shielding plate form a pipeline structure matched with the injector.

According to one embodiment of the utility model, the pressing mechanism comprises a column, a screw, a plate body and a pressing head;

The stand is fixed in the upper surface of riser, the bottom of screw rod is fixed in the top of stand, just the screw rod with the stand is coaxial to be set up, the plate body slide in on the stand, the one end of going up the light screen with the lower surface of plate body is connected, push down the head spiro union in on the screw rod, just the pressure head is higher than down the plate body.

According to one embodiment of the utility model, the pressing mechanism further comprises a spring, the spring is sleeved on the upright post, the bottom end of the spring acts on the upper surface of the upright plate, and the top end of the spring acts on the plate body.

According to one embodiment of the utility model, the two sides of one end of the upper light shielding plate, which is far away from the vertical plate, are respectively provided with a first magnetic suction plate, and the two sides of one end of the lower light shielding plate, which is far away from the vertical plate, are respectively provided with a second magnetic suction plate which is in one-to-one correspondence with the first magnetic suction plates; when the upper light shielding plate is covered on the lower light shielding plate, the first magnetic attraction plate and the second magnetic attraction plate are attracted.

According to one embodiment of the utility model, the lower surface of the upper light shielding plate is provided with a magic tape male surface, and the upper surface of the lower light shielding plate is provided with a magic tape female surface.

According to one embodiment of the utility model, the plate body is detachably connected with the upper shading plate.

According to one embodiment of the utility model, the lower light shielding plate and the upper light shielding plate are both black acrylic plates.

The utility model has the beneficial effects that:

The utility model provides a shading device for an infusion pump, which is arranged on a vertical plate of the infusion pump and is used for fixing an injector on the vertical plate and shading the injector; the light shielding device comprises a lower light shielding plate, an upper light shielding plate and a pressing mechanism, wherein the lower light shielding plate and the upper light shielding plate are light-tight plates; the top of the vertical plate is provided with a groove for placing the injector, and the lower light shielding plate is arranged in the groove and is coaxially arranged with the groove; the lower pressing mechanism is arranged at the top of the vertical plate and is close to the groove, the upper light shielding plate is arranged on the lower pressing mechanism, and the lower pressing mechanism is used for driving the upper light shielding plate to be close to or far away from the lower light shielding plate; when the pressing mechanism drives the upper light shielding plate to approach the lower light shielding plate, the upper light shielding plate covers the injector on the lower light shielding plate.

After the syringe is placed on the lower light screen in the recess at riser top, utilize pushing down the mechanism to drive the light screen and be close to the light screen down to with last light screen pressure on the syringe, go up light screen and lower light screen and form a pipeline structure, the cylinder part of syringe is overlapped in pipeline structure, thereby can play the shading effect, can prevent that certain liquid medicine from taking place degradation, polymerization, guaranteed the drug effect stability of liquid medicine.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a first perspective view of a second embodiment of the present utility model;

FIG. 2 is a front view of a second embodiment of the present utility model;

FIG. 3 is a second perspective view of the second embodiment of the present utility model;

fig. 4 is a structural diagram of a riser and a shading device according to a second embodiment of the present utility model;

fig. 5 is a block diagram of a shading device according to a first embodiment of the present utility model.

Icon: 1. a base; 101. a control screen; 2. a vertical plate; 201. a tank body; 3. a fixing plate; 4. a driving motor; 5. a moving block; 501. a clamping groove; 6. a screw rod; 7. a syringe; 8. a shading device; 801. a column; 802. a screw; 803. a lower pressure head; 804. a plate body; 805. an upper light shielding plate; 806. a lower light shielding plate; 807. a spring; 808. a first magnetic plate; 809. and the second magnetic attraction plate.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

As shown in fig. 5, a first embodiment of the present utility model provides a shading device for an infusion pump, wherein a shading device 8 is installed on a riser 2 of the infusion pump, and is used for fixing a syringe 7 on the riser 2 and shading the syringe 7; the light shielding device 8 comprises a lower light shielding plate 806, an upper light shielding plate 805 and a pressing mechanism, wherein the lower light shielding plate 806 and the upper light shielding plate 805 are light-tight plates; the top of the vertical plate 2 is provided with a groove for placing the injector 7, and the lower light shielding plate 806 is arranged in the groove and is coaxially arranged with the groove; the pressing mechanism is installed at the top of the vertical plate 2 and is close to the groove, the upper light shielding plate 805 is installed on the pressing mechanism, and the pressing mechanism is used for driving the upper light shielding plate 805 to be close to or far from the lower light shielding plate 806; when the pressing mechanism drives the upper light shielding plate 805 to approach the lower light shielding plate 806, the upper light shielding plate 805 covers the injector 7 on the lower light shielding plate 806.

Specifically, fig. 1 shows an infusion pump with the light shielding device 8, as can be seen from fig. 1, a vertical plate 2 is mounted on the upper surface of a stand 1 of the infusion pump, a groove for placing an injector 7 is formed in the upper surface of the vertical plate 2, one end of an upper light shielding plate 805 is fixed in the groove, the upper light shielding plate 805 is coaxially arranged with the groove, and the upper light shielding plate 805 is used for placing the injector 7 and shielding the lower half of the injector 7. The pushing mechanism is installed at the top of the vertical plate 2 and is close to the groove, the upper light shielding plate 805 is installed on the pushing mechanism, and when the pushing mechanism drives the upper light shielding plate 805 to be close to the lower light shielding plate 806, the upper light shielding plate 805 covers the injector 7 on the lower light shielding plate 806, so as to fix the injector 7 and shield the upper half of the injector 7.

Specifically, after the injector 7 is placed on the lower light shielding plate 806 in the groove at the top of the vertical plate 2, the upper light shielding plate 805 is driven by the pushing mechanism to approach the lower light shielding plate 806, so that the upper light shielding plate 805 is pressed on the injector 7, the upper light shielding plate 805 and the lower light shielding plate 806 form a pipeline structure, and the needle cylinder part of the injector 7 is sleeved in the pipeline structure, so that the light shielding effect can be achieved, degradation and polymerization reactions of certain liquid medicine can be prevented, and the stable drug effect of the liquid medicine is ensured.

As a preferred embodiment, fig. 4 shows a structural view of the light shielding device 8 mounted on the vertical plate 2, and referring again to fig. 5, the depressing mechanism includes a vertical column 801, a screw 802, a plate 804, a spring 807, and a depressing head 803; wherein, the bottom of screw rod 802 is fixed in the upper surface of stand 801, and screw rod 802 and stand 801 coaxial setting, screw rod 802 and stand 801's diameter are the same. A round hole is formed in the top of the vertical plate 2, and the bottom of the upright post 801 is fixed in the round hole in the top of the vertical plate 2. The plate body 804 slides on the upright 801, one end of the upper light shielding plate 805 is connected with the lower surface of the plate body 804, the lower pressure head 803 is in threaded connection with the screw 802, further, the spring 807 is sleeved on the upright 801, the bottom end of the spring 807 acts on the upper surface of the upright 2, and the top end acts on the plate body 804.

After the injector 7 is placed on the lower light shielding plate 806 in the groove at the top of the vertical plate 2, the upper light shielding plate 805 is rotated to the position shown in fig. 4 by rotating the plate body 804, at this time, the upper light shielding plate 805 is located right above the lower light shielding plate 806, then the lower pressing head 803 is screwed, the lower pressing head 803 moves downwards to push the plate body 804 to move downwards, so that the upper light shielding plate 805 is driven to move downwards and be pressed on the lower light shielding plate 806, the upper light shielding plate 805 and the lower light shielding plate 806 form a pipeline structure, the needle cylinder part of the injector 7 is sleeved in the pipeline structure, thereby playing a role of shielding light, preventing certain liquid medicine from degradation and polymerization reaction, and ensuring the stability of the drug effect of the liquid medicine.

It should be noted that the spring 807 plays two roles, and first, when the lower pressing head 803 has not yet lowered the pressing plate body 804, the spring 807 plays a role of supporting the plate body 804 so that the upper light shielding plate 805 and the lower light shielding plate 806 are in a separated state. Second, when the lower pressing head 803 moves down to push the upper light shielding plate 805 to move down and press the lower light shielding plate 806, the spring 807 is in a compressed state, and after the pressing head 803 is unscrewed, the plate 804 can move up quickly under the reset action of the spring 807, so that the upper light shielding plate 805 is opened, and the upper light shielding plate 805 and the lower light shielding plate 806 are separated quickly.

Fig. 3 shows a state of the pressing mechanism and the upper shield 805 when the syringe 7 has not been placed. At this time, the plate body 804 is rotated to be perpendicular to the vertical plate 2, and the upper shield 805 is completely offset from the lower shield 806, so that the syringe 7 is mounted to the infusion pump.

As a preferred embodiment, the upper shield 805 and the lower shield 806 are half of a tube, i.e. when the upper shield 805 and the lower shield 806 are closed together, a tube structure is formed, and the diameter of the tube is the same as the outer diameter of the syringe 7 barrel to accommodate the barrel.

Further, the upper light shielding plate 805 and the lower light shielding plate 806 are black acrylic plates. Optionally, the upper light shielding plate 805 and the lower light shielding plate 806 may be made of other materials, so long as the light-tightness is satisfied.

Optionally, considering that after the upper light shielding plate 805 and the lower light shielding plate 806 are covered together, there may be a gap at the junction of the upper light shielding plate 805 and the lower light shielding plate 806, light may be irradiated to the syringe through the gap, although in practical cases, the gap is small in order to avoid the light from penetrating the gap to the greatest extent. In this embodiment, as shown in fig. 5, first magnetic attraction plates 808 are respectively disposed on two sides of one end of the upper light shielding plate 805 away from the vertical plate 2, the first magnetic attraction plates 808 are disposed along the axial direction of the upper light shielding plate 805, second magnetic attraction plates 809 corresponding to the first magnetic attraction plates 808 one to one are respectively disposed on two sides of one end of the lower light shielding plate 806 away from the vertical plate 2, and the second magnetic attraction plates 809 are disposed along the axial direction of the lower light shielding plate 806.

Thus, when the upper light shielding plate 805 is covered on the lower light shielding plate 806, the first magnetic attraction plate 808 and the second magnetic attraction plate 809 are attracted, the connectivity between the upper light shielding plate 805 and the lower light shielding plate 806 is better, the gap between the upper light shielding plate 805 and the lower light shielding plate 806 can be reduced as much as possible, and the tightness of the upper light shielding plate 805 and the lower light shielding plate 806 after being covered together is improved.

Optionally, a magic tape mode may be used to connect the upper light-shielding plate 805 and the lower light-shielding plate 806, specifically, a magic tape male surface is disposed on the lower surface of the upper light-shielding plate 805, and a magic tape female surface is disposed on the upper surface of the lower light-shielding plate 806, and when the upper light-shielding plate 805 is covered on the lower light-shielding plate 806, the magic tape male surface and the magic tape female surface are bonded together. The magic tape is divided into a male surface and a female surface, wherein one surface is made of soft fibers, and the other surface is made of elastic fibers with thorns.

Optionally, the upper light shielding plate 805 is detachably connected with the plate body 804 by bolts, screws, and the like.

Embodiment two:

The second embodiment of the present utility model provides an infusion pump, as shown in fig. 1 to 4, including a base 1, a vertical plate 2, a fixed plate 3, a screw rod 6, a driving motor 4, a moving block 5, a control screen 101, and at least one light shielding device 8 in the first embodiment. Wherein, fixed plate 3 and riser 2 are fixed at the upper surface of frame 1, and fixed plate 3 and riser 2 looks parallel arrangement, and lead screw 6 rotates and installs between fixed plate 3 and riser 2, and movable block 5 and lead screw 6 looks spiro union, and with the spout sliding connection at frame 1 top. The driving motor 4 is installed on the fixed plate 3, and the output end of the driving motor 4 is connected with one end of the screw rod 6.

Further, the upper surface of the vertical plate 2 is provided with a groove for placing the injector 7, one end of the upper light shielding plate 805 is fixed in the groove, the upper light shielding plate 805 and the groove are coaxially arranged, the pressing mechanism is installed at the top of the vertical plate 2 and close to the groove, the upper light shielding plate 805 is installed on the pressing mechanism, when the pressing mechanism drives the upper light shielding plate 805 to be close to the lower light shielding plate 806, the upper light shielding plate 805 covers the injector 7 on the lower light shielding plate 806, so that the injector 7 is retained and the upper half part of the injector 7 is shielded.

Further, as shown in fig. 1 and 3, a slot 501 for adapting to the piston handle of the syringe 7 is provided on the moving block 5. As shown in fig. 3 and 4, a groove 201 for adapting to the flange of the rear end of the cylinder of the injector 7 is provided on the upper surface of the vertical plate 2.

Preferably, as shown in fig. 2, a limit bar is fixedly installed between the fixed plate 3 and the vertical plate 2, and the limit bar passes through the moving block 5 to limit the moving block 5, so that the moving block 5 can slide along the limit bar.

Preferably, the control screen 101 is disposed on the front surface of the stand 1, and is used for controlling the operation of the driving motor 4.

In this embodiment, when the syringe 7 is placed, the end of the piston handle of the syringe 7 is clamped into the clamping groove 501 on the moving block 5, meanwhile, the syringe portion of the syringe 7 falls into the lower light-shielding plate 806 in the groove on the upper surface of the vertical plate 2, and the flange at the rear end of the syringe 7 is clamped into the groove 201 on the upper surface of the vertical plate 2, then the plate body 804 is rotated to enable the upper light-shielding plate 805 to rotate to the position shown in fig. 1, at this time, the upper light-shielding plate 805 is located right above the lower light-shielding plate 806, then the lower pressure head 803 is screwed, the lower pressure head 803 moves downwards to push the plate body 804, so that the upper light-shielding plate 805 moves downwards and is pressed on the lower light-shielding plate 806, thus the upper light-shielding plate 805 and the lower light-shielding plate 806 form a pipeline structure, the syringe portion of the syringe 7 is sleeved in the pipeline structure, and the upper light-shielding plate 805 and the lower light-shielding plate 806 are both light-shielding plates, so that certain liquid medicine can be prevented from degradation and polymerization reaction, and the drug effect is ensured. During injection, the control screen 101 controls the driving motor 4 to operate so as to drive the screw rod 6 to rotate, so that the moving block 5 moves towards the vertical plate 2 to push the piston handle of the injector 7, and the injection work of the liquid medicine is accurately, slightly, uniformly and continuously performed.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the communication may be direct or indirect through an intermediate medium, or may be internal to two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. A shading device for an infusion pump, characterized in that the shading device is arranged on a vertical plate (2) of the infusion pump and is used for fixing a syringe (7) on the vertical plate (2) and shading the syringe (7);

The shading device comprises a lower shading plate (806), an upper shading plate (805) and a pressing mechanism, wherein the lower shading plate (806) and the upper shading plate (805) are light-proof plates;

The top of the vertical plate (2) is provided with a groove for placing the injector (7), and the lower light shielding plate (806) is arranged in the groove and is coaxially arranged with the groove;

The lower pressing mechanism is arranged at the top of the vertical plate (2) and is close to the groove, the upper light shielding plate (805) is arranged on the lower pressing mechanism, and the lower pressing mechanism is used for driving the upper light shielding plate (805) to be close to or far away from the lower light shielding plate (806);

when the pushing mechanism drives the upper light shielding plate (805) to be close to the lower light shielding plate (806), the upper light shielding plate (805) covers the injector (7) on the lower light shielding plate (806).

2. The light shielding device for an infusion pump according to claim 1, wherein the upper light shielding plate (805) and the lower light shielding plate (806) are arc-shaped plates, and when the upper light shielding plate (805) is covered on the lower light shielding plate (806), the lower light shielding plate (806) and the upper light shielding plate (805) form a pipeline structure matched with the injector (7).

3. The shading device for an infusion pump according to claim 2, wherein the depressing mechanism comprises a column (801), a screw (802), a plate body (804) and a depressing head (803);

The vertical column (801) is fixed on the upper surface of the vertical plate (2), the bottom end of the screw rod (802) is fixed on the top of the vertical column (801), the screw rod (802) and the vertical column (801) are coaxially arranged, the plate body (804) slides on the vertical column (801), one end of the upper light shielding plate (805) is connected with the lower surface of the plate body (804), the lower pressure head (803) is in threaded connection with the screw rod (802), and the lower pressure head (803) is higher than the plate body (804).

4. A shading device for an infusion pump according to claim 3, wherein the pressing mechanism further comprises a spring (807), the spring (807) is sleeved on the upright post (801), the bottom end of the spring (807) acts on the upper surface of the upright plate (2), and the top end of the spring acts on the plate body (804).

5. The light shielding device for an infusion pump according to claim 4, wherein first magnetic suction plates (808) are respectively arranged on two sides of one end of the upper light shielding plate (805) far away from the vertical plate (2), and second magnetic suction plates (809) which are in one-to-one correspondence with the first magnetic suction plates (808) are respectively arranged on two sides of one end of the lower light shielding plate (806) far away from the vertical plate (2); when the upper light shielding plate (805) is covered on the lower light shielding plate (806), the first magnetic attraction plate (808) and the second magnetic attraction plate (809) are attracted.

6. The shading device for an infusion pump according to claim 4, wherein a magic tape male surface is arranged on the lower surface of the upper shading plate (805), and a magic tape female surface is arranged on the upper surface of the lower shading plate (806).

7. A light shielding device for an infusion pump according to claim 3, wherein the plate body (804) is detachably connected to the upper light shielding plate (805).

8. The light shielding device for an infusion pump according to any one of claims 1 to 7, wherein the lower light shielding plate (806) and the upper light shielding plate (805) are both black acrylic plates.