CN219921738U - Medical infusion injection quantitative device - Google Patents

Abstract

The utility model discloses a medical transfusion injection quantitative device, which relates to the technical field of medical auxiliary equipment and comprises a mounting body, wherein the top surface of the mounting body is provided with a sliding groove and a placing groove, a sliding block is arranged in the sliding groove, the placing groove is used for placing a syringe, the top surface of the mounting body is fixedly provided with a guide block, a through hole is arranged in the guide block, a retaining rod is arranged in the through hole in a penetrating way, the bottom end of the retaining rod is fixed on the top surface of the sliding block, the top end of the retaining rod is provided with a traction structure which is used for clamping the end part of a push rod of the syringe, the side surface of the sliding groove is provided with a plurality of scale channels, the bottom surface of the guide block is fixedly provided with an elastic structure which is arranged in the sliding groove, the side surface of the mounting body is fixedly provided with a quantitative assembly, the quantitative assembly comprises a sliding body, the sliding body is provided with a first rotating pair, the first rotating body is provided with a clamping structure. The utility model has the advantages of convenient operation, stability, reliability and high operation efficiency.

Description

Medical infusion injection quantitative device

Technical Field

The utility model relates to the technical field of medical auxiliary equipment, in particular to a medical infusion injection quantitative device.

Background

In hospitals, quantitative injection is needed for some patients or medicines, but currently, in clinical operation, operators generally perform manual comparison through a graduated scale on a syringe, and the operator proficiency is checked in the operation, so that misoperation and medicine waste are easily caused, and more importantly, the operation efficiency is lower.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a medical infusion injection quantitative device.

The utility model provides a medical infusion injection proportioning device, includes the installation body, installation body top surface has seted up sliding tray and standing groove, be provided with in the sliding tray and follow the sliding block of sliding tray, the standing groove is used for placing the syringe, installation body top surface is fixed with the guide block, set up the through-hole in the guide block, wear to be equipped with the retaining lever in the through-hole, the retaining lever bottom is fixed in the sliding block top surface, the retaining lever top is provided with the traction structure, the traction structure is used for blocking syringe push rod tip; the side surface of the sliding groove is provided with a plurality of scale channels for marking the volume of the injector, and the scale channels penetrate out of the side surface of the installation body; the guide block bottom surface is fixed with the elastic structure that sets up in the sliding tray, the installation body side is fixed with quantitative subassembly, quantitative subassembly is including the card establish the installation body side and can follow the gliding slider of sliding tray extending direction, be provided with first revolute pair on the slider, be provided with first revolute body on the first revolute pair, be provided with screens structure on the first revolute body, screens structure can pass the scale passageway and extend to in the sliding tray, works as screens structure extends to in the sliding tray, screens structure just to the sliding block. When the medical transfusion injection quantitative device is used, medical staff directly installs an injector in the placing groove, clamps the end part of the injector push rod into the traction structure, and then adjusts the position of the quantitative component according to the quantity of injection or extraction required at the moment, namely, a scale channel is selected, the clamping structure passes through the scale channel and extends to the inside of the sliding groove, so that the sliding distance of the sliding block in the sliding groove can be limited, and the sliding distance of the sliding block represents the moving distance of the injector push rod, thereby realizing quantitative injection and extraction of the injector, having convenient and quick operation, having no need of examining the proficiency of the operator, not causing unnecessary misoperation and medicine waste, and greatly improving the injection or extraction efficiency; further, through the setting of elastic structure, can utilize the elastic potential energy to assist the removal of sliding block, just also assist the removal of the push rod of syringe, alleviate operating personnel's operating strength, help operating personnel to realize long-time continuous stable injection and extraction.

Preferably, the detent structure comprises: the moving block is clamped on the side surface of the first rotating body and can move along the side surface of the first rotating body; the second revolute pair is fixed on the moving block; a clamping piece connected with the second revolute pair; the clamping piece can penetrate through the scale channel and extend into the sliding groove, and when the clamping piece extends into the sliding groove, the clamping piece faces the sliding block. The operator aligns a scale passageway with the screens piece, then rotates first rotor, and first rotor can promote screens piece and remove towards the scale passageway in, and the setting of reuse second revolute pair and movable block lets the screens piece continuously penetrate along the scale passageway surface smoothly, finally extends to in the sliding tray.

Preferably, the side surface of the sliding block contacts the inner wall of the sliding groove. Through sliding block contact sliding tray inner wall, can guarantee the stability of sliding block in-process of moving, improve the reliability of being supported by screens structure simultaneously.

Preferably, the elastic structure comprises: a spring fixed at the bottom of the sliding block; and a cover fixed to the end of the spring; the sealing cover is clamped at the tail end of the sliding groove. Through the setting that the closing cap card was established, the model and the size of spring can be freely changed, and the spring can select extension spring or compression spring to give the different thrust or pulling force of sliding block, and then realize drawing or injection two different auxiliary actions.

Preferably, the traction structure comprises: a limit head fixed on the holding rod; the second rotating body is sleeved on the limiting head; and a plug fixed to the second rotor; the second rotating body can rotate around the limiting head, and the plug head is used for clamping the end part of the pushing rod of the syringe. The limiting head ensures that the second rotating body cannot move along the axial direction of the retaining rod; the second rotor rotates to make the plug block or loosen the end of the syringe push rod.

The beneficial effects of the utility model are as follows:

when the quantitative injector is used, medical staff directly installs the injector in the placing groove, clamps the end part of the injector push rod into the traction structure, at the moment, adjusts the position of the quantitative component according to the quantity required to be injected or the quantity required to be extracted, namely, selects a scale channel, leads the clamping structure to pass through the scale channel and extend into the sliding groove, and can limit the sliding distance of the sliding block in the sliding groove, and the sliding distance of the sliding block represents the moving distance of the injector push rod, thereby realizing quantitative injection and extraction of the injector, ensuring that the whole operation is convenient and quick, avoiding the proficiency of the operator from being examined, avoiding unnecessary misoperation and medicine waste and greatly improving the injection or extraction efficiency; further, through the setting of elastic structure, can utilize the elastic potential energy to assist the removal of sliding block, just also assist the removal of the push rod of syringe, alleviate operating personnel's operating strength, help operating personnel to realize long-time continuous stable injection and extraction.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a top plan view of the structure of the present utility model;

FIG. 2 is a side view of the structure of the present utility model;

fig. 3 is an enlarged view of the structure of fig. 1 a according to the present utility model.

Reference numerals:

1-mounting body, 11-sliding groove, 12-placing groove, 13-guide block, 2-sliding block, 3-syringe, 4-holding rod, 5-traction structure, 51-limit head, 52-second rotating body, 53-plug head, 6-scale channel, 7-elastic structure, 71-spring, 72-cover, 8-dosing assembly, 81-sliding body, 82-first rotating pair, 83-first rotating body, 84-clamping structure, 841-moving block, 842-second rotating pair, 843-clamping piece.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1 to 3, a medical infusion injection quantitative device comprises a mounting body 1, wherein a sliding groove 11 and a placing groove 12 are formed in the top surface of the mounting body 1, a sliding block 2 capable of sliding along the sliding groove 11 is arranged in the sliding groove 11, the placing groove 12 is used for placing an injector 3, a guide block 13 is fixed on the top surface of the mounting body 1, a through hole is formed in the guide block 13, a retaining rod 4 is penetrated in the through hole, the bottom end of the retaining rod 4 is fixed on the top surface of the sliding block 2, a traction structure 5 is arranged at the top end of the retaining rod 4, and the traction structure 5 is used for clamping the end part of a push rod of the injector 3; the side surface of the sliding groove 11 is provided with a plurality of scale channels 6 for marking the volume of the injector 3, and the scale channels 6 penetrate out of the side surface of the installation body 1; the elastic structure 7 arranged in the sliding groove 11 is fixed on the bottom surface of the guide block 13, the quantitative assembly 8 is fixed on the side surface of the installation body 1, the quantitative assembly 8 comprises a sliding body 81 which is clamped on the side surface of the installation body 1 and can slide along the extending direction of the sliding groove 11, a first rotating pair 82 is arranged on the sliding body 81, a first rotating body 83 is arranged on the first rotating pair 82, a clamping structure 84 is arranged on the first rotating body 83, the clamping structure 84 can penetrate through the scale channel 6 and extend into the sliding groove 11, and when the clamping structure 84 extends into the sliding groove 11, the clamping structure 84 is opposite to the sliding block 2.

In this embodiment, it should be noted that, when the whole medical infusion injection quantitative device is used, the medical staff directly installs the injector 3 in the placement groove 12, and clips the end of the push rod of the injector 3 into the traction structure 5, at this time, the position of the quantitative component 8 is adjusted according to the amount of injection or the amount of extraction required, that is, a scale channel 6 is selected, the clamping structure 84 passes through the scale channel 6 and extends to the inside of the sliding groove 11, so that the sliding distance of the sliding block 2 in the sliding groove 11 can be limited, and the sliding distance of the sliding block 2 represents the moving distance of the push rod of the injector 3, thereby realizing quantitative injection and extraction of the injector 3, having convenient and quick overall operation, no need of examining the proficiency of the operator, no unnecessary misoperation and medicine waste, and greatly improving the injection or extraction efficiency; further, through the setting of the elastic structure 7, the movement of the sliding block 2 can be assisted by utilizing elastic potential energy, namely, the movement of the push rod of the syringe 3 is assisted, the operation intensity of operators is lightened, and the operators are helped to realize continuous and stable injection and extraction for a long time.

Specifically, the detent structure 84 includes: a moving block 841 which is provided on the side surface of the first rotating body 83 and can move along the side surface of the first rotating body 83; a second revolute pair 842 fixed to the moving block 841; and a detent 843 connected to the second revolute pair 842; wherein the detent piece 843 can pass through the scale channel 6 and extend into the sliding groove 11, when the detent piece 843 extends into the sliding groove 11, the detent piece 843 faces the sliding block 2.

In this embodiment, the operator aligns the locking piece 843 with one scale channel 6, then rotates the first rotator 83, and the first rotator 83 pushes the locking piece 843 to move towards the scale channel 6, and then uses the second revolute pair 842 and the moving block 841 to make the locking piece 843 continuously penetrate along the surface of the scale channel 6, and finally extend into the sliding groove 11.

Specifically, the slide block 2 side contacts the inner wall of the slide groove 11.

In the present embodiment, the sliding block 2 contacts the inner wall of the sliding groove 11, so that the stability of the sliding block 2 during movement can be ensured, and the reliability of the engagement by the engagement structure 84 can be improved.

Specifically, the elastic structure 7 includes: a spring 71 fixed to the bottom of the slider 2; and a cover 72 fixed to the end of the spring 71; wherein the cover 72 is clamped at the tail end of the sliding groove 11.

In the present embodiment, the cover 72 is provided with a locking structure, so that the type and size of the spring 71 can be freely changed, and the spring 71 can be selected to stretch the spring 71 or compress the spring 71, so that different pushing or pulling forces are given to the slider 2, and two different auxiliary effects of extraction or injection are realized.

Specifically, the traction structure 5 includes: a stopper head 51 fixed to the holding rod 4; the second rotating body 52 is sleeved on the limiting head 51; and a plug 53 fixed to the second rotor 52; wherein the second rotator 52 can rotate around the limit head 51, and the plug 53 is used for clamping the end of the push rod of the syringe 3.

In the present embodiment, the limiting head 51 ensures that the second rotating body 52 does not move in the axial direction of the holding rod 4; the second rotor 52 rotates to cause the plug 53 to lock or unlock the end of the plunger of the syringe 3.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims (5)

1. The medical transfusion injection quantitative device is characterized by comprising a mounting body, wherein a sliding groove and a placing groove are formed in the top surface of the mounting body, a sliding block capable of sliding along the sliding groove is arranged in the sliding groove, the placing groove is used for placing an injector, a guide block is fixed on the top surface of the mounting body, a through hole is formed in the guide block, a retaining rod is arranged in the through hole in a penetrating manner, the bottom end of the retaining rod is fixed on the top surface of the sliding block, a traction structure is arranged at the top end of the retaining rod, and the traction structure is used for clamping the end part of a push rod of the injector; wherein,,

the side surface of the sliding groove is provided with a plurality of scale channels for marking the volume of the injector, and the scale channels penetrate out of the side surface of the installation body;

the guide block bottom surface is fixed with the elastic structure that sets up in the sliding tray, the installation body side is fixed with quantitative subassembly, quantitative subassembly is including the card establish the installation body side and can follow the gliding slider of sliding tray extending direction, be provided with first revolute pair on the slider, be provided with first revolute body on the first revolute pair, be provided with screens structure on the first revolute body, screens structure can pass the scale passageway and extend to in the sliding tray, works as screens structure extends to in the sliding tray, screens structure just to the sliding block.

2. The medical infusion injection dosing device of claim 1, wherein the detent structure comprises:

the moving block is clamped on the side surface of the first rotating body and can move along the side surface of the first rotating body;

the second revolute pair is fixed on the moving block; and

a clamping piece connected with the second revolute pair; wherein,,

the clamping piece can pass through the scale channel and extend into the sliding groove, and when the clamping piece extends into the sliding groove, the clamping piece is opposite to the sliding block.

3. The medical infusion injection dosing device of claim 2, wherein the slide block side contacts the slide groove inner wall.

4. The medical infusion injection dosing device of claim 1, wherein the resilient structure comprises:

a spring fixed at the bottom of the sliding block; and

a cover fixed to the end of the spring; wherein,,

the sealing cover is clamped at the tail end of the sliding groove.

5. The medical infusion injection dosing device of claim 1, wherein the traction structure comprises:

a limit head fixed on the holding rod;

the second rotating body is sleeved on the limiting head; and

a plug fixed on the second rotor; wherein,,

the second rotating body can rotate around the limiting head, and the plug head is used for clamping the end part of the push rod of the syringe.