CN215915945U

CN215915945U - Infusion aid

Info

Publication number: CN215915945U
Application number: CN202120468136.0U
Authority: CN
Inventors: 王燕
Original assignee: Yongchuan Hospital of Chongqing Medical University
Current assignee: Yongchuan Hospital of Chongqing Medical University
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2022-03-01
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses an infusion aid, which comprises a clamp holder, wherein a flexible rod is connected to the clamp holder, the other end of the flexible rod is connected with a speed regulating box, an alarm device is arranged above the speed regulating box, a speed regulating device is arranged in the speed regulating box and comprises a rotating shaft and a fixed rod, a first through hole and a second through hole are respectively formed in the upper end and the lower end of the fixed rod, one end of the rotating shaft penetrates through the second through hole and rotates in the second through hole, a cam is arranged on the rotating shaft, a pulley is arranged on the cam, a sliding rod is fixed on the side surface of the pulley, a vertical rod is sleeved on the sliding rod, a cross rod is vertically arranged on the vertical rod, and the cross rod penetrates through the first through hole. The utility model integrates the clamp holder, the speed regulating box and the alarm device, when in use, the clamp holder is clamped on the transfusion rod for fixing, the speed regulating box regulates the transfusion speed, the alarm device gives an alarm to remind patients and medical care personnel after the transfusion is finished, the integral structure is simple and small, and the alarm device can be used for a plurality of times.

Description

Infusion aid

Technical Field

The embodiment of the utility model relates to the field of medical equipment, in particular to an infusion assisting device.

Background

Infusion is a common clinical treatment mode, the dosage in a medical unit is very large, but in order to avoid the occurrence of infusion safety accidents, a patient or an attendant is required to observe the condition of infusion at any time, whether the needle water is dripped or not and whether the needle water in an infusion apparatus flows or not are required to inform a nurse to treat the condition, and particularly, the problem is more easily caused during the infusion between night and early morning, so that the life safety of the patient is threatened. In addition, some medicines have high requirements on the number of drops to be infused, the flow rate regulator on the infusion apparatus cannot meet the requirements at all, although the infusion pump can be accurately controlled, the infusion pump has large volume and is troublesome to carry, the quantity is limited, and huge demand cannot be met.

Therefore, there is a great need for a small, convenient to use and reusable infusion aid to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides an infusion assisting device, which is used for solving the problems that the number of drops cannot be accurately controlled and whether the infusion is finished or not cannot be detected in the conventional clinical infusion.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

an infusion aid, includes holder, its characterized in that: the clamping device is connected with a flexible rod, the other end of the flexible rod is connected with a speed regulation box, an alarm device is further arranged above the speed regulation box, a speed regulation device is arranged in the speed regulation box and comprises a rotating shaft and a fixed rod, the rotating shaft is vertically arranged with the fixed rod, the fixed rod is fixed in the speed regulation box, a first through hole and a second through hole are respectively arranged at the upper end and the lower end of the fixed rod, one end of the rotating shaft penetrates through the second through hole and rotates in the second through hole, the other end of the rotating shaft penetrates out of the speed regulation box, a cam is arranged on the rotating shaft and is spirally wound on the rotating shaft by taking the rotating shaft as an axis, the vertical distance from the edge of the cam to the rotating shaft is gradually reduced, a pulley is arranged on the cam and can slide on the edge of the cam, a slide rod is fixed on the side surface of the pulley, and a vertical rod is sleeved on the slide rod, the vertical rod is vertically provided with a cross rod, the top end of the cross rod is a plane, and the cross rod passes through the first through hole and moves in the first through hole so as to adjust the dropping speed of the infusion tube.

Furthermore, the end, penetrating out of one end of the speed regulation box, of the rotating shaft is provided with an adjusting pointer, the side face of the speed regulation box is provided with a dial by taking the rotating shaft as a circle center, the adjusting pointer is provided with a limiting hole, the dial is evenly provided with a plurality of positioning holes along the dial direction, and the limiting hole is provided with a bolt.

Furthermore, the rotating angle of the cam is 360 degrees, and two ends of the cam are provided with stop blocks.

Further, be equipped with the logical groove that runs through the speed governing box from the top down on the speed governing box, it is equipped with the draw-in groove to lead to the groove and keep away from open-ended one end, the size and the transfer line of draw-in groove and logical groove match and fit, the draw-in groove is less than logical groove diameter with the junction diameter that leads to the groove, be equipped with the perforation on the lateral wall of draw-in groove, the horizontal pole passes perforation and transfer line butt.

Further, the holder includes activity holder and the fixed holder of rotation connection, be equipped with the torsional spring between activity holder and the fixed holder for guarantee holder clamping state, fixed holder is connected with the flexible pole, still be equipped with the handle on the activity holder.

Further, alarm device's side is equipped with the arc recess, the symmetry is equipped with infrared emission head and infrared receiving head on the both sides wall of arc recess, the overhead alarm that is connected with of infrared receiving, alarm device is last still to be equipped with the switch, the switch is connected with infrared emitter, infrared receiver electricity, infrared receiver and alarm electricity are connected.

Furthermore, the arc-shaped groove is matched with a drip cup of an infusion apparatus, and the diameter of the notch of the arc-shaped groove is smaller than that of the groove and used for clamping the drip cup.

The utility model has the beneficial effects that:

1. the utility model integrates the clamp holder, the speed regulating box and the alarm device, when in use, the clamp holder is clamped on the transfusion rod for fixing, the speed regulating box regulates the transfusion speed and more accurately controls the transfusion speed, the alarm device gives an alarm to remind patients and medical personnel after the transfusion is finished, the occurrence of transfusion accidents is avoided, the integral structure is simple and small, and the alarm device can be used for multiple times.

2. The alarm device comprises an infrared receiver and an infrared transmitter, wherein the infrared receiver is controlled to receive signals by utilizing the difference of refractive indexes of infrared rays in liquid and air, so that the alarm is controlled to give an alarm to remind a patient.

3. The transfer line card is in the draw-in groove, rotates through the pivot and drives the cam and rotate to drive the pulley and rotate and make the horizontal pole get into the perforation through first through-hole and move back and forth in the draw-in groove, the extrusion transfer line of different degrees adjusts the flow, reaches the purpose of adjustment infusion speed.

4. The side of the speed regulation box is provided with a dial, the dial is provided with a fixing hole, the tail end of the rotating shaft is provided with a regulation pointer, the regulation pointer is provided with a limit hole, the limit hole is provided with a bolt, and after the flow of the infusion tube is regulated, the bolt penetrates through the limit hole to the fixing hole, so that the phenomenon that the cross rod is retracted due to the elasticity of the infusion tube can be prevented.

5. The arc-shaped groove of the alarm is matched with the drip cup, the notch of the arc-shaped groove is smaller than the diameter of the drip cup, the drip cup is elastic and can be directly clamped in the arc-shaped groove, the drip cup cannot easily fall out, and the drip cup is convenient to take and place.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the speed regulating box of the present invention;

FIG. 3 is a cross-sectional view of the speed regulating box of the present invention;

FIG. 4 is a schematic structural diagram of the alarm device of the present invention;

FIG. 5 is a schematic view of the structure of the holder of the present invention.

In the figure: the device comprises a clamp 1, a movable clamp 101, a fixed clamp 102, a torsion spring 103, a handle 104, a flexible rod 2, a speed regulating box 3, an alarm device 4, a groove 401, an infrared emission head 402, a switch 403, an alarm 404, a rotating shaft 5, a fixed rod 6, a first through hole 7, a second through hole 8, a cam 9, a pulley 10, a sliding rod 11, a vertical rod 12, a cross rod 13, an adjusting pointer 14, a dial 15, a limiting hole 16, a positioning hole 17, a bolt 18, a stop block 19, a through groove 20, a clamping groove 21 and a through hole 22.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to the attached figures 1-5 of the specification, an infusion assisting device comprises a clamp 1, wherein a flexible rod 2 is connected to the clamp 1, the other end of the flexible rod 2 is connected with a speed regulating box 3, an alarm device 4 is further arranged above the speed regulating box 3, a speed regulating device is arranged inside the speed regulating box 3 and comprises a rotating shaft 5 and a fixed rod 6, the rotating shaft 5 and the fixed rod 6 are vertically arranged, the fixed rod 6 is fixed inside the speed regulating box 3, a first through hole 7 and a second through hole 8 are respectively arranged at the upper end and the lower end of the fixed rod 6, one end of the rotating shaft 5 penetrates through the second through hole 8 and rotates in the second through hole 8, the other end of the rotating shaft 5 penetrates out of the speed regulating box 3, a cam 9 is arranged on the rotating shaft 5, the cam 9 is spirally wound on the rotating shaft 5 by taking the rotating shaft 5 as an axis, and the vertical distance from the edge of the cam 9 to the rotating shaft 5 gradually decreases, be equipped with pulley 10 on cam 9, pulley 10 can slide on cam 9's edge, pulley 10's side is fixed with slide bar 11, the cover is equipped with montant 12 on the slide bar 11, be equipped with horizontal pole 13 on the montant 12 perpendicularly, the top of horizontal pole 13 is the plane, horizontal pole 13 passes first through-hole 7 to remove in first through-hole 7 and in order to adjust the speed of dripping of transfer line.

The end of the rotating shaft 5 penetrating out of one end of the speed regulation box 3 is provided with an adjusting pointer 14, the side face of the speed regulation box 3 is provided with a dial 15 by taking the rotating shaft 5 as a circle center, the adjusting pointer 14 is provided with a limiting hole 16, the dial 15 is uniformly provided with a plurality of positioning holes 17 along the direction of the dial 15, and the limiting hole 16 is provided with a bolt 18. The dial 15 can display the flow of the infusion tube at different positions, the desired flow can be obtained by rotating the adjusting pointer 14 to the corresponding position, and the limiting hole 16 and the positioning hole 17 are arranged for fixing the position of the adjusting pointer 14, so that the flow of the infusion tube is fixed, the structure is simple, and the adjustment is convenient and rapid.

The rotating angle of the cam 9 is 360 degrees, and two ends of the cam 9 are provided with stoppers 19. The cam 9 is wound on the rotating shaft 5 for 360 degrees in one turn, the dial 15 is also 360 degrees, the cam 9 can correspond to the dial 15 in one turn, the infusion tube can be extruded in different degrees in one turn, and the stop 19 can prevent the pulley 10 from falling off from the cam 9.

The speed regulation box 3 is provided with a through groove 20 which penetrates through the speed regulation box 3 from top to bottom, one end, away from the opening, of the through groove 20 is provided with a clamping groove 21, the sizes of the clamping groove 21 and the through groove 20 are matched with an infusion tube, the diameter of the joint of the clamping groove 21 and the through groove 20 is smaller than that of the through groove 20, the side wall of the clamping groove 21 is provided with a through hole 22, and the cross rod 13 penetrates through the through hole 22 and abuts against the infusion tube. The infusion tube enters the clamping groove 21 from the through groove 20, the sizes of the clamping groove 21 and the through groove 20 are matched with the infusion tube, the diameter of the joint of the clamping groove 21 and the through groove 20 is smaller than that of the through groove 20, the infusion tube is elastic and can be directly clamped in the clamping groove 21 and cannot fall off, and the infusion tube can be directly taken out when being taken.

The clamp holder 1 comprises a movable clamp part 101 and a fixed clamp part 102 which are connected in a rotating mode, a torsion spring 103 is arranged between the movable clamp part 101 and the fixed clamp part 102 and used for guaranteeing the clamping state of the clamp holder 1, the fixed clamp part 102 is connected with the flexible rod 2, and a handle 104 is further arranged on the movable clamp part 101. The clamp holder 1 is in a clamping state, and when the clamp holder is used, the handle 104 is pulled to separate the movable clamp part 101 from the fixed clamp part 102 and clamp the movable clamp part on an infusion rod, so that the use is convenient.

An arc-shaped groove 401 is formed in the side face of the alarm device 4, an infrared transmitting head 402 and an infrared receiving head are symmetrically arranged on two side walls of the arc-shaped groove 401, and an alarm 404 is connected to the infrared receiving head; the alarm device 4 is further provided with a switch 403, the switch 403 is electrically connected with the infrared transmitter and the infrared receiver, and the infrared receiver is electrically connected with the alarm 404. Utilize the difference of infrared ray refraction angle in air and liquid, infrared ray can receive the infrared ray when having liquid, and infrared ray refraction angle changes when not having liquid, and infrared receiver can not receive the infrared ray, and then alarm 404 sends out the police dispatch newspaper and reminds patient and medical personnel.

The arc-shaped groove 401 is matched with a drip cup of an infusion apparatus, and the diameter of the notch of the arc-shaped groove 401 is smaller than that of the groove 401 and used for clamping the drip cup. The diameter of the opening of the arc-shaped groove 401 is smaller than that of the groove 401, so that the drip cup can be directly clamped into the groove 401 without sliding out when being installed.

The using method comprises the following steps:

when the auxiliary device is used, the handle 104 is pulled to enable the movable clamping piece 101 to rotate, the clamping device 1 is clamped on the infusion rod to be fixed, then the drip cup is clamped into the groove 401, the infusion tube below the drip cup is clamped into the clamping groove 21, the drip cup can be clamped into the groove 401 and cannot slide out due to the fact that the notch of the groove 401 is smaller than the diameter of the drip cup, similarly, the notch of the clamping groove 21 is smaller than the diameter of the infusion tube, the infusion tube can be clamped into the clamping groove 21 and cannot slide out, the infusion tube and the drip cup are soft, and the infusion tube and the drip cup can be easily clamped into the infusion tube. After the transfer line is installed, open switch 403 on alarm 404, infrared emitter opens, the infrared ray sees through on dripping the kettle to infrared receiver, after the liquid of infusion bottle has dripped, liquid in dripping the kettle also begins slowly to drip, when the liquid level in dripping the kettle is less than infrared emitter, because the refraction angle of infrared ray in air and liquid is different, thereby refraction angle changes, infrared receiver can not receive the infrared ray, at this moment, alarm 404 sends the warning, remind patient and medical personnel to change liquid or pull out the needle.

When the number of drops is adjusted, the clockwise rotation adjustment pointer 14 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the cam 9 to rotate clockwise, the pulley 10 rotates on the cam 9, along with the rotation of the cam 9, the pulley 10 gradually moves towards one end close to an infusion tube along with the cam 9, along with the movement of the pulley 10, the movable sliding rod 11 is driven to move upwards in the vertical rod 12, meanwhile, the vertical rod 12 is pushed to move towards one end close to the infusion tube, the transverse rod 13 moves in the first through hole 7 and enters the through hole 22 to be abutted to the infusion tube, so that the infusion tube is extruded, the number of drops is controlled, the infusion tube cannot be punctured due to the fact that the top end of the transverse rod 13 is a plane, after the number of drops is controlled, the bolt 18 is inserted into the corresponding positioning hole 17 on the dial 15 from the limiting hole 16 for limiting, the situation that the transverse rod 13 is retreated due to the elasticity of the infusion tube is prevented, and the control effect is influenced.

The scales are arranged on the dial 15, the scales on the dial 15 correspond to different numbers of drops, each scale corresponds to different positions on the cam 9, the rotating adjusting pointer 14 is rotated to a designated position, the rotating shaft 5 drives the cam 9 to rotate, meanwhile, the pulley 10 moves forwards and backwards along with the rotation of the cam 9, the pulley 9 drives the cross rod 13 to move towards the clamping groove 401, the infusion tube is extruded or loosened, the adjusting pointer 14 rotates to different positions, the extrusion of different degrees on the infusion tube is realized, and therefore the purpose of controlling the number of drops of infusion is achieved.

When the number of drops needs to be continuously adjusted, the operation is repeated, if the number of drops needs to be continuously reduced, the adjusting pointer 14 is continuously rotated clockwise, if the number of drops needs to be increased, the adjusting pointer 14 is rotated anticlockwise, the cross rod 13 is retracted, the extrusion on the infusion tube is reduced, and therefore the number of drops is increased.

Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.

Claims

1. An infusion aid, includes holder, its characterized in that: the clamp is connected with a flexible rod, the other end of the flexible rod is connected with a speed regulating box, an alarm device is arranged above the speed regulating box, the speed regulating box is internally provided with a speed regulating device, the speed regulating box is provided with a clamping groove, the speed regulating device comprises a rotating shaft and a fixed rod, the rotating shaft is vertically arranged with the fixed rod, the fixed rod is fixed in the speed regulating box, the upper and lower ends of the fixed rod are respectively provided with a first through hole and a second through hole, one end of the rotating shaft passes through the second through hole and rotates in the second through hole, the other end of the rotating shaft passes through the speed regulating box, the rotating shaft is provided with a cam, the cam is spirally wound on the rotating shaft by taking the rotating shaft as an axis, the vertical distance from the edge of the cam to the rotating shaft is gradually reduced, the cam is provided with a pulley, the pulley can slide on the edge of the cam, and a slide bar is fixed on the side surface of the pulley, the infusion tube is characterized in that a vertical rod is sleeved on the sliding rod, a transverse rod is vertically arranged on the vertical rod, the top end of the transverse rod is a plane, and the transverse rod penetrates through the first through hole and moves in the first through hole so as to adjust the dropping speed of the infusion tube.

2. An infusion aid according to claim 1, characterised in that: the end, penetrating out of one end of the speed regulation box, of the rotating shaft is provided with an adjusting pointer, the side face of the speed regulation box is provided with a dial by taking the rotating shaft as a circle center, the adjusting pointer is provided with a limiting hole, the dial is evenly provided with a plurality of positioning holes along the dial direction, and the limiting hole is provided with a bolt.

3. An infusion aid according to claim 1, characterised in that: the rotation angle of the cam is 360 degrees, and two ends of the cam are provided with stop blocks.

4. An infusion aid according to claim 1, characterised in that: the speed regulation box is provided with a through groove which runs through the speed regulation box from top to bottom, one end, away from the opening, of the through groove is provided with a clamping groove, the sizes of the clamping groove and the through groove are matched with the infusion tube, the diameter of the joint of the clamping groove and the through groove is smaller than that of the through groove, the side wall of the clamping groove is provided with a through hole, and the cross rod penetrates through the through hole and abuts against the infusion tube.

5. An infusion aid according to claim 1, characterised in that: the holder is including the activity holder and the fixed holder of rotating the connection, be equipped with the torsional spring between activity holder and the fixed holder for guarantee holder clamping state, fixed holder is connected with flexible pole, still be equipped with the handle on the activity holder.

6. An infusion aid according to claim 1, characterised in that: the side of alarm device is equipped with the arc recess, the symmetry is equipped with infrared emission head and infrared ray receiving head on the both sides wall of arc recess, the overhead alarm that is connected with of infrared ray receiving, the last switch that still is equipped with of alarm device, the switch is connected with infrared emitter, infrared receiver electricity, infrared receiver and alarm electricity are connected.

7. An infusion aid according to claim 6, wherein: the arc-shaped groove is matched with a drip cup of an infusion apparatus, and the diameter of the notch of the arc-shaped groove is smaller than that of the groove and used for clamping the drip cup.