CN220158929U - Infusion controller - Google Patents

Abstract

The utility model relates to the technical field of medical appliances, and discloses a controller for transfusion, which comprises a main controller, a heating pipe and a clamping driving piece, wherein the main controller is connected to the side wall of a drip cup; compared with the prior art, the main controller is electrically connected with the heating pipe, and can send heating signals to the heating pipe so as to enable liquid to flow smoothly in the infusion hose without manually removing the blockage of the pipeline in the infusion hose, thereby solving the problem of lower efficiency of the mode of manually adjusting the liquid dropping rate of the infusion apparatus.

Description

Infusion controller

Technical Field

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

Background

The infusion set is a common disposable medical consumable, and is mainly used for establishing a channel between a vein and liquid medicine and infusing the liquid medicine to the vein; the infusion apparatus is generally formed by connecting eight parts, namely a vein needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow rate regulator, a drip cup, a bottle stopper puncture outfit, an air filter, and the like, wherein the infusion apparatus is also provided with an injection part, a medicine adding port and the like.

The traditional transfusion device mainly adopts a manual flow rate regulator, and the dripping amount of liquid is observed by naked eyes and is influenced by the experience of medical staff, and the mode for regulating the dripping rate of the liquid is low in efficiency and not accurate enough; in the prior art, there is an infusion apparatus controller capable of automatically adjusting the liquid dropping rate, the infusion hose is clamped by the left clamping part and the right clamping part of the adjusting component to adjust and control the liquid dropping rate, so that the efficiency of adjusting the liquid dropping rate is improved, but when the ambient temperature is lower, if the liquid in the infusion apparatus is the liquid with higher viscosity such as plasma, the liquid in the infusion apparatus is easy to solidify, and the infusion apparatus controller is difficult to improve the efficiency of adjusting the liquid dropping rate in a low-temperature environment.

Disclosure of Invention

The utility model provides a controller for transfusion, which is used for solving the problem of low efficiency of regulating the liquid dropping rate in a low-temperature environment.

The technical problems to be solved by the utility model are realized by adopting the following technical scheme:

the infusion controller comprises a main controller, a heating pipe and a clamping driving piece, wherein the main controller is detachably connected to the side wall of the drip cup, the heating pipe is fixedly connected to the side wall of the main controller, the clamping driving piece is fixedly connected to the bottom end of the heating pipe, a clamping opening of the clamping driving piece is communicated with the heating pipe, a detection module for detecting liquid dripping is arranged in the clamping driving piece, and an infusion hose at the bottom of the drip cup penetrates through the heating pipe and the clamping driving piece; the main controller is electrically connected with the heating pipe to send a heating signal to the heating pipe; the main controller is electrically connected with the detection module to acquire a liquid dripping signal detected by the detection module and obtain a liquid dripping rate according to the liquid dripping signal; the master controller is electrically connected with the clamping driving piece, so as to send corresponding clamping signals to the clamping driving piece according to the liquid dropping rate.

Through the technical scheme, the main controller is detachably connected to the side wall of the drip cup, so that the repeated utilization of the controller is facilitated, and the medical cost is reduced; when the ambient temperature is low or the patient is cold-loved, the warming tube can heat the liquid in the infusion hose so as to improve the fluency of the liquid flowing in the infusion hose and reduce the heat loss of the patient to a certain extent; the clamping opening of the clamping driving piece is communicated with the heating pipe, and the infusion hose at the bottom of the drip cup penetrates through the heating pipe and the clamping driving piece, so that the clamping driving piece can control the liquid dripping rate by adjusting the tightness degree of the clamping infusion hose; the main controller is respectively and electrically connected with the clamping driving piece and the detection module, can acquire a liquid dripping signal of the detection module, obtains a liquid dripping rate according to the liquid dripping signal, and sends a clamping signal to the clamping driving piece so as to adjust the liquid dripping rate to a preset dripping rate, thereby solving the problem of lower efficiency of manually adjusting the liquid dripping rate of the infusion apparatus; compared with the prior art, the main controller is electrically connected with the heating pipe, and can send heating signals to the heating pipe so that liquid can smoothly flow in the infusion hose without manually removing the blockage of the pipeline in the infusion hose, thereby solving the problem of lower efficiency of adjusting the liquid dropping rate in a low-temperature environment.

Optionally, the clamping driving piece includes solenoid and magnetic column, the sliding tray has been seted up in the clamping driving piece, the length direction perpendicular to of sliding tray the heating pipe, the sliding tray intercommunication the centre gripping mouth, solenoid fixed connection in the tank bottom of sliding tray, magnetic column sliding connection in the sliding tray, magnetic column is close to the notch setting of sliding tray, the master controller electricity connect in solenoid.

Through the technical scheme, the electromagnetic coil is fixedly connected to the bottom of the sliding groove, the magnetic column is slidably connected to the sliding groove and is arranged close to the notch of the sliding groove, the main controller is electrically connected to the electromagnetic coil, and the main controller can adjust the current of the electromagnetic coil so as to adjust the field intensity of an electromagnetic field generated by the electromagnetic coil, so that the magnetic column slides in the sliding groove under the action of magnetic force, and the liquid dropping rate is adjusted by adjusting the tightness degree of the extrusion transfusion hose; the length direction of the sliding groove is perpendicular to the heating pipe, and the sliding groove is communicated with the clamping opening, so that one end of the magnetic column extruded transfusion hose can smoothly enter and exit from the sliding groove, and the liquid dropping speed can be regulated and controlled more accurately.

Optionally, a return spring is arranged between the electromagnetic coil and the magnetic column, one end of the return spring is fixedly connected with one end of the electromagnetic coil, and the other end of the return spring is abutted to the magnetic column.

Through the technical scheme, when the electromagnetic coil is powered off, the reset spring pushes the magnetic column to slide towards the direction away from the electromagnetic coil, and the magnetic column extrudes the infusion hose, so that liquid cannot drip, and the possibility of liquid leakage is reduced.

Optionally, the shell of the master controller is provided with a key unit, and a first key group of the key unit is electrically connected with the electromagnetic coil so as to adjust the current of the electromagnetic coil.

Through the technical scheme, when medical staff needs to adjust the liquid dropping rate in the infusion pipeline, the first key set can be pressed down to adjust the current of the electromagnetic coil, thereby controlling the tightness degree of the magnetic column extrusion infusion hose and further adjusting the liquid dropping rate more efficiently.

Optionally, a heating coil is surrounded in the wall of the heating tube, and the second key set of the key unit is electrically connected to the electromagnetic coil, so as to adjust the current of the heating coil.

Through the technical scheme, when medical staff needs to adjust the temperature of liquid in the infusion pipeline, the second key set can be used for adjusting the current of the heating coil, so that the heating power of the heating coil is adjusted, and the temperature of the heating tube is adjusted to the set temperature.

Optionally, the fixed slot has been seted up in the centre gripping driving piece, the fixed slot intercommunication the centre gripping mouth, detection module is infrared sensor, detection module's inductive head is towards the infusion hose.

Through the technical scheme, the fixing groove is used for the fixing piece detection module, the detection module adopts the infrared sensor, the cost is low, the measurement accuracy is high, and the non-contact measurement can be realized; the sensing head of the detection module faces the infusion hose so as to acquire a liquid dripping signal.

Optionally, the shell of the main controller is provided with a display screen, and the display screen is electrically connected with the detection module so as to display the liquid dripping rate of the infusion hose.

Through above-mentioned technical scheme, the display screen is used for showing the speed of liquid drip in the infusion hose to whether medical personnel judge that liquid drip's speed accords with predetermined standard, if not accord with standard and pass through the button that presses the button unit correspondence, carry out further regulation to liquid drip's speed, thereby further solved the lower problem of mode efficiency of manual regulation transfusion system liquid drip speed.

Optionally, the magnetic column is made of neodymium iron boron strong magnetism.

Through the technical scheme, the magnetic column is made of neodymium iron boron strong magnetism and has stronger magnetism, so that the magnetic column can respond quickly when the electromagnetic coil is electrified.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. compared with the prior art, the main controller is electrically connected with the heating pipe, and can send heating signals to the heating pipe, so that liquid can smoothly flow in the infusion hose, the pipe blockage in the infusion hose is not required to be manually removed, and the problem that the mode efficiency of manually adjusting the liquid dropping rate of the infusion apparatus is low is solved.

2. Compared with the prior art, the main controller is further electrically connected to the clamping driving piece and the detection module respectively, can acquire liquid dripping signals of the detection module, obtains liquid dripping rate according to the liquid dripping signals and sends clamping signals to the clamping driving piece so as to adjust the liquid dripping rate to a preset dripping rate, thereby further solving the problem that the mode of manually adjusting the liquid dripping rate efficiency of the infusion apparatus is lower.

3. Compared with the prior art, when medical staff needs to adjust the liquid dropping rate in the infusion pipeline, the button corresponding to the button unit can be pressed down to adjust the current of the electromagnetic coil, thereby controlling the tightness degree of the magnetic column extruding the infusion hose and further adjusting the liquid dropping rate more efficiently.

Drawings

FIG. 1 is a schematic diagram of a controller for infusion and drip chamber in accordance with an embodiment of the utility model;

FIG. 2 is a cross-sectional view of an infusion controller and drip chamber in accordance with an embodiment of the utility model;

FIG. 3 is a front view of an infusion controller and drip chamber in accordance with an embodiment of the utility model.

Reference numerals illustrate:

100. dropping a kettle; 101. an infusion hose; 1. a master controller; 11. a key unit; 111. a first key set; 112. a second key set; 113. confirming a key; 12. a display screen; 13. a circuit board; 14. collecting a belt; 2. a heating tube; 21. a heating coil; 22. a line slot; 3. clamping the driving member; 31. a clamping opening; 32. an electromagnetic coil; 33. a magnetic column; 34. a sliding groove; 35. a return spring; 36. a fixing groove; 4. and a detection module.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses a controller for transfusion, which is used for solving the problem of lower efficiency of regulating the liquid dropping rate in a low-temperature environment.

Referring to fig. 1 and 2, the infusion controller includes a main controller 1, a warming tube 2 and a clamping driver 3, the main controller 1 being used to control the warming tube 2 and the clamping driver 3; the warming tube 2 is used for heating the liquid in the infusion hose 101; the clamping driving piece 3 is used for clamping the infusion hose 101; the main controller 1 is detachably connected to the side wall of the drip cup 100, so that the controller can be repeatedly used, and the medical cost is reduced; the heating tube 2 is fixedly connected to the side wall of the main controller 1, the clamping driving piece 3 is fixedly connected to the bottom end of the heating tube 2, the clamping opening 31 of the clamping driving piece 3 is communicated with the heating tube 2, the infusion hose 101 at the bottom of the drip cup 100 penetrates through the heating tube 2 and the clamping driving piece 3, and the clamping driving piece 3 can control the liquid dripping rate by adjusting the tightness degree of the clamping infusion hose 101; the clamping driving piece 3 is internally provided with a detection module 4, and the detection module 4 is used for detecting liquid dripping signals; the main controller 1 is respectively and electrically connected with the clamping driving piece 3 and the detection module 4, so that the main controller 1 can acquire a liquid dripping signal of the detection module 4, obtain a liquid dripping rate according to the liquid dripping signal, and send a clamping signal to the clamping driving piece 3 based on the liquid dripping rate, thereby adjusting the tightness degree of the clamping driving piece 3 for clamping the infusion hose 101 to adjust the liquid dripping rate to a preset dripping rate, and further solving the problem of lower efficiency of manually adjusting the liquid dripping rate of the infusion apparatus; compared with the prior art, the main controller 1 is electrically connected with the heating pipe 2 to send a heating signal to the heating pipe 2, so that liquid smoothly flows in the infusion hose 101 without manually removing the blockage of the pipeline in the infusion hose 101, and the problem of low efficiency of adjusting the liquid dropping rate in a low-temperature environment is solved.

In the embodiment, the transfusion hose 101 is a transparent silica gel transfusion tube, has good light transmittance, moderate elasticity and hardness, and has better high temperature resistance; the pipe diameter of the heating pipe 2 is larger than the outer diameter of the transfusion hose 101 so as to facilitate the penetration of the transfusion hose 101.

Referring to fig. 1, in the present embodiment, a plurality of tightening bands 14 are fixedly connected to the back of the main controller 1, and the main controller 1 is bound to the sidewall of the drip cup 100 through the plurality of tightening bands 14, so as to achieve the effect that the main controller 1 is detachably connected to the sidewall of the drip cup 100, so as to facilitate the recovery of the controller of the present utility model.

Referring to fig. 2, in the present embodiment, a circuit board 13 is built in the main controller 1, signal receiving and control logic of the main controller 1 are both implemented by the circuit board 13, and a metering and driving module is preset in the circuit board 13 to receive a liquid dripping signal of the detection module 4 and calculate a liquid dripping rate according to the liquid dripping signal; a temperature sensing module is also preset in the circuit board 13 to acquire the temperature of the warming tube 2.

Referring to fig. 1 and 2, the clamping driver 3 includes an electromagnetic coil 32, a magnetic column 33 and a return spring 35, and a sliding groove 34 is formed in the clamping driver 3 for accommodating the electromagnetic coil 32, the magnetic column 33 and the return spring 35; the magnetic column 33 is made of neodymium iron boron strong magnetism, and has stronger magnetism and quicker response speed; the length direction of the sliding groove 34 is perpendicular to the heating tube 2 and is communicated with the clamping opening 31, so that the magnetic column 33 can smoothly slide in the sliding groove 34 and enter and exit the sliding groove 34 to squeeze the infusion hose 101; the electromagnetic coil 32 is fixedly connected to the bottom of the sliding groove 34, the magnetic column 33 is slidably connected to the sliding groove 34 and is arranged close to the notch of the sliding groove 34, the return spring 35 is positioned between the electromagnetic coil 32 and the magnetic column 33, one end of the return spring 35 is fixedly connected to one end of the electromagnetic coil 32, the other end of the return spring is abutted to the magnetic column 33, and when the electromagnetic coil 32 is electrified, the magnetic column 33 slides in the sliding groove 34 under the action of magnetic force so as to squeeze or loosen the infusion hose 101, thereby adjusting the dropping rate of liquid; when the electromagnetic coil 32 is powered off, the reset spring 35 pushes the magnetic column 33 to squeeze the infusion hose 101, and the outflow port of the liquid is blocked, so that the liquid cannot drip, the situation that the patient begins to drip when the intravenous needle is not inserted into the patient is reduced, and the possibility of liquid leakage is further reduced; the circuit board 13 is electrically connected to the electromagnetic coil 32 to adjust the current of the electromagnetic coil 32 according to the liquid dripping rate, so as to change the field intensity of the electromagnetic coil 32, and further adjust the tightness degree of the magnetic column 33 extruding the infusion hose 101, so that the liquid is accurately adjusted to a preset dripping rate; the clamping driving piece 3 is also provided with a fixing groove 36 for accommodating and fixing the detection module 4; the detection module 4 is an infrared sensor, so that the cost is low, the measurement accuracy is high, and the non-contact measurement can be realized; the fixing groove 36 is communicated with the clamping opening 31, and the sensing head of the detection module 4 faces the infusion hose 101 and is used for acquiring a liquid dripping signal and sending the liquid dripping signal to the circuit board 13.

Referring to fig. 1 and 3, a key unit 11 and a display screen 12 are arranged on a housing of a main controller 1, the key unit 11 comprises a first key group 111, a second key group 112 and a confirmation key 113, the first key group 111 comprises a left key and a right key, the first key group 111 is electrically connected with an electromagnetic coil 32 through a circuit board 13, medical staff presses a left switch or a right switch of the first key group 111 according to actual needs to set the current of the electromagnetic coil 32, then presses the confirmation key 113 to enable the electromagnetic coil 32 to be electrified, and further a magnetic column 33 extrudes the tightness degree of an infusion hose 101, so that the liquid dropping rate is more efficiently regulated; the second key set 112 is composed of an upper key and a lower key, the heating coil 21 is surrounded in the pipe wall of the heating pipe 2, the second key set 112 is electrically connected with the heating coil 21 through the circuit board 13, when medical staff needs to adjust the temperature of liquid in the infusion pipe, the upper button or the lower button of the second key set 112 is pressed according to the actual needed temperature to set the current of the heating coil 21, and then the confirmation key 113 is pressed to electrify the heating coil 21, so that the heating power of the heating coil 21 is changed, and the temperature of the heating pipe 2 is adjusted to the set temperature; the display screen 12 is electrically connected to the detection module 4 and the heating coil 21 through the circuit board 13 for displaying the rate of liquid dripping in the infusion hose 101 and the temperature of the liquid in the infusion hose 101, so that medical staff can observe the rate of liquid dripping and the temperature of the liquid more intuitively.

The operation flow of this embodiment is as follows:

the infusion hoses 101 at two ends of the drip cup 100 are pulled out, the main controller 1 is bound to the drip cup 100 through the plurality of binding bands 14, the pipe orifice of the heating pipe 2 is aligned to the outflow opening at the bottom of the drip cup 100, the infusion hoses 101 penetrate through the clamping driving piece 3 and the heating pipe 2 and are fixed to the drip cup 100, the top of the drip cup 100 is connected with the infusion hoses 101 and is filled with liquid, air tightness is detected, after the air tightness detection is finished, the main controller 1 is electrified, and medical staff regulate the liquid dropping speed and the liquid temperature through the key unit 11.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The infusion controller is characterized in that: the infusion bottle comprises a main controller (1), a heating pipe (2) and a clamping driving piece (3), wherein the main controller (1) is detachably connected to the side wall of a drip cup (100), the heating pipe (2) is fixedly connected to the side wall of the main controller (1), the clamping driving piece (3) is fixedly connected to the bottom end of the heating pipe (2), a clamping opening (31) of the clamping driving piece (3) is communicated with the heating pipe (2), a detection module (4) for detecting liquid dripping is arranged in the clamping driving piece (3), and an infusion hose (101) at the bottom of the drip cup (100) penetrates through the heating pipe (2) and the clamping driving piece (3); the main controller (1) is electrically connected with the heating pipe (2) to send a heating signal to the heating pipe (2); the main controller (1) is electrically connected with the detection module (4) to acquire a liquid dripping signal detected by the detection module (4) and obtain a liquid dripping rate according to the liquid dripping signal; the master controller (1) is electrically connected with the clamping driving piece (3) so as to send corresponding clamping signals to the clamping driving piece (3) according to the liquid dropping rate.

2. The infusion controller according to claim 1, wherein: the clamping driving piece (3) comprises an electromagnetic coil (32) and a magnetic column (33), a sliding groove (34) is formed in the clamping driving piece (3), the length direction of the sliding groove (34) is perpendicular to the heating pipe (2), the sliding groove (34) is communicated with the clamping opening (31), the electromagnetic coil (32) is fixedly connected to the bottom of the sliding groove (34), the magnetic column (33) is connected to the sliding groove (34) in a sliding mode, the magnetic column (33) is close to the notch of the sliding groove (34), and the master controller (1) is electrically connected to the electromagnetic coil (32).

3. The infusion controller according to claim 2, wherein: a return spring (35) is arranged between the electromagnetic coil (32) and the magnetic column (33), one end of the return spring (35) is fixedly connected to one end of the electromagnetic coil (32), and the other end of the return spring is abutted to the magnetic column (33).

4. The infusion controller according to claim 2, wherein: the shell of the master controller (1) is provided with a key unit (11), and a first key group (111) of the key unit (11) is electrically connected with the electromagnetic coil (32) so as to adjust the current of the electromagnetic coil (32).

5. The infusion controller according to claim 4, wherein: the heating tube is characterized in that a heating coil (21) is arranged in the tube wall of the heating tube (2) in a surrounding mode, and a second key group (112) of the key unit (11) is electrically connected with the electromagnetic coil (32) so as to adjust the current of the heating coil (21).

6. The infusion controller according to claim 1, wherein: the clamping driving piece (3) is internally provided with a fixing groove (36), the fixing groove (36) is communicated with the clamping opening (31), the detection module (4) is an infrared sensor, and the induction head of the detection module (4) faces the infusion hose (101).

7. The infusion controller according to claim 6, wherein: the shell of the main controller (1) is provided with a display screen (12), and the display screen (12) is electrically connected with the detection module (4) so as to display the liquid dropping speed of the infusion hose (101).

8. The infusion controller according to claim 2, wherein: the magnetic column (33) is made of neodymium iron boron strong magnetism.