CN210186178U - Infusion state monitoring system - Google Patents
Infusion state monitoring system Download PDFInfo
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- CN210186178U CN210186178U CN201822271525.5U CN201822271525U CN210186178U CN 210186178 U CN210186178 U CN 210186178U CN 201822271525 U CN201822271525 U CN 201822271525U CN 210186178 U CN210186178 U CN 210186178U
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Abstract
The utility model discloses an infusion state monitoring system, which comprises a puncture part, a dropping funnel, a flow rate regulator and a needle head which are arranged in sequence from one end to the other end of an infusion tube, wherein the puncture part comprises a conical insertion head and a sealing base, the sealing base is fixed at one end with a larger section of the insertion head, the sealing base is cylindrical, the axis of the sealing base is collinear with the axis of the insertion head, the outer diameter of the sealing base is larger than the maximum value of the outer diameter of the insertion head, and a first liquid level monitoring device for monitoring the liquid allowance in a liquid container is arranged on the insertion head; a liquid level display device is arranged in the dropping funnel; the monitoring station is used for receiving signals of the first liquid level monitoring device. The utility model discloses be used for solving among the prior art to the liquid of infusion process can only judge surplus everywhere through the naked eye, ordinary nurse personnel appear the problem that careless, need professional medical personnel frequently to look over easily, realize improving the purpose to the remote monitoring ability of infusion process.
Description
Technical Field
The utility model relates to an infusion field, concretely relates to infusion state monitoring system.
Background
Infusion refers to a large dose of injection solution infused into the body by intravenous drip, and the dosage is more than 100ml per time. It is a branch of injection, usually packaged in glass or plastic infusion bottles or bags, and contains no bacteriostatic agent. When in use, the dropping speed is adjusted by the infusion apparatus, and the medicine is continuously and stably infused into the body. According to the clinical requirements and the nature of the infusion, the infusion has the following characteristics: 1. the infusion dosage is large, the requirements on pyrogen, clarity, sterility, pH, osmotic pressure and the like are stricter than those of small-volume injection, the pH is close to the pH of body fluid, and over-acid and over-alkali are avoided. 2. The transfusion is generally packaged in a sealed neutral hard glass bottle and a portable special plastic bottle or bag. The volume of the infusion is generally more than 100ml, and the volume of the infusion is 1000ml for the larger, so the infusion is widely used for the rescue and treatment of the critical patients clinically. 3. Infusion can not adopt suspension and oil solution, and is generally prepared into clear solution, and is usually administrated by intravenous drip. 4. Infusion, especially certain blood volume expanders, such as dextran injection, etc., are required to have certain blood rheological properties, such as colloid, specific gravity, viscosity, detention, etc., so as to increase blood plasma volume. 5. The infusion is mainly prepared by using water as a solvent, and no bacteriostatic agent needs to be added, and the preparation and the sterilization are finished within 4 hours.
In the prior art, in the infusion process, liquid firstly enters a dropping funnel from an infusion bottle or an infusion bag through an infusion tube for temporary storage and exhaust, and then is input into a patient, and a caregiver needs to pay attention to the liquid allowance in the infusion bottle or the infusion bag at any time; meanwhile, the dropping funnel is made of transparent plastic or glass materials, and the liquid is generally transparent and clear, so that the dropping funnel is very inconvenient to observe. Once the nursing staff fails to observe the infusion bottle, the infusion bag or the dropping funnel, the situations of blood backflow interruption during infusion and the like can be caused, and the normal treatment of patients is seriously influenced. In the prior art, the problem can be solved only by frequent inspection visits of medical staff.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an infusion state monitoring system to solve among the prior art to the liquid of infusion process can only judge surplus everywhere through the naked eye, ordinary nurse personnel appear the problem that the careless is frequently looked over, needs professional medical personnel easily, realize improving the purpose to the remote monitoring ability of infusion process.
The utility model discloses a following technical scheme realizes:
a transfusion state monitoring system comprises a liquid container, a transfusion tube matched with the liquid container, a puncture part, a drip chamber, a flow rate regulator and a needle head which are sequentially arranged from one end to the other end of the transfusion tube, wherein the puncture part comprises a conical insertion head and a sealing base, the sealing base is fixed at one end of the insertion head with a larger cross section and is cylindrical, the axis of the sealing base is collinear with the axis of the insertion head, the outer diameter of the sealing base is larger than the maximum value of the outer diameter of the insertion head, and a first liquid level monitoring device for monitoring the liquid allowance in the liquid container is arranged on the insertion head; a liquid level display device is arranged in the dropping funnel; the monitoring station is used for receiving signals of the first liquid level monitoring device.
To the liquid of infusion process among the prior art can only judge surplus everywhere through the naked eye, ordinary nurse personnel appear the problem that the hourglass, need professional medical personnel frequently to look over easily, the utility model provides an infusion state monitoring system, puncture portion are used for inserting infusion bottle or the derivation liquid in the infusion bag, and puncture portion includes conical insertion head and cylindric seal base, seal base's axis and the axis collineation of insertion head, and seal base fixes the great one end in insertion head cross-section. Wherein the plug-in head is used for the disect insertion infusion bottle or in the infusion bag, and sealing base external diameter is bigger, when the plug-in head inserts, extrudes sealing base for sealing base extrudes the junction of plug-in head and infusion bottle or infusion bag, and sealing base plays sealed effect, avoids liquid to flow out from the outer wall of plug-in head. The inserting head is provided with a first liquid level monitoring device used for monitoring the liquid allowance in the liquid container, the liquid allowance in the liquid container is detected through the first liquid level monitoring device, and then the liquid allowance is transmitted to the monitoring station. The signal of every first liquid level monitoring device on every sick bed all transmits to the control station for medical personnel can monitor the liquid surplus in all liquid container in the guardianship station, need not frequently to make rounds of wards, inspects one by one, greatly reduces the manpower consumption. Set up liquid level display device in the dropping funnel simultaneously, strengthen and indicate the actual liquid level height in the dropping funnel through liquid level display device, avoid the transparent and transparent problem that leads to nurse's erroneous judgement liquid level of dropping funnel.
The first liquid level monitoring device is a plurality of sensors which are uniformly distributed on the outer surface of the insertion head along the axial direction of the insertion head, and the sensors are used for monitoring the residual liquid amount in the liquid container. The inserting head is inserted from the bottom of the liquid container, and the liquid in the dropping funnel can be automatically supplemented by utilizing the liquid gravity.
Preferably, the first fluid level monitoring device is connected to a signal wire attached to the surface of the fluid line. The monitoring structure of the first liquid level monitoring device is transmitted through the signal wire, the signal wire is attached to the surface of the infusion tube, the signal wire is prevented from being wound and knotted with the infusion tube, and meanwhile, the interference on the conventional infusion operation is facilitated.
Preferably, the liquid level display device is a colored float freely placed in the dropping funnel. When liquid exists in the dropping funnel, the colored float floats on the liquid level; when little or no liquid exists in the dropping funnel, the colored float can not float and sinks to the bottom of the dropping funnel. Under the two conditions, the positions of the drip chambers are completely different in height, so that the accuracy of judging the liquid allowance inside the drip chambers is obviously improved for the nursing staff, the problems that the sight line is not clear and the liquid allowance inside the drip chambers is easily judged by mistake due to the fact that the drip chambers and the liquid are transparent in the prior art are solved, and the accuracy of judging the liquid allowance by the nursing staff is greatly improved.
Preferably, the liquid container is an infusion bottle or an infusion bag, a second liquid level monitoring device is arranged in the liquid container, and the second liquid level monitoring device is connected to a signal line attached to the surface of the infusion tube. The second liquid level monitoring device is a liquid level sensor, is arranged in the liquid container, monitors the liquid level height in the liquid container again, and overcomes the problem that the first liquid level monitoring device measures errors through static pressure when the liquid container inclines and the inner liquid level inclines unevenly. Monitoring signal passing signal line of second liquid level monitoring device transmits to the control station equally for revise the monitoring result to first liquid level monitoring device, reduce the utility model discloses an application error improves the use accuracy.
Preferably, the second liquid level monitoring device is an infrared detector or an ultrasonic detector fixed on the top surface inside the liquid container. The liquid level is detected through infrared rays or ultrasonic waves, and for example, the distance measurement is realized by utilizing the reflection of interfaces of different media to the infrared rays or the ultrasonic waves.
Preferably, the flow rate regulator is including fixing the installation body on the transfer line, an installation body side is uncovered, and the transfer line passes the installation body, the internal fixed rack of installation, the rack is from one end to the other end towards being close to the slope of transfer line place direction gradually, is provided with the assorted gear on the rack, still include with gear fixed connection's hand wheel, one side of hand wheel stretches out, the opposite side extrusion from the uncovered side of installation body the transfer line. Because the rack inclines gradually from one end to the other end towards the direction close to the infusion tube, and the gear is meshed with the rack, under the condition that the rack is fixed, the gear rotates and moves along the length direction of the rack, and the moving direction of the gear gradually keeps away from the infusion tube or gradually approaches the infusion tube. Specifically, a user pushes a hand wheel to rotate from the open end of the installation body, the hand wheel is driven to rotate in the rotating process, the gear rotates to drive the hand wheel to rotate and simultaneously perform linear movement, when the linear movement is close to the infusion tube, one side of the hand wheel, which is far away from the open end of the installation body, applies larger pressure to the infusion tube, the drift diameter in the infusion tube is extruded to be gradually reduced, and the infusion flow rate is reduced at the moment; when the infusion tube is far away from the straight line movement, the pressure applied to the infusion tube by one side of the hand wheel departing from the open end of the installation body is reduced, so that the drift diameter inside the infusion tube is gradually increased, and the infusion flow rate is increased at the moment.
Furthermore, the rack, the gear and the hand wheel are all made of conductors, and a power supply and an ammeter are connected between the rack and the hand wheel in series through a lead; the signal output end of the ammeter is connected to a signal wire attached to the surface of the infusion tube; the surface of the hand wheel is coated with an insulating layer. A velocity of flow regulator for infusing field among the prior art can't carry out accurate judgement to the position of adjusting wheel, no matter be nurse personnel or medical personnel, all can only judge the infusion velocity of flow through the visual observation, is unfavorable for the accurate control to the infusion velocity of flow, more can't realize long-range judgement. In order to overcome the problems, the rack and the hand wheel are connected with the power supply and the ampere meter in series through the lead, and the rack, the gear and the hand wheel are made of conductors and are in direct contact connection in sequence, so that a loop formed by connecting the power supply, the ampere meter, the rack, the gear and the hand wheel in series can be formed inevitably in the scheme. The total resistance of the circuit changes as the gear moves on the rack. The rack is of a linear structure, the position relation of the gear and the resistance provided by the rack for the loop are linearly changed, so that the position of the gear can be determined according to the current, the extrusion degree of the hand wheel on the infusion tube is further determined, the accurate judgment and control on the infusion flow rate are realized, the reading of an ammeter of each infusion sickbed is transmitted to the control station, the medical staff can completely monitor all the infusion flow rates at one time, and the remarkable technical progress is achieved.
A monitoring method of a transfusion state monitoring system comprises the following steps:
(a) monitoring the liquid allowance in the liquid container through a first liquid level monitoring device and a second liquid level monitoring device, monitoring the relative position of a gear on a rack through an ammeter, and collecting monitoring information of the first liquid level monitoring device, the second liquid level monitoring device and the ammeter through a monitoring station;
(b) averaging the monitoring information of the liquid level height in the liquid container by the first liquid level monitoring device and the second liquid level monitoring device to obtain an average liquid level height value;
(c) and displaying the average liquid level height value and the monitoring information of the ammeter in the monitoring station through a display screen.
The device also comprises a liquid level height which is displayed by the liquid level display device in the drip chamber and is observed in real time, and the observation structure is fed back to the monitoring station.
The method solves the problems that in the prior art, the liquid in the infusion process can only be judged by naked eyes, the ordinary nursing personnel is easy to leak and needs professional medical personnel to frequently check, realizes that the medical personnel can remotely monitor the infusion liquid allowance, the infusion flow rate and other states of all infusion sickbeds at the monitoring station, improves the remote monitoring capability of the infusion process, and obviously reduces the labor intensity and the labor consumption of the medical personnel.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model relates to an infusion state monitoring system inserts overhead the first liquid level monitoring device who sets up the liquid surplus in being used for monitoring liquid container, detects the inside liquid surplus of liquid container through first liquid level monitoring device, transmits it to the control station again. The signal of every first liquid level monitoring device on every sick bed all transmits to the control station for medical personnel can monitor the liquid surplus in all liquid container in the guardianship station, need not frequently to make rounds of wards, inspects one by one, greatly reduces the manpower consumption. Set up liquid level display device in the dropping funnel simultaneously, strengthen and indicate the actual liquid level height in the dropping funnel through liquid level display device, avoid the transparent and transparent problem that leads to nurse's erroneous judgement liquid level of dropping funnel.
2. The utility model relates to an infusion state monitoring system when having liquid to exist in the liquid container, must can exert hydrostatic pressure to inserting to the insertion head of bottom, and this pressure is received by each pressure sensor, can obtain the liquid level height according to infusion liquid's density. The pressure values monitored by the pressure sensors with different heights are different, so that the finally obtained liquid level height can be corrected conveniently according to the monitoring result of each pressure sensor, and the accuracy of judging the liquid level height in the liquid container is improved.
3. The utility model relates to an infusion state monitoring system, second liquid level monitoring device are arranged in liquid container, highly monitor the liquid level of liquid container inside once more, overcome the problem that first liquid level monitoring device comes measuring result error through the static pressure at ordinary times that liquid container slope, inside liquid level slope are uneven, revise the monitoring result of first liquid level monitoring device, reduce the utility model discloses an application error improves the use accuracy.
4. The utility model relates to a transfusion state monitoring system constitutes the return circuit that forms by power, ampere meter, rack, gear, hand wheel series connection. The total resistance of the circuit changes as the gear moves on the rack. The rack is of a linear structure, the position relation of the gear and the resistance provided by the rack for the loop are linearly changed, so that the position of the gear can be determined according to the current, the extrusion degree of the hand wheel on the infusion tube is further determined, the accurate judgment and control on the infusion flow rate are realized, the reading of an ammeter of each infusion sickbed is transmitted to the control station, the medical staff can completely monitor all the infusion flow rates at one time, and the remarkable technical progress is achieved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic diagram of an external structure of an embodiment of the present invention;
FIG. 2 is a schematic view of the puncturing part according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a drip chamber in an embodiment of the present invention;
fig. 4 is a cross-sectional view of an infusion bag in an embodiment of the invention;
FIG. 5 is a side view of a flow rate regulator in an embodiment of the present invention;
fig. 6 is a front view of a flow rate regulator in an embodiment of the invention.
Reference numbers and corresponding part names in the drawings:
1-an infusion tube, 2-a puncture part, 201-an insertion head, 202-a sealing base, 203-a first liquid level monitoring device, 3-a dropping funnel, 4-a flow rate regulator, 401-a mounting body, 402-a rack, 403-a gear, 404-a hand wheel, 5-a needle, 6-a liquid level display device, 7-a signal line, 8-a second liquid level monitoring device, 9-a power supply, 10-an ammeter and 11-an infusion bag.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example 1:
as shown in fig. 1 to 4, an infusion state monitoring system includes a liquid container, an infusion tube 1 matched with the liquid container, a puncture part 2, a drip chamber 3, a flow rate regulator 4, and a needle 5 sequentially arranged from one end to the other end of the infusion tube 1, wherein the puncture part 2 includes a tapered insertion head 201 and a sealing base 202, the sealing base 202 is fixed at one end of the insertion head 201 with a larger cross section, the sealing base 202 is cylindrical, an axis of the sealing base 202 is collinear with an axis of the insertion head 201, an outer diameter of the sealing base 202 is larger than a maximum value of the outer diameter of the insertion head 201, and the insertion head 201 is provided with a first liquid level monitoring device 203 for monitoring the remaining amount of liquid in the liquid container; a liquid level display device 6 is arranged in the dropping funnel 3; a monitoring station is also included for receiving signals from the first liquid level monitoring device 203.
Example 2:
in the infusion condition monitoring system shown in fig. 1 to 4, based on embodiment 1, the first fluid level monitoring device 203 is a plurality of pressure sensors uniformly distributed on the outer surface of the insertion head 201 along the axial direction of the insertion head 201. The first fluid level monitoring device 203 is connected to a signal line 7 attached to the surface of the infusion tube 1. The liquid level display device 6 is a colored float which is freely placed in the dropping funnel 3. The liquid container is an infusion bottle or an infusion bag, a second liquid level monitoring device 8 is arranged in the liquid container, and the second liquid level monitoring device 8 is connected to a signal line 7 attached to the surface of the infusion tube 1. The second liquid level monitoring device 8 is an infrared detector or an ultrasonic detector fixed on the top surface inside the liquid container.
In the embodiment, the pressure sensor is used as a sensor for monitoring the residual liquid amount in the liquid container, the plurality of pressure sensors distributed along the axis are arranged on the outer surface of the insertion head, when liquid exists in the liquid container, hydrostatic pressure is inevitably applied to the insertion head inserted to the bottom, and the hydrostatic pressure is received by each pressure sensor, so that the liquid level height can be obtained according to the density of the infusion liquid. The pressure values monitored by the pressure sensors with different heights are different, so that the finally obtained liquid level height can be corrected conveniently according to the monitoring result of each pressure sensor, and the accuracy of judging the liquid level height in the liquid container is improved. When the pressure sensor with higher height is already positioned above the liquid level, the part of the pressure sensors can not be subjected to hydrostatic pressure, so that the pressure sensors can not monitor pressure theoretically, and signals monitored by the pressure sensors with the pressure being zero are eliminated during calculation.
The monitoring method of the embodiment comprises the following steps:
(a) the liquid residual amount in the liquid container is monitored by the first liquid level monitoring device 203 and the second liquid level monitoring device 8 at the same time, the relative position of the gear 403 on the rack 402 is monitored by the ammeter 10, and monitoring information of the first liquid level monitoring device 203, the second liquid level monitoring device 8 and the ammeter 10 is collected by a monitoring station; (b) averaging the monitoring information of the liquid level height in the liquid container by the first liquid level monitoring device 203 and the second liquid level monitoring device 8 to obtain an average liquid level height value; (c) and displaying the average liquid level height value and the monitoring information of the ammeter 10 in the monitoring station through a display screen.
Preferably, the method further comprises the steps of observing the liquid level height displayed by the liquid level display device 6 in the dropping funnel 3 in real time and feeding back an observation structure to the monitoring station.
Example 3:
as shown in fig. 1 to fig. 6, based on any of the above embodiments, the flow rate regulator 4 includes a mounting body 401 fixed on the infusion tube 1, a side surface of the mounting body 401 is open, the infusion tube 1 passes through the mounting body 401, a rack 402 is fixed in the mounting body 401, the rack 402 gradually inclines from one end to the other end in a direction approaching the infusion tube 1, a matched gear 403 is arranged on the rack 402, and the infusion tube monitoring system further includes a hand wheel 404 fixedly connected with the gear 403, one side of the hand wheel 404 extends out from the open side of the mounting body 401, and the other side extrudes the infusion tube 1. The rack 402, the gear 403 and the hand wheel 404 are all made of conductors, and the rack 402 and the hand wheel 404 are connected with the power supply 9 and the ammeter 10 in series through leads; the signal output end of the ammeter 10 is connected to a signal wire 7 attached to the surface of the infusion tube 1; the surface of the handwheel 404 is coated with an insulating layer. In this embodiment, when the hand wheel 404 is pushed upward to rotate, the infusion tube 1 is extruded, the drift diameter of the infusion tube 1 is reduced, the total resistance is increased, and the reading of the ammeter is gradually reduced; conversely, when the hand wheel 404 is pushed downwards to rotate, the infusion tube 1 is loosened, the drift diameter of the infusion tube 1 is increased, the total resistance is reduced at the moment, and the reading of the ammeter is gradually increased.
In this embodiment, the power supply uses a 3V battery, and the ammeter is a milliampere ammeter.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A transfusion state monitoring system comprises a liquid container, a transfusion tube (1) matched with the liquid container, and a puncture part (2), a drip chamber (3), a flow rate regulator (4) and a needle head (5) which are sequentially arranged from one end to the other end of the transfusion tube (1), and is characterized in that the puncture part (2) comprises a conical insertion head (201) and a sealing base (202), the sealing base (202) is fixed at one end of the insertion head (201) with a larger cross section, the sealing base (202) is cylindrical, the axis of the sealing base (202) is collinear with the axis of the insertion head (201), the outer diameter of the sealing base (202) is larger than the maximum value of the outer diameter of the insertion head (201), and a first liquid level monitoring device (203) used for monitoring the liquid allowance in the liquid container is arranged on the insertion head (201); a liquid level display device (6) is arranged in the dropping funnel (3); further comprising a monitoring station for receiving signals of the first liquid level monitoring device (203).
2. An infusion state monitoring system according to claim 1, wherein said first fluid level monitoring means (203) is a plurality of sensors uniformly distributed on the outer surface of the insertion head (201) along the axial direction of the insertion head (201), said sensors being adapted to monitor the amount of residual fluid in the fluid container.
3. An infusion condition monitoring system according to claim 1, characterized in that said first fluid level monitoring device (203) is connected to a signal line (7) attached to the surface of the infusion tube (1).
4. An infusion state monitoring system according to claim 1, characterized in that said level display means (6) is a coloured float freely placed in the drip chamber (3).
5. The infusion state monitoring system according to claim 1, wherein the liquid container is an infusion bottle or an infusion bag, a second liquid level monitoring device (8) is arranged inside the liquid container, and the second liquid level monitoring device (8) is connected to a signal wire (7) attached to the surface of the infusion tube (1).
6. An infusion state monitoring system according to claim 5, characterized in that the second liquid level monitoring device (8) is an infrared detector or an ultrasonic detector fixed on the inner top surface of the liquid container.
7. The infusion state monitoring system according to claim 1, wherein the flow rate regulator (4) comprises a mounting body (401) fixed on the infusion tube (1), one side of the mounting body (401) is open, the infusion tube (1) penetrates through the mounting body (401), a rack (402) is fixed in the mounting body (401), the rack (402) is gradually inclined from one end to the other end in the direction close to the infusion tube (1), a matched gear (403) is arranged on the rack (402), the infusion state monitoring system further comprises a hand wheel (404) fixedly connected with the gear (403), one side of the hand wheel (404) extends out of the open side of the mounting body (401), and the infusion tube (1) is extruded from the other side.
8. The infusion state monitoring system according to claim 7, wherein the rack (402), the gear (403) and the hand wheel (404) are all made of conductors, and the rack (402) and the hand wheel (404) are connected in series with the power supply (9) and the ammeter (10) through leads; the signal output end of the ammeter (10) is connected to a signal wire (7) attached to the surface of the infusion tube (1); the surface of the hand wheel (404) is coated with an insulating layer.
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| CN201822271525.5U CN210186178U (en) | 2018-12-29 | 2018-12-29 | Infusion state monitoring system |
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| CN201822271525.5U CN210186178U (en) | 2018-12-29 | 2018-12-29 | Infusion state monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109498903A (en) * | 2018-12-29 | 2019-03-22 | 四川普瑞斯生物科技有限公司 | A kind of transfusion state monitoring system and its monitoring method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109498903A (en) * | 2018-12-29 | 2019-03-22 | 四川普瑞斯生物科技有限公司 | A kind of transfusion state monitoring system and its monitoring method |
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