CN209734674U - Blood transfusion and infusion heating device - Google Patents
Blood transfusion and infusion heating device Download PDFInfo
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- CN209734674U CN209734674U CN201920235481.2U CN201920235481U CN209734674U CN 209734674 U CN209734674 U CN 209734674U CN 201920235481 U CN201920235481 U CN 201920235481U CN 209734674 U CN209734674 U CN 209734674U
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Abstract
The utility model discloses a blood transfusion and fluid transfusion heating device, which comprises a sleeve, wherein the surface of the sleeve is provided with a through groove for embedding a transfusion pipeline; the liquid input end and the liquid output end of the sleeve are respectively provided with an expanding part, and a temperature sensor is arranged in the expanding part; an electric heating wire is arranged in the sleeve along the length direction of the sleeve, and the electric heating wire is adjacent to the inner cavity of the sleeve; the liquid input end of the sleeve is connected with an electric control device through a line concentration pipe, and the electric control device is connected with a display screen. The utility model discloses externally give off the heat and compare and reduce in the past by a wide margin, improved heat utilization rate, more be energy-conserving. The sleeve pipe has larger contact area with the infusion pipeline and firm contact, and can heat the liquid in the infusion pipeline more efficiently. The utility model discloses can send out the reputation alarm before liquid will be defeated to the greatest extent, avoid medical personnel can not in time discover the phenomenon that liquid is defeated to the greatest extent. The medical staff can accurately monitor the liquid temperature data at any time through the display screen.
Description
Technical Field
The utility model relates to a medical appliance.
Background
Hospitals often transfuse blood or fluid to patients. If the temperature of the blood or the liquid medicine input into the human body is too low, the pain of the patient can be brought, and even the adverse reaction of the patient can be caused. Therefore, blood or drug solution needs to be warmed.
In the conventional heating method, a relatively high-temperature article such as a warm bag is brought into contact with a blood transfusion or fluid transfusion line (hereinafter, the line for blood transfusion or fluid transfusion is referred to as a "fluid transfusion line") to heat blood or a liquid medicine.
During blood transfusion or fluid infusion, a nurse is usually used for observing whether the transfusion is finished, and the phenomenon of missing inspection inevitably occurs through manual observation. The existing device for observing whether blood transfusion or fluid transfusion is finished depends on liquid level sensing and other modes, and is two sets of devices together with a heating device, so that the cost is higher and the use is more complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a comparatively energy-conserving blood transfusion infusion heating apparatus.
In order to achieve the purpose, the blood transfusion and fluid transfusion heating device of the utility model comprises an elastic sleeve, the inner cavity of the sleeve is used for coating a transfusion pipeline, one end of the sleeve is a liquid input end, and the other end of the sleeve is a liquid output end;
A through groove used for embedding the infusion pipeline is formed in the surface of the sleeve along the length direction, and the through groove is communicated with the inner cavity of the sleeve; the liquid input end and the liquid output end of the sleeve are respectively provided with an expanding part, and the expanding parts at the two ends of the sleeve are respectively provided with a temperature sensor;
an electric heating wire is arranged in the sleeve along the length direction of the sleeve, and the electric heating wire is adjacent to the inner cavity of the sleeve; the liquid input end of the sleeve is connected with an electric control device through a line concentration pipe, the lead wires of the electric heating wires and the lead wires of the temperature sensors are connected with the electric control device through the line concentration pipe, and the electric control device is connected with a display screen.
An electric heating wire extends to the liquid output end of the sleeve from the liquid input end of the sleeve and then is folded back to the liquid input end of the sleeve, so that a lead wire is arranged at the liquid input end of the sleeve outwards.
A temperature sensor is arranged in the diameter expanding part of the liquid input end of the sleeve and is an input temperature sensor, two temperature sensors are arranged in the diameter expanding part of the liquid output end of the sleeve and are a display temperature sensor and a comparison temperature sensor; the distance between each temperature sensor and the inner cavity of the sleeve is the same.
The distances between the temperature sensors and the inner cavity of the sleeve are the same, so that the heating conditions of the temperature sensors are the same, and the temperature sensing of the temperature sensors is synchronous and comparable.
The electric control device is connected with a buzzer, an alarm lamp, a numerical comparator, a trigger and a phase inverter, and the buzzer, the alarm lamp, the numerical comparator, the trigger and the phase inverter are all powered by the electric control device;
the input temperature sensor and the comparison temperature sensor are respectively connected with a numerical comparator, the numerical comparator is connected with a trigger, the trigger is connected with a phase inverter, and the phase inverter is connected with the buzzer and the alarm lamp.
The electric heating wire is arranged between the liquid input end and the liquid output end of the sleeve in a reciprocating and turning-back mode, the electric heating wire which is turned back in a reciprocating mode forms a plurality of section circles on the section of the sleeve, and the section circles are arranged along the inner cavity of the sleeve at even intervals.
The utility model has the advantages of as follows:
The utility model discloses in with infusion pipeline embedding sheathed tube inner chamber, by sheathed tube electric heating wire direct heating infusion pipeline, therefore the heat that electric heating wire produced compares the volume of giving off outward and reduces by a wide margin in the past, has improved heat utilization efficiency, more is energy-conserving. The utility model discloses it is great and firm with the contact area of infusion pipeline, can heat the liquid in the infusion pipeline more high-efficiently.
The utility model discloses creatively will be defeated to the greatest extent with sleeve pipe's liquid input end temperature be higher than liquid output end temperature and liquid and be related, can send out the reputation alarm before liquid will be defeated to the greatest extent, avoid medical personnel can not in time discover the phenomenon that liquid is defeated to the greatest extent.
the utility model discloses can show each input temperature sensor and the temperature signal that shows temperature sensor through the display screen, the medical personnel of being convenient for monitor liquid temperature data accurately at any time.
The electrical heating wire is adjacent to the lumen of the cannula, so that the thermal conductivity is better, and the heat generated by the electrical heating wire is absorbed more by the liquid and is emitted less to the environment. The cross-section circles of the electric heating wires are uniformly arranged at intervals along the inner cavity of the sleeve, so that the liquid in the liquid pipeline can be heated more uniformly.
and each temperature sensor adopts a PT100 temperature sensor, and has the advantages of vibration resistance, good stability, high accuracy and the like.
The electric heating wire is preferably a resistance wire of 24V/60W. The 24V is a safe voltage which allows the human body to be continuously contacted under the general environmental condition, and the 60W high power can heat the liquid temperature to be close to the normal body temperature of the human body in a short time.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the construction of the fluid input end of the cannula;
FIG. 3 is a schematic view of the construction of the liquid delivery end of the cannula;
FIG. 4 is a cross-sectional view of the middle of the sleeve;
Fig. 5 is an electric control schematic diagram of the present invention.
Detailed Description
As shown in fig. 1 to 5, the blood transfusion and fluid transfusion heating device of the present invention comprises a sleeve 1 with elasticity, wherein the inner cavity of the sleeve 1 is used for covering a transfusion pipeline, one end of the sleeve 1 is a fluid input end for inputting a human body and the other end is a fluid output end; the sleeve 1 is made of silica gel and has good elasticity.
The surface of the sleeve 1 is provided with a through groove 2 used for embedding a transfusion pipeline along the length direction, and the through groove 2 is communicated with an inner cavity 3 of the sleeve 1; the liquid input end and the liquid output end of the sleeve 1 are respectively provided with an expanding part 4, and the expanding parts 4 at the two ends of the sleeve 1 are respectively provided with a temperature sensor;
an electric heating wire 5 is arranged in the sleeve 1 along the length direction of the sleeve 1, and the electric heating wires 5 are all adjacent to the inner cavity 3 of the sleeve 1; the liquid input end of the sleeve 1 is connected with an electric control device 7 through a line collecting pipe 6, the lead wires of the electric heating wires 5 and the lead wires of the temperature sensors are connected with the electric control device 7 through the line collecting pipe 6, and the electric control device 7 is connected with a display screen 8. The electric control device can adopt the forms of an integrated circuit, a singlechip and the like.
an electric heating wire 5 extends from the liquid input end of the sleeve 1 to the liquid output end of the sleeve 1 and then is folded back to the liquid input end of the sleeve 1, so that a lead wire only needs to be arranged at the liquid input end of the sleeve 1 outwards.
A temperature sensor is arranged in the diameter expanding part 4 of the liquid input end of the sleeve 1 and is an input temperature sensor 9, and two temperature sensors are arranged in the diameter expanding part 4 of the liquid output end of the sleeve 1 and are a display temperature sensor 10 and a comparison temperature sensor 11; the distance between each temperature sensor and the inner cavity 3 of the cannula 1 is the same.
the distances between the temperature sensors and the inner cavity 3 of the sleeve 1 are the same, so that the heating conditions of the temperature sensors are the same, and the temperature sensing of the temperature sensors is synchronous and comparable.
The setting that shows temperature sensor 10 and comparison temperature sensor 11 just has two temperature sensor at the liquid output end of sleeve pipe 1, shows that the temperature value of temperature sensor 10 shows on display screen 8, and the temperature value of comparison temperature sensor 11 is as the basis of triggering the warning, so as long as show temperature sensor 10 and compare temperature sensor 11 in one normally work, the display screen control just can not be out of order with triggering the warning simultaneously.
the electric control device 7 is connected with a buzzer 12, an alarm lamp 13, a numerical comparator 14, a trigger 15 and an inverter 16, and the buzzer 12, the alarm lamp 13, the numerical comparator 14, the trigger 15 and the inverter 16 are all powered by the electric control device 7;
The input temperature sensor 9 and the comparison temperature sensor 11 are respectively connected with a numerical comparator 14, the numerical comparator 14 is connected with a trigger 15, the trigger 15 is connected with an inverter 16, and the inverter 16 is connected with the buzzer 12 and the alarm lamp 13.
The electric heating wire 5 is provided with one, the electric heating wire 5 is arranged between the liquid input end and the liquid output end of the sleeve 1 in a reciprocating mode, the electric heating wire 5 which is arranged in a reciprocating mode forms a plurality of section circles on the section of the sleeve 1, and the section circles are arranged along the inner cavity of the sleeve at even intervals.
During the use, nurse or doctor imbeds the inner chamber 3 of sleeve pipe 1 with infusion pipeline through leading to groove 2 to make the cladding of sleeve pipe 1 on infusion pipeline, open electric heating wire 5 through electrically controlled device 7, electric heating wire 5 heats liquid, and the liquid after the heating directly gets into the human body. The temperature at the liquid input and at the liquid output can be accurately observed via the display screen 8. The electric heating wire 5 can be switched off by the electric control device 7 when heating is not needed, or the electric control device 7 can be directly switched off.
When in normal transfusion or blood transfusion, the liquid temperature at the liquid output end is always higher than that at the liquid input end under the continuous heating action of the electric heating wire 5.
When the liquid level falls below the liquid input end of the cartridge 1, the temperature at the liquid input end rises rapidly and above the temperature at the liquid input end because the heat generated by the electrical heating wire 5 at the liquid input end is no longer absorbed by the liquid. When the temperature sensed by the input temperature sensor 9 is higher than the temperature sensed by the comparison temperature sensor 11, it is indicated that the liquid level has fallen below the liquid input end of the cannula 1, at which point the liquid is about to be delivered. The numerical comparator 14 continuously compares the temperature signals input into the temperature sensor 9 and the comparison temperature sensor 11, and when the temperature signal of the comparison temperature sensor 11 is lower than the signal input into the temperature sensor 9, the trigger 15 receives the signal of the numerical comparator 14 and sends out a high level signal, and a low level signal is generated through the phase inverter 16, so that the buzzer 12 and the alarm lamp 13 are finally driven to work, and a buzzer alarm sound and a flashing alarm light are sent out.
the above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
Claims (4)
1. blood transfusion infusion heating device, its characterized in that: the infusion set comprises an elastic sleeve, wherein the inner cavity of the sleeve is used for coating an infusion pipeline, one end of the sleeve is a liquid input end, and the other end of the sleeve is a liquid output end;
A through groove used for embedding the infusion pipeline is formed in the surface of the sleeve along the length direction, and the through groove is communicated with the inner cavity of the sleeve; the liquid input end and the liquid output end of the sleeve are respectively provided with an expanding part, and the expanding parts at the two ends of the sleeve are respectively provided with a temperature sensor;
An electric heating wire is arranged in the sleeve along the length direction of the sleeve, and the electric heating wire is adjacent to the inner cavity of the sleeve; the liquid input end of the sleeve is connected with an electric control device through a line concentration pipe, the lead wires of the electric heating wires and the lead wires of the temperature sensors are connected with the electric control device through the line concentration pipe, and the electric control device is connected with a display screen.
2. The transfusion warming apparatus according to claim 1, wherein: a temperature sensor is arranged in the diameter expanding part of the liquid input end of the sleeve and is an input temperature sensor, two temperature sensors are arranged in the diameter expanding part of the liquid output end of the sleeve and are a display temperature sensor and a comparison temperature sensor; the distance between each temperature sensor and the inner cavity of the sleeve is the same.
3. the transfusion warming apparatus according to claim 2, characterized in that: the electric control device is connected with a buzzer, an alarm lamp, a numerical comparator, a trigger and a phase inverter, and the buzzer, the alarm lamp, the numerical comparator, the trigger and the phase inverter are all powered by the electric control device;
the input temperature sensor and the comparison temperature sensor are respectively connected with a numerical comparator, the numerical comparator is connected with a trigger, the trigger is connected with a phase inverter, and the phase inverter is connected with the buzzer and the alarm lamp.
4. A transfusion warming device according to any one of claims 1 to 3, characterized in that: the electric heating wire is arranged between the liquid input end and the liquid output end of the sleeve in a reciprocating and turning-back mode, the electric heating wire which is turned back in a reciprocating mode forms a plurality of section circles on the section of the sleeve, and the section circles are arranged along the inner cavity of the sleeve at even intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920235481.2U CN209734674U (en) | 2019-02-25 | 2019-02-25 | Blood transfusion and infusion heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920235481.2U CN209734674U (en) | 2019-02-25 | 2019-02-25 | Blood transfusion and infusion heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209734674U true CN209734674U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920235481.2U Active CN209734674U (en) | 2019-02-25 | 2019-02-25 | Blood transfusion and infusion heating device |
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| CN (1) | CN209734674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109646765A (en) * | 2019-02-25 | 2019-04-19 | 河南利诺医疗科技有限公司 | Blood transfusion and infusion heating apparatus and its heating control method |
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2019
- 2019-02-25 CN CN201920235481.2U patent/CN209734674U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109646765A (en) * | 2019-02-25 | 2019-04-19 | 河南利诺医疗科技有限公司 | Blood transfusion and infusion heating apparatus and its heating control method |
| CN109646765B (en) * | 2019-02-25 | 2024-04-19 | 河南利诺医疗科技有限公司 | Blood transfusion and infusion heating device and heating control method thereof |
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