CN215900600U - Blood transfusion and infusion heating device - Google Patents
Blood transfusion and infusion heating device Download PDFInfo
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- CN215900600U CN215900600U CN202121655241.1U CN202121655241U CN215900600U CN 215900600 U CN215900600 U CN 215900600U CN 202121655241 U CN202121655241 U CN 202121655241U CN 215900600 U CN215900600 U CN 215900600U
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Abstract
The utility model provides a blood transfusion and transfusion heating device which comprises an elastic protective sleeve, wherein the protective sleeve is provided with a containing cavity and a through groove, the containing cavity and the through groove both penetrate through the protective sleeve along the length direction of the protective sleeve, a first side opening of the through groove is communicated with the containing cavity, a second side opening of the through groove penetrates through the peripheral wall of the protective sleeve, the protective sleeve is provided with a heating body extending along the periphery of the containing cavity, the heating body extends along the length direction of the protective sleeve, the heating body is connected with an input electric wire and an output electric wire, a plurality of flanges are arranged on the peripheral wall of the containing cavity in a protruding mode, the plurality of flanges are distributed in the circumferential direction of the containing cavity, and each flange extends along the length direction of the protective sleeve. The protective sleeve of the blood transfusion and fluid infusion heating device is used for stably clamping the infusion pipeline through the plurality of flanges, the heating body extends along the length direction of the protective sleeve for the thermal expansion reserved space of the infusion pipeline, the heating is even, the stability is good, the safety is higher, the whole structure is simple, and the operation is convenient and fast.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a heating device for blood transfusion and fluid infusion.
Background
Clinically, many drugs or blood require cryopreservation. When in use, if the temperature difference between the blood transfusion liquid and the blood temperature of a human body is too large, the body of a patient is cold, and various complications such as vasoconstriction, spasm, joint pain, stomachache and the like are caused, so that the patient is painful, even adverse reactions are caused, and the life is seriously or even possibly threatened. Therefore, it is necessary to warm the blood or the drug solution.
Especially, in the process of blood purification treatment, the heat loss exists in the extracorporeal circulation of blood, and the extracorporeal blood needs to be heated when being returned to a human body, so that the patient is prevented from being subjected to extracorporeal coagulation or shivering due to the reduction of the temperature of the blood, and the patient is prevented from being uncomfortable.
The existing heating mode for blood transfusion and fluid infusion is that an infusion pipeline is embedded into an inner cavity of a sleeve, and an electric heating wire in the sleeve directly heats the infusion pipeline, so that liquid in the infusion pipeline is heated. However, the existing matching between the sleeve and the infusion pipeline is not stable enough, and the condition that the sleeve slides and falls off relative to the infusion pipeline exists in the heating process, so that the heating efficiency is greatly reduced.
SUMMERY OF THE UTILITY MODEL
In order to achieve the main purpose of the utility model, the utility model provides a blood transfusion and infusion heating device which has simple structure, convenient and quick operation, high safety, uniform heating and good stability.
In order to achieve the main purpose of the utility model, the utility model provides a blood transfusion and infusion heating device, which comprises an elastic protective sleeve, wherein the protective sleeve is provided with a containing cavity and a through groove, the containing cavity and the through groove both penetrate through the protective sleeve along the length direction of the protective sleeve, the first side opening of the through groove is communicated with the containing cavity, the second side opening of the through groove opposite to the first side opening penetrates through the peripheral wall of the protective sleeve, the protective sleeve is provided with a heating body extending along the periphery of the containing cavity, the heating body extends along the length direction of the protective sleeve, the heating body is connected with an input electric wire and an output electric wire, the peripheral wall of the containing cavity is convexly provided with a plurality of flanges, the plurality of flanges are distributed in the circumferential direction of the containing cavity, and each flange extends along the length direction of the protective sleeve.
It is visible from above-mentioned scheme, during the use, operating personnel peels off the second side opening of logical groove of protective sheath, with infusion pipeline through leading to the intracavity that holds of embedding protective sheath, thereby the protective sheath cladding is on the infusion pipeline, and a plurality of flanges that the perisporium that the protrusion held the chamber set up can tightly grasp infusion pipeline, make infusion pipeline by the firm centre gripping on the protective sheath, switch-on input wire and output wire make the heating member heating, the heat transfer of heating member heats to the liquid in the infusion pipeline, the liquid input after the heating is human. The protective sleeve of the blood transfusion and transfusion heating device provided by the utility model can firmly clamp the transfusion pipeline through the plurality of flanges, can prevent the risk that the protective sleeve slides and falls off relative to the transfusion pipeline, reserves a space for the thermal expansion of the transfusion pipeline, and can ensure that the risk of extrusion and fracture occurs after the transfusion pipeline is thermally expanded if the peripheral wall of the accommodating cavity of the protective sleeve is directly in close contact with the outer wall of the transfusion pipeline, so that the physical safety of the transfusion pipeline is further damaged. Moreover, the blood transfusion and infusion heating device is simple in structure, convenient and fast to operate, and can be taken and used immediately, so that the operation flexibility of the blood transfusion and infusion heating device is greatly improved.
The further proposal is that the cross section of the containing cavity is arranged in a fan shape, and the cross section of the heating body is arranged in a circular arc shape.
In a further aspect, the first side opening is larger than the second side opening in a cross section of the through slot.
In a further aspect, the plurality of flanges are evenly arranged in a circumferential direction of the receiving cavity.
The further scheme is that a groove is formed in the peripheral wall of the protective sleeve, the groove is opposite to the second side opening, and the groove penetrates through the protective sleeve along the length direction of the protective sleeve.
The further scheme is that the blood transfusion and fluid transfusion heating device further comprises an electric control device, an input electric wire and an output electric wire are electrically connected with the electric control device, the protective sleeve is provided with a temperature sensor, the temperature sensor is electrically connected with the electric control device, and the temperature sensor is used for detecting the temperature of the heating body.
The further proposal is that the blood transfusion and fluid transfusion heating device also comprises a normally closed relay which is electrically connected with the electric control device and is arranged on the input power line.
The further scheme is that an ultrasonic sensor is arranged at one end of the protective sleeve in the length direction of the protective sleeve, the ultrasonic sensor is electrically connected with the electric control device, and the ultrasonic sensor is used for detecting whether liquid exists at an outlet of the accommodating cavity or not.
The further scheme is that the blood transfusion and fluid transfusion heating device further comprises a wireless communication interface, the wireless communication interface is electrically connected with the electric control device, and the wireless communication interface is used for receiving a target temperature signal.
The further scheme is that the number of the temperature sensors is two, and the two temperature sensors are respectively positioned at two ends of the heating body extending along the periphery of the accommodating cavity.
Drawings
Fig. 1 is a structural diagram of a protective cover in an embodiment of the heating device for transfusion and infusion of the present invention.
Fig. 2 is a top view of a protective cover in an embodiment of the transfusion heating device of the present invention.
The utility model is further explained with reference to the drawings and the embodiments.
Detailed Description
Referring to fig. 1 and 2, the embodiment discloses a blood transfusion and infusion heating device, including having elastic protective sheath 1, protective sheath 1 has been seted up and has been held chamber 11 and lead to groove 13, holds chamber 11 and leads to groove 13 and all runs through protective sheath 1 setting along protective sheath 1's length direction, and leads to the first side opening of groove 13 and hold the chamber 11 and be linked together, leads to the relative second side opening 131 that sets up of groove 13 and first side opening and runs through protective sheath 1's periphery wall setting. Protective sheath 1 is provided with the heating member 2 that extends along the periphery that holds chamber 11, and heating member 2 extends along protective sheath 1's length direction, and heating member 2 is connected with input wire and output wire. The peripheral wall of the accommodating chamber 11 is provided with a plurality of flanges 12 in a protruding manner, the plurality of flanges 12 are arranged in the circumferential direction of the accommodating chamber 11, and each flange 12 extends in the length direction of the protective cover 1.
During the use, operating personnel peels off the second side opening 131 of logical groove 13 of protective sheath 1, with infusion pipeline through leading to groove 13 embedding protective sheath 1 hold the chamber 11 in, thereby protective sheath 1 cladding is on the infusion pipeline, and a plurality of flanges 12 that the perisporium that the protrusion held chamber 11 set up can tightly grasp infusion pipeline, make infusion pipeline by the firm centre gripping on protective sheath 1, switch-on input wire and output wire make heating body 2 heat, the heat transfer of heating body 2 heats to the liquid in the infusion pipeline, the liquid input human body after the heating. This embodiment blood transfusion infusion heating device's protective sheath 1 is through the firm centre gripping of a plurality of flanges 12 with the infusion pipeline, can prevent that slip from appearing in the relative infusion pipeline of protective sheath 1, the risk of droing, and reserved the space for the thermal expansion of infusion pipeline, if the 11 perisporium directness of holding of protective sheath 1 and infusion pipeline's outer wall in close contact with, can make the infusion pipeline appear the extrusion risk of breaking after the thermal expansion, and then harm infusion pipeline's physical safety, the length direction extension setting of protective sheath 1 is followed to heating member 2 simultaneously, the heating is even and stable good, the heating security is higher. Moreover, the blood transfusion and infusion heating device of the embodiment has a simple structure, is convenient and quick to operate, can be used as needed, and greatly improves the operation flexibility of the blood transfusion and infusion heating device.
Wherein, protective sheath 1's length can be set for according to actual demand, and generally, protective sheath 1's length is longer more, and the infusion pipeline's that protective sheath 1 covered length is also longer more, and then the heating region that heating body 2 covered is also longer more, and consequently transfusion infusion heating device's heating effect is also better.
In particular, the protective sheath 1 of the present embodiment is made of an elastic material, optionally polypropylene or polyethylene. Moreover, the heating body 2 of the present embodiment is a heating resistance wire, and after the heating body 2 is powered on, the heating body 2 will generate a certain amount of heat to realize the heating function. In addition, the present embodiment holds the transversal fan-shaped setting of personally submitting of chamber 11, and the transversal arc setting of personally submitting of heating body 2 extends along the periphery that holds chamber 11 for the infusion pipeline in holding chamber 11 is given in the transmission more evenly to the heat that heating body 2 sent, and infusion pipeline obtains thermally equivalent, realizes that the interior liquid of infusion pipeline obtains good heating effect.
On logical groove 13's cross section, the first side opening that this embodiment led to groove 13 is greater than the second side opening 131 that leads to groove 13, make the transversal V type setting of personally submitting that leads to groove 13, then when the infusion pipeline through leading to groove 13 embedding protective sheath 1 hold the chamber 11 in, protective sheath 1's pipe wall will receive and produce the concertina power after the extrusion, and be close to the second side opening 131 that leads to groove 13 more, the concertina power is big more, thereby avoid the infusion pipeline to drop from the second side opening 131 that leads to groove 13, further stabilize the infusion pipeline on protective sheath 1. Specifically, a plurality of flanges 12 of this embodiment are evenly arranged in the circumference that holds chamber 11 for a plurality of flanges 12 evenly stabilize the centre gripping in the circumference of infusion pipeline, avoid the uneven deformation risk that appears of infusion pipeline's circumference atress.
In order to improve protective sheath 1's elastic deformation ability, recess 14 has been seted up to this embodiment protective sheath 1's periphery wall, recess 14 sets up with second side opening 131 that leads to groove 13 relatively, and recess 14 runs through protective sheath 1 setting along protective sheath 1's length direction, make protective sheath 1 thinner at the pipe wall of recess 14 department, reserve space for protective sheath 1's elastic deformation, make second side opening 131 of protective sheath 1's logical groove 13 break off with the fingers and thumb more easily in order to place the transfusion pipeline, operating personnel need not to use too big strength can break off with the fingers and thumb second side opening 131 of protective sheath 1's logical groove 13, so that place the transfusion pipeline in protective sheath 1's the chamber 11 that holds.
This embodiment blood transfusion heating device still includes electrically controlled device, the input wire and the output wire of heating member 2 are connected with electrically controlled device electricity, protective sheath 1 is provided with temperature sensor 3, temperature sensor 3 is connected with electrically controlled device electricity, temperature sensor 3 is used for detecting the temperature of heating member 2, and feed back the temperature of the heating member 2 who detects to electrically controlled device, when temperature sensor 3 detects the heating temperature of heating member 2 and is greater than preset temperature, then electrically controlled device stops heating of heating member 2, heating member 2 loses the electricity in order to stop the heating promptly, in order to prevent that the overheat phenomenon from appearing in heating member 2, improve this embodiment blood transfusion heating device's work safety nature. Specifically, this embodiment temperature sensor 3 is the temperature sensing silk to temperature sensor 3's quantity is two, and two temperature sensor 3 are located heating member 2 respectively along the both ends that hold the periphery extension of chamber 11, can real-time detection heating member 2's heating temperature through temperature sensor 3, in order to prevent that heating member 2 from appearing the excess temperature phenomenon.
Further, the blood transfusion and infusion heating device of the embodiment further comprises a normally closed relay, and the normally closed relay is electrically connected with the electric control device and is arranged on an input wire of the heating body 2. Specifically, the normally closed relay includes: the coil of the normally closed relay is coupled with the electric control device; when the temperature sensor 3 detects that the heating temperature of the heating body 2 is higher than the preset temperature, the electric control device enables the coil of the normally closed relay to be electrified, the normally closed contact of the normally closed relay connected in series on the input wire of the heating body 2 is disconnected, and then the heating body 2 is electrified to stop heating. The over-temperature power-off protection of the heating body 2 is realized through the normally closed relay, and the heating safety of the heating body 2 is improved.
Still further, the one end of this embodiment protective sheath 1 on its length direction is provided with ultrasonic sensor, and ultrasonic sensor is connected with the electrically controlled device electricity, and ultrasonic sensor is used for detecting whether there is liquid in the exit of holding chamber 11 of protective sheath 1. When the ultrasonic sensor detects that no liquid exists in the infusion pipeline clamped on the protective sleeve 1, the electric control device enables the coil of the normally closed relay to be electrified, the normally closed contact of the normally closed relay connected in series on the input wire of the heating body 2 is disconnected, and then the heating body 2 is electrified to stop heating, so that the situation that the heating body 2 is still heating under the condition that the liquid in the infusion pipeline is already infused is avoided, and the electric energy loss of the heating body 2 is saved.
Furthermore, the blood transfusion, liquid transfusion and heating device of the present embodiment further comprises a wireless communication interface, the wireless communication interface is electrically connected with the electric control device, and the wireless communication interface is used for receiving the target temperature signal. Optionally, the wireless communication interface is a WiFi communication interface or a bluetooth communication interface. The target temperature signal can be from medical equipment adapted to the transfusion heating device of the embodiment, such as blood purification equipment, or the target temperature signal can also be from a mobile terminal, such as a mobile phone terminal. For example, the operating personnel can input the target temperature on the touch screen of the blood purification equipment, then the blood purification equipment transmits the target temperature signal to the WiFi communication interface through the WiFi communication mode, and the electric control device adjusts the heating power of the heating body 2 on the protective sleeve 1 according to the target temperature signal, so that the heating body 2 is heated to the target temperature, and thus the blood transfusion and fluid infusion heating device of the embodiment has the wireless control function. The wireless communication interface of the present embodiment may be directly disposed on the protective cover 1, or may be disposed on the electric control device.
In addition, this embodiment blood transfusion infusion heating device's electrically controlled device is arranged in adjusting the heating power of heating member 2 according to the liquid flow rate in the infusion pipeline, and is the bigger when the liquid flow rate, then the time that the interior liquid of infusion pipeline flowed through the heating region of protective sheath 1 also shorter, and the heating power of heating member 2 also is big more then, and the heating heat of heating member 2 also is big more, and liquid can rise to preset temperature in the infusion pipeline. On the contrary, when the liquid velocity of flow is less in the infusion pipeline, then the time that the heating region of protective sheath 1 was crossed to liquid in the infusion pipeline is also longer, and then the heating power of heating body 2 is also less, and the heating heat of heating body 2 is also less, and liquid also can rise to preset temperature in the infusion pipeline. Therefore, the electric control device of the blood transfusion and infusion heating device of the embodiment can automatically adjust the heating power of the heating body 2 according to the liquid flow rate, so that the heating power of the heating body 2 is kept matched with the liquid flow rate in the infusion pipeline, and the heating effect is better.
The blood transfusion and infusion heating device can be used as independent heating equipment, is provided with an electric control device and is provided with a connecting piece which is directly connected with a power supply. The blood transfusion and infusion heating device can be combined with other medical equipment for use, is detachably and electrically connected with the other medical equipment through the connecting piece, and shares a set of electric control device with the other medical equipment.
When the blood transfusion and infusion heating device is used in combination with the blood purification device, the electronic scale of the blood purification device is used for detecting the weight change rate of the liquid in the solution storage bag, and when the liquid in the solution storage bag is conveyed to a human body through the infusion pipeline, the weight of the liquid in the bag is reduced at a certain rate. The electronic scale is used for detecting the weight change rate of the solution storage bag, the electric control device is used for acquiring the liquid flow rate in the infusion pipeline according to the weight change rate of the solution storage bag, and then the heating power of the heating body 2 of the blood transfusion and infusion heating device is adjusted according to the liquid flow rate in the infusion pipeline. The weight change rate of the solution storage bag is in direct proportion to the flow rate of the liquid in the infusion pipeline, for example, when the weight change rate of the solution storage bag is larger, the flow rate of the liquid in the infusion pipeline is larger.
The above embodiments are merely preferred examples of the present invention, and not intended to limit the scope of the utility model, so that equivalent changes or modifications made based on the structure, characteristics and principles of the utility model as claimed should be included in the claims of the present invention.
Claims (10)
1. The heating device for blood transfusion and infusion comprises an elastic protective sleeve, wherein the protective sleeve is provided with an accommodating cavity and a through groove, the accommodating cavity and the through groove both penetrate through the protective sleeve along the length direction of the protective sleeve, a first side opening of the through groove is communicated with the accommodating cavity, and a second side opening of the through groove, which is opposite to the first side opening, penetrates through the peripheral wall of the protective sleeve;
the protective sleeve is characterized in that the protective sleeve is provided with a heating body extending along the periphery of the accommodating cavity, the heating body extends along the length direction of the protective sleeve, and the heating body is connected with an input wire and an output wire;
the peripheral wall of the accommodating cavity is convexly provided with a plurality of flanges, the flanges are distributed in the circumferential direction of the accommodating cavity, and each flange extends along the length direction of the protective sleeve.
2. The transfusion heating apparatus of claim 1, wherein:
the cross section of the accommodating cavity is in a fan-shaped arrangement, and the cross section of the heating body is in a circular arc arrangement.
3. The transfusion heating apparatus of claim 1, wherein:
in a cross section of the through groove, the first side opening is larger than the second side opening.
4. The transfusion heating apparatus of claim 1, wherein:
the flanges are evenly arranged in the circumferential direction of the accommodating cavity.
5. The transfusion heating apparatus of claim 1, wherein:
the periphery wall of protective sheath is seted up flutedly, the recess with second side opening sets up relatively, just the recess is followed the length direction of protective sheath runs through the protective sheath setting.
6. The transfusion heating apparatus according to any one of claims 1 to 5, wherein:
the blood transfusion and infusion heating device further comprises an electric control device, the input electric wire and the output electric wire are electrically connected with the electric control device, the protective sleeve is provided with a temperature sensor, the temperature sensor is electrically connected with the electric control device, and the temperature sensor is used for detecting the temperature of the heating body.
7. The transfusion heating apparatus of claim 6, wherein:
the blood transfusion and fluid infusion heating device further comprises a normally closed relay, and the normally closed relay is electrically connected with the electric control device and arranged on the input power line.
8. The transfusion heating apparatus of claim 7, wherein:
the protective sleeve is provided with an ultrasonic sensor at one end in the length direction, the ultrasonic sensor is electrically connected with the electric control device, and the ultrasonic sensor is used for detecting whether liquid exists at the outlet of the accommodating cavity.
9. The transfusion heating apparatus of claim 6, wherein:
the blood transfusion and fluid transfusion heating device further comprises a wireless communication interface, the wireless communication interface is electrically connected with the electric control device, and the wireless communication interface is used for receiving a target temperature signal.
10. The transfusion heating apparatus of claim 6, wherein:
the number of the temperature sensors is two, and the two temperature sensors are respectively positioned at two ends of the heating body extending along the periphery of the accommodating cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121655241.1U CN215900600U (en) | 2021-07-20 | 2021-07-20 | Blood transfusion and infusion heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121655241.1U CN215900600U (en) | 2021-07-20 | 2021-07-20 | Blood transfusion and infusion heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215900600U true CN215900600U (en) | 2022-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121655241.1U Active CN215900600U (en) | 2021-07-20 | 2021-07-20 | Blood transfusion and infusion heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215900600U (en) |
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2021
- 2021-07-20 CN CN202121655241.1U patent/CN215900600U/en active Active
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