CN219983564U - Blood heating equipment - Google Patents
Blood heating equipment Download PDFInfo
- Publication number
- CN219983564U CN219983564U CN202320787139.XU CN202320787139U CN219983564U CN 219983564 U CN219983564 U CN 219983564U CN 202320787139 U CN202320787139 U CN 202320787139U CN 219983564 U CN219983564 U CN 219983564U
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- Prior art keywords
- blood
- box body
- cylinder
- cover
- tank
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- 210000004369 blood Anatomy 0.000 title claims abstract description 67
- 239000008280 blood Substances 0.000 title claims abstract description 67
- 238000010438 heat treatment Methods 0.000 title claims abstract description 27
- 238000009423 ventilation Methods 0.000 claims abstract description 10
- 239000000523 sample Substances 0.000 claims description 19
- 238000010792 warming Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- 238000001356 surgical procedure Methods 0.000 description 4
- 239000012503 blood component Substances 0.000 description 3
- 230000036760 body temperature Effects 0.000 description 3
- 210000005056 cell body Anatomy 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000001802 infusion Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000036772 blood pressure Effects 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000002631 hypothermal effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 208000010496 Heart Arrest Diseases 0.000 description 1
- 208000001871 Tachycardia Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 206010003119 arrhythmia Diseases 0.000 description 1
- 230000006793 arrhythmia Effects 0.000 description 1
- 239000010836 blood and blood product Substances 0.000 description 1
- 210000000601 blood cell Anatomy 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 208000033065 inborn errors of immunity Diseases 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004796 pathophysiological change Effects 0.000 description 1
- 210000005259 peripheral blood Anatomy 0.000 description 1
- 239000011886 peripheral blood Substances 0.000 description 1
- 230000003836 peripheral circulation Effects 0.000 description 1
- 208000028529 primary immunodeficiency disease Diseases 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000006794 tachycardia Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The utility model relates to the field of blood heating, and particularly discloses blood heating equipment, which comprises a box body and a hot air blower; the side wall of the box body is provided with a ventilation opening used for ventilation, the air outlet of the air heater is connected with the ventilation opening, a plurality of air cylinders are uniformly distributed in the box body, the air cylinders are arranged along the height direction of the box body, and the cylinder bodies of the air cylinders are abutted against the inner wall of the box body.
Description
Technical Field
The utility model relates to blood heating equipment, and belongs to the field of blood heating.
Background
For reasons of dry surgery, a large amount of blood is often required to be transfused, while a bag of blood (400 ml) is heated from 4 ℃ to 37 ℃ to 5394J, when a large amount of blood is transfused, the temperature of the esophagus can be reduced to 27.5-29 ℃, and the body temperature can be reduced by 3 ℃ or more. The abnormal temperature protection of the patient during the operation causes arrhythmia and coagulation dysfunction on the occurrence day of hypothermia, causes hypoimmunity and even endangers the life of the patient. Surgery belongs to invasive treatment, and the surgery process often needs to give patients a large amount of fast infusion and refrigeration storage blood, which is easy to cause the body temperature of the patients to be reduced, coagulation to cause blood pressure reduction and peripheral circulation disorder and cause cardiac arrest in serious cases, so that modern surgery has gradually reduced the conventional procedures of directly infusing and refrigerating blood and blood products into the patients, and blood transfusion after rewarming has become a conventional procedure of blood transfusion treatment. Hypothermia is a special metabolic complication, and the decrease of human body temperature which induces a series of pathophysiological changes can increase the resistance of peripheral blood vessels of a circulatory system, and cause serious complications such as increased non-circulatory resistance, tachycardia, blood pressure drop, heart conduction block and the like.
The blood heating method is of various types, and the clinical heating method mainly comprises heating before infusion, and comprises an inductive heating method and a wet heating method such as water bath heating, incubator heating, hot air heating and the like; the other is direct warming at infusion, such as with a transfusion warmer. The hot air heating method is to put the blood in a proper size of wrapping cloth, heat the wrapping cloth by hot air blown by a hot air blower, and conduct heat to the blood bag to heat the blood in the blood bag. The current instrument adopting the hot air heating method, such as the application number of CN202122729269.1, the utility model name of the instrument is a blood testing instrument, discloses a blood testing instrument, which comprises a box body and a supporting frame, wherein a plurality of placing holes are embedded in the top surface of the supporting frame, and the inner walls of the placing holes are connected with test tubes. An air cooler is fixedly connected to one side of the top surface of the inner wall of the box body, and an air heater is fixedly connected to the other side of the top surface of the inner wall of the box body. The shaking of the blood bag is ignored, and the potential safety hazard that blood components destroy the blood bag is easily generated due to the temperature layering of blood and central blood around the blood bag.
Disclosure of Invention
Aiming at the technical problems, the utility model provides blood heating equipment capable of fully extruding a blood bag in the heating process of the blood bag, which comprises the following technical scheme:
a blood heating device, which comprises a box body and a hot air blower; the vent that is used for ventilating has been seted up to the lateral wall of box body, and the vent is connected to the air outlet of air heater, evenly distributed has a plurality of cylinders in the box body, and the cylinder sets up along the direction of height of box body, and the cylinder body butt box body's of cylinder inner wall.
Further, a storage rack is arranged on the inner side wall of the box body, grating plates are placed on the storage rack, the aperture of each grating plate is larger than the diameter of a piston rod of each cylinder, and piston rods of all cylinders are aligned to grating openings in the grating plates.
Further, the inner wall of the box body is provided with a first temperature probe, and the first temperature probe is positioned among all the cylinders.
Further, one end of a piston rod of the air cylinder, which is far away from the cylinder body, is a concave body, and a second temperature probe is arranged in the concave body.
Further, the side wall of the box body is provided with a third temperature probe.
Further, the box body is composed of a cover body and a groove body, and one surface of the cover body is hinged with one surface of the groove body.
Further, install first sealing washer on the lateral wall of lid, install the second sealing washer on the inside wall of cell body, when the lid covers on the cell body, cell body and lid articulated one side touch first sealing washer, the lid is kept away from the one side touch second sealing washer of articulated department.
Further, the edge of the groove body is provided with an anti-collision strip.
Further, a rubber ring is arranged in the concave body around the second temperature probe.
Further, the number of the ventilation openings is multiple, and the air outlets of the air heaters are simultaneously connected with all the ventilation openings.
According to the blood heating device provided by the utility model, the plurality of air cylinders are uniformly distributed in the box body, the blood bags are pulled by the piston rods of the air cylinders, and the piston rods of the air cylinders alternately ascend or descend in the process of supplying hot air to the box body through the ventilation openings by the hot air blower, so that the blood bags are circularly extruded, the blood and central blood around the blood bags are convected, the heating process is uniform, and the damage of blood components is prevented.
The blood heating equipment is internally provided with the grating plates, the blood bags are placed on the grating plates more stably than the blood bags are directly placed on the piston rods of the air cylinders, the aperture of the grating plates is larger than the diameter of the piston rods of the air cylinders, and the piston rods of all the air cylinders are aligned to the grating openings in the grating plates, so that the function of alternately rising and circularly extruding the blood bags by the piston rods of the air cylinders is not influenced.
Drawings
For a clearer description of embodiments of the utility model or of solutions in the prior art, the drawings which are used in the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic cross-sectional view of a blood warming apparatus according to the present utility model;
FIG. 2 is a top view of the blood warming apparatus of the present utility model;
in the figure: 1. a first seal ring; 2. a bumper strip; 3. a case body; 4. a tank body; 5. an air heater; 6. a cover body; 7. a first temperature probe; 8. a second seal ring; 9. a grating plate; 10. a commodity shelf; 11. and (3) a cylinder.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Referring to fig. 1 and 2, a blood heating apparatus includes a case 3, a hot air blower 5; the vent that is used for ventilation has been seted up to the lateral wall of box body 3, and the vent is connected to the air outlet of air heater 5, evenly distributed has a plurality of cylinders 11 in the box body 3, and the direction of height of box body 3 is followed to cylinder 11 sets up, and the cylinder body butt box body 3's of cylinder 11 inner wall. More reasonable, the cylinder body of cylinder 11 is fixed in the bottom of box body 3 inside cavity, and the quantity of cylinder 11 has 4, corresponds 4 angles of blood bag respectively, and in order to avoid blood cell to be extruded broken simultaneously, the maximum length of cylinder 11 needs to be less than the height of box body 3, and the blood bag is held by the piston rod of cylinder 11, and at the in-process that air heater 5 provided hot-blast to box body 3 inside through the vent, the piston rod of cylinder 11 rises or descends in turn, and the circulation extrudes the blood bag, makes blood and the central blood convection of blood bag inner circumference, lets the heating process even, prevents blood composition destruction.
Referring to fig. 1, in other embodiments, a shelf 10 is provided on the inner sidewall of the case 3, a grating plate 9 is placed on the shelf 10, and the aperture of the grating plate 9 is larger than the diameter of the piston rod of the cylinder 11, and the piston rods of all the cylinders 11 are aligned with the grating openings in the grating plate 9. The blood bag is placed on the grating plate 9 more stably than the blood bag is placed on the piston rod of the air cylinder 11 directly, meanwhile, the aperture of the grating plate 9 is larger than the diameter of the piston rod of the air cylinder 11, the piston rods of all the air cylinders 11 are aligned to the grating openings in the grating plate 9, and the function of alternately rising and circularly extruding the blood bag by the piston rods of the air cylinders 11 is not affected.
The shelf 10 is a conventional L-shaped frame, one end of which is attached to the inner side wall of the box body 3, and the other end of which is used for supporting the grating plate 9.
Referring to fig. 1, in other embodiments, the inner wall of the case 3 is provided with a first temperature probe 7, and the first temperature probe 7 is located between all the cylinders 11, and the first temperature probe 7 may be located on the top or bottom surface in the internal cavity of the case 3, more specifically, should be located directly above or below the center point of the blood bag, preferably directly above the center point of the blood bag, so that the first temperature probe 7 is closest to the blood bag, and is aimed at detecting the overall temperature of the blood bag, so as to facilitate grasping the heating time.
In other embodiments, the end of the piston rod of the cylinder 11 remote from the cylinder body is a concave body in which a second temperature probe is arranged to prevent puncturing of the piston rod blood bag, while in order to prevent the hot air flow inside the box body 3 from affecting the measurement of the second temperature probe, a rubber ring is arranged around the second temperature probe in the concave body.
In other embodiments, the side wall of the case 3 is provided with a third temperature probe to detect the temperature inside the case 3.
Referring to fig. 1 and 2, in other embodiments, the case 3 is composed of a cover 6 and a tank 4, and one surface of the cover 6 is hinged to one surface of the tank 4, and more preferably, a handle needs to be provided on the cover 6.
Referring to fig. 1, in other embodiments, a first sealing ring 1 is installed on a side wall of a cover body 6, a second sealing ring 8 is installed on an inner side wall of a groove body 4, when the cover body 6 covers the groove body 4, one hinged surface of the groove body 4 and the cover body 6 touches the first sealing ring 1, one surface of the cover body 6 away from the hinged position touches the second sealing ring 8, the first sealing ring 1 and the second sealing ring 8, and the first sealing ring 1 and the second sealing ring 8 are just the functions of tightly contacting the cover body 6 with the groove body 4, preventing air leakage, preventing loosening and the like.
Referring to fig. 1, in other embodiments, the edge of the tank body 4 is provided with a bumper strip 2 to prevent personnel from being scratched or bumped by the edge of the tank body 4, thereby protecting the personnel.
Referring to fig. 1, in other embodiments, the number of ventilation openings is plural, and the air outlet of the air heater 5 is connected to all ventilation openings at the same time, so as to disperse hot air, and avoid the phenomenon of destruction of blood components caused by uneven heating of the blood bag due to too concentrated hot air.
The utility model has been further described with reference to specific embodiments, but it should be understood that the detailed description is not to be construed as limiting the spirit and scope of the utility model, but rather as providing those skilled in the art with the benefit of this disclosure with the benefit of their various modifications to the described embodiments.
Claims (10)
1. The blood heating equipment is characterized by comprising a box body and a hot air blower; the side wall of box body has been seted up and has been used for ventilation, the air outlet of air heater is connected the vent, evenly distributed has a plurality of cylinders in the box body, the cylinder sets up along the direction of height of box body, just the cylinder body butt of cylinder the inner wall of box body.
2. The blood warming apparatus of claim 1 wherein a shelf is provided on an inner side wall of the case, a grating plate is placed on the shelf, and a diameter of the grating plate is larger than a diameter of a piston rod of the cylinder, and piston rods of all the cylinders are aligned with grating openings in the grating plate.
3. The blood warming apparatus of claim 1 wherein the interior wall of the cassette is provided with a first temperature probe, and wherein the first temperature probe is located between all of the cylinders.
4. The blood warming apparatus of claim 1 wherein the end of the piston rod of the cylinder remote from the cylinder is a concave body in which the second temperature probe is disposed.
5. The blood warming apparatus of claim 1 wherein the side wall of the cassette is provided with a third temperature probe.
6. The blood warming apparatus of claim 1 wherein the cassette is comprised of a cover and a tank, one face of the cover being hinged to one face of the tank.
7. The blood warming apparatus of claim 6 wherein a first seal ring is mounted on a side wall of the cover and a second seal ring is mounted on an inner side wall of the tank, wherein when the cover is covered on the tank, a face of the tank hinged to the cover contacts the first seal ring, and a face of the cover remote from the hinge contacts the second seal ring.
8. The blood warming apparatus of claim 7 wherein a bumper strip is provided at the edge of the tank.
9. The blood warming device of claim 4 wherein a rubber ring is disposed in the concave body around the second temperature probe.
10. The blood warming apparatus of claim 1 wherein there are a plurality of said vents and the outlets of said air heater are connected to all of said vents simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320787139.XU CN219983564U (en) | 2023-04-11 | 2023-04-11 | Blood heating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320787139.XU CN219983564U (en) | 2023-04-11 | 2023-04-11 | Blood heating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219983564U true CN219983564U (en) | 2023-11-10 |
Family
ID=88615549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320787139.XU Active CN219983564U (en) | 2023-04-11 | 2023-04-11 | Blood heating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219983564U (en) |
-
2023
- 2023-04-11 CN CN202320787139.XU patent/CN219983564U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |