CN202146384U - Novel medical body temperature protection mechanism - Google Patents
Novel medical body temperature protection mechanism Download PDFInfo
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- CN202146384U CN202146384U CN201120219664U CN201120219664U CN202146384U CN 202146384 U CN202146384 U CN 202146384U CN 201120219664 U CN201120219664 U CN 201120219664U CN 201120219664 U CN201120219664 U CN 201120219664U CN 202146384 U CN202146384 U CN 202146384U
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- protection mechanism
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Abstract
The utility model discloses a novel medical body temperature protection mechanism, which comprises a shell provided with an air inlet passage and another shell provided with a filter passage, wherein a PTC (Positive Temperature Coefficient) heater is installed at one end of an air inlet of the air inlet passage; a direct-current air pump is installed at the other end; one end of the filter passage is communicated with the air inlet, while the other end is communicated with the environment; a filter screen is installed in the filter passage; an air delivery pipe is installed in an air outlet; air outlet ends of the air delivery pipe are respectively provided with a control valve; the other end of the air delivery pipe is connected with a protection blanket provided with a hollow chamber or a semi-closed heat box; the heat box is internally provided with a helically arranged slot for fixing an infusion tube and a flow control valve for controlling the flow rate of the liquid in the infusion tube; a plurality of vents are distributed on the protection blanket; the shell is provided with a control member for regulating the output power of the PTC heater and the air pump; the heat box and the protection blanket are provided with temperature sensors for measuring the temperature of the air in the protection blanket and the temperature in the heat box; and the temperature sensors, the PTC heater and the air pump are respectively electrically connected with the control member.
Description
Technical field
This utility model relates to a kind of medical Temperature-controlled appliance, specifically, relates to a kind of protection blanket that passes through and keeps patient temperature, and heat for patient's transfusion through incubator, thereby guarantee the new medical body temperature protection mechanism of patient's body temperature.
Background technology
Along with society is constantly progressive, people's living standard is also increasingly high, and people are also increasingly high to the requirement of armarium apparatus and medical environment.And patient is exposed in air-conditioned modernized operating room or the ward at intra-operative for a long time; Carelessness property hypothermia is very common, causes the forfeiture of body temperature usually, though appropriate low temperature can provide the certain protection effect by the cerebral tissue to patient under low blood flow state; But more the low temperature of the degree of depth can suppress the metabolism of vital organ function and medicine; Its far-reaching influence appears at postoperative high temperature and shiver with cold therebetween, causes vasodilation and metabolic remarkable rising and causes adverse consequencess such as hypotension, arrhythmia, heart ischemia and respiratory alkalosis, the excessive forfeiture of body temperature; Delay the healing and the rehabilitation of patient's wound, increased the hospital stays about 20%.
In addition, the venous transfusion blood transfusion has become the means that routine is cured the sickness to save the patient, when first aid, needs to replenish fast a large amount of medicinal liquid or blood especially usually; But various medicinal liquids and storehouse blood all are stored under the cryogenic environment, if directly vein input, on the one hand; Since bigger with the blood of human body temperature difference, cause that easily body temperature reduces the vasoconstriction spasm; Can cause platelet function disorderly when serious, blood coagulation activity is impaired, blood coagulation disorders occurs; Reduce the body anti-infection ability, especially fast, more be prone to when flow is big take place at transfusion speed, when serious even jeopardize patient's life.On the other hand; Low temperature tends to cause the medicinal liquid dissolution velocity to slow down; Prolong medicinal liquid and play a role the time, the effect of part medicinal liquid in addition can be reduced to original 1/3rd to 1/4th, the time lengthening that causes medicinal liquid in human body, to be absorbed by body cell; Toxic and side effects to body tissue increases the weight of, and causes multiple complications.Experiment showed, 1 ℃ of the every decline of temperature, blood viscosity increases 2%-3%.Low temperature transfusion back oxygen consumption and carbon dioxide generating descend, and cold and detached drowsiness appears in part patient, and trick is clumsy, and mental disorder is emotional, breathing, bradycardia even symptom such as stop.Influence cardiovascular function simultaneously, cause heart rate, cardiac output descends, and body circulation resistance and calm pulse pressure increase, and arrhythmia occurs, and quiver in the chamber and Dou Xingting wins.Low temperature is infused and is suppressed the development of hypoxic pulmonary vasoconstriction, increases pulmonary vascular resistance and reduces the kidney blood flow, and breathing and renal function generation are had a strong impact on.Therefore, the medicinal liquid of a large amount of injections and blood are the main causes that causes the forfeiture of patient's core temperature, complication to increase, and the working specification that has become clinical operation is handled in implementation with before heating.
At present, domestic body temperature to surgical patient is kept understanding and is still located the initial stage, and it is at the early-stage that domestic body temperature is kept research, also perfect without comparison technical support and advanced valid approach and method.Along with the development trend with the Chinese society aging of deepening continuously, will more and more receive concern to the protection of surgical patient each side, topic between the body temperature that especially runs through the whole surgery process is kept to hypothermia understanding.Current main path comprises chemical energy heating, electric energy direct heating, heating in water bath, microwave heating etc.: the chemical energy heater can not continue to use owing to lean on the chemical reaction heating of self, can only be applicable to and use under the few situation of field and amount of infusion; Water-bath heater safety, firing rate are fast, can satisfy the needs of big flow heating, but complex structure needs specific equipment, generally only use in the major surgery chamber of large hospital; Microwave heating has the fast characteristics of programming rate, but whether microwave irradiation damages fewer clinically use to blood, medicinal liquid; Electric energy direct heating cost performance is high, and is easy to use, is fit to popularize the heating means of using.
The utility model content
To above deficiency; This utility model provides a kind of and has kept patient temperature through the protection blanket, and heats for patient's transfusion through incubator, thereby guarantees the new medical body temperature protection mechanism of patient's body temperature; It comprises the main frame that is provided with air inlet and air outlet; Said main frame inside is provided with the heat generating components that the air to main frame inside heats, and the air outlet place of main frame is provided with the ajutage that communicates with it, and the position near air outlet in the main frame is provided with the air-supply parts of the air of heating being sent into said ajutage; The other end of said ajutage is connected with the heater block that is formed with cavity that communicates with it; It is characterized in that it also comprises the control assembly that can drive and adjust the said heat generating components and the output of air-supply parts, said control assembly is electrically connected heat generating components and air-supply parts.
Said heater block is semi-enclosed incubator, is provided with the fixedly draw-in groove of tube for transfusion in the said incubator, and the liquid in the tube for transfusion that snaps in said draw-in groove is carried out the flow control valve of flow-control.
Said draw-in groove shape in the shape of a spiral distributes.
It comprises that also the liquid in a pair of transfusion bag carries out pressure controlled capsule bag, and the intermediate formation of said capsule bag is useful on the cavity of placing transfusion bag, and the capsule bag comprises the shell of being processed by air-locked hard material; And the inner shell of processing by air-locked soft material; Form airtight space between said shell and the inner shell, this airtight space communicates with ajutage, and the capsule bag is provided with over-pressure safety device; The capsule bag is when gassiness, and its inner shell can be in contact with one another.
Said heater block can also be formed with the protection blanket of cavity for an inside, is distributed with several tiny passages on one of said protection blanket surface, and said ajutage communicates with the cavity of protection blanket.
Said heat generating components is a PTC heater, and said air-supply parts are the direct current air pump.
Said heater block is provided with the temperature sensor that is used to measure temperature, and said temperature sensor is electrically connected with said control assembly.
Said control assembly comprises:
Be used to carry out data acquisition, data storage and date processing, and the microprocessor that receives and transmit control signal;
Be used to provide the power subsystem of stable operating voltage;
Be used for the heating-up temperature value that typing is set, and said heating-up temperature value is stored in the keyboard I/O unit in the said microprocessor;
Be used to show the temperature display unit of the heater block surface temperature of said temperature sensor sampling;
Be used to drive said heat generating components work, and adjust the temperature control unit of the output of said heat generating components;
Be used to drive the work of said air-supply parts, and adjust the flow controlling unit of the output of said air-supply parts.
Said main frame comprises that inside is formed with the housing of air intake passage; Communicate through said air intake passage between said air inlet and the air outlet; End near air inlet in the air intake passage is equipped with said heat generating components; End near air outlet in the air intake passage is equipped with said air-supply parts, and the outlet air end of said ajutage is respectively equipped with control valve.
Said main frame also comprises another housing that communicates with the air inlet of housing, and said another enclosure interior is formed with filtration channel, and said filtration channel one end communicates with air inlet, and its other end communicates with the external world through filtering mouth, and drainage screen is installed in the filtration channel.
The beneficial effect of this utility model: the heat generating components of this utility model adopts PTC heater, makes that the main frame heating is fast, and heats is good, and the temperature control effect of hot blast is good; The air-supply parts adopt the direct current air pump, and not only shockproof, noise reduction can also realize regulating the air pressure in the heater block through regulating throughput, realize the control of flow; Heater block is protection blanket and incubator, can realize dual body temperature protection simultaneously to patient's body surface and transfusion heating; Guarantee that patient is in best treatment environment, be provided with the good draw-in groove of heat conductivity in the incubator, and draw-in groove is the helical form setting; Can increase the heating surface area that snaps in tube for transfusion wherein; Realize Fast Heating, also be provided with flow control valve in the incubator, realize that through flow control valve the flow of transfusion is accurately controlled; Control assembly comprises microprocessor, power subsystem, keyboard I/O unit, display unit, temperature control unit and flow controlling unit; At first import the target temperature value of heater block through keyboard I/O unit; Then through the temperature in the temperature sensor sampling protection blanket that is arranged at heater block and the actual temperature value of the liquid after incubator is handled; Microprocessor comparison object temperature value and actual temperature value, thus the output that temperature control unit is adjusted heat generating components passed through, identical up to target temperature value with actual temperature value; Perhaps the temperature difference is very little, and the realization temperature is controlled automatically; This utility model also comprises a capsule bag that is used for the pressurization of the liquid in the transfusion bag, the hermetically-sealed construction that the capsule bag adopts shell and inner shell to form, and its inside is formed with the cavity that is used to place medicated bag or blood bag; Shell is processed by hard material, and inner shell is a soft material, through the output of flow controlling unit adjustment air-supply parts; Thereby realize changing the air pressure in the capsule bag, the capsule bag is in the process of inflation, and its inner shell can inwardly expand; Thereby compressing transfusion bag, thereby the control of the pressure of the liquid in realization medicated bag or the blood bag, the capsule bag is provided with over-pressure safety device; Can realize safer pressure control, reach the purpose of big flow transfusion.
Description of drawings
Fig. 1 is the structural representation of the new medical body temperature protection mechanism of this utility model;
Fig. 2 is the structural representation of the heater block implementation one of this utility model;
Fig. 3 is the structural representation of the heater block implementation two of this utility model;
Fig. 4 is the realization schematic diagram of the control assembly of this utility model.
The specific embodiment
Below in conjunction with accompanying drawing this utility model is further set forth.
As shown in Figure 1; The new medical body temperature protection mechanism of this utility model comprises main frame 1, heat generating components 2, ajutage 3, air-supply parts 4, heater block 5 and control assembly 6; Be formed with air intake passage 14 between the air inlet 11 of main frame 1 and the air outlet 12, heat generating components 2 is installed on the middle-end in the air intake passage 14, and air-supply parts 4 are installed on air intake passage 14 interior ends near air outlet 12; Ajutage 3 is arranged at air outlet 12 outer ends; The outlet air end of ajutage 3 is respectively equipped with control valve 8, and heater block 5 inside are formed with cavity, communicates through ajutage 3 between the cavity of air outlet 12 and heater block 5; Through the output of control assembly 6 adjustment heat generating components 2 and air-supply parts 4, thereby realize the temperature value of the gas in the heater block 5 and the control of air pressure value.
Wherein, heater block 5 can be semi-enclosed incubator 51, also can be formed with the protection blanket 52 of cavity for an inside; Perhaps for both combinations, as shown in Figure 2, heater block 5 is semi-enclosed incubator 51; Be provided with the fixedly draw-in groove 511 of tube for transfusion in the said incubator 51,51 also are provided with flow control valve 512 in the incubator, and this flow control valve 512 can adopt mechanical control; Also can adopt full automatic control; Through being connected with control assembly 6, then need be provided with a flow transducer in the position of the tube for transfusion after handling through incubator 51 this moment, detects actual flow through flow transducer; And the flow results that detects fed back to control assembly 6, drive flow control valves 512 actions through control assembly 6.
The draw-in groove that is positioned at said incubator 51 511 of this utility model shape in the shape of a spiral distributes, and can increase the heating surface area of the tube for transfusion that snaps in like this, accelerates the rising of temperature.This utility model can also increase by one the liquid in the transfusion bag carried out pressure controlled capsule bag 513; The intermediate formation of capsule bag 513 is useful on the cavity of placing transfusion bag, and it comprises the shell of being processed by air-locked hard material 5131, and the inner shell of being processed by air-locked soft material 5132; Form airtight space between shell 5131 and the inner shell 5132; Capsule bag 513 is provided with over-pressure safety device 514, when gassiness, can be in contact with one another between the inner shell 5132 of capsule bag 513, realizes placing the pressure control of the liquid in the transfusion bag in its cavity through capsule bag 513; Because the medical general temperature of transfusion bag is all lower; Also can play the effect of preheating this moment simultaneously, and in the process that capsule bag 513 is slowly inflated, through its inner shell 5132 extruding medicated bag or blood bags; Can realize the pressure control of the liquid in medicated bag or the blood bag through the air pressure in the control capsule bag 513, reach the purpose of big flow transfusion.
As shown in Figure 3; Be distributed with several tiny passages 521 on one of protection blanket 52 surfaces (upper surface); The hot blast with uniform temperature through passage 521 is discharged is given the patient in operation heating; Said ajutage 3 communicates with the cavity of protection blanket 52, can give patient's any part heating through protection blanket 52.Heat generating components 2 is paid the utmost attention to the employing PTC heater, and its heating is fast, safety, and temperature adjustment precision is high.Air-supply parts 4 are paid the utmost attention to and are adopted the direct current air pump, and it not only vibrates little, and noise is low, and wind speed control is effective.Main frame 1 comprises that inside is formed with the housing 13 of air intake passage 14; Communicate through said air intake passage 14 between air inlet 11 and the air outlet 12; End near air inlet 11 in the air intake passage 14 is equipped with heat generating components 2, near an end of air outlet 12 air-supply parts 4 is installed in the air intake passage 14.Control assembly 6 comprises: be used to carry out data acquisition, data storage and date processing, and control signal is sent and the microprocessor 61 of acceptance; Be used to provide the power subsystem 62 of stable operating voltage; Be used for the heating-up temperature value that typing is set, and said heating-up temperature value is stored in the keyboard I/O unit 63 in the said microprocessor 61; Be used to show the temperature display unit 64 of heater block 5 surface temperatures of said temperature sensor 7 samplings; Be used to drive said heat generating components 2 work, and adjust the temperature control unit 65 of the output of said heat generating components 2; Be used to drive 4 work of said air-supply parts, and adjust the flow controlling unit 66 of the output of said air-supply parts 4,, also need increase the unit that a driving flow control valve 514 moves this moment when flow control valve 514 when be full-automatic.
In addition; This utility model can also be on the basis of such scheme; A temperature sensor 7 that is used to measure temperature is installed on heater block 5; Temperature sensor 7 is electrically connected with control assembly, through the target temperature value of keyboard I/O unit 63 input heater blocks 5, then temperature sensor 7 sampling protection blankets 52 air intake vents through being arranged at heater block 5 with
Near the actual temperature value of liquid; Microprocessor 61 comparison object temperature value and actual temperature value, thus the output that temperature control unit 65 is adjusted heat generating components 2 passed through, identical up to target temperature value with actual temperature value; Perhaps the temperature difference is very little, and the realization temperature is controlled automatically.Also have, the main frame 1 of this utility model can also be provided with another housing 15 that communicates with the air inlet 11 of housing 13 on above-mentioned basis; Another housing 15 inside are formed with filtration channel 16, and filtration channel 16 1 ends communicate with air inlet 11, and its other end communicates with the external world through filtering mouthfuls 17; Drainage screen 18 is installed in the filtration channel 16; Air through in 18 pairs of entering main frames of drainage screen 1 filters, and reduces granule in the dust, can prolong the service life of this device.
The above is merely the preferred embodiments of this utility model; This utility model is not limited to above-mentioned embodiment; In implementation process, possibly there is local small structural modification; If spirit and scope that the various changes or the modification of this utility model do not broken away from this utility model, and belong within the claim and equivalent technologies scope of this utility model, then this utility model also is intended to comprise these changes and modification.
Claims (10)
1. new medical body temperature protection mechanism; It comprises the main frame (1) that is provided with air inlet (11) and air outlet (12); Said main frame (1) inside is provided with the heat generating components (2) that the inner air of main frame (1) is heated; The air outlet (12) of main frame (1) locates to be provided with the ajutage (3) that communicates with it; Position near air outlet (12) in the main frame (1) is provided with the air-supply parts (4) of the air of heating being sent into said ajutage (3), and the other end of said ajutage (3) is connected with the heater block that is formed with cavity (5) that communicates with it, it is characterized in that; It also comprises the control assembly (6) of the output that can drive and adjust said heat generating components (2) and air-supply parts (4), and said control assembly (6) is electrically connected heat generating components (2) and air-supply parts (4).
2. new medical body temperature protection mechanism according to claim 1; It is characterized in that; Said heater block (5) is semi-enclosed incubator (51); Be provided with the fixedly draw-in groove of tube for transfusion (511) in the said incubator (51), and the flow control valve (512) that the liquid in the tube for transfusion that snaps in said draw-in groove (511) is carried out flow-control.
3. new medical body temperature protection mechanism according to claim 2 is characterized in that, said draw-in groove (511) shape in the shape of a spiral distributes.
4. new medical body temperature protection mechanism according to claim 2 is characterized in that, it comprises that also the liquid in a pair of transfusion bag carries out pressure controlled capsule bag (513); The intermediate formation of said capsule bag (513) is useful on the cavity of placing transfusion bag; Capsule bag (513) comprises the shell of being processed by air-locked hard material (5131), and by the inner shell (5132) that air-locked soft material is processed, forms airtight space between said shell (5131) and the inner shell (5132); This airtight space communicates with ajutage (3); Capsule bag (513) is when gassiness, and its inner shell (5132) can be in contact with one another, and capsule bag (513) is provided with over-pressure safety device (514).
5. new medical body temperature protection mechanism according to claim 1; It is characterized in that; Said heater block (5) can also be formed with the protection blanket (52) of cavity for an inside; Be distributed with several tiny passages (521) on one of said protection blanket (52) surface, said ajutage (3) communicates with the cavity of protection blanket (52).
6. new medical body temperature protection mechanism according to claim 1 is characterized in that said heat generating components (2) is a PTC heater, and said air-supply parts (4) are the direct current air pump.
7. new medical body temperature protection mechanism according to claim 1 is characterized in that, said heater block (5) is provided with the temperature sensor (7) that is used to measure temperature, and said temperature sensor (7) is electrically connected with said control assembly (6).
8. new medical body temperature protection mechanism according to claim 7 is characterized in that, said control assembly (6) comprising:
Be used to carry out data acquisition, data storage and date processing, and the microprocessor (61) that receives and transmit control signal;
Be used to provide the power subsystem (62) of stable operating voltage;
Be used for the heating-up temperature value that typing is set, and said heating-up temperature value is stored in the keyboard I/O unit (63) in the said microprocessor (61);
Be used to show the temperature display unit (64) of heater block (5) surface temperature of said temperature sensor (7) sampling;
Be used to drive said heat generating components (2) work, and adjust the temperature control unit (65) of the output of said heat generating components (2);
Be used to drive said air-supply parts (4) work, and adjust the flow controlling unit (66) of the output of said air-supply parts (4).
9. new medical body temperature protection mechanism according to claim 1; It is characterized in that; Said main frame (1) comprises that inside is formed with the housing of air intake passage (14) (13); Communicate through said air intake passage (14) between said air inlet (11) and the air outlet (12); End near air inlet (11) in the air intake passage (14) is equipped with said heat generating components (2), and the end near air outlet (12) in the air intake passage (14) is equipped with said air-supply parts (4), and the outlet air end of said ajutage (3) is respectively equipped with control valve (8).
10. new medical body temperature protection mechanism according to claim 9; It is characterized in that; Said main frame (1) also comprises another housing (15) that communicates with the air inlet (11) of housing (13), and said another housing (15) inside is formed with filtration channel (16), and said filtration channel (16) one ends communicate with air inlet (11); Its other end communicates with the external world through filtering mouthful (17), and drainage screen (18) is installed in the filtration channel (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120219664U CN202146384U (en) | 2011-06-27 | 2011-06-27 | Novel medical body temperature protection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120219664U CN202146384U (en) | 2011-06-27 | 2011-06-27 | Novel medical body temperature protection mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202146384U true CN202146384U (en) | 2012-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120219664U Expired - Lifetime CN202146384U (en) | 2011-06-27 | 2011-06-27 | Novel medical body temperature protection mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN202146384U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102389607A (en) * | 2011-06-27 | 2012-03-28 | 广东食品药品职业学院 | Medical body temperature maintaining mechanism |
| CN107929888A (en) * | 2017-12-25 | 2018-04-20 | 陈学毅 | A kind of medical aerated multifunctional intelligent heating instrument |
| CN109172111A (en) * | 2018-10-11 | 2019-01-11 | 侯成青 | A kind of circulating cold compress device of Orthopaedic nursing |
-
2011
- 2011-06-27 CN CN201120219664U patent/CN202146384U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102389607A (en) * | 2011-06-27 | 2012-03-28 | 广东食品药品职业学院 | Medical body temperature maintaining mechanism |
| CN107929888A (en) * | 2017-12-25 | 2018-04-20 | 陈学毅 | A kind of medical aerated multifunctional intelligent heating instrument |
| CN109172111A (en) * | 2018-10-11 | 2019-01-11 | 侯成青 | A kind of circulating cold compress device of Orthopaedic nursing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120222 Effective date of abandoning: 20130717 |
|
| RGAV | Abandon patent right to avoid regrant |