CN108543178A - A kind of physiological saline cold nebulization cooling device for bone grinding - Google Patents
A kind of physiological saline cold nebulization cooling device for bone grinding Download PDFInfo
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- CN108543178A CN108543178A CN201810494222.1A CN201810494222A CN108543178A CN 108543178 A CN108543178 A CN 108543178A CN 201810494222 A CN201810494222 A CN 201810494222A CN 108543178 A CN108543178 A CN 108543178A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
- A61M11/005—Sprayers or atomisers specially adapted for therapeutic purposes using ultrasonics
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/0053—Cabins, rooms, chairs or units for treatment with a hot or cold circulating fluid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/12—Devices for heating or cooling internal body cavities
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0001—Body part
- A61F2007/0002—Head or parts thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0001—Body part
- A61F2007/0002—Head or parts thereof
- A61F2007/0006—Nose
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0059—Heating or cooling appliances for medical or therapeutic treatment of the human body with an open fluid circuit
- A61F2007/0063—Heating or cooling appliances for medical or therapeutic treatment of the human body with an open fluid circuit for cooling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/12—Devices for heating or cooling internal body cavities
- A61F2007/126—Devices for heating or cooling internal body cavities for invasive application, e.g. for introducing into blood vessels
Abstract
A kind of physiological saline cold nebulization cooling device for bone grinding, including liquid-supplying system, gas supply system, low-temperature cooling system and ultrasound atomization system, the lower end outlet of the physiological saline container is connect by adjustable throttling I with the import of the liquid cooling ducts, and the shut-off valve II is arranged between the outlet of the lower end of the physiological saline container and adjustable throttling I；Physiological saline in physiological saline container is delivered in the liquid cooling ducts of low-temperature cooling system by liquid-supplying system using the high pressure of high-pressure nitrogen bottle.The present invention provides a kind of physiological saline cold nebulization cooling device for bone grinding, seek to reduce the risk for generating thermal damage as possible；The form sprayed using low-temperature normal saline sustainedly and stably cools down to grinding area, it adjusts throttle valve and obtains mist flow appropriate and temperature, make the control of grinding area temperature within 43 DEG C, while not influencing surgical environments because of the use of coolant liquid, reduces quadratic risk function caused by operation.
Description
Technical field
The present invention relates to one kind providing effective sub-cooled for surgical operation bone grinding process high temperature drill bit and bone tissue
Device, more particularly, to it is a kind of for bone grinding physiological saline cold nebulization cooling device.
Background technology
Minimally Invasive Surgery is the important trend of contemporary medical science development, and it is nearly ten that intranasal road, which enters basis cranii to carry out ablation of tumors operation,
The Microinvasive neurosurgery surgical technic gradually to grow up for several years, the operation enter basis cranii by the normal physiologicals such as nasal cavity duct and pluck
Except tumour, damage and destruction that cranium process generates body are avoided out.Fully to expose the position of tumour, plucked in tumor of base of skull
Except often needing to remove part bone structure using high-revolving small-sized grinding tool in operation.It will produce during bone tissue high-speed grinding big
The heat of amount, when temperature is higher than 50 DEG C, bone tissue will appear different degrees of thermal damage, and nerve fiber is more sensitive to temperature,
The critical temperature value of its thermal damage is 43 DEG C.Currently, the mode of physiological saline trickle irrigation most-often used in clinical medicine is to mill
It cuts region to be cooled down, to cooling high-temperature area.This mode cooling efficiency is relatively low, and coolant is more, easily drops
The visibility in low interior arthroscopic diagnosis region.Kondo's et al. studies have shown that even if use enough flows for the life of 720ml/h
Brine trickle irrigation grinding area is managed, critical value 43 still can be reached using highest bone temperature caused by diamond abrasive tool continuous grinding
℃.Heat exchange property can be improved using cryogenic liquid, but worry that carrying out trickle irrigation using low-temperature normal saline cools down meeting in clinic
Cause more than problem of bleeding.
Invention content
Exist in surgical operation bone grinding process because grinding heat accumulation easily causes bone tissue and neural group to overcome
The defect of the thermal damage knitted, the present invention provides a kind of physiological saline cold nebulization cooling devices for bone grinding, and purpose is just
It is to reduce the risk for generating thermal damage as possible；Grinding area sustainedly and stably drops in the form sprayed using low-temperature normal saline
Temperature obtains mist flow appropriate and temperature by adjusting throttle valve, makes the control of grinding area temperature within 43 DEG C, while not
Surgical environments are influenced because of the use of coolant liquid, reduce quadratic risk function caused by operation.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of physiological saline cold nebulization cooling device for bone grinding, including liquid-supplying system, gas supply system
System, low-temperature cooling system and ultrasound atomization system, the liquid-supplying system include high-pressure nitrogen bottle, shut-off valve I, physiological saline
Container, shut-off valve II and adjustable throttling I, the upper end of the gas vent of the high-pressure nitrogen bottle and the physiological saline container into
Mouth connection, the gas vent of the high-pressure nitrogen bottle is additionally provided with pressure gauge I, between the pressure gauge I and physiological saline container
Equipped with shut-off valve I；
The gas supply system includes high pressure cleaning air bottle, shut-off valve III and adjustable throttling II, and the high pressure is clear
The gas outlet of clean air bottle is equipped with pressure gauge II；
The low-temperature cooling system includes low temperature chamber, gas cooling pipeline and liquid cooling ducts, is set in the low temperature chamber
There are upper cooling chamber and lower cooling chamber, the gas cooling pipeline to be arranged in the upper cooling chamber, the liquid cooling ducts are set
It sets in the lower cooling chamber；
The lower end outlet of the physiological saline container is connected by adjustable throttling I and the import of the liquid cooling ducts
It connects, the shut-off valve II is arranged between the outlet of the lower end of the physiological saline container and adjustable throttling I；Liquid-supplying system
Physiological saline in physiological saline container is delivered to the liquid cooling tube of low-temperature cooling system using the high pressure of high-pressure nitrogen bottle
In road；The import that the gas vent of the high pressure cleaning air bottle passes through the adjustable throttling II and the gas cooling pipeline
Connection, the shut-off valve III are arranged between the gas vent and the adjustable throttling II of the high pressure cleaning air bottle；
The ultrasound atomization system includes air and liquid mixer, ultrasonic atomizer, spray pipe and nozzle, the ultrasonic atomizatio
Device includes ultrasonic generator and atomization capsule, and the air and liquid mixer is located at the outside of the low temperature chamber, the liquid cooling ducts
Outlet link with the lower end of the air and liquid mixer, the gas cooling pipeline export and the upper end of the air and liquid mixer
Connection, between the outlet and air and liquid mixer of liquid cooling ducts, between the outlet and air and liquid mixer of gas cooling pipeline
It is respectively equipped with temperature sensor, temperature sensor is also respectively positioned on outside the low temperature chamber, the air and liquid mixer and spray pipe
One end connects, and the other end of the spray pipe is equipped with the nozzle, and the atomization capsule is arranged on spray pipe and arranges
In the ultrasonic generator, the ultrasonic generator is mounted on supporting rack.
Further, the temperature after the gas cooling in the gas cooling pipeline is -10 DEG C~0 DEG C, liquid cooling ducts
Interior physiological saline temperature after cooling is 5 DEG C.
Further, a diameter of 3mm of the nozzle.
Further, the gas cooling pipeline, be both provided with fin in liquid cooling ducts, between adjacent fins between
Away from for 5-10mm.
Further, there is thermal insulation material package outside the spray pipe.
Further, the ultrasonic generator is controlled by ultrasonic generator controller.
The beneficial effects of the invention are as follows：Described device includes four parts：It is liquid-supplying system, gas supply system, low
Warm cooling system and ultrasound atomization system.Liquid-supplying system is using the high pressure of high-pressure nitrogen bottle by the life of physiological saline container
Reason brine is delivered in the liquid cooling ducts of low-temperature cooling system, and flow is accurately controlled by adjustable throttling, elevated pressure nitrogen
Gas cylinder is equipped with pressure gauge, can monitor the pressure of high-pressure nitrogen bottle in real time；The clean air that gas supply system will compress in bottle
It is delivered to the gas inlet duct of low-temperature cooling system, flow is accurately controlled by adjustable throttling, high pressure air bottle installation
There is pressure gauge, the pressure of high pressure air bottle can be monitored in real time；Its air-liquid feed system does not use the electric elements such as centrifugal pump, greatly
Reduce the noise generated in liquid, gas transmission process greatly, quiet environment is created for surgical procedure；Low-temperature cooling system includes
Liquid, gas cooling pipeline, liquid, gas cooling pipeline external surface are distributed fin with reinforcing heat exchange capability, residing for liquid cooling tube road
Temperature is 5 DEG C, effectively physiological saline is avoided to freeze, and temperature residing for air cooling pipeline is -10 DEG C~0 DEG C；The system is using different
Temperature liquid, gas are cooled down respectively after remix；Ultrasound atomization system includes mainly air and liquid mixer and ultrasonic atomizatio
Device, gas and liquid obtain the larger fog of particle after air and liquid mixer mixing, and the fog is intracapsular because by ultrasound in atomization
Effect of vibration physiological saline droplets particles further refine, and are sprayed at the adsorption capacity of bone surface to improve and take away heat
The ability of amount.
Description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the isometric side view of the present invention.
Fig. 3 is the enlarged drawing of A in Fig. 2.
Fig. 4 is the principle of the present invention figure.
Fig. 5 is the front view of physiology saline container.
Fig. 6 is ultrasonic generator and atomization capsule assembling schematic diagram.
Fig. 7 is the sectional view of Fig. 6.
Fig. 8 is the front view of cooling pipe.
Fig. 9 is the assembly relation schematic diagram of nozzle and surgical knife tool.
Figure 10 is the structural schematic diagram of nozzle.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
Referring to Fig.1~Figure 10, a kind of physiological saline cold nebulization cooling device for bone grinding, including liquid supply system
System, gas supply system, low-temperature cooling system and ultrasound atomization system, the liquid-supplying system include high-pressure nitrogen bottle 1, cut
Only valve I 6, physiological saline container 3, shut-off valve II 9 and adjustable throttling I 10, the gas vent of the high-pressure nitrogen bottle 1 with it is described
The upper end import connection of physiological saline container 3, the gas vent of the high-pressure nitrogen bottle 1 are additionally provided with pressure gauge I4, the pressure
Shut-off valve I6 is equipped between power Table I 4 and physiological saline container 3；
The gas supply system includes high pressure cleaning air bottle 2, shut-off valve III 7 and adjustable throttling II 8, the high pressure
The gas outlet of clean air bottle 2 is equipped with pressure gauge II5；
The low-temperature cooling system includes low temperature chamber 13, gas cooling pipeline 11 and liquid cooling ducts 12, the low temperature
Upper cooling chamber and lower cooling chamber are equipped in room 13, the gas cooling pipeline 11 is arranged in the upper cooling chamber, the liquid
Cooling pipe 12 is arranged in the lower cooling chamber；
The lower end outlet of the physiological saline container 3 by adjustable throttling I 10 and the liquid cooling ducts 12 into
Mouth connection, the shut-off valve II 9 are arranged between the outlet of the lower end of the physiological saline container 3 and adjustable throttling I 10；Liquid
Physiological saline in physiological saline container 3 is delivered to low-temperature cooling system by feed system using the high pressure of high-pressure nitrogen bottle 1
In liquid cooling ducts 12；The gas vent of the high pressure cleaning air bottle 2 passes through the adjustable throttling II 8 and the gas
The import of cooling pipe 11 connects, the shut-off valve III 7 be arranged gas vent in the high pressure cleaning air bottle 2 with it is described can
Between flow regulating valve II 8；
The ultrasound atomization system includes air and liquid mixer 15, ultrasonic atomizer, spray pipe and nozzle 17, the ultrasound
Atomizer includes ultrasonic generator 19 and atomization capsule 20, and the air and liquid mixer 15 is located at the outside of the low temperature chamber 13, described
The outlet and the lower end of the air and liquid mixer 15 of liquid cooling ducts 12 link, the outlet of the gas cooling pipeline 11 and institute
The upper end connection for stating air and liquid mixer 15, between the outlet of liquid cooling ducts 12 and air and liquid mixer 15, gas cooling pipe
It is respectively equipped with temperature sensor between the outlet and air and liquid mixer 15 in road 11, temperature sensor is also respectively positioned on the low temperature chamber 13
Outside, the air and liquid mixer 15 is connect with one end of spray pipe, and the other end of the spray pipe is equipped with the nozzle 17,
The atomization capsule 20 is arranged on spray pipe and is arranged in the ultrasonic generator 19, and the ultrasonic generator 19 is mounted on
On supporting rack 21.
Further, the temperature after the gas cooling in the gas cooling pipeline 11 is -10 DEG C~0 DEG C, liquid cooling tube
Physiological saline temperature after cooling in road 12 is 5 DEG C.
Further, a diameter of 3mm of the nozzle 17.
Further, the gas cooling pipeline 11, be both provided with fin 22, adjacent fins 22 in liquid cooling ducts 12
Between spacing be 5-10mm.
Further, there is thermal insulation material package outside the spray pipe.
Further, the ultrasonic generator 19 is controlled by ultrasonic generator controller 18.
As shown in Figure 1, described device includes four parts：Liquid-supplying system, gas supply system, sub-cooled system
System, ultrasound atomization system.Liquid-supplying system is defeated by the physiological saline of physiological saline container 3 using the high pressure of high-pressure nitrogen bottle 1
The liquid cooling ducts 12,6 to low-temperature cooling system are sent to be off valve I, 9 are off valve II, and shut-off valve I can control high pressure nitrogen
The switch of bottle 1, shut-off valve II, 10 accurate flow control of adjustable throttling, 4 be the pressure gauge I of high-pressure nitrogen bottle, can be by real-time
The pressure of monitoring high-pressure nitrogen bottle achievees the purpose that replace nitrogen cylinder in time.Gas supply system utilizes the compression of high pressure air bottle
The gas cooling pipeline 11,7 that clean air is delivered to low-temperature cooling system is off valve III, and 8 be adjustable throttling II, and 5 be pressure
Power table can monitor the pressure of high pressure air bottle in real time.Intermediate low-temperature cooling system is pair of lamina small refrigerator, and internal includes liquid
Body cooling pipe 12 and gas cooling pipe 11, liquid, gas cooling pipeline are distributed fin 22 with enhanced heat exchange, liquid cooling tube
12 local environment temperature of road is 5 DEG C, and 11 local environment temperature of gas cooling pipeline is -10 DEG C~0 DEG C.Temperature sensor 14 is to use
In the temperature for the gas that detection gas cooling pipe 11 comes out, temperature sensor 16 is come out for detecting liquid cooling ducts 12
Liquid temperature；Ultrasound atomization system includes air-liquid mixer 15, ultrasonic generator 19, ultrasonic generator controller 18, atomization
Capsule 20 and nozzle 17, gas and liquid after cooling are mixed in air-liquid mixer 15 and initial atomization, and atomization capsule is arranged in
19 center of ultrasonic generator, being atomized the gas-liquid mixture inside capsule 20 is further influenced to be atomized into uniform mist by ultrasonic generator
It is delivered to nozzle 25.
As shown in Fig. 2, the larger cavity portion of atomization capsule 20 is in the inside of cylindrical ultrasound generator 19, bulky grain water mist
Little particle is further refined by ultrasonic wave in being atomized capsule, ultrasonic generator 19 is supported and fixed on suitable position by supporting rack 21
It sets.
As shown in figure 3, the figure is the schematic diagram of low-temperature spraying system.The pipeline of the ultrasound atomization system has thermal insulating material
Material package.Each pipeline, valve, nozzle are connected by pneumatic fast joint.The air-liquid feed system is individually by air-liquid
It is delivered to cooling system, gas-liquid after cooling further obtains after the atomization of air-liquid mixer by ultrasonic atomizer fine and smooth
Mist, mist are sprayed by nozzle.
As shown in figure 4,3 front and rear pipes of physiological saline container are standard pipe, can be connected by pneumatic fast joint, it is convenient
Dismounting and replacement physiological saline.
As shown in figure 5, atomization capsule 20 is expansion cavity configuration, gas-liquid mixed gas is generated by ultrasonic generator 19 in the cavity
Ul-trasonic irradiation be further refined into uniform mist.
As shown in fig. 6, cooling pipe 23 includes gas cooling pipeline 11 and liquid cooling ducts 12, gas cooling pipeline 11
It is inlayed by liquid fin 22 with liquid cooling ducts 12 and is constituted on cooling pipe 23.To put it more simply, Fig. 6 only draws a small number of fins
22, real structure is that fin is evenly distributed on pipeline 23, and spacing of fin is not more than 10mm.Fin increases heat-transfer surface
Product, the heat exchange of efficient hardening cooling pipe.
As shown in fig. 7, nozzle 17 is made of claw 24 and nozzle pipe 25, claw 24 mainly facilitates nozzle to be fixed on bone
It is convenient to enter nasal cavity together with grinding knife tool 26 above the main shaft of grinding.25 bendable end of nozzle pipe, fog is with certain angle
Degree is ejected to cutting zone from nozzle, farthest reduces grinding temperature.
The present invention is suitable for the cold nebulization cooling system of bone grinding, using a small amount of low-temperature normal saline (3 DEG C~5 DEG C)
It is concentrated in the form of spraying and is injected in grinding area, form the forced-convection heat transfer of regional area, to effectively reinforce coolant liquid band
Walk the ability of grinding heat.The spraying system also requires：To enable nozzle and drill bit can smoothly enter into basis cranii, drill bit+nozzle it is total straight
Diameter≤6mm；To meet visibility requirement of the doctor to cutting zone, spraying must be thin and uniform.
As mentioned above, it is necessary, being explained in detail to the embodiment of the present invention, as long as but essentially without this hair of disengaging
Bright inventive point and effect can have many deformations, this will be readily apparent to persons skilled in the art.Therefore, this
The variation of sample is also integrally incorporated within protection scope of the present invention.
Claims (6)
1. a kind of physiological saline cold nebulization cooling device for bone grinding, it is characterised in that：Including liquid-supplying system, gas
Body feed system, low-temperature cooling system and ultrasound atomization system, the liquid-supplying system include high-pressure nitrogen bottle, shut-off valve I,
Physiological saline container, shut-off valve II and adjustable throttling I, the gas vent of the high-pressure nitrogen bottle and the physiological saline container
Upper end import connection, the gas vent of the high-pressure nitrogen bottle is additionally provided with pressure gauge I, the pressure gauge I and physiological saline
Shut-off valve I is equipped between container；
The gas supply system includes high pressure cleaning air bottle, shut-off valve III and adjustable throttling II, and the high pressure cleaning is empty
The gas outlet of gas cylinder is equipped with pressure gauge II；
The low-temperature cooling system includes low temperature chamber, gas cooling pipeline and liquid cooling ducts, is equipped in the low temperature chamber upper
Cooling chamber and lower cooling chamber, the gas cooling pipeline are arranged in the upper cooling chamber, and the liquid cooling ducts setting exists
In the lower cooling chamber；
The lower end outlet of the physiological saline container is connect by adjustable throttling I with the import of the liquid cooling ducts, institute
Shut-off valve II is stated to be arranged between the outlet of the lower end of the physiological saline container and adjustable throttling I；Liquid-supplying system utilizes
Physiological saline in physiological saline container is delivered in the liquid cooling ducts of low-temperature cooling system by the high pressure of high-pressure nitrogen bottle；
The gas vent of the high pressure cleaning air bottle is connect by the adjustable throttling II with the import of the gas cooling pipeline,
The shut-off valve III is arranged between the gas vent and the adjustable throttling II of the high pressure cleaning air bottle；
The ultrasound atomization system includes air and liquid mixer, ultrasonic atomizer, spray pipe and nozzle, the ultrasonic atomizer packet
Ultrasonic generator and atomization capsule are included, the air and liquid mixer is located at the outside of the low temperature chamber, and the liquid cooling ducts go out
The lower end of mouth and the air and liquid mixer links, and the outlet of the gas cooling pipeline connects with the upper end of the air and liquid mixer
It connects, divides between the outlet and air and liquid mixer of liquid cooling ducts, between the outlet and air and liquid mixer of gas cooling pipeline
Not She You temperature sensor, temperature sensor is also respectively positioned on outside the low temperature chamber, the one of the air and liquid mixer and spray pipe
The other end of end connection, the spray pipe is equipped with the nozzle, and the atomization capsule is arranged on spray pipe and is arranged in
In the ultrasonic generator, the ultrasonic generator is mounted on supporting rack.
2. a kind of physiological saline cold nebulization cooling device for bone grinding as described in claim 1, it is characterised in that：Institute
It is -10 DEG C~0 DEG C to state the temperature after the gas cooling in gas cooling pipeline, after the physiological saline cooling in liquid cooling ducts
Temperature be 5 DEG C.
3. a kind of physiological saline cold nebulization cooling device for bone grinding as claimed in claim 1 or 2, feature exist
In：A diameter of 3mm of the nozzle.
4. a kind of physiological saline cold nebulization cooling device for bone grinding as claimed in claim 1 or 2, feature exist
In：It is both provided with fin on the gas cooling pipeline, liquid cooling ducts, the spacing between adjacent fins is 5-10mm.
5. a kind of physiological saline cold nebulization cooling device for bone grinding as claimed in claim 1 or 2, feature exist
In：There is thermal insulation material package outside the spray pipe.
6. a kind of physiological saline cold nebulization cooling device for bone grinding as claimed in claim 1 or 2, feature exist
In：The ultrasonic generator is controlled by ultrasonic generator controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810494222.1A CN108543178B (en) | 2018-05-22 | 2018-05-22 | Physiological saline low-temperature spray cooling device for bone grinding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810494222.1A CN108543178B (en) | 2018-05-22 | 2018-05-22 | Physiological saline low-temperature spray cooling device for bone grinding |
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| Publication Number | Publication Date |
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| CN108543178A true CN108543178A (en) | 2018-09-18 |
| CN108543178B CN108543178B (en) | 2023-10-20 |
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| CN105147356A (en) * | 2015-09-21 | 2015-12-16 | 青岛理工大学 | Electrostatic atomization inner-cooled grinding head |
| CN107184245A (en) * | 2017-06-12 | 2017-09-22 | 浙江工业大学 | A kind of bone grinding attachment |
| CN107789029A (en) * | 2017-11-21 | 2018-03-13 | 青岛理工大学 | A kind of electrostatic atomization ultrasonic assistant biological bone is low to damage controllable grinding process and device |
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