CN108210161A - Handheld portable freezer unit - Google Patents
Handheld portable freezer unit Download PDFInfo
- Publication number
- CN108210161A CN108210161A CN201611153667.0A CN201611153667A CN108210161A CN 108210161 A CN108210161 A CN 108210161A CN 201611153667 A CN201611153667 A CN 201611153667A CN 108210161 A CN108210161 A CN 108210161A
- Authority
- CN
- China
- Prior art keywords
- freezing
- freezer unit
- handheld portable
- housing
- freezing head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
Abstract
The present invention provides a kind of handheld portable freezer unit, including：Housing is provided with freezing head socket on the housing；The freezing head being plugged in freezing head socket；The semiconductor refrigeration system for being set in the housing, being in contact with the freezing head；The cooling system be set in the housing, cooled down to the semiconductor refrigeration system；The electric power system being set in the housing.Handheld portable freezer unit provided by the invention can realize the replacement of different model, shape freezing head, so as to the operative treatment suitable for different parts；Handheld portable freezer unit provided by the invention using semiconductor chilling plate as refrigeration system, can not only fast cooling to the required temperature that works, and significantly reduce the volume of freezer unit so that freezer unit is easy to carry and use, is operated without more people.
Description
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of handheld portable freezer units.
Background technology
Cold therapy is that the method to histiocytic destruction treatment disease, cryogenic freezing are treated using low-temperature freezing
Method is generally divided into contact method, gunite, intrusion method etc..Contact method is most common method in clinic.Cryoprobe contact method is
According to diseased region size, the freezing head of different shape, slightly pressure are selected, is in direct contact diseased region, stops the several seconds to number
Minute, then probe is removed, treats its natural rewarming, this process is known as a freeze cycle.It, can so repeatedly according to the state of an illness
Repeatedly.In clinical ophthalmology to detached retina, glaucoma, ocular tumor when eye diseases are performed the operation, it is often necessary to profit
Use freeze therapeutic apparatus.
Relatively common freeze therapeutic apparatus mainly has on the market at present：Liquid nitrogen cryogenics therapeutic equipment；Dry ice low temperature treatment instrument；Two
Carbonoxide ophthalmology freeze therapeutic apparatus.The relatively broad freeze therapeutic apparatus of ophthalmic applications is mainly that the freezing of carbon dioxide ophthalmology is controlled at present
Treat instrument.Carbon dioxide ophthalmology freeze therapeutic apparatus is mainly used in Retinal Detachment Surgery, the ciliary body adhesion of anti-glaucoma, eye
The ophthalmologic operations application such as tumor operation and eye traumas operation.The freeze therapeutic apparatus utilizes hydraulic pressure carbon dioxide Quick-gasifying, makes
Head, which must be freezed, to -20 DEG C or so, pathological tissues is contacted using the relatively low temperature in part by temperature reduction in a relatively short period of time,
So that the reactions such as scarring, adhesion locally occur, so as to achieve the purpose that treatment.The carbon dioxide ophthalmology freezing applied at present is controlled
It treats instrument steel cylinder, host, floor push and stainless steel freezing nib is mainly preserved by carbon dioxide and form, when application needs two people to match
It closes, a people controls carbon dioxide steel cylinder and floor push, another human hand held cryopencil to be operated.But due to titanium dioxide
Carbon ophthalmology freeze therapeutic apparatus volume is larger, and application, transport are more inconvenient, and needs more people's operations, and operation is comparatively laborious.
Invention content
The purpose of the present invention is to provide a kind of handheld portable freezer unit, handheld portable freezer unit provided by the invention
It is easy to carry, easy to operate, it is used convenient for ophthalmologic operation.
The present invention provides a kind of handheld portable freezer unit, including：
Housing is provided with freezing head socket on the housing；
The freezing head being plugged in freezing head socket；
The semiconductor refrigeration system for being set in the housing, being in contact with the freezing head；
The cooling system be set in the housing, cooled down to the semiconductor refrigeration system；
The electric power system being set in the housing.
Handheld portable freezer unit provided by the invention includes housing, and housing is used to place other building blocks, such as half
Conductor refrigeration system, cooling system, electric power system and partial freeze head.Housing can be designed as convenient for hand-held various shapes
Shape, the present invention have no it specifically limited.
Freezing head socket is provided on housing, is fixed on housing for head will to be freezed, realizes the replacement of different freezing heads.
It is provided on freezing head socket with freezing a matched fixed structure, for example, being provided with phase on freezing head socket and freezing head
The screw thread mutually coordinated tightens fixation by screw thread；Alternatively, being respectively arranged with through-hole on freezing head socket and freezing head, pass through spiral shell
Silk and nut are fixed.
Handheld portable freezer unit provided by the invention includes freezing head, and low temperature is passed to linked groups by freezing head, real
The freezing of existing linked groups.In the present invention, it freezes head and housing is detachably connected by freezing head socket, convenient for according to difference
The form for the treatment of tissue to be frozen replaces corresponding freezing head.Specifically, freezing head can be cylindrical structure, head is circle
Head is suitable for the operation of the positions such as ocular；It can also be the arc-shaped structure similar to eyeball radian to freeze head, be suitable for intraocular behaviour
Make.In the present invention, the material for freezing head is silver, convenient for the transmission of low temperature.In the present invention, freezing head is cylindrical structure
When, the length of 1~1.5cm, a diameter of 3~4mm；When freezing head as arc-shaped structure, the length of 1~1.5cm is a diameter of
0.3~0.4mm.
Handheld portable freezer unit provided by the invention includes semiconductor refrigeration system, the semiconductor refrigeration system setting
In housing, it is in contact with freezing head.In one embodiment, the semiconductor refrigeration system includes be sequentially connected six and half
Conductor cooling piece and metal frozen block, the metal frozen block are in contact with the freezing head.
Semiconductor chilling plate is also thermoelectric module, is a kind of heat pump, and advantage is no slide unit, is applied at some
The occasion that space is restricted, reliability requirement is high, is polluted without refrigerant.Using the Peltier effects of semi-conducting material, when straight
During the galvanic couple that galvanic electricity is connected by two kinds of different semi-conducting materials, heat can be absorbed respectively at the both ends of galvanic couple and release heat
Amount can realize the purpose of refrigeration.
The present invention, can be in a relatively short period of time by the temperature of refrigeration end by adjusting electric current using multilevel semiconductor cooling piece
The arbitrary temp being reduced in the range of -4 DEG C~-20 DEG C by 10 DEG C is spent, obtains different operation temperature.The present invention may be used six
Level semiconductor cooling piece, the size of the six level semiconductors cooling piece become step by step from the cooling piece contacted with metal frozen block
Greatly, for example, the refrigeration chip size contacted with metal frozen block is 5 × 5mm~8 × 8mm, the size of end cooling piece for 40 ×
40mm.The voltage of the six level semiconductors cooling piece is 10~16V, and electric current is 6~10A, is freezed by adjusting controlled current flow system
Piece temperature changes in -4 DEG C~-20 DEG C.
Metal frozen block is arranged between freezing head and six level semiconductor cooling pieces, and six level semiconductor cooling pieces are generated
Cold passes to freezing head.In an arrangement, metal frozen block is provided with binding site with the part that freezing head is connected, and realizes
Close contact with freezing head.The material of metal frozen block is fine silver, convenient for the transmission of cold.
Handheld portable freezer unit provided by the invention includes cooling system, and the cooling system is set to the housing
It is interior, carry out cooling for absorbing one end of heat to semiconductor refrigeration system.In one embodiment, the cooling system
Cooling fan is carried out including porous metals radiating block and to the porous metals radiating block；The porous metals radiating block with it is remote
Cooling piece from metal frozen block is in contact.In semiconductor refrigeration system, the part being in contact with metal frozen block is refrigeration
End releases heat；And the cooling piece far from metal frozen block is heat absorbing end, absorbs heat.Porous metals radiating block with it is separate
The cooling piece of metal frozen block is in contact, and absorbs and transmits heat therein, reduces the temperature of cooling piece, ensure that refrigeration end continues
It carries out.The material of the porous metals radiating block can be aluminium alloy.
The cooling system further includes the fan to cool down to porous metals radiating block, in order to be more advantageous to cooling down, shell
Cool air inlet and exhaust outlet are additionally provided on body, cool air inlet is arranged on what porous metals radiating block was in contact with cooling piece
One end, exhaust outlet are arranged on the other end of porous metals radiating block.Under the action of fan, cold air is from porous metals radiating block
One end of cooling piece is contacted to the other end, the heat of porous metals radiating block is taken away, so as to persistently be cooled down to cooling piece
Heat dissipation.
Handheld portable freezer unit provided by the invention further includes electric power system, and electric power system provides electricity for entire freezer unit
Source.The electric power system can be that small-sized exchange turns direct-current supervision security protection regulated power supply.
Handheld portable freezer unit provided by the invention can use in accordance with the following methods：
The freezing head being adapted for use with is inserted in freezing head socket, power supply is opened, semiconductor refrigeration system is made to work,
It radiates, and low temperature is passed into freezing head the one end being connected with freezing head；One end heat absorption far from freezing head, in cooling system
Effect is lower to radiate, so as to continuously obtain low temperature；It obtains after being suitable for the low temperature of surgical procedure requirement, makes freezing head and tissue
Contact is treated.
Further, handheld portable freezer unit provided by the invention further includes and the freezing is matched bounces back
Headgear is freezed, described one end for bouncing back freezing headgear is equipped with opening, can expose freezing head after retraction.Can bounce back freezing headgear
Effect is to keep the low temperature of freezing head in head temperature-fall period is freezed, and prevent from freezing before freezing head reaches tissue
Its hetero-organization of head frostbite.The freezing headgear that can bounce back has is equipped with opening with the shape that is adapted of freezing head, one end, and the other end can be with
For spring or other contractile structures, after tissue is reached, can bounce back freezing headgear retraction, and freezing head is opened from it
It is exposed at mouthful, reaches therapeutic purposes after contacting tissue.The material for bouncing back freezing headgear is thermal insulation material,
Such as PET fiber, PET heat-preservation cottons etc..
Handheld portable freezer unit provided by the invention, the housing including being provided with freezing head socket, can realize difference
The replacement for freezing head of model, different shape, unlike material, so as to the operative treatment suitable for different parts；It is provided by the invention
Handheld portable freezer unit using semiconductor chilling plate as refrigeration system, can not only fast cooling to the required temperature (- 4 that works
~-20 DEG C), and significantly reduce the volume of freezer unit so that freezer unit is easy to carry and use, is operated without more people.Into
One step, handheld portable freezer unit provided by the invention further includes the freezing headgear that can bounce back made of thermal insulation material, maintains cold
Protection freezing head does not injure its hetero-organization during pathological tissues are contacted while freezing head low temperature, improves the peace of freezer unit
Quan Xing.
Description of the drawings
Fig. 1 is the structure diagram of handheld portable freezer unit provided in an embodiment of the present invention；
Fig. 2 is the structural representation of freezing head and freezing headgear in handheld portable freezer unit provided in an embodiment of the present invention
Figure；
Fig. 3 is the structure diagram of semiconductor chilling plate in handheld portable freezer unit provided in an embodiment of the present invention；
Fig. 4 is the structure diagram of porous heat radiating metal block in handheld portable freezer unit provided in an embodiment of the present invention.
Specific embodiment
In order to further illustrate the present invention, handheld portable freezer unit provided by the invention is carried out with reference to embodiment
It describes in detail, but they cannot be interpreted as limiting the scope of the present invention.
Embodiment 1
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, Fig. 1 is that the structure of handheld portable freezer unit provided in an embodiment of the present invention is shown
It is intended to, wherein, 1 is housing, and 11 be the freezing head socket on housing, and 2 be freezing head, and 3 be the freezing headgear that can bounce back, and 4 be metal
Frozen block, 5 be six level semiconductor cooling pieces, and 6 be porous metals radiating block, and 7 be cool air inlet, and 8 be exhaust outlet；Fig. 2 is this
The structure diagram of freezing head and freezing headgear in the handheld portable freezer unit that inventive embodiments provide, Fig. 3 are real for the present invention
The structure diagram of semiconductor chilling plate in the handheld portable freezer unit of example offer is applied, Fig. 4 is provided in an embodiment of the present invention
The structure diagram of porous heat radiating metal block in handheld portable freezer unit.
Handheld portable freezer unit provided in this embodiment includes housing 1, and 1 one end of housing is provided with freezing head socket 11,
The other end is provided with exhaust outlet 8；
Silver freezing head 2 is inserted in freezing head socket 11, silver freezing head 2 is arc-shaped structure, and length is 1~1.5cm, directly
Diameter is 0.3~0.4mm, is operated suitable for intraocular.
The freezing headgear 3 that bounces back being matched therewith is arranged with outside freezing head 2, the freezing headgear that can bounce back is PET heat-preservation cottons
Material can keep the temperature of freezing head 2；The one end for freezing headgear can be bounced back equipped with being open, freezing head 2 can be revealed after retraction
Go out.
Six level semiconductor cooling pieces 5 are provided in housing 1, from close to one end of freezing head to the other end, the ruler of cooling piece
It is very little to become larger step by step, greatly 40 × 40mm is become by 5 × 5mm.
Metal frozen block 4 is provided between freezing 2 and six level semiconductor cooling piece 5 of head, is freezed respectively with six level semiconductors
Piece 5 and freezing head 2 are closely coupled, and the cold that six level semiconductor cooling pieces 5 generate is passed to freezing head 2, makes freezing head 2 quick
It is cooled to operating temperature.
The porous heat radiating metal block 6 of aluminium alloy is connected with the other end of six level semiconductor cooling pieces 5, and six level semiconductors are freezed
The heat that piece 5 generates is taken away, so as to fulfill lasting refrigeration.
The porous radiating block 6 of aluminium alloy on the housing 1 of 5 connected component of semiconductor chilling plate with being provided with cool air inlet 7, aluminium
It is provided with exhaust outlet 8 on the housing of the other end of alloy porous radiating block 6, blowing cool air (is not shown) from entering in fan
Mouth is taken away the heat in the porous radiating block 6 of aluminium alloy, to exhaust outlet so as to fulfill continuous cooling down.
The handheld portable freezer unit further includes small-sized exchange and turns direct-current supervision security protection regulated power supply (not to be shown in figure
Go out), provide power supply for whole system.
Above-mentioned handheld portable freezer unit uses in accordance with the following methods：
Adjusting electric current makes six level semiconductor cooling pieces 5 be down to operating temperature (- 4~-20 DEG C) by 2 temperature of head is freezed, will be cold
Freeze head 2 to send to tissue, make the freezing retraction exposing freezing head 2 of headgear 3 that can bounce back, realize the treatment of tissue.
Embodiment 2
With embodiment 1 the difference is that, freezing head be cylindrical structure, available for ocular treat；Correspondingly, it is cold to bounce back
Freeze headgear as cylinder.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of handheld portable freezer unit, which is characterized in that including：
Housing is provided with freezing head socket on the housing；
The freezing head being plugged in freezing head socket；
The semiconductor refrigeration system for being set in the housing, being in contact with the freezing head；
The cooling system be set in the housing, cooled down to the semiconductor refrigeration system；
The electric power system being set in the housing.
2. handheld portable freezer unit according to claim 1, which is characterized in that further include and matched with the freezing head
The freezing headgear that bounces back, described one end for bouncing back freezing headgear is equipped with opening, can expose freezing head after retraction.
3. handheld portable freezer unit according to claim 1, which is characterized in that the material of the freezing headgear that bounces back
For thermal insulation material.
4. the handheld portable freezer unit according to claims 1 to 3 any one, which is characterized in that the semiconductor system
Cooling system includes six level semiconductor cooling pieces being sequentially connected and metal frozen block, the metal frozen block and the freezing head phase
Contact.
5. handheld portable freezer unit according to claim 4, which is characterized in that the ruler of the six level semiconductors cooling piece
It is very little to become larger step by step from the cooling piece contacted with metal frozen block.
6. handheld portable freezer unit according to claim 5, which is characterized in that the material of the metal frozen block is
Silver.
7. handheld portable freezer unit according to claim 6, which is characterized in that the cooling system includes porous metals
Radiating block and to the porous metals radiating block carry out cooling fan；The porous metals radiating block and separate metal frozen block
Cooling piece be in contact.
8. handheld portable freezer unit according to claim 7, which is characterized in that be provided with cold air on the housing and enter
Mouth and exhaust outlet, cool air inlet are arranged on one end that porous metals radiating block is in contact with cooling piece, and exhaust outlet is arranged on more
The other end of mesoporous metal radiating block.
9. handheld portable freezer unit according to claim 1, which is characterized in that the material of the porous metals radiating block
For aluminium alloy.
10. handheld portable freezer unit according to claim 1, which is characterized in that the material of the freezing head is silver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611153667.0A CN108210161A (en) | 2016-12-14 | 2016-12-14 | Handheld portable freezer unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611153667.0A CN108210161A (en) | 2016-12-14 | 2016-12-14 | Handheld portable freezer unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108210161A true CN108210161A (en) | 2018-06-29 |
Family
ID=62637365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611153667.0A Pending CN108210161A (en) | 2016-12-14 | 2016-12-14 | Handheld portable freezer unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108210161A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109966049A (en) * | 2019-04-08 | 2019-07-05 | 重庆大学 | A kind of hand-held cerebral apoplexy recovery physical therapy cold stimulation device |
| WO2021046474A1 (en) * | 2019-09-06 | 2021-03-11 | Mobile Advanced Technologies, LLC | Freezing system for electronic mobile device repair |
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| US5207674A (en) * | 1991-05-13 | 1993-05-04 | Hamilton Archie C | Electronic cryogenic surgical probe apparatus and method |
| US6096032A (en) * | 1996-08-14 | 2000-08-01 | Rowland; Stephen James | Medical cryo-surgical device |
| CN2486144Y (en) * | 2000-12-22 | 2002-04-17 | 天津蓝天高科电源股份有限公司 | Semiconductor handl-held cold or hot compress massage beauty device |
| CN200960137Y (en) * | 2006-10-12 | 2007-10-17 | 王培玲 | Membrane breaking device |
| CN201150567Y (en) * | 2007-11-09 | 2008-11-19 | 上海交通大学医学院附属瑞金医院 | Electric knife of contractive detachable electric knife head electrode protective sleeve |
| CN101904780A (en) * | 2009-06-04 | 2010-12-08 | 杨少军 | Hand-held body temperature regulator |
| CN203059871U (en) * | 2013-01-16 | 2013-07-17 | 杜文举 | Artificial membrane rupturing needle |
| CN104127232A (en) * | 2013-05-02 | 2014-11-05 | 上海伟阳纸业有限公司 | Medical self-coagulation knife |
-
2016
- 2016-12-14 CN CN201611153667.0A patent/CN108210161A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5207674A (en) * | 1991-05-13 | 1993-05-04 | Hamilton Archie C | Electronic cryogenic surgical probe apparatus and method |
| US6096032A (en) * | 1996-08-14 | 2000-08-01 | Rowland; Stephen James | Medical cryo-surgical device |
| CN2486144Y (en) * | 2000-12-22 | 2002-04-17 | 天津蓝天高科电源股份有限公司 | Semiconductor handl-held cold or hot compress massage beauty device |
| CN200960137Y (en) * | 2006-10-12 | 2007-10-17 | 王培玲 | Membrane breaking device |
| CN201150567Y (en) * | 2007-11-09 | 2008-11-19 | 上海交通大学医学院附属瑞金医院 | Electric knife of contractive detachable electric knife head electrode protective sleeve |
| CN101904780A (en) * | 2009-06-04 | 2010-12-08 | 杨少军 | Hand-held body temperature regulator |
| CN203059871U (en) * | 2013-01-16 | 2013-07-17 | 杜文举 | Artificial membrane rupturing needle |
| CN104127232A (en) * | 2013-05-02 | 2014-11-05 | 上海伟阳纸业有限公司 | Medical self-coagulation knife |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109966049A (en) * | 2019-04-08 | 2019-07-05 | 重庆大学 | A kind of hand-held cerebral apoplexy recovery physical therapy cold stimulation device |
| WO2021046474A1 (en) * | 2019-09-06 | 2021-03-11 | Mobile Advanced Technologies, LLC | Freezing system for electronic mobile device repair |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200226 Address after: No. 66, Sishui street, Dongling District, Shenyang, Liaoning 110034 Applicant after: Shenyang He's Eye Industry Group Co., Ltd. Address before: 110034 Shenyang North Eye Hospital, 128 the Yellow River North Street, Shenyang, Liaoning 702 Applicant before: He Wei |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180629 |