CN110547906A - Warm compress device for vasodilation - Google Patents
Warm compress device for vasodilation Download PDFInfo
- Publication number
- CN110547906A CN110547906A CN201910851589.9A CN201910851589A CN110547906A CN 110547906 A CN110547906 A CN 110547906A CN 201910851589 A CN201910851589 A CN 201910851589A CN 110547906 A CN110547906 A CN 110547906A
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- China
- Prior art keywords
- warm compress
- compress bag
- warm
- groove
- bag
- 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.)
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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
- 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
- A61F7/007—Heating or cooling appliances for medical or therapeutic treatment of the human body characterised by electric heating
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/52—Arm-rests
-
- 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
- A61F2007/0029—Arm or parts thereof
- A61F2007/0034—Lower arm
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
Abstract
The invention discloses a warm compress device for vasodilatation, which comprises a warm compress bag, wherein a tube placing groove is formed in the side end of the warm compress bag. The side end of the warm compress bag is provided with a control module, the control module comprises an installation plate installed on the side wall of the warm compress bag, the side end of the installation plate is provided with a cavity, the two side ends of the cavity are both provided with guide rails, and the cavity is internally provided with a PLC (programmable logic controller) and a temperature sensor respectively. When the temperature sensor is used, the temperature sensor transmits a temperature signal to the PLC, and when the temperature is higher than 42 ℃, the PLC sends the signal to the switch, and the switch is disconnected to stop supplying power; when the temperature is reduced to 35 ℃, the PLC sends a signal to the switch, the switch is closed to continue supplying power, and blood vessels in the arms are expanded after warm application, so that the tube placement difficulty is reduced, the use is convenient, and frequent plugging and unplugging of a power supply are not needed; meanwhile, the side end of the warm compress bag is provided with the tube placing groove, so that when the warm compress bag is used, the arm of a patient can be directly placed in the tube placing groove without being held by a nurse or a doctor, the operation steps are simplified, and the operation is convenient.
Description
Technical Field
the invention relates to the field of warm compress of PICC (peripherally inserted central catheter), in particular to a warm compress device for vasodilation.
Background
PICC is a catheter which is punctured through a peripheral vein and the tip of the catheter is delivered to a central vein, and is widely applied to tumor chemotherapy, establishment of an adult postoperative parenteral nutrition path, establishment of a premature infant nutrition path and the like. The PICC provides a safe and effective venous transfusion way for a patient, is used as a high-grade vascular tool, protects the vein of the patient, relieves the pain of repeated puncture of the patient, helps to finish the venous transfusion treatment, can reduce the pain of repeated puncture of the vein of the patient, and can avoid the damage of irritant medicaments to peripheral veins and the irritation of local tissues.
when the catheter is placed, the tension of a patient easily causes vasoconstriction, the difficulty of placing the catheter is increased, the multiple times of unsuccessful placing of the catheter are easily caused, and inconvenience is brought to the operation. In the prior art, the hot water bag is often used for warm compress of the arm, but at normal temperature, the water temperature in the hot water bag is not well controlled, the hot water bag is easy to scald the skin above 45 ℃, and the blood vessel expansion is not obvious below 35 ℃.
Simultaneously, directly place the hot-water bottle on the arm, still need nurse or doctor to hold by hand and prevent that it from dropping, all brought the inconvenience for putting the pipe operation.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a warm compress device for vasodilation, which is provided with a control module, wherein when the warm compress device is used, a temperature sensor transmits a temperature signal to a PLC (programmable logic controller), and when the temperature is higher than 42 ℃, the PLC transmits the signal to a switch, and the switch is disconnected to stop supplying power; when the temperature is reduced to 35 ℃, the PLC sends a signal to the switch, the switch is closed, power supply is continued, and the process is repeated, so that the temperature of water in the warm compress bag 1 can be controlled within the range of 35-42 ℃, blood vessels in the arm are expanded after warm compress, the difficulty in tube placement is reduced, the use is convenient, and frequent plugging and unplugging of a power supply are not needed;
meanwhile, the side end of the warm compress bag is provided with the tube placing groove, so that when the warm compress bag is used, the arm of a patient can be directly placed in the tube placing groove without being held by a nurse or a doctor, the operation steps are simplified, and the operation is convenient.
the purpose of the invention can be realized by the following technical scheme:
A warm compress device for vasodilatation comprises a warm compress bag with an oval cross section, wherein the warm compress bag is internally provided with a cavity structure, and a tube placing groove is formed in the side end of the warm compress bag.
The connecting piece is installed to warm compress bag upper end one side, and connecting piece central point puts to open has the mounting groove, and mounting groove bottom central point puts to open has the spread groove, and the inside intercommunication setting of spread groove and warm compress bag.
the upper end of the warm compress bag is provided with a sealing structure, the sealing structure comprises an annular sealing ring which is hermetically arranged in the mounting groove, a rubber sleeve is arranged at the center of the bottom end of the annular sealing ring, and the rubber sleeve and the connecting groove are hermetically connected and mounted;
the annular seal ring is internally provided with a bottom plate, the bottom end of the bottom plate is connected with a metal rod, the metal rod penetrates through the rubber sleeve, the upper end of the bottom plate is provided with an avoiding groove, a power supply connector is arranged in the avoiding groove, and the power supply connector is linearly connected with the metal rod.
One side of the upper end of the bottom plate is provided with a limiting hole, the upper end of the limiting hole is provided with a shielding plate, and a limiting rod arranged at the bottom end of the shielding plate is rotatably connected with the limiting hole;
the bottom end of the metal rod is fixedly connected with an electric heating wire, and the electric heating wire is arranged in the warm compress bag.
the side end of the warm compress bag is provided with a control module, the control module comprises an installation plate installed on the side wall of the warm compress bag, the side end of the installation plate is provided with a cavity, two side ends of the cavity are both provided with guide rails, and the cavity is internally provided with a PLC (programmable logic controller) and a temperature sensor respectively.
The mounting panel side is equipped with the installation lid, and installation lid inner wall is opened there is the rectangular channel, and both ends all open the guide rail groove with guide rail strip interference fit about the installation lid.
The warm compress bag is characterized in that a power line is arranged at the upper end of the warm compress bag, a wiring block which is in adaptive connection with the avoiding groove is arranged at one end of the power line, the wiring block is in linear connection with a power connector, a power plug is arranged at the other end of the power line, and a switch is arranged at the end part of the power plug.
Further, the connecting piece is in sealing fit with the upper surface of the warm compress bag.
further, the metal rod is arranged in the inner cavity of the warm compress bag.
furthermore, the annular cover arranged at the top end of the annular sealing ring is matched and attached to the upper end face of the connecting piece.
Further, when the shielding plate and the bottom plate are coaxial, the shielding plate completely shields the upper surface of the bottom plate.
Further, a threshold value is set in the PLC, and the threshold value is respectively 35 ℃ and 42 ℃.
Further, the switch is electrically connected with the PLC, and the switch controls the disconnection and the connection of the power line.
The invention has the beneficial effects that:
1. The temperature sensor transmits a temperature signal to the PLC when the temperature sensor is used, and when the temperature is higher than 42 ℃, the PLC sends the signal to the switch, and the switch is disconnected to stop supplying power; when the temperature is reduced to 35 ℃, the PLC sends a signal to the switch, the switch is closed, power supply is continued, and the process is repeated, so that the temperature of water in the warm compress bag 1 can be controlled within the range of 35-42 ℃, blood vessels in the arm are expanded after warm compress, the difficulty in tube placement is reduced, the use is convenient, and frequent plugging and unplugging of a power supply are not needed;
2. The side end of the warm compress bag is provided with the tube placing groove, so that when the warm compress bag is used, the arm of a patient can be directly placed in the tube placing groove without being held by a nurse or a doctor, the operation steps are simplified, and the operation is convenient.
drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the construction of the warm compress bag of the present invention;
FIG. 3 is a schematic view of a warm compress bag and a sealing structure of the invention;
FIG. 4 is a schematic view of the heating wire structure of the present invention;
FIG. 5 is a schematic diagram of a control module of the present invention;
FIG. 6 is a schematic diagram of a power cord configuration according to the present invention;
Fig. 7 is an enlarged view of the structure of fig. 6 a according to the present invention.
Detailed Description
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
A warm compress device for blood vessel dilation comprises a warm compress bag 1 with an oval cross section, wherein the warm compress bag 1 is internally provided with a cavity structure, and circulating heating water is filled in the cavity. The side end of the warm compress bag 1 is provided with a tube placing groove 11 for placing the arm of the patient, the heated warm compress bag 1 warms the arm of the patient to expand the blood vessel in the arm, and the increase of vasoconstriction and tube placing difficulty of the patient caused by tension is prevented.
As shown in fig. 2, a connecting piece 12 is installed on one side of the upper end of the warm compress bag 1, the connecting piece 12 is in sealing fit with the upper surface of the warm compress bag 1, an installation groove 1201 is opened at the center of the connecting piece 12, a connecting groove 13 is opened at the center of the bottom end of the installation groove 1201, and the connecting groove 13 is communicated with the inside of the warm compress bag 1.
As shown in fig. 1 and 3, a sealing structure 2 is arranged at the upper end of the warm compress bag 1, the sealing structure 2 comprises an annular sealing ring 21 which is hermetically arranged in the mounting groove 1201, and an annular cover 2101 arranged at the top end of the annular sealing ring 21 is matched and attached with the upper end surface of the connecting piece 12. The center of the bottom end of the annular sealing ring 21 is provided with a rubber sleeve 22, and the rubber sleeve 22 is hermetically connected with the connecting groove 13.
as shown in figure 3, a bottom plate 23 is fixed in the annular sealing ring 21, a metal rod 2301 is connected to the bottom end of the bottom plate 23, the metal rod 2301 penetrates through the rubber sleeve 22, and the metal rod 2301 is arranged in the inner cavity of the warm compress bag 1. An avoiding groove 2302 is formed in the upper end of the bottom plate 23, a power connector 2303 is arranged in the avoiding groove 2302, and the power connector 2303 is linearly connected with the metal rod 2301.
Spacing hole 2304 has been opened to bottom plate 23 upper end one side, and spacing hole 2304 upper end is equipped with shielding plate 24, and spacing rod 2401 and the rotation of spacing hole 2304 that shielding plate 24 bottom set up are connected. When the shielding plate 24 and the bottom plate 23 are coaxial, the shielding plate 24 completely shields the upper surface of the bottom plate 23.
The bottom end of the metal rod 2301 is fixedly connected with a heating wire 3, as shown in fig. 4, the heating wire 3 is arranged in the warm compress bag 1, and after the power supply connector 2303 is electrified, the heating wire 3 heats the circulating heating water.
As shown in fig. 1 and 5, a control module 4 is arranged at the side end of the warm compress bag 1, the control module 4 comprises a mounting plate 41 mounted on the side wall of the warm compress bag 1, a cavity 4101 is arranged at the side end of the mounting plate 41, and guide rails 4102 are arranged at the two side ends of the cavity 4101. A PLC controller 42 and a temperature sensor 43 are respectively installed in the cavity 4101, the temperature sensor 43 senses the temperature in the warm compress bag 1, the temperature sensor 43 transmits a temperature signal to the PLC controller 42, the PLC controller 42 makes a corresponding instruction according to the temperature signal, and a threshold value is set in the PLC controller 42 and is 35 ℃ and 42 ℃.
As shown in fig. 5, an installation cover 44 is disposed at a side end of the installation plate 41, a rectangular groove 4401 is formed on an inner wall of the installation cover 44, guide rail grooves 4402 which are in interference fit with the guide rail strips 4102 are formed at both upper and lower ends of the installation cover 44, and the installation cover 44 covers the installation plate 41.
As shown in figures 1 and 6, the upper end of the warm compress bag 1 is provided with a power line 5, one end of the power line 5 is provided with a junction block 51 which is matched and connected with the avoidance groove 2302, and the junction block 51 is linearly connected with a power connector 2303. The other end of the power line 5 is provided with a power plug 52, the end part of the power plug 52 is provided with a switch 53, the switch 53 is electrically connected with the PLC 42, and the switch 53 controls the power line 5 to be opened and closed.
When the device is used, the arm of a patient is placed in the tube placing groove 11, the power plug 52 is inserted into a power supply, the heating wire 3 heats circulating heating water, the temperature gradually rises, the temperature sensor 43 transmits a temperature signal to the PLC 42, when the temperature is higher than 42 ℃, the PLC 42 sends the signal to the switch 53, the switch 53 is switched off, and power supply is stopped;
when the temperature of the water in the warm compress bag 1 is reduced to 35 ℃, the temperature sensor 43 transmits a temperature signal to the PLC 42, the PLC 42 sends the signal to the switch 53, the switch 53 is closed, and power supply is continued.
The water temperature in the warm compress bag 1 can be controlled within the range of 35-42 ℃ by repeating the steps, blood vessels in the arms are expanded after warm compress, the difficulty of tube placement is reduced, and the use is convenient.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (7)
1. A warm compress device for vasodilatation comprises a warm compress bag (1) with an oval cross section, and is characterized in that the interior of the warm compress bag (1) is of a cavity structure, and a tube placing groove (11) is formed in the side end of the warm compress bag (1);
A connecting piece (12) is installed on one side of the upper end of the warm compress bag (1), a mounting groove (1201) is formed in the center of the connecting piece (12), a connecting groove (13) is formed in the center of the bottom end of the mounting groove (1201), and the connecting groove (13) is communicated with the interior of the warm compress bag (1);
the upper end of the warm compress bag (1) is provided with a sealing structure (2), the sealing structure (2) comprises an annular sealing ring (21) which is hermetically arranged in an installation groove (1201), a rubber sleeve (22) is arranged at the center of the bottom end of the annular sealing ring (21), and the rubber sleeve (22) is hermetically connected with and arranged in the connection groove (13);
a bottom plate (23) is fixedly arranged in the annular sealing ring (21), the bottom end of the bottom plate (23) is connected with a metal rod (2301), the metal rod (2301) penetrates through the rubber sleeve (22), an avoiding groove (2302) is formed in the upper end of the bottom plate (23), a power supply connector (2303) is arranged in the avoiding groove (2302), and the power supply connector (2303) is linearly connected with the metal rod (2301);
A limiting hole (2304) is formed in one side of the upper end of the bottom plate (23), a shielding plate (24) is arranged at the upper end of the limiting hole (2304), and a limiting rod (2401) arranged at the bottom end of the shielding plate (24) is rotatably connected with the limiting hole (2304);
the bottom end of the metal rod (2301) is fixedly connected with an electric heating wire (3), and the electric heating wire (3) is arranged in the warm compress bag (1);
The side end of the warm compress bag (1) is provided with a control module (4), the control module (4) comprises a mounting plate (41) arranged on the side wall of the warm compress bag (1), the side end of the mounting plate (41) is provided with a cavity (4101), two side ends of the cavity (4101) are respectively provided with a guide rail bar (4102), and the cavity (4101) is internally provided with a PLC (42) and a temperature sensor (43) respectively;
The side end of the mounting plate (41) is provided with a mounting cover (44), the inner wall of the mounting cover (44) is provided with a rectangular groove (4401), and the upper end and the lower end of the mounting cover (44) are provided with guide rail grooves (4402) which are in interference fit with the guide rail strips (4102);
The warm compress bag (1) upper end is equipped with power cord (5), and power cord (5) one end is equipped with and dodges terminal block (51) that groove (2302) adaptation is connected, and terminal block (51) and power connection (2303) linear connection, power cord (5) other end are equipped with power plug (52), and power plug (52) tip is equipped with switch (53).
2. A warming dressing apparatus for vasodilation according to claim 1, wherein the connecting member (12) is sealingly attached to the upper surface of the warming dressing bag (1).
3. a warming compress device for vasodilation according to claim 1, wherein the metal rod (2301) is arranged in the inner cavity of the warming compress bag (1).
4. A warming compress device for vasodilation according to claim 1, wherein the annular cap (2101) arranged at the top end of the annular sealing ring (21) is adapted to fit the upper end surface of the connecting piece (12).
5. a warm compress device for vasodilation according to claim 1, wherein the shield (24) completely shields the upper surface of the base plate (23) when the shield (24) and the base plate (23) are coaxial.
6. The warm compress device for vasodilation according to claim 1, wherein a threshold value is set in the PLC controller (42), the threshold values being 35 ℃ and 42 ℃ respectively.
7. The warm compress device for vasodilation according to claim 1, wherein the switch (53) is electrically connected to the PLC controller (42), the switch (53) controlling the opening and closing of the power cord (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910851589.9A CN110547906A (en) | 2019-09-10 | 2019-09-10 | Warm compress device for vasodilation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910851589.9A CN110547906A (en) | 2019-09-10 | 2019-09-10 | Warm compress device for vasodilation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110547906A true CN110547906A (en) | 2019-12-10 |
Family
ID=68739783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910851589.9A Pending CN110547906A (en) | 2019-09-10 | 2019-09-10 | Warm compress device for vasodilation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110547906A (en) |
Citations (9)
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|---|---|---|---|---|
| US20080177358A1 (en) * | 2007-01-18 | 2008-07-24 | Adroit Medical Systems, Inc. | Diagnosis and treatment methods relating to application of external heat |
| CN101947155A (en) * | 2010-09-17 | 2011-01-19 | 胡枝清 | Electric hot water bag with Chinese herbal medicine solution for treating arthritis and functions of massage and temperature control |
| CN204612175U (en) * | 2015-02-14 | 2015-09-02 | 鲍碧海 | A kind of can be supporting with electric hot-water bag the combinational circuit of electric heating device |
| CN204709139U (en) * | 2015-06-25 | 2015-10-21 | 陈天秀 | A kind of leakage-proof hot water bag |
| SE1400239A1 (en) * | 2014-05-14 | 2015-11-15 | Karl Erik Larsson | Vascular Heater |
| CN205083762U (en) * | 2015-11-11 | 2016-03-16 | 刘佳睿 | Prevent hot -water bottle that leaks |
| CN107307939A (en) * | 2016-04-26 | 2017-11-03 | 王燕军 | A kind of intelligent hand warming device of electric hot-water bag |
| CN208641017U (en) * | 2017-06-10 | 2019-03-26 | 杨震 | A kind of anti-leak heat storage type electric hot-water bag |
| CN209220662U (en) * | 2018-11-07 | 2019-08-09 | 吉林大学 | A kind of smart electronics hot-water bottle for central vein catheter patient |
-
2019
- 2019-09-10 CN CN201910851589.9A patent/CN110547906A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080177358A1 (en) * | 2007-01-18 | 2008-07-24 | Adroit Medical Systems, Inc. | Diagnosis and treatment methods relating to application of external heat |
| CN101947155A (en) * | 2010-09-17 | 2011-01-19 | 胡枝清 | Electric hot water bag with Chinese herbal medicine solution for treating arthritis and functions of massage and temperature control |
| SE1400239A1 (en) * | 2014-05-14 | 2015-11-15 | Karl Erik Larsson | Vascular Heater |
| CN204612175U (en) * | 2015-02-14 | 2015-09-02 | 鲍碧海 | A kind of can be supporting with electric hot-water bag the combinational circuit of electric heating device |
| CN204709139U (en) * | 2015-06-25 | 2015-10-21 | 陈天秀 | A kind of leakage-proof hot water bag |
| CN205083762U (en) * | 2015-11-11 | 2016-03-16 | 刘佳睿 | Prevent hot -water bottle that leaks |
| CN107307939A (en) * | 2016-04-26 | 2017-11-03 | 王燕军 | A kind of intelligent hand warming device of electric hot-water bag |
| CN208641017U (en) * | 2017-06-10 | 2019-03-26 | 杨震 | A kind of anti-leak heat storage type electric hot-water bag |
| CN209220662U (en) * | 2018-11-07 | 2019-08-09 | 吉林大学 | A kind of smart electronics hot-water bottle for central vein catheter patient |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191210 |
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| RJ01 | Rejection of invention patent application after publication |