CN111150501A - Disinfection liquid spraying equipment with spraying angle adjusting function and control method thereof - Google Patents

Disinfection liquid spraying equipment with spraying angle adjusting function and control method thereof Download PDF

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Publication number
CN111150501A
CN111150501A CN202010060841.7A CN202010060841A CN111150501A CN 111150501 A CN111150501 A CN 111150501A CN 202010060841 A CN202010060841 A CN 202010060841A CN 111150501 A CN111150501 A CN 111150501A
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Prior art keywords
spraying
liquid
bearing base
lead screw
angle
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CN202010060841.7A
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Chinese (zh)
Inventor
叶霖
韩斌
陈学东
杨新
龙绍军
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Tongji Medical College of Huazhong University of Science and Technology
Union Hospital Tongji Medical College Huazhong University of Science and Technology
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Union Hospital Tongji Medical College Huazhong University of Science and Technology
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Priority to CN202010060841.7A priority Critical patent/CN111150501A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/80—Implements for cleaning or washing the skin of surgeons or patients
    • 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
    • A61M35/00—Devices for applying media, e.g. remedies, on the human body
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/33—Controlling, regulating or measuring
    • A61M2205/3331—Pressure; Flow
    • A61M2205/3334—Measuring or controlling the flow rate

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Anesthesiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Pathology (AREA)
  • Hematology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

The invention provides a disinfection liquid spraying device with a medicine spraying angle adjusting function, which comprises: a load bearing base; the liquid medicine box is detachably arranged at one end of the bearing base; hydrojet mechanism, its movably setting is in bear the weight of base top, and the intercommunication the spray tank, hydrojet mechanism includes: a fixed mount; one end of the supporting frame is connected with one end of the fixing frame, and the other end of the supporting frame is hinged with one end of the bearing base; one end of the telescopic bracket is hinged with the other end of the fixed frame, the other end of the telescopic bracket is hinged with the other end of the bearing base, and the lead screw is rotatably supported on the fixed frame; the pesticide spraying rod is sleeved on the lead screw, is matched with the lead screw through a nut and can slide along the lead screw; the invention also provides a control method of the disinfection liquid spraying equipment with a medicine spraying angle adjusting function.

Description

Disinfection liquid spraying equipment with spraying angle adjusting function and control method thereof
Technical Field
The invention relates to the field of medical equipment, in particular to a disinfection liquid spraying device with a medicine spraying angle adjusting function and a control method of the disinfection liquid spraying device with the medicine spraying angle adjusting function.
Background
Puncturing blood vessels to obtain blood tissue samples for test analysis or transfusion for patients is an important means in modern medicine, and disinfection of skin in a puncture area before clinical puncture is an essential process. Conventionally, skin disinfection of a punctured area is basically achieved by manually dipping a cotton swab in disinfectant to be smeared on the skin, the operation is time-consuming and labor-consuming, the accuracy and the normalization depend on the personnel level and the mental state, and a nurse is likely to be in direct contact with the limbs of a patient in the operation process to increase the probability of doctor-patient cross infection. Therefore, there is a need to develop an automatic device to replace a nurse to perform accurate puncture and sterilization before and after puncture.
Patent application No. 201621382003.7 discloses an automatic spout antiseptic solution device, including nozzle, antiseptic solution bottle and compressed air source, can follow the nozzle blowout with the antiseptic solution through compressed air, but the position of disinfection nozzle is unadjustable, needs the patient to adjust the position by oneself and disinfects, often has the condition that disinfection position leaks to spout.
Patent application No. 201810413474.7 discloses a medical antiseptic solution spraying apparatus, through rotary device's setting for the shower nozzle can self-adjusting self orientation, makes spraying of antiseptic solution more even, but the shower nozzle can only the direction of rotation, can not adjust the position, and in use still has disinfection position limitation, still has the condition that disinfection position leaks to spout.
Disclosure of Invention
The invention designs and develops a disinfection liquid spraying device with a medicine spraying angle adjusting function, which can adjust a medicine spraying angle according to the position of an arm, can accurately position a disinfection position, has a good disinfection effect, does not need manual intervention, and avoids cross infection of doctors and patients.
The invention also provides a control method of the disinfection liquid spraying equipment with the spraying angle adjusting function, which can finely adjust the flow rate of the liquid medicine of the spraying rod according to the spraying angle and the disinfection area covered by the spraying rod, realize the precise control of the disinfectant and save the disinfectant.
The technical scheme provided by the invention is as follows:
a disinfecting and liquid-spraying apparatus with a function of adjusting the spraying angle, comprising:
a load bearing base;
the liquid medicine box is detachably arranged at one end of the bearing base;
hydrojet mechanism, its movably setting is in bear the weight of base top, and the intercommunication the spray tank, hydrojet mechanism includes:
a fixed mount;
one end of the supporting frame is connected with one end of the fixing frame, and the other end of the supporting frame is hinged with one end of the bearing base;
one end of the telescopic bracket is hinged with the other end of the fixed frame, and the other end of the telescopic bracket is hinged with the other end of the bearing base;
the lead screw is rotatably supported on the fixed frame;
the pesticide spraying rod is sleeved on the lead screw, is matched with the lead screw through a nut and can slide along the lead screw;
and the motor is arranged at one end of the lead screw and can drive the lead screw to rotate.
Preferably, the telescopic bracket is a hydraulic rod.
Preferably, a gear transmission mechanism is arranged between the supporting frame and the bearing base, and comprises:
the driving wheel is rotatably supported on the bearing base;
and the driven wheel is meshed with the driving wheel, is fixedly connected with the support frame and can drive the support frame to rotate.
Preferably, the medicine spraying rod is a hollow rod body and is provided with a plurality of spraying heads.
Preferably, the drug solution tank includes:
a box body;
the box cover is movably connected with the box body;
the stirring device is arranged at the top of the box cover, can penetrate into the box body and is used for stirring liquid medicine;
the liquid medicine in the box body is pumped into the medicine spraying rod through the hydraulic pump.
Preferably, the liquid spraying device further comprises an arm fixing frame which is detachably arranged on the bearing base and is positioned below the liquid spraying mechanism.
A control method of a disinfection liquid spraying device with a spraying angle adjusting function comprises the following steps:
adjusting the included angle between the support frame and the bearing base according to the arm disinfection position, and detecting the rotation angle α of the spray head;
will spray medicine coverage area SiThe included angle theta between the arm fixing frame and the liquid medicine spraying mechanism support and the rotating angle α of the spray head are brought into the fuzzy controller, and the pump speed v of the liquid medicine pumped into the liquid medicine spraying rod is calculated.
Preferably, the calculation formula of the included angle between the supporting frame and the bearing base is as follows:
Figure BDA0002374412070000031
wherein theta is an included angle of an included angle between the support frame and the bearing base, b is a distance between the arm and the liquid spraying mechanism support, lambda is a correction factor, and R issafThe width of the arm fixing frame.
Preferably, the area S covered by the spray will be sprayediAnd the fuzzy sets of the included angle theta between the support frame and the bearing base are as follows: { NB, NM, NS, ZR, PS, PM, PB }, NB representing negative large, NM representing negative medium, NS representing negative small, ZR representing zero, PS representing positive small, PM representing positive medium, PB representing positive large, their domains of discourse are: { -6, -5, -4, -3, -2, -1,0,1,2,3,4,5,6}.
The invention has the advantages of
The invention designs and develops a disinfection liquid spraying device with a medicine spraying angle adjusting function, which can adjust a medicine spraying angle according to the position of an arm, can accurately position a disinfection position, has a good disinfection effect, does not need manual intervention, and avoids cross infection of doctors and patients.
The invention also provides a control method of the disinfection liquid spraying equipment with the spraying angle adjusting function, which can finely adjust the flow rate of the liquid medicine of the spraying rod according to the spraying angle and the disinfection area covered by the spraying rod, realize the precise control of the disinfectant and save the disinfectant.
Drawings
Fig. 1 is a schematic structural diagram of a disinfecting and liquid-spraying device with a spraying angle adjusting function according to the invention.
Fig. 2 is a schematic structural diagram of a pesticide spraying mechanism according to the present invention.
Fig. 3 is a schematic structural diagram of a base according to the present invention.
FIG. 4 is a table of membership functions for the area covered by the spray.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
As shown in fig. 1, the present invention provides a disinfecting and liquid-spraying apparatus with a spraying angle adjusting function, comprising: a bearing base 100, a liquid medicine box 200 and a liquid spraying mechanism 300.
Wherein, the bearing base 100 is a square structure and is provided with a liquid leakage prevention frame 111, and the liquid medicine box 200 is detachably arranged at one end of the bearing base 100; the liquid spraying mechanism 300 is movably disposed above the supporting base 100 and communicates with the liquid medicine tank 200.
As shown in fig. 3, the liquid ejection mechanism 300 includes: a fixed frame 310, a supporting frame 320, a telescopic bracket 330, a lead screw 340, a pesticide spraying rod 350 and a motor 360. One end of the supporting frame 320 is connected to one end of the fixing frame 310, and the other end is hinged to one end of the bearing base 100; one end of the telescopic bracket 330 is hinged with the other end of the fixing frame 310, and the other end is hinged with the other end of the bearing base 100;
the lead screw 340 is rotatably supported on the fixed frame 310; the pesticide spraying rod 350 is sleeved on the lead screw 340, is matched with the lead screw 340 through a nut 351 and can slide along the lead screw 340; the motor 360 is disposed at one end of the lead screw 340 and can drive the lead screw 340 to rotate.
In another embodiment, the telescoping support 330 is a hydraulic ram. As shown in fig. 2, a gear transmission mechanism is provided between the supporting frame 320 and the carrying base 100, and includes: the driving wheel is rotatably supported on the bearing base 100; the driven wheel is engaged with the driving wheel and is fixedly connected with the support frame 320, and the support frame 320 can be driven to rotate.
In another embodiment, the spraying rod 350 is a hollow rod body, connected to the liquid medicine tank 200, and has a plurality of spraying heads 320.
In another embodiment, the liquid medicine box comprises a box cover and a stirring device, wherein the box cover is movably connected with the box body; the stirring device is arranged at the top of the box cover, can penetrate into the box body and is used for stirring the liquid medicine;
wherein, the liquid medicine in the box body is pumped into the medicine spraying rod 320 by the hydraulic pump.
In another embodiment, the device further comprises an arm fixing frame 120 detachably disposed on the carrying base 100 and located below the liquid spraying mechanism 300.
The working process of the disinfecting and liquid-spraying device with the spraying angle adjusting function is taken as an example for further explanation
By adjusting the length of the telescopic bracket 330, the included angle between the supporting frame 320 and the supporting base 100 is adjusted, and then the liquid spraying mechanism 300 is pulled and adjusted, so as to change the height and the transverse position of the liquid spraying mechanism 300.
The motor 360 is started to drive the lead screw 340 to rotate so as to change the relative position of the medicine spraying rod 350 and the lead screw 340.
A control method of a disinfection liquid spraying device with a spraying angle adjusting function comprises the following steps:
adjusting the included angle between the support frame and the bearing base according to the arm disinfection position, and detecting the rotation angle α of the spray head;
the formula for calculating the included angle of the included angle between the supporting frame and the bearing base is as follows:
Figure BDA0002374412070000061
wherein theta is an included angle of an included angle between the support frame and the bearing base, b is a distance between the arm and the liquid spraying mechanism support, lambda is a correction factor, and R issafFor the width of arm fixing rack
Will spray medicine coverage area SiThe included angle theta between the arm fixing frame and the liquid medicine spraying mechanism support and the rotating angle α of the spray head are brought into the fuzzy controller, and the pump speed v of the liquid medicine pumped into the liquid medicine spraying rod is calculated.
Wherein S isiTheta, α are actually varied by [ -0.5,0.5 respectively]，[-30,30]，[-1,1]α are all { -6, -5, -4, -3, -2, -1, 0, 1, 2, 3, 4, 5, 6}
Then the scale factor k2＝6/0.5，k1＝6/30，k3＝6/1
Defining fuzzy subsets and membership functions
As shown in fig. 4, the area S covered by the spraying agentiThere are 3 fuzzy states: PB (positive large), PM (positive middle) and PS (positive small) are combined with experience to obtain the pumping speed D of the medicine spraying rod0A membership function table.
The rotating angle α and the included angle theta of the nozzle are divided into seven fuzzy states, namely PB (positive big), PM (middle big), PS (positive small), 0 (zero), NS (negative small), NM (negative middle small) and NB (negative big), and a membership function table is obtained by combining experience and is shown in table 1.
TABLE 1 membership function table of angle theta
Figure BDA0002374412070000062
Figure BDA0002374412070000071
The rotation angle α of the nozzle is divided into seven fuzzy states, PB (positive big), PM (positive middle), PS (positive small), 0 (zero), NS (negative small), NM (negative middle) and NB (negative big), and a membership function table of the rotation angle α of the nozzle is obtained by combining experience, and is shown in table 2.
TABLE 2 membership functions table for rotation angle α
α -6 -5 -4 -3 -2 -1 -0 +1 +2 +3 +4 +5 +6
PB 0 0 0 0 0 0 0 0 0 0 0.2 0.7 1.0
PM 0 0 0 0 0 0 0 0 0.2 0.8 1.0 0.8 0.2
PS 0 0 0 0 0 0 0 0.8 1.0 0.8 0.2 0 0
0 0 0 0 0 0 0.5 1.0 0.5 0 0 0 0 0
NB 0 0 0.2 0.8 1.0 0.8 0 0 0 0 0 0 0
NM 0.2 0.8 1.0 0.8 0.2 0 0 0 0 0 0 0 0
NS 1.0 0.7 0.2 0 0 0 0 0 0 0 0 0 0
The fuzzy reasoning process needs to execute complex matrix operation, the calculated amount is very large, the on-line reasoning is difficult to meet the real-time requirement of a control system, the fuzzy reasoning method is adopted for fuzzy reasoning operation, and the fuzzy reasoning decision adopts a three-input single-output mode.
The preliminary control rules of the fuzzy controller can be summarized by experience, and the control rules are shown in table 3.
Table 3 is a fuzzy control rule table
Figure BDA0002374412070000072
Figure BDA0002374412070000081
And the fuzzy controller defuzzifies the output signal according to the obtained fuzzy value to obtain the grinding time of the second grinding machine, and finds a fuzzy control lookup table.
The invention designs and develops a disinfection liquid spraying device with a medicine spraying angle adjusting function, which can adjust a medicine spraying angle according to the position of an arm, can accurately position a disinfection position, has a good disinfection effect, does not need manual intervention, and avoids cross infection of doctors and patients.
The invention also provides a control method of the disinfection liquid spraying equipment with the spraying angle adjusting function, which can finely adjust the flow rate of the liquid medicine of the spraying rod according to the spraying angle and the disinfection area covered by the spraying rod, realize the precise control of the disinfectant and save the disinfectant.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims (9)

1. A disinfection hydrojet equipment with spout medicine angle regulatory function which characterized in that includes:
a load bearing base;
the liquid medicine box is detachably arranged at one end of the bearing base;
hydrojet mechanism, its movably setting is in bear the weight of base top, and the intercommunication the spray tank, hydrojet mechanism includes:
a fixed mount;
one end of the supporting frame is connected with one end of the fixing frame, and the other end of the supporting frame is hinged with one end of the bearing base;
one end of the telescopic bracket is hinged with the other end of the fixed frame, and the other end of the telescopic bracket is hinged with the other end of the bearing base;
the lead screw is rotatably supported on the fixed frame;
the pesticide spraying rod is sleeved on the lead screw, is matched with the lead screw through a nut and can slide along the lead screw;
and the motor is arranged at one end of the lead screw and can drive the lead screw to rotate.
2. The disinfecting and liquid-spraying apparatus with a spraying angle adjusting function as claimed in claim 1, wherein the telescopic support is a hydraulic rod.
3. The apparatus of claim 1, wherein a gear transmission mechanism is provided between the supporting frame and the supporting base, and comprises:
the driving wheel is rotatably supported on the bearing base;
and the driven wheel is meshed with the driving wheel, is fixedly connected with the support frame and can drive the support frame to rotate.
4. The disinfecting and liquid-spraying apparatus having a spraying angle-adjusting function as claimed in claim 2 or 3, wherein the spraying rod is a hollow rod body and has a plurality of spraying heads.
5. The apparatus for spraying a disinfectant with a spraying angle adjusting function according to claim 4, wherein said liquid medicine tank comprises:
a box body;
the box cover is movably connected with the box body;
the stirring device is arranged at the top of the box cover, can penetrate into the box body and is used for stirring liquid medicine;
the liquid medicine in the box body is pumped into the medicine spraying rod through the hydraulic pump.
6. The disinfecting and liquid-spraying apparatus with spraying angle adjusting function according to claim 1, further comprising an arm fixing frame detachably disposed on the carrying base below the liquid-spraying mechanism.
7. A control method of a disinfecting liquid spraying apparatus with a spraying angle adjusting function using the disinfecting liquid spraying apparatus with a spraying angle adjusting function according to any one of claims 1 to 6, characterized by comprising:
adjusting the included angle between the support frame and the bearing base according to the arm disinfection position, and detecting the rotation angle α of the spray head;
will spout medicine pole coverage area SiThe included angle theta between the arm fixing frame and the liquid medicine spraying mechanism support and the rotating angle α of the spray head are brought into the fuzzy controller, and the pump speed v of the liquid medicine pumped into the liquid medicine spraying rod is calculated.
8. The method for controlling a disinfecting and liquid-spraying apparatus with a spraying angle adjusting function according to claim 7, wherein the calculation formula of the included angle between the supporting frame and the bearing base is as follows:
Figure FDA0002374412060000021
wherein theta is an included angle of an included angle between the support frame and the bearing base, b is a distance between the arm and the liquid spraying mechanism support, lambda is a correction factor, and R issafThe width of the arm fixing frame.
9. A control method of a disinfecting and liquid-spraying apparatus having a function of regulating the angle of spraying as claimed in claim 8, characterized in that the area S covered with the sprayed liquid is covered with the sprayed liquidiAnd the fuzzy sets of the included angle theta between the support frame and the bearing base are as follows: { NB, NM, NS, ZR, PS, PM, PB }, NB representing negative large, NM representing negative medium, NS representing negative small, ZR representing zero, PS representing positive small, PM representing positive medium, PB representing positive large, their domains of discourse are: { -6, -5, -4, -3, -2, -1,0,1,2,3,4,5,6}.
CN202010060841.7A 2020-01-19 2020-01-19 Disinfection liquid spraying equipment with spraying angle adjusting function and control method thereof Pending CN111150501A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112140228A (en) * 2020-09-21 2020-12-29 邵阳县世荣电子有限责任公司 PCB three-dimensional drilling equipment and control method thereof
CN112791303A (en) * 2021-01-12 2021-05-14 叶文栋 Skin surface disinfection device for dermatology
CN115282455A (en) * 2022-08-09 2022-11-04 中国人民解放军总医院第四医学中心 Intelligent medicine applying brush special for scab protection of large-area burn patients

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0917481A1 (en) * 1996-07-05 1999-05-26 Tav-Tech Ltd. Apparatus and method for cleansing tissue
CN204047713U (en) * 2014-08-20 2014-12-31 西北农林科技大学 A kind of spraying machine support retracting device
CN107711797A (en) * 2017-11-27 2018-02-23 欧阳勇 A kind of gardens chemical spraying device
CN108157339A (en) * 2018-02-13 2018-06-15 佳木斯大学 A kind of crawler type greenhouse spraying machine and its method with height and breadth regulatory function
CN110368241A (en) * 2019-08-20 2019-10-25 蔡元雪 A kind of Orthopaedic nursing, which is used, is convenient for dressing fixed equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0917481A1 (en) * 1996-07-05 1999-05-26 Tav-Tech Ltd. Apparatus and method for cleansing tissue
CN204047713U (en) * 2014-08-20 2014-12-31 西北农林科技大学 A kind of spraying machine support retracting device
CN107711797A (en) * 2017-11-27 2018-02-23 欧阳勇 A kind of gardens chemical spraying device
CN108157339A (en) * 2018-02-13 2018-06-15 佳木斯大学 A kind of crawler type greenhouse spraying machine and its method with height and breadth regulatory function
CN110368241A (en) * 2019-08-20 2019-10-25 蔡元雪 A kind of Orthopaedic nursing, which is used, is convenient for dressing fixed equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112140228A (en) * 2020-09-21 2020-12-29 邵阳县世荣电子有限责任公司 PCB three-dimensional drilling equipment and control method thereof
CN112791303A (en) * 2021-01-12 2021-05-14 叶文栋 Skin surface disinfection device for dermatology
CN115282455A (en) * 2022-08-09 2022-11-04 中国人民解放军总医院第四医学中心 Intelligent medicine applying brush special for scab protection of large-area burn patients

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