CN110403616B - Blood sampling pulse pressing instrument - Google Patents
Blood sampling pulse pressing instrument Download PDFInfo
- Publication number
- CN110403616B CN110403616B CN201910802624.8A CN201910802624A CN110403616B CN 110403616 B CN110403616 B CN 110403616B CN 201910802624 A CN201910802624 A CN 201910802624A CN 110403616 B CN110403616 B CN 110403616B
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- blood sampling
- rotary
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- casing
- controller
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- 238000010241 blood sampling Methods 0.000 title claims abstract description 33
- 238000003825 pressing Methods 0.000 title claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 239000008280 blood Substances 0.000 claims abstract description 8
- 210000004369 blood Anatomy 0.000 claims abstract description 8
- 239000004745 nonwoven fabric Substances 0.000 claims description 30
- 238000004804 winding Methods 0.000 claims description 18
- 230000001360 synchronised effect Effects 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 12
- 230000036772 blood pressure Effects 0.000 claims description 11
- 238000009530 blood pressure measurement Methods 0.000 abstract description 5
- 238000005457 optimization Methods 0.000 description 7
- 210000003462 vein Anatomy 0.000 description 4
- 206010011409 Cross infection Diseases 0.000 description 3
- 206010029803 Nosocomial infection Diseases 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 208000010543 22q11.2 deletion syndrome Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/15003—Source of blood for venous or arterial blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Vascular Medicine (AREA)
- Hematology (AREA)
- Cardiology (AREA)
- Ophthalmology & Optometry (AREA)
- Physiology (AREA)
- Reproductive Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
The invention relates to a blood sampling pulse pressing instrument. The blood sampling pulse pressing instrument comprises a controller and a blood sampling pulse pressing instrument main body, wherein the blood sampling pulse pressing instrument main body comprises a fixed shell and a rotary shell, grooves are formed in the middle parts of the fixed shell and the rotary shell, and when the lower end of the rotary shell is in contact with the upper end of the fixed shell, two groups of grooves form through holes; the two groups of grooves are internally provided with air bags, the blood sampling pulse pressing instrument main body is internally provided with an air inflation mechanism, an air outlet of the air inflation mechanism is connected with an air bag inflation port, and an input end of the air inflation mechanism is electrically connected with an output end of the controller; the blood sampling pulse pressing instrument can simultaneously complete blood pressure measurement, pulse counting and blood drawing, reduces the use sites and reduces the workload of medical staff.
Description
Technical Field
The invention belongs to the technical field of pulse pressing instruments, and particularly relates to a blood sampling pulse pressing instrument.
Background
As modern people attach more importance to self health conditions, most people can check up once or twice a year, the links of blood sampling, blood pressure measurement, pulse counting and the like are not separated, the traditional blood sampling method mostly adopts the traditional manual pulse-pressing belt mode, the vein is pressed by the pulse-pressing belt to obviously expose the vein to finish the blood sampling process, often a person to be checked is matched with a medical staff, the labor amount of the medical staff is greatly increased during group physical examination, and the skin cross infection medical accidents are easy to occur due to the higher and higher requirements of the current patients on medical environments and the repeated use of the pulse-pressing belt and the cloth pad; blood pressure measurement and pulse counting are also a basic link of physical examination, and also require medical staff to watch, so that the flow is complex, the time of the physical examination staff is wasted, and the working pressure of the medical staff is greatly increased.
Disclosure of Invention
The invention aims to solve the problems and provide the blood sampling pulse pressing instrument which is simple in structure and reasonable in design.
The invention realizes the above purpose through the following technical scheme:
the blood sampling pulse pressing instrument comprises a controller and a blood sampling pulse pressing instrument main body, wherein the blood sampling pulse pressing instrument main body comprises a fixed shell and a rotary shell, grooves are formed in the middle parts of the fixed shell and the rotary shell, and when the lower end of the rotary shell is in contact with the upper end of the fixed shell, two groups of grooves form through holes;
the two groups of grooves are internally provided with air bags, the blood sampling pulse pressing instrument main body is internally provided with an air inflation mechanism, an air outlet of the air inflation mechanism is connected with an air bag inflation port, and an input end of the air inflation mechanism is electrically connected with an output end of the controller;
a blood pressure measuring sensor and a pulse counting sensor are arranged in the air bag, and the output ends of the blood pressure measuring sensor and the pulse counting sensor are electrically connected with the input end of the controller;
The utility model discloses a motor, including fixed casing, rotary casing, actuating mechanism, rotary mechanism, actuating mechanism, fixed casing and the inside of rotary casing all is provided with the pivot, the surface cover of pivot has the non-woven fabrics, the both ends of non-woven fabrics are connected with two pivots respectively, a set of pivot is connected with rotary mechanism, rotary mechanism drives the pivot and rotates, rotary mechanism's input and the output electric connection of controller, rotary casing's one end is provided with the rotation axis with fixed casing's one end, the non-woven fabrics runs through rotary casing's the other end and fixed casing's the other end, the rotation axis is connected with actuating mechanism, actuating mechanism drives the rotation axis and rotates, actuating mechanism's input and the output electric connection of controller.
As a further optimization scheme of the invention, the inflating mechanism comprises an air storage tank and an inflator pump, the air outlet end of the inflator pump is connected with the air inlet of the air storage tank, and the air outlet of the air storage tank is connected with the air inlet of the air bag.
As a further optimization scheme of the invention, the driving mechanism comprises a direct-current gear motor, an output shaft of the direct-current gear motor is fixedly connected with a bevel gear, the outer surface of the rotating shaft is fixedly connected with a gear strip, and the bevel gear is meshed with the gear strip.
As a further optimization scheme of the invention, the rotating mechanism comprises a stepping motor, wherein the output shaft of the stepping motor and the outer surface of the rotating shaft are fixedly connected with synchronous belt pulleys, and a synchronous belt is arranged between the two groups of synchronous belt pulleys.
As a further optimization scheme of the invention, the outer surfaces of one ends of the two groups of rotating shafts are fixedly connected with the turn number sensors, and the output ends of the turn number sensors are electrically connected with the input end of the controller.
As a further optimization scheme of the invention, the rotating shaft in the fixed shell is a winding shaft, the non-woven fabric wrapped on the surface of the winding shaft is a non-woven fabric winding end, and the outer surface of the fixed shell is detachably connected with a winding cover.
As a further optimization scheme of the invention, the upper end face of the fixed shell is provided with an electromagnetic lock, the outer surface of the lower end of the rotary shell is provided with a lock catch, the lock catch is matched and fixed with the electromagnetic lock, and the input end of the electromagnetic lock is electrically connected with the output end of the controller.
As a further optimization scheme of the invention, the outer surface of one side of the fixed shell is fixedly connected with a base, and the surface of the base is fixedly connected with a blood drawing hand pillow.
The invention has the beneficial effects that: the invention is provided with the rotary shell and the fixed shell, the non-woven fabrics are pressed in the groove by a tested person, then the rotary shell is clamped on the surface of the fixed shell, the air bag in the groove is inflated, the blood pressure and pulse count of the tested person are realized by the blood pressure and pulse count sensor in the air bag, the vein is pressurized by the air bag so as to obviously expose the vein, the blood drawing work is convenient, the addition of the non-woven fabrics also avoids the cross infection caused by the fact that a plurality of people use the same pulse pressing belt, the blood drawing, the blood pressure measurement and the pulse count are combined together, the whole process automation is realized, the labor capacity of medical staff is reduced, the invention has great significance for various physical examination and medical institutions, the non-woven fabrics are automatically updated and isolated, one patient is ensured, and the cross infection phenomenon of skin is avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of FIG. 1 according to the present invention;
FIG. 3 is a schematic side elevational view of FIG. 1 in accordance with the present invention;
FIG. 4 is a schematic cross-sectional view of the structure of A-A in FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic view of another view of the present invention;
FIG. 6 is a schematic view of the open structure of the rotary housing of the present invention with the base removed;
fig. 7 is a schematic view of the structure of the invention after the rotary housing is closed and locked after the base is removed.
In the figure: 1. a rotary housing; 2. a nonwoven fabric; 3. an air bag; 4. a fixed housing; 5. an electromagnetic lock; 6. a guide roller; 7. a base; 8. a non-woven fabric winding end; 9. a winding shaft; 10. a synchronous belt; 11. a stepping motor; 12. a timing belt pulley; 13. a gas storage tank; 14. an inflator pump; 15. a bevel gear; 16. a gear strip; 17. a direct current speed reduction motor; 18. an electromagnetic valve; 19. a blood drawing hand pillow; 20. a rotating shaft; 21. a winding cover; 22. and (5) locking.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings, wherein it is to be understood that the following detailed description is for the purpose of further illustrating the application only and is not to be construed as limiting the scope of the application, as various insubstantial modifications and adaptations of the application to those skilled in the art can be made in light of the foregoing disclosure.
Example 1
1-7, A blood sampling pulse pressing instrument comprises a controller and a blood sampling pulse pressing instrument main body, wherein the blood sampling pulse pressing instrument main body comprises a fixed shell 4 and a rotary shell 1, grooves are formed in the middle parts of the fixed shell 4 and the rotary shell 1, and when the lower end of the rotary shell 1 is in contact with the upper end of the fixed shell 4, two groups of grooves form through holes; the two groups of grooves are internally provided with air bags 3, the blood sampling tourniquet main body is internally provided with an inflation mechanism, an air outlet of the inflation mechanism is connected with an inflation port of the air bags 3, and an input end of the inflation mechanism is electrically connected with an output end of the controller; a blood pressure measuring sensor and a pulse counting sensor are arranged in the air bag 3, and the output ends of the blood pressure measuring sensor and the pulse counting sensor are electrically connected with the input end of the controller; the utility model discloses a rotary machine, including fixed casing 4, rotation casing 1, non-woven fabrics 2, rotation casing 1, rotary mechanism, rotary casing 1, rotary mechanism 4 and be provided with pivot 20 with the inside of rotary casing 1, the surface cover of pivot 20 has non-woven fabrics 2, non-woven fabrics 2's both ends are connected with two pivots 20 respectively, one of them a set of pivot 20 is connected with rotary mechanism, rotary mechanism drives pivot 20 and rotates, rotary mechanism's input and the output electric connection of controller, rotary casing 1's one end and fixed casing 4's one end are provided with the rotation axis, non-woven fabrics 2 runs through rotary casing 1's the other end and fixed casing 4's the other end, the rotation axis is connected with actuating mechanism, actuating mechanism drives the rotation axis and rotates, actuating mechanism's input and the output electric connection of controller.
The inflation mechanism comprises an air storage tank 13 and an inflation pump 14, wherein the air outlet end of the inflation pump 14 is connected with the air inlet of the air storage tank 13, the air outlet of the air storage tank 13 is connected with the air inlet of the air bag 3, an electromagnetic valve 18 is arranged between the air outlet end of the inflation pump 14 and the air inlet of the air storage tank 13 and used for controlling the inflation of the inflation pump 14 to the air bag 3, and the air storage tank 13 is used for enabling the inflation pump 14 to fill the air bag 3 more quickly when the inflation pump 14 inflates the air bag 3;
In this embodiment, the driving mechanism includes a dc gear motor 17, an output shaft of the dc gear motor 17 is fixedly connected with a bevel gear 15, an outer surface of the rotating shaft is fixedly connected with a gear bar 16, the bevel gear 15 is meshed with the gear bar 16, as shown in fig. 4, the rotation of the bevel gear 15 is controlled by the dc gear motor 17 so as to control the rotation of the rotating housing 1 by means of the gear bar 16, and other angle control mechanisms may be adopted to realize the relative rotation of the rotating housing 1;
The rotating mechanism comprises a stepping motor 11, wherein the output shaft of the stepping motor 11 and the outer surface of the rotating shaft 20 are fixedly connected with synchronous belt pulleys 12, a synchronous belt 10 is arranged between the two groups of synchronous belt pulleys 12, the synchronous belt pulleys 12 are driven by the stepping motor 11 to realize the rotation of a winding shaft 9, the polluted non-woven fabrics 2 are contracted and stored, the stepping motor with a self-locking function can be selected to prevent the stored non-woven fabrics 2 from being pulled out, and the size and the type can be selected according to the size of a die of the rotating shell 1;
The outer surfaces of one ends of the two groups of rotating shafts 20 are fixedly connected with a number of turns sensor, the output end of the number of turns sensor is electrically connected with the input end of the controller, the number of turns sensor can be any number of turns sensor such as a photoelectric encoder and the like, the number of turns sensor is used for recording the number of turns of the rotating shaft 20 in the rotating shell 1 when the non-woven fabric 2 is used, and after the non-woven fabric 2 is used, the controller controls the stepping motor 11 to drive the winding shaft to rotate corresponding number of turns (not necessarily the same number of turns) to shrink and store the polluted non-woven fabric 2;
the rotating shaft 20 in the fixed shell 4 is a winding shaft 9, the non-woven fabric 2 wrapped on the surface of the winding shaft 9 is a non-woven fabric winding end 8, the outer surface of the fixed shell 4 is detachably connected with a winding cover 21, a guide roller 6 is arranged in the fixed shell 4, and the non-woven fabric 2 is wrapped on the surface of the winding shaft 9 through the guide roller 6;
An electromagnetic lock 5 is arranged on the upper end face of the fixed shell 4, a lock catch 22 is arranged on the outer surface of the lower end of the rotary shell 1, the lock catch 22 is matched and fixed with the electromagnetic lock, and the input end of the electromagnetic lock 5 is electrically connected with the output end of the controller;
the external surface of one side of the fixed shell 4 is fixedly connected with a base 7, and the surface of the base 7 is fixedly connected with a blood drawing hand pillow 19;
This blood sampling tourniquet, when using, as shown in fig. 1 or 6, rotatory casing 1 is in the open type this moment, place patient's arm in the non-woven fabrics 2 entering recess from the open end pressure, pivot 20 in rotatory casing 1 rotates, emit non-woven fabrics 2 of corresponding length, the interval of arm and gasbag 3 this moment has non-woven fabrics 2, prevent gasbag 3 by the pollution, controller control direct current gear motor 17 work, slowly close rotatory casing 1, make rotatory casing 1's open end be closed as shown in fig. 7, hasp 22 detains electromagnetic lock 5 this moment, electromagnetic lock 5 locks, rotatory casing 1 and fixed casing 4 relatively fixed, patient's hand is placed in the surface of bloodletting pillow 19 this moment, the staff can draw blood to the patient, the solenoid valve 18 is opened to the gasbag 3 through the charge pump 14, be provided with blood pressure measurement sensor and pulse count sensor work in the gasbag 3, measure patient's blood pressure and the condition this moment, bloodletting and after measuring, direct current gear motor 17 reverse rotation, slowly open rotatory casing 1, it can be comparatively synchronous with the effect that the arm is comparatively takes the synchronous with the arm to take-up, the arm is comparatively ingenious with the effect of rolling device to take-up, the arm is realized through the synchronous 10, the arm is comparatively has been rolled up with the effect with the arm is comparatively exquisite to the arm is realized to the arm is 9.
It should be noted that, the common blood pressure measuring sensor is generally disposed in the air bag 3, so that it will not be described here any more, the pulse counting sensor may be fixed on the surface layer of the air bag 3, and may be fully contacted with the arm of the patient after the air bag 3 is inflated, so as to effectively measure the pulse condition of the patient; for the controller, the controller can be arranged in the fixed shell 4 and can be externally used, the essence of the controller is that the controller regulates and controls the use of each motor and receives signals of sensors, a singlechip control system can be selected in the embodiment, signals of a blood pressure measuring sensor and a pulse counting sensor are output to a background computer, or a display screen and a control panel are externally connected, data information is output to the display screen for display, and the control buttons of the control panel are used for control; however, in the most basic mode of use of the present application, the steps in the above description are completed by activating the device.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.
Claims (8)
1. The blood sampling pulse pressing instrument is characterized by comprising a controller and a blood sampling pulse pressing instrument main body, wherein the blood sampling pulse pressing instrument main body comprises a fixed shell and a rotary shell, grooves are formed in the middle parts of the fixed shell and the rotary shell, and when the lower end of the rotary shell is contacted with the upper end of the fixed shell, two groups of grooves form through holes;
the two groups of grooves are internally provided with air bags, the blood sampling pulse pressing instrument main body is internally provided with an air inflation mechanism, an air outlet of the air inflation mechanism is connected with an air bag inflation port, and an input end of the air inflation mechanism is electrically connected with an output end of the controller;
a blood pressure measuring sensor and a pulse counting sensor are arranged in the air bag, and the output ends of the blood pressure measuring sensor and the pulse counting sensor are electrically connected with the input end of the controller;
The utility model discloses a motor, including fixed casing, rotary casing, actuating mechanism, rotary mechanism, actuating mechanism, fixed casing and the inside of rotary casing all is provided with the pivot, the surface cover of pivot has the non-woven fabrics, the both ends of non-woven fabrics are connected with two pivots respectively, a set of pivot is connected with rotary mechanism, rotary mechanism drives the pivot and rotates, rotary mechanism's input and the output electric connection of controller, rotary casing's one end is provided with the rotation axis with fixed casing's one end, the non-woven fabrics runs through rotary casing's the other end and fixed casing's the other end, the rotation axis is connected with actuating mechanism, actuating mechanism drives the rotation axis and rotates, actuating mechanism's input and the output electric connection of controller.
2. The blood sampling tourniquet according to claim 1, wherein: the inflation mechanism comprises an air storage tank and an inflation pump, the air outlet end of the inflation pump is connected with the air inlet of the air storage tank, and the air outlet of the air storage tank is connected with the air inlet of the air bag.
3. The blood sampling tourniquet according to claim 1, wherein: the driving mechanism comprises a direct-current gear motor, an output shaft of the direct-current gear motor is fixedly connected with a bevel gear, the outer surface of the rotating shaft is fixedly connected with a gear strip, and the bevel gear is meshed with the gear strip.
4. The blood sampling tourniquet according to claim 1, wherein: the rotating mechanism comprises a stepping motor, wherein the output shaft of the stepping motor and the outer surface of the rotating shaft are fixedly connected with synchronous belt pulleys, and a synchronous belt is arranged between the two synchronous belt pulleys.
5. The blood sampling tourniquet according to claim 4, wherein: the outer surfaces of one ends of the two groups of rotating shafts are fixedly connected with a number of turns sensor, and the output ends of the number of turns sensor are electrically connected with the input end of the controller.
6. The blood sampling tourniquet according to claim 5, wherein: the rotating shaft in the fixed shell is a winding shaft, non-woven fabrics wrapped on the surface of the winding shaft are non-woven fabrics winding ends, and the outer surface of the fixed shell is detachably connected with a winding cover.
7. The blood sampling tourniquet according to claim 1, wherein: the upper end face of fixed casing is provided with the electromagnetic lock, the lower extreme surface of rotatory casing is provided with the hasp, the hasp is fixed with the electromagnetic lock cooperation, the input and the output electric connection of controller of electromagnetic lock.
8. The blood sampling tourniquet according to claim 1, wherein: the external surface of one side of the fixed shell is fixedly connected with a base, and the surface of the base is fixedly connected with a blood drawing hand pillow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910802624.8A CN110403616B (en) | 2019-08-28 | 2019-08-28 | Blood sampling pulse pressing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910802624.8A CN110403616B (en) | 2019-08-28 | 2019-08-28 | Blood sampling pulse pressing instrument |
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| Publication Number | Publication Date |
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| CN110403616A CN110403616A (en) | 2019-11-05 |
| CN110403616B true CN110403616B (en) | 2024-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910802624.8A Active CN110403616B (en) | 2019-08-28 | 2019-08-28 | Blood sampling pulse pressing instrument |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110639097B (en) * | 2019-11-14 | 2022-05-06 | 温州医科大学附属第一医院 | Auxiliary device for medical injection |
| CN111839538A (en) * | 2020-06-05 | 2020-10-30 | 哈工大机器人(中山)无人装备与人工智能研究院 | Intelligent blood sampling robot |
| CN112370105B (en) * | 2020-11-13 | 2021-08-06 | 磅客策(上海)智能医疗科技有限公司 | Pulse pressing device |
| CN113133747B (en) * | 2021-03-31 | 2024-01-02 | 中国人民解放军联勤保障部队第九二〇医院 | Medical integrated detection device |
| CN113520390B (en) * | 2021-07-13 | 2023-06-06 | 北京积水潭医院 | Control system and control method for vein blood sampling |
| CN113384761A (en) * | 2021-07-27 | 2021-09-14 | 山东省血液中心 | Blood station is with nursing device that draws blood |
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