CN114796692B - Bedside automatic injector for integrated PET/MRI dynamic acquisition - Google Patents
Bedside automatic injector for integrated PET/MRI dynamic acquisition Download PDFInfo
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- CN114796692B CN114796692B CN202210260390.0A CN202210260390A CN114796692B CN 114796692 B CN114796692 B CN 114796692B CN 202210260390 A CN202210260390 A CN 202210260390A CN 114796692 B CN114796692 B CN 114796692B
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- right shoulder
- left shoulder
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- 230000033001 locomotion Effects 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 239000003814 drug Substances 0.000 claims abstract description 17
- 238000001990 intravenous administration Methods 0.000 claims abstract description 7
- 238000001802 infusion Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 229940090047 auto-injector Drugs 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims description 2
- 239000008280 blood Substances 0.000 abstract description 8
- 210000004369 blood Anatomy 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 230000002439 hemostatic effect Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 239000002872 contrast media Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000008103 glucose Substances 0.000 description 2
- 238000010253 intravenous injection Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002616 MRI contrast agent Substances 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003925 brain function Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 201000009240 nasopharyngitis Diseases 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
Classifications
-
- 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
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/22—Valves or arrangement of valves
- A61M39/223—Multiway valves
Abstract
The application discloses a bedside automatic injector for PET and MRI dynamic acquisition, which comprises a medicament injector body, wherein the medicament injector body comprises: a plurality of valve units which communicate with the only valve unit and the intravenous line by movement of the piston; a driving mechanism comprising a cylinder and a control hub for driving the valve unit to move the holding piston by the cylinder. According to the bedside automatic injector for PET and MRI dynamic collection, provided by the application, only the piston unit can be driven to be opened by the air cylinder through the control center so as to enable liquid medicine to be input into a patient or blood of the patient to be extracted for blood sugar detection.
Description
Technical Field
The application relates to medical instrument production equipment, in particular to a bedside automatic injector for PET and MRI dynamic acquisition.
Background
PET/MRI is now the latest image fusion device for brain function research associated with a variety of diseases, as well as for diagnosis and staging of a variety of diseases. However, the requirements in the PET/MRI acquisition process are strict, the patient needs to enter the machine room according to the requirements of the conventional MRI, and the patient is prohibited from carrying metal objects into the machine room, so that the quality of image acquisition data and the outside of the magnetic field are avoided. Since medical staff needs to be provided with lead shielding equipment when injecting PET/MRI contrast agent, the needle of the injector is made of stainless steel generally, so that the contrast agent cannot enter a PET/MRI machine room when being injected, and the contrast agent is finished in a special room with radiation protection.
According to patent number CN201911101300.8, publication (bulletin) day: 2020-02-21, a novel automatic intravenous injection apparatus is disclosed, comprising: the shell is provided with a CPU and an LED screen, and the LED screen is connected with the CPU; the tightening assembly is connected below the shell, is sleeved with an arm and a back of the hand and is tightened on the arm; a pretreatment assembly disposed within the housing for epidermis disinfection and vascular scanning; the injection assembly is arranged in the shell, and the position of the injection assembly is adjusted by adopting a four-degree-of-freedom platform, so that the injection assembly can be accurately pricked into a back blood vessel; the hemostatic assembly is connected to the inner top of the shell, and is arranged on the same side of the pretreatment assembly relative to the injection assembly and used for stopping bleeding of blood vessels after needle insertion is completed; the hemostatic assembly, the injection assembly, the pretreatment assembly and the tightening assembly are respectively connected with the CPU through wires, and an internal power supply of the shell provides electric energy for the hemostatic assembly, the injection assembly, the pretreatment assembly, the tightening assembly, the CPU and the LED screen. The intelligent intravenous injection instrument provides the complete functions of identifying and positioning and automatically injecting and infusing, manual operation is not needed basically, the limitation that the medical infusion treatment can only be carried out in hospitals before is relieved, and the infusion treatment can be carried out only by preparing relevant liquid medicine in places such as families, companies and the like. On the one hand, for common cold fever patients, only a small hospital is needed to prepare the treatment liquid medicine, and the infusion treatment can be carried out on site or home, so that queuing registration of a large hospital is avoided, and time and labor are wasted and the disease treatment is influenced. For the patients needing hospitalization, the patients can also choose to go home to receive transfusion treatment after the liquid medicine is prepared, so that great hospitalization cost is avoided, and great convenience is provided. On the other hand, the crowding degree of patients can be relieved for the hospitals, whether the hospitals are big or primary hospitals, the workload of clinicians is greatly reduced, and the labor cost is saved.
Clinically, nurses inject after lead shielding for 30 minutes for whole body PET/MRI acquisition. Since injection is not possible at bedside, dynamic PET/MRI data after injection cannot be acquired, nor is blood glucose status dynamically observed.
Disclosure of Invention
The application aims to provide a bedside automatic injector for PET and MRI dynamic acquisition, which is used for solving the problems.
In order to achieve the above object, the present application provides the following technical solutions: a bedside auto-injector for PET and MRI dynamic acquisition, comprising a medicament injector body comprising:
a plurality of valve units which communicate with the only valve unit and the intravenous line by movement of the piston;
and the driving mechanism comprises a cylinder and a control center, wherein the control center is used for driving the valve unit to keep the piston to move by the cylinder.
Preferably, the valve unit includes a resilient return member for urging the valve unit to maintain an initial position to shut off the infusion of medication into the intravenous tubing.
Preferably, the valve unit comprises a first valve component and a second valve component, and the control center is used for driving the first valve component and the second valve component to keep moving the piston respectively or simultaneously.
Preferably, the control center comprises at least two balance plates, wherein the two balance plates are arranged on a middle shaft rod in the valve unit along the vertical direction and are divided into a left shoulder and a right shoulder by taking the middle shaft rod as a center;
the first valve component and the second valve component comprise at least two piston components, and the two piston components are respectively assembled on the left shoulder and the right shoulder.
Preferably, the control center comprises magnetic attraction blocks corresponding to the left shoulder and the right shoulder, the center shaft is used as an axis, and the two magnetic attraction blocks are driven so that the left shoulder and the right shoulder exist in the following three working positions:
a first station, wherein the left shoulder moves upwards to enable the corresponding piston assembly to keep the piston to move;
a second station, wherein the right shoulder moves upwards to enable the corresponding piston assembly to keep the piston to move;
and a third station wherein the right shoulder and the left shoulder remain horizontal to maintain piston movement of the corresponding piston assembly.
Preferably, the left shoulder and the right shoulder are both provided with hook plates, the piston assembly comprises a piston rod, and the end part of the piston rod is provided with a hanging part, wherein:
under the first station, the hook plate of the left shoulder keeps arc movement, and hooks and pulls the hanging part in the course so as to keep the piston rod to move;
under the second station, the hook plate of the right shoulder keeps arc movement, and hooks and pulls the hanging part in the course so as to keep the piston rod to move;
and under the third station, the right shoulder and the left shoulder are kept balanced, and the hook plates on the right shoulder and the left shoulder are unhooked from the hanging part.
Preferably, the control center comprises a magnetic attraction block corresponding to the left shoulder and the right shoulder, the left shoulder and the right shoulder are respectively provided with a hook plate, the piston assembly comprises a piston rod, and the magnetic attraction block is matched with the first valve assembly and the second valve assembly in the following two working positions:
the magnetic attraction block drives the left shoulder and the right shoulder of the first valve component and the second valve component to be lifted up simultaneously or at any time, so that a hook plate on the magnetic attraction block keeps arc motion, and the suspension part is hooked and lifted in the process, so that the piston rod keeps moving;
and the fifth station is characterized in that the magnetic attraction block drives the right shoulder and the left shoulder of the first valve component and the second valve component to be parallel at the same time, so that the upper hook plates of the magnetic attraction block are unhooked with the hanging parts.
Preferably, the piston assembly comprises a piston cylinder, the piston cylinder comprises a liquid inlet and a liquid outlet, and the piston rod is positioned in the piston cylinder and is communicated with/disconnected from the liquid inlet and the liquid outlet through the movement of the piston.
In the technical scheme, the bedside automatic injector for dynamic acquisition of PET and MRI provided by the application has the following beneficial effects: in the scheme, a plurality of valve units are arranged, and only the valve units can be driven to be opened by the air cylinder through the control center so as to enable liquid medicine to be input into a patient or enable blood of the patient to be drawn for blood sugar detection.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view of the overall structure provided by an embodiment of the present application;
FIG. 2 is a schematic view of a valve unit according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a first valve component and a second valve component according to an embodiment of the present application;
FIG. 4 is a schematic diagram of an explosion structure according to an embodiment of the present application;
fig. 5 is a schematic cross-sectional view of a piston assembly according to an embodiment of the present application.
Reference numerals illustrate:
1. a medicament injector body; 2. a valve unit; 21. a middle shaft lever; 22. a balance plate; 3. a driving mechanism; 31. a cylinder; 4. a control hub; 41. a magnetic suction block; 42. a hook plate; 43. a base; 5. an elastic reset piece; 6. a first valve assembly; 7. a second valve assembly; 8. a piston assembly; 81. a piston rod; 811. a hanging part; 82. a piston cylinder; 300. a left shoulder; 301. and (3) right shoulder.
Detailed Description
In order to make the technical scheme of the present application better understood by those skilled in the art, the present application will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-5, a bedside automatic injector for PET and MRI dynamic acquisition includes a medicament injector body 1, the medicament injector body 1 including:
a plurality of valve units 2 which are to be communicated with the only valve unit 2 and the intravenous line by the piston movement;
a drive mechanism 3 comprising a cylinder 31 and a control hub 4, the control hub 4 being arranged to drive the valve unit 2 in a piston-holding movement by the cylinder 31.
Specifically, the technical solution provided in the foregoing embodiment controls the center 4 to transmit the driving of the cylinder 31 to the plurality of valve units 2, and makes only one of the plurality of valve units 2 and the plurality of valve units 2, so as to perform infusion, blood drawing detection, and the like, so as to meet the needs of inputting a plurality of liquid medicines. Further, the control center 4 in the embodiment may be a clutch mechanism, which can transmit the driving of the air cylinder 31 to any one of the valve units 2, respectively; or the screw rod stepping motor group drives the cylinder 31 to move so as to push any valve unit 2 to keep the piston to move; either in or as power transmission structures known to those skilled in the art.
In the above-described embodiment, a plurality of valve units 2 are provided, and only one of the valve units 2 can be actuated by the control center 4 to be opened by the cylinder 31 so as to introduce the medical fluid into the patient or draw the blood of the patient for blood glucose test.
As a further provided embodiment of the application, the valve unit 2 comprises a resilient return member 5, the resilient return member 5 being adapted to urge the valve unit 2 to maintain an initial position to shut off the infusion of medicament into the intravenous line. Specifically, the valve unit 2 may be any valve type in the market such as ball valve, plug valve, etc., and the elastic restoring member 5 may be a spring, a blocking spring, and an elastic sheet metal member, which aims to drive the valve unit 2 to keep a closed state, and the driving mechanism 3 is used to drive the valve unit 2 to communicate, so as to block the communication between the valve unit 2 and the intravenous infusion tube when the acting force is removed.
As a further embodiment of the present application, the valve unit 2 comprises a first valve component 6 and a second valve component 7, the control hub 4 being adapted to drive the first valve component 6 and the second valve component 7 separately or simultaneously to maintain piston movement.
Further, in the above embodiment, the control center 4 includes at least two balance plates 22, and the two balance plates 22 are disposed on the middle shaft 21 in the valve unit 2 in the vertical direction and are divided into a left shoulder 300 and a right shoulder 301 centering on the middle shaft 21;
the first valve assembly 6 and the second valve assembly 7 comprise at least two piston assemblies 8, the two piston assemblies 8 being fitted to the left shoulder 300 and the right shoulder 301, respectively.
Furthermore, in the further provided embodiment of the present application, the piston assembly 8 includes a piston cylinder 82, the piston cylinder 82 includes a liquid inlet and a liquid outlet, and the piston rod 81 is located in the piston cylinder 82 and moves by the piston to connect/disconnect the liquid inlet and the liquid outlet.
Still further, in the above embodiment, the control center 4 includes the magnet blocks 41 corresponding to the left shoulder 300 and the right shoulder 301. As can be further seen from fig. 4, the magnetic blocks 41 are fixed by two bases 43, so that the magnetic blocks 41 are respectively connected with the left shoulder 300 and the right shoulder 301 by universal rotation about the central shaft 21 as the axis of the balance plate 22, and the two magnetic blocks 41 are driven to make the left shoulder 300 and the right shoulder 301 exist in the following three stations:
a first station, the left shoulder 300 moving upwards to keep the corresponding piston assembly 8 in piston motion; in short, when the magnetic attraction block 41 is electrified to generate magnetic force, the left shoulder 300 is attracted magnetically to move upwards, the corresponding right shoulder 301 is downward, the corresponding piston assembly 8 of the corresponding left shoulder 300 is in an open state, and the corresponding piston assembly 8 of the right shoulder 301 is in a closed state.
A second station, the right shoulder 301 moves upwards to keep the corresponding piston assembly 8 in piston motion; in short, when the magnetic attraction block 41 is electrified to generate magnetic force, the right shoulder 301 is magnetically attracted to move upwards, the corresponding right shoulder 301 is downward, the corresponding piston assembly 8 of the corresponding left shoulder 300 is in an open state, and the corresponding piston assembly 8 of the left shoulder 300 is in a closed state.
In the third position, the right shoulder 301 and the left shoulder 300 remain horizontal to keep the corresponding piston assembly 8 in motion. In short, neither the right shoulder 301 nor the left shoulder 300 will drive the piston assembly 8 to move, and the piston assembly is kept closed by the elastic restoring member 5.
As a further provided preferred embodiment of the present application, the left shoulder 300 and the right shoulder 301 are provided with a hooking plate 42, the piston assembly 8 comprises a piston rod 81, and the end of the piston rod 81 is provided with a hanging portion 811, wherein:
in the first station, the hook plate 42 of the left shoulder 300 keeps an arc motion, and hooks and pulls the hanging part 811 in the course to keep the piston rod 81 moving;
in the second station, the hook plate 42 of the right shoulder 301 keeps an arc motion, and hooks and pulls the hanging part 811 in the course to keep the piston rod 81 moving;
in the third station, the right shoulder 301 and the left shoulder 300 are balanced, and the hook plate 42 thereon is unhooked from the hanging portion 811.
Specifically, when the magnetic attraction block 41 is electrified to generate magnetic force, the right shoulder 301 or the right shoulder 301 is magnetically attracted to move upwards, and in the swinging process, the hanging plate 42 hooks the hanging part 811 in the moving process, and as the hanging part 811 continues to swing upwards, the hanging part 811 moves upwards to enable the liquid inlet to be communicated with the liquid outlet.
In a further preferred embodiment of the present application, the control center 4 includes magnetic attraction blocks 41 corresponding to the left shoulder 300 and the right shoulder 301, the left shoulder 300 and the right shoulder 301 are respectively provided with a hook plate 42, the piston assembly 8 includes a piston rod 81, and the magnetic attraction blocks 41 are matched with the first valve assembly 6 and the second valve assembly 7 in the following two working positions: a fourth working position, wherein the magnetic attraction block 41 drives the left shoulder 300 and the right shoulder 301 of the first valve component 6 and the second valve component 7 to be lifted up simultaneously or at any time, so that the hook plate 42 on the magnetic attraction block keeps arc movement, and the hanging part 811 is hooked and lifted up in the course of the travel, so that the piston rod 81 keeps moving; in the fifth station, the magnetic attraction block 41 drives the right shoulder 301 and the left shoulder 300 of the first valve component 6 and the second valve component 7 to be parallel at the same time, so that the upper hook plate 42 is unhooked from the hanging part 811. Specifically, when the magnetic attraction block 41 is electrified to generate magnetic force, the right shoulder 301 or the right shoulder 301 is magnetically attracted to move upwards, and in the swinging process, the hanging plate 42 hooks the hanging part 811 in the moving process, and as the hanging part 811 continues to swing upwards, the hanging part 811 moves upwards to enable the liquid inlet to be communicated with the liquid outlet.
While certain exemplary embodiments of the present application have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the application, which is defined by the appended claims.
Claims (2)
1. Bedside automatic injector for PET and MRI dynamic acquisition, characterized by comprising a medicament injector body (1), the medicament injector body (1) comprising:
a plurality of valve units (2) which are to be in communication with the single valve unit (2) and the intravenous line by means of a piston movement;
-a driving mechanism (3) comprising a cylinder (31) and a control hub (4), said control hub (4) being adapted to drive said valve unit (2) in a piston-holding movement by said cylinder (31); the valve unit (2) comprises a first valve component (6) and a second valve component (7), and the control center (4) is used for respectively or simultaneously driving the first valve component (6) and the second valve component (7) to keep moving;
the control center (4) comprises at least two balance plates (22), wherein the two balance plates (22) are arranged on a center shaft (21) in the valve unit (2) along the vertical direction and are divided into a left shoulder (300) and a right shoulder (301) by taking the center shaft (21) as the center;
the first valve component (6) and the second valve component (7) comprise at least two piston components (8), and the two piston components (8) are respectively assembled on the left shoulder (300) and the right shoulder (301);
the control center (4) comprises magnetic attraction blocks (41) corresponding to the left shoulder (300) and the right shoulder (301), the middle shaft rod (21) is taken as an axle center, and the two magnetic attraction blocks (41) are driven so that the left shoulder (300) and the right shoulder (301) exist in the following three working positions:
a first station, in which the left shoulder (300) moves upwards to keep the corresponding piston assembly (8) in piston motion;
-a second station, in which the right shoulder (301) moves upwards to keep the corresponding piston assembly (8) in piston motion;
-a third station, wherein the right shoulder (301) and the left shoulder (300) remain horizontal, so as to keep the corresponding piston assembly (8) in piston motion;
the left shoulder (300) and the right shoulder (301) are both provided with a hook plate (42), the piston assembly (8) comprises a piston rod (81), and the end part of the piston rod (81) is provided with a hanging part (811), wherein:
in the first station, the hook plate (42) of the left shoulder (300) keeps arc movement, and hooks and pulls the hanging part (811) in the course to keep the piston rod (81) moving;
in the second station, the hook plate (42) of the right shoulder (301) keeps arc movement, and hooks and pulls the hanging part (811) in the course to keep the piston rod (81) moving;
in the third station, the right shoulder (301) and the left shoulder (300) are balanced, and the hook plates (42) on the right shoulder and the left shoulder are unhooked from the hanging part (811);
the magnetic attraction block (41) is matched with the first valve component (6) and the second valve component (7) in the following two working positions:
a fourth station, wherein the magnetic attraction block (41) simultaneously or optionally drives the left shoulder (300) of the first valve component (6) and the left shoulder (300) of the second valve component (7) to lift or drive the right shoulder (301) of the first valve component (6) and the right shoulder (301) of the second valve component (7) to lift, so that a hook plate (42) thereon keeps arc movement, and hooks and lifts the hanging part (811) in a travel process to keep the piston rod (81) to move;
a fifth station, wherein the magnetic attraction block (41) drives the right shoulder (301) and the left shoulder (300) of the first valve component (6) and the second valve component (7) to be parallel at the same time so that the upper hook plate (42) is unhooked from the hanging part (811);
the piston assembly (8) comprises a piston cylinder (82), the piston cylinder (82) comprises a liquid inlet and a liquid outlet, and the piston rod (81) is positioned in the piston cylinder (82) and is communicated/disconnected with the liquid inlet and the liquid outlet through piston movement.
2. Bedside autoinjector for PET and MRI dynamic acquisition according to claim 1, characterized in that the valve unit (2) comprises a resilient return (5), the resilient return (5) being adapted to actuate the valve unit (2) to maintain an initial position to shut off the infusion of medicament into the iv line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210260390.0A CN114796692B (en) | 2022-03-16 | 2022-03-16 | Bedside automatic injector for integrated PET/MRI dynamic acquisition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210260390.0A CN114796692B (en) | 2022-03-16 | 2022-03-16 | Bedside automatic injector for integrated PET/MRI dynamic acquisition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114796692A CN114796692A (en) | 2022-07-29 |
| CN114796692B true CN114796692B (en) | 2023-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210260390.0A Active CN114796692B (en) | 2022-03-16 | 2022-03-16 | Bedside automatic injector for integrated PET/MRI dynamic acquisition |
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| CN1871041A (en) * | 2003-10-29 | 2006-11-29 | 株式会社根本杏林堂 | Medicinal liquid infusion apparatus |
| CN201896990U (en) * | 2010-12-02 | 2011-07-13 | 冯扩明 | Discontinuous electromagnetic water valve |
| CN102309802A (en) * | 2011-01-26 | 2012-01-11 | 德州学院 | Novel respirator |
| CN102692049A (en) * | 2012-06-20 | 2012-09-26 | 北京龙浩安达新技术有限公司 | Water-saving valve |
| CN108355203A (en) * | 2018-04-03 | 2018-08-03 | 佛山市博知盾识科技有限公司 | A kind of injection device and injecting method for automatic intravenous injection |
| CN213158226U (en) * | 2020-07-16 | 2021-05-11 | 郭华 | Blood donation and infusion integrated device |
| CN215214980U (en) * | 2021-06-28 | 2021-12-17 | 上海圣恩机电科技有限公司 | Novel electromagnetic valve group |
-
2022
- 2022-03-16 CN CN202210260390.0A patent/CN114796692B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1871041A (en) * | 2003-10-29 | 2006-11-29 | 株式会社根本杏林堂 | Medicinal liquid infusion apparatus |
| CN201896990U (en) * | 2010-12-02 | 2011-07-13 | 冯扩明 | Discontinuous electromagnetic water valve |
| CN102309802A (en) * | 2011-01-26 | 2012-01-11 | 德州学院 | Novel respirator |
| CN102692049A (en) * | 2012-06-20 | 2012-09-26 | 北京龙浩安达新技术有限公司 | Water-saving valve |
| CN108355203A (en) * | 2018-04-03 | 2018-08-03 | 佛山市博知盾识科技有限公司 | A kind of injection device and injecting method for automatic intravenous injection |
| CN213158226U (en) * | 2020-07-16 | 2021-05-11 | 郭华 | Blood donation and infusion integrated device |
| CN215214980U (en) * | 2021-06-28 | 2021-12-17 | 上海圣恩机电科技有限公司 | Novel electromagnetic valve group |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114796692A (en) | 2022-07-29 |
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