CN113855938A - Insulin needleless injector - Google Patents
Insulin needleless injector Download PDFInfo
- Publication number
- CN113855938A CN113855938A CN202111330401.XA CN202111330401A CN113855938A CN 113855938 A CN113855938 A CN 113855938A CN 202111330401 A CN202111330401 A CN 202111330401A CN 113855938 A CN113855938 A CN 113855938A
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- electrode
- bluetooth
- digital
- electrode assembly
- resistors
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- NOESYZHRGYRDHS-UHFFFAOYSA-N insulin Chemical compound N1C(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(NC(=O)CN)C(C)CC)CSSCC(C(NC(CO)C(=O)NC(CC(C)C)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CCC(N)=O)C(=O)NC(CC(C)C)C(=O)NC(CCC(O)=O)C(=O)NC(CC(N)=O)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CSSCC(NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2C=CC(O)=CC=2)NC(=O)C(CC(C)C)NC(=O)C(C)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2NC=NC=2)NC(=O)C(CO)NC(=O)CNC2=O)C(=O)NCC(=O)NC(CCC(O)=O)C(=O)NC(CCCNC(N)=N)C(=O)NCC(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC(O)=CC=3)C(=O)NC(C(C)O)C(=O)N3C(CCC3)C(=O)NC(CCCCN)C(=O)NC(C)C(O)=O)C(=O)NC(CC(N)=O)C(O)=O)=O)NC(=O)C(C(C)CC)NC(=O)C(CO)NC(=O)C(C(C)O)NC(=O)C1CSSCC2NC(=O)C(CC(C)C)NC(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CC(N)=O)NC(=O)C(NC(=O)C(N)CC=1C=CC=CC=1)C(C)C)CC1=CN=CN1 NOESYZHRGYRDHS-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 102000004877 Insulin Human genes 0.000 title claims abstract description 25
- 108090001061 Insulin Proteins 0.000 title claims abstract description 25
- 229940125396 insulin Drugs 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000005236 sound signal Effects 0.000 claims description 6
- 239000003814 drug Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 206010012601 diabetes mellitus Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004438 eyesight Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 206010060708 Induration Diseases 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 206010033675 panniculitis Diseases 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 210000004304 subcutaneous tissue Anatomy 0.000 description 1
Images
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
- A61M5/178—Syringes
- A61M5/30—Syringes for injection by jet action, without needle, e.g. for use with replaceable ampoules or carpules
-
- 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
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M5/2033—Spring-loaded one-shot injectors with or without automatic needle insertion
-
- 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
- A61M5/178—Syringes
- A61M5/31—Details
-
- 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
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M2005/2006—Having specific accessories
-
- 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
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M2005/2006—Having specific accessories
- A61M2005/202—Having specific accessories cocking means, e.g. to bias the main drive spring of an injector
-
- 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
- A61M2205/58—Means for facilitating use, e.g. by people with impaired vision
- A61M2205/581—Means for facilitating use, e.g. by people with impaired vision by audible feedback
-
- 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
- A61M2205/58—Means for facilitating use, e.g. by people with impaired vision
- A61M2205/583—Means for facilitating use, e.g. by people with impaired vision by visual feedback
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses an insulin needleless injector, wherein resistors with different resistance values are arranged on the outer surface of a flexible circuit board, and a rotating shaft is arranged at the lower end of the flexible circuit board; the rotating shaft is in threaded connection with the shell, and the resistors with different resistance values on the flexible circuit board move up and down when the rotating shaft rotates clockwise or anticlockwise; the left end of the shell is provided with an electrode assembly, and the electrode assembly forms a loop with the second electrode through the first electrode and the resistor; a transmitting circuit is arranged in the shell at the left end of the electrode assembly; the first A/D converter converts the current signal received by the electrode assembly into a digital signal and transmits the digital signal to the Bluetooth receiving mechanism through the Bluetooth transmitting module in a Bluetooth mode; the insulin needleless injector has the advantages that all information is broadcasted in a voice mode and characters and numbers are displayed on the screen in the using process, and the insulin needleless injector is convenient for users to use. The problem of current insulin needleless injector do not have the function that voice broadcast and characters, digit show on the screen, solve the user and be difficult to operate is solved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an insulin needleless injector.
Background
Needleless injector principle: the needle-free injector is a pressure injection device, and the main principle of the needle-free injector is that a spring in the injector is compressed to generate strong power by clockwise rotating and pressurizing, a piston in a medicine tube is driven by anticlockwise rotating to suck medicine liquid, then the medicine tube on the injector is tightly attached to an injection part, an injection button is pressed, the spring stores power and releases to quickly push the piston in the medicine tube at the front end of the injector to enable the medicine liquid to pass through micropores at the front end of the medicine tube, and subcutaneous tissues permeate through epidermis to complete injection. The injection method can eliminate fear of injector to needle, eliminate pain, and has good absorption effect due to dispersion. The syringe can prevent induration, edema, infection and the like caused by injection. It has simple operation, safe use and accurate dosage. However, the existing needleless injectors have the following defects: the digital display function of the insulin needleless injector is poor, the insulin needleless injector is not provided with voice broadcast, some users have poor eyesight due to diabetes and the like, and are difficult to see data, and users who are older sometimes forget how to operate even if teaching, so that the users are difficult to operate, and certain use defects exist.
Disclosure of Invention
The present invention provides an insulin needleless injector to solve the problems of the prior art that the digital display function of the prior insulin needleless injector is poor, some users have poor eyesight due to diabetes and the like, and are difficult to see data, and even users with a little age forget how to operate the injector even though they teach the injector, the operation of the injector is difficult.
In order to achieve the purpose, the invention provides the following technical scheme: an insulin needleless injector comprising:
the outer surface of the flexible circuit board is provided with resistors with different resistance values, and the lower end of the flexible circuit board is provided with a rotating shaft; the rotating shaft is in threaded connection with the shell, and the resistors with different resistance values on the flexible circuit board move up and down when the rotating shaft rotates clockwise or anticlockwise;
the left end of the shell is provided with an electrode assembly, resistors with different positions and different resistance values are connected with a first electrode of the electrode assembly in the up-and-down moving process, a second electrode is always in contact with the bottom of the flexible circuit board and serves as a common electrode, and the electrode assembly forms a loop through the first electrode, the resistors and the second electrode; a transmitting circuit is arranged in the shell at the left end of the electrode assembly;
the transmitting circuit comprises a first A/D digital-to-analog converter, a Bluetooth transmitting module and a button battery, wherein the first A/D digital-to-analog converter and the Bluetooth transmitting module are electrically connected with the button battery and are in signal connection with each other; the first A/D converter converts the current signal received by the electrode assembly into a digital signal and transmits the digital signal to the Bluetooth receiving mechanism through the Bluetooth transmitting module in a Bluetooth mode;
the Bluetooth receiving mechanism consists of a Bluetooth receiving module, a second A/D digital-to-analog converter, an audio amplifier, a loudspeaker, a screen display driver, a screen and a rechargeable battery; the Bluetooth receiving module, the second A/D digital-to-analog converter, the audio amplifier, the screen display driver and the screen are all electrically connected with the rechargeable battery, and the Bluetooth receiving module and the second A/D digital-to-analog converter are in signal connection; the Bluetooth transmitting module transmits the digital signals to the Bluetooth receiving mechanism 4 in a Bluetooth mode, the Bluetooth receiving mechanism 4 receives the digital signals through the Bluetooth receiving module, the digital signals are changed into audio signals to drive the loudspeaker to work for broadcasting, meanwhile, the digital signals are changed into driving signals to drive the screen to display, and the principle is the voice broadcasting and screen display principle of the insulin needleless injector.
Compared with the prior art, the invention has the beneficial effects that: the insulin needleless injector carries out voice broadcast and character and number display on all information in the using process, is convenient for a user to use, and solves the problems that the existing insulin needleless injector has poor digital display function and is difficult to operate by the user;
1. the digital audio broadcasting system is provided with the AD digital-to-analog converter, the loudspeaker and the display, digital signals are converted into audio signals through the AD digital-to-analog converter to drive the loudspeaker to work for broadcasting, the digital signals are converted into driving signals to drive the display to display, all information is subjected to voice broadcasting and character and digital displaying in the using process, and the operation is more convenient and faster;
2. when the insulin needleless injector is used, the resistors with different resistance values on the flexible circuit board move up and down when the rotating shaft rotates clockwise or anticlockwise;
the resistors with different positions and different resistance values are connected with a first electrode of the electrode assembly in the up-and-down moving process, a second electrode is always in contact with the bottom of the flexible circuit board and serves as a common electrode, and the electrode assembly forms a loop with the second electrode through the first electrode and the resistors; the first A/D converter in the transmitting circuit converts the current signal received by the electrode assembly into a digital signal and transmits the digital signal to the Bluetooth receiving mechanism through the Bluetooth transmitting module in a Bluetooth mode;
bluetooth emission module conveys digital signal to bluetooth receiving mechanism with the bluetooth mode among the bluetooth receiving mechanism, and bluetooth receiving mechanism receives through bluetooth receiving module, becomes audio signal drive speaker work to the digital signal and reports, becomes drive signal to the digital signal simultaneously and shows on the screen, realizes voice broadcast and screen display, and convenience of customers uses, and the practicality is better.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic diagram of the overall structure of the flexible printed circuit board, the resistor and the transmitting circuit;
fig. 3 is a schematic structural diagram of the receiving mechanism of the present invention.
In the figure: 1. a flexible circuit board; 2. an electrode assembly; 3. a transmitting circuit; 4. a Bluetooth receiving mechanism; 5. a rotating shaft; 6. a housing; 7. a resistance; 2-1, a first electrode; 2-2, a second electrode; a first A/D digital-to-analog converter; a Bluetooth transmitting module; a button cell; a Bluetooth receiving module; a second A/D digital-to-analog converter; an audio amplifier; a speaker; a screen display driver; a screen; and (4) charging the battery.
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.
Unless otherwise defined, all references to up, down, left, right, front, rear, etc. directions herein are to be interpreted as referring to up, down, left, right, front, rear, etc. directions in the drawings to which the invention is directed.
Referring to fig. 1-3, the present invention provides a technical solution: an insulin needleless injector comprising:
the flexible printed circuit board comprises a flexible printed circuit board 1, wherein resistors 7 with different resistance values are arranged on the outer surface of the flexible printed circuit board 1, and a rotating shaft 5 is arranged at the lower end of the flexible printed circuit board 1; the rotating shaft 5 is in threaded connection with the shell 6, and the resistors 7 with different resistance values on the flexible circuit board 1 move up and down when the rotating shaft 5 rotates clockwise or anticlockwise;
an electrode assembly 2 is mounted at the left end of an outer shell 6 of the electrode assembly 2, resistors 7 with different resistance values at different positions are connected with a first electrode 2-1 of the electrode assembly 2 in the up-and-down moving process, a second electrode 2-2 is always in contact with the bottom of a flexible circuit board 1 and serves as a common electrode, and the electrode assembly 2 forms a loop with the second electrode 2-2 through the first electrode 2-1 and the resistor 7; the transmitting circuit 3 is arranged in the shell 6 at the left end of the electrode component 2;
the transmitting circuit 3 comprises a first A/D digital-to-analog converter, a Bluetooth transmitting module and a button battery, wherein the first A/D digital-to-analog converter and the Bluetooth transmitting module are electrically connected with the button battery and are in signal connection with each other; the first A/D converter converts the current signal received by the electrode assembly 2 into a digital signal and transmits the digital signal to the Bluetooth receiving mechanism 4 through the Bluetooth transmitting module in a Bluetooth mode;
the Bluetooth receiving mechanism 4 consists of a Bluetooth receiving module, a second A/D digital-to-analog converter, an audio amplifier, a loudspeaker, a screen display driver, a screen and a rechargeable battery; the Bluetooth receiving module, the second A/D digital-to-analog converter, the audio amplifier, the screen display driver and the screen are all electrically connected with the rechargeable battery, and the Bluetooth receiving module and the second A/D digital-to-analog converter are in signal connection; the Bluetooth transmitting module transmits the digital signals to the Bluetooth receiving mechanism 4 in a Bluetooth mode, the Bluetooth receiving mechanism 4 receives the digital signals through the Bluetooth receiving module, the digital signals are changed into audio signals to drive the loudspeaker to work and broadcast, and meanwhile, the digital signals are changed into driving signals to drive the screen to display.
When the insulin needleless injector is used, the resistors 7 with different resistance values on the flexible circuit board 1 move up and down when the rotating shaft 5 rotates clockwise or anticlockwise;
the resistors 7 with different positions and different resistance values are connected with the first electrode 2-1 of the electrode assembly 2 in the up-down moving process, the second electrode 2-2 is always in contact with the bottom of the flexible circuit board 1 and serves as a common electrode, and the electrode assembly 2 forms a loop with the second electrode 2-2 through the first electrode 2-1, the resistor 7 and the second electrode 2-2; the transmitting circuit 3 is arranged in the shell 6 at the left end of the electrode component 2;
the first A/D converter in the transmitting circuit 3 converts the current signal received by the electrode assembly 2 into a digital signal and transmits the digital signal to the Bluetooth receiving mechanism 4 through the Bluetooth transmitting module in a Bluetooth mode;
the Bluetooth transmitting module in the Bluetooth receiving mechanism 4 transmits the digital signal to the Bluetooth receiving mechanism 4 in a Bluetooth mode, the Bluetooth receiving mechanism 4 receives the digital signal through the Bluetooth receiving module, the digital signal is changed into an audio signal to drive a loudspeaker to work for broadcasting, and meanwhile, the digital signal is changed into a driving signal to drive a screen to display, so that the principle of voice broadcasting and screen display of the insulin needleless injector is realized.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (4)
1. An insulin needleless injector, characterized in that: the method comprises the following steps:
the outer surface of the flexible circuit board is provided with resistors with different resistance values, and the lower end of the flexible circuit board is provided with a rotating shaft; the rotating shaft is in threaded connection with the shell, and the resistors with different resistance values on the flexible circuit board move up and down when the rotating shaft rotates clockwise or anticlockwise;
the left end of the shell is provided with an electrode assembly, resistors with different positions and different resistance values are connected with a first electrode of the electrode assembly in the up-and-down moving process, a second electrode is always in contact with the bottom of the flexible circuit board and serves as a common electrode, and the electrode assembly forms a loop through the first electrode, the resistors and the second electrode; the left end of the electrode assembly has a transmitting circuit therein.
2. The insulin needleless injector of claim 1, wherein: the transmitting circuit comprises a first A/D digital-to-analog converter, a Bluetooth transmitting module and a button battery, wherein the first A/D digital-to-analog converter and the Bluetooth transmitting module are electrically connected with the button battery, and the first A/D digital-to-analog converter and the Bluetooth transmitting module are in signal connection.
3. An insulin needleless injector as in claim 2 wherein: the Bluetooth receiving mechanism consists of a Bluetooth receiving module, a second A/D digital-to-analog converter, an audio amplifier, a loudspeaker, a screen display driver, a screen and a rechargeable battery; the Bluetooth receiving module, the second A/D digital-to-analog converter, the audio amplifier, the screen display driver and the screen are all electrically connected with the rechargeable battery, and the Bluetooth receiving module and the second A/D digital-to-analog converter are in signal connection.
4. The insulin needleless injector of claim 1, wherein: the principle of the injector is as follows: when the insulin needleless injector is used, the resistors with different resistance values on the flexible circuit board move up and down when the rotating shaft rotates clockwise or anticlockwise;
the resistors with different positions and different resistance values are connected with a first electrode of the electrode assembly in the up-and-down moving process, a second electrode is always in contact with the bottom of the flexible circuit board and serves as a common electrode, and the electrode assembly forms a loop with the second electrode through the first electrode and the resistors; a transmitting circuit is arranged in the shell at the left end of the electrode assembly;
the first A/D converter in the transmitting circuit converts the current signal received by the electrode assembly into a digital signal and transmits the digital signal to the Bluetooth receiving mechanism through the Bluetooth transmitting module in a Bluetooth mode;
the Bluetooth transmitting module in the Bluetooth receiving mechanism transmits the digital signals to the Bluetooth receiving mechanism 4 in a Bluetooth mode, the Bluetooth receiving mechanism 4 receives the digital signals through the Bluetooth receiving module, the digital signals are changed into audio signals to drive a loudspeaker to work for broadcasting, meanwhile, the digital signals are changed into driving signals to be displayed on a screen, and the principle of voice broadcasting and screen display of the insulin needleless injector is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111330401.XA CN113855938A (en) | 2021-11-11 | 2021-11-11 | Insulin needleless injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111330401.XA CN113855938A (en) | 2021-11-11 | 2021-11-11 | Insulin needleless injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113855938A true CN113855938A (en) | 2021-12-31 |
Family
ID=78987842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111330401.XA Pending CN113855938A (en) | 2021-11-11 | 2021-11-11 | Insulin needleless injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113855938A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5135485A (en) * | 1991-02-25 | 1992-08-04 | Louis Cohen | Capacitance-type fluid level sensor for i.v. and catheter bags |
| US5628309A (en) * | 1996-01-25 | 1997-05-13 | Raya Systems, Inc. | Meter for electrically measuring and recording injection syringe doses |
| WO2000037129A1 (en) * | 1998-12-22 | 2000-06-29 | Alcor Medical Instruments | Method and device for monitoring fluid level |
| CN101405582A (en) * | 2006-03-20 | 2009-04-08 | 诺沃―诺迪斯克有限公司 | Determination of cartridge content by capacitive means |
| KR20140101255A (en) * | 2013-02-08 | 2014-08-19 | 서현배 | Patch type infusion pump |
| CN105477749A (en) * | 2016-01-13 | 2016-04-13 | 北京步腾医学科技有限公司 | Disposable needle-free spring syringe |
| CN205163805U (en) * | 2015-12-01 | 2016-04-20 | 北京大学第一医院 | Portable infusion device |
| CN110793591A (en) * | 2018-08-01 | 2020-02-14 | 上海熊猫机械(集团)有限公司 | Signal adapter based on liquid level meter |
| US20200054832A1 (en) * | 2016-10-18 | 2020-02-20 | Eoflow Co., Ltd. | Liquid medicine injection device |
| CN211357190U (en) * | 2019-06-27 | 2020-08-28 | 莆田市烛火信息技术有限公司 | Insulin needleless injector |
| CN113464587A (en) * | 2020-03-31 | 2021-10-01 | 敏思工业公司 | Coupler and controller assembly including a non-contact linear inductive position sensor |
-
2021
- 2021-11-11 CN CN202111330401.XA patent/CN113855938A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5135485A (en) * | 1991-02-25 | 1992-08-04 | Louis Cohen | Capacitance-type fluid level sensor for i.v. and catheter bags |
| US5628309A (en) * | 1996-01-25 | 1997-05-13 | Raya Systems, Inc. | Meter for electrically measuring and recording injection syringe doses |
| WO2000037129A1 (en) * | 1998-12-22 | 2000-06-29 | Alcor Medical Instruments | Method and device for monitoring fluid level |
| CN101405582A (en) * | 2006-03-20 | 2009-04-08 | 诺沃―诺迪斯克有限公司 | Determination of cartridge content by capacitive means |
| KR20140101255A (en) * | 2013-02-08 | 2014-08-19 | 서현배 | Patch type infusion pump |
| CN205163805U (en) * | 2015-12-01 | 2016-04-20 | 北京大学第一医院 | Portable infusion device |
| CN105477749A (en) * | 2016-01-13 | 2016-04-13 | 北京步腾医学科技有限公司 | Disposable needle-free spring syringe |
| US20200054832A1 (en) * | 2016-10-18 | 2020-02-20 | Eoflow Co., Ltd. | Liquid medicine injection device |
| CN110793591A (en) * | 2018-08-01 | 2020-02-14 | 上海熊猫机械(集团)有限公司 | Signal adapter based on liquid level meter |
| CN211357190U (en) * | 2019-06-27 | 2020-08-28 | 莆田市烛火信息技术有限公司 | Insulin needleless injector |
| CN113464587A (en) * | 2020-03-31 | 2021-10-01 | 敏思工业公司 | Coupler and controller assembly including a non-contact linear inductive position sensor |
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Application publication date: 20211231 |
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| RJ01 | Rejection of invention patent application after publication |