CN109907880B - Eye drop dropping system for eye treatment - Google Patents
Eye drop dropping system for eye treatment Download PDFInfo
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- CN109907880B CN109907880B CN201910298309.6A CN201910298309A CN109907880B CN 109907880 B CN109907880 B CN 109907880B CN 201910298309 A CN201910298309 A CN 201910298309A CN 109907880 B CN109907880 B CN 109907880B
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Abstract
An eye drop dropping system for eye treatment comprises a liquid delivery pipe (YTSSG), a peristaltic pump (B1), a shield (S1), a liquid nozzle (YZ), a first navigation ring (DHH1), a second navigation ring (DHH2), a ground ring (JDH1), a first sensor (SXT1), a second sensor (SXT2), a control module, an electrostatic generator and a first electrostatic switch. The invention adopts electrostatic navigation to provide thrust for the liquid drops, and can stably control the size of the liquid drops and simultaneously stably grasp the liquid dropping time.
Description
Technical Field
The invention relates to a medical article, in particular to an eye drop dropping system for eye treatment.
Background
The eye drop is a common eye treatment means, the quantitative positioning of the eye drop in the prior art is difficult to grasp, and the eye drop depends on the hand feeling of an operator, so that the eye drop is easy to cause waste and inaccurate.
Disclosure of Invention
In order to solve the above problems, the present invention provides an ophthalmic aqueous solution system for eye treatment, which is described below.
1. An ophthalmic aqueous droplet system for eye treatment, characterized in that: the device comprises a liquid conveying pipe (YTSSG), a peristaltic pump (B1), a shield (S1), a liquid nozzle (YZ), a first navigation ring (DHH1), a second navigation ring (DHH2), a ground ring (JDH1), a first sensor (SXT1) and a second sensor (SXT 2);
the first navigation ring (DHH1), the second navigation ring (DHH2) and the ground ring (JDH1) are made of conductive materials;
the shield (S1) is made of insulating material;
the liquid nozzle (YZ) is positioned at the top of the shield (S1);
the inner diameter of the first navigation ring (DHH1) is larger than the outer diameter of the liquid nozzle (YZ);
the height of the first navigation ring (DHH1) is less than the height of the liquid nozzle (YZ);
the horizontal position of the lower end surface of the first navigation ring (DHH1) is higher than that of the lower end surface of the liquid nozzle (YZ);
the inner diameter of the second navigation ring (DHH2) is larger than the outer diameter of the first navigation ring (DHH 1);
the device of the second navigation ring (DHH2) is arranged below the first navigation ring (DHH1), and the surface of the second navigation ring (DHH2) is provided with an insulating layer;
the first navigation ring (DHH1), the second navigation ring (DHH2) are coaxial;
the wall of the shield (S1) has a light transmission hole (TGK) with a diameter less than 2 mm for penetrating natural light into the shield (S1) to guide the opening of the eyes of the human covered by the shield;
the inner diameter of the grounding ring (JDH1) is larger than the outer diameter of the second navigation ring (DHH 2);
a ground ring (JDH1) located below the shield and contactable with skin around the periphery of a human eye;
the liquid conveying pipe (YTSSG) is communicated with the liquid nozzle (YZ), the peristaltic pump (B1) is positioned on the liquid conveying pipe (YTSSG), and the peristaltic pump (B1) is used for conveying liquid to the liquid nozzle (YZ) in a quantitative mode so as to form liquid drops (YD) at the lower end of the liquid nozzle (YZ).
The device also comprises a control module, an electrostatic generator and a first electrostatic switch;
the control module is connected with the first sensor (SXT1), and the control module can acquire images of the liquid drop (YD) through the first sensor (SXT 1);
the control module is connected with a second sensor (SXT2), and the control module can acquire images of the human eyes through the second sensor (SXT 2);
the control module is connected with the peristaltic pump (B1), and the control module can control the operation of the peristaltic pump (B1);
the control module is connected with the electrostatic generator and can control the start and stop of the electrostatic generator and output electrostatic voltage; the control module is connected with the control end of the first electrostatic switch and can control the conduction and the cut-off of the conductive channel of the first electrostatic switch;
the first end of the conductive channel of the first electrostatic switch is electrically connected with the second output electrode of the electrostatic generator, and the second end of the conductive channel of the first electrostatic switch is electrically connected with the second navigation ring (DHH 2);
the first navigation loop (DHH1) has an electrical connection with the first output electrode of the electrostatic generator;
the first navigation loop (DHH1) has an electrical connection with earth ground;
the grounding ring (JDH1) is electrically connected with the ground;
the liquid conveying pipe (YTSSG) is electrically connected with the ground.
Further: the shield (S1) is made of a ceramic material.
Further: the first navigation ring (DHH1) is made of metal.
Further: the first navigation ring (DHH1) is made of metal.
Further: the second navigation ring (DHH2) is made of metal.
Further: the grounding ring (JDH1) is made of metal.
Further: the liquid nozzle (YZ) is made of metal.
Further: the first sensor (SXT1) is a camera.
Further: the second sensor (SXT2) is a camera.
The technical effects are as follows: the invention adopts electrostatic navigation to provide thrust for the liquid drops, and can stably control the size of the liquid drops and simultaneously stably grasp the liquid dropping time.
Drawings
Fig. 1 is a structural diagram of embodiment 1 of the present invention, in which a light transmission window (TGC) is a photographing light source of a first camera.
FIG. 2 is a schematic diagram of an electrostatically propelled droplet according to embodiment 1 of the present invention, in which the droplet is subjected to its own weight, electrostatic repulsive force of a first navigation ring, and electrostatic attractive force of a second navigation ring; the first electrostatic switch is a relay.
Fig. 3 is a system framework diagram of embodiment 1 of the present invention.
Fig. 4 is a flow chart of a main program of a control module of embodiment 2 of the present invention.
Fig. 5 is a flow chart of a main program of a control module of embodiment 3 of the present invention.
Fig. 6 is a flowchart of a droplet preparation flow of the control module of embodiment 4 of the present invention.
Detailed Description
Example 1, as shown in fig. 1 to 3, an ophthalmic aqueous drop system for eye treatment, characterized in that: the device comprises a liquid conveying pipe (YTSSG), a peristaltic pump (B1), a shield (S1), a liquid nozzle (YZ), a first navigation ring (DHH1), a second navigation ring (DHH2), a ground ring (JDH1), a first sensor (SXT1) and a second sensor (SXT 2);
the first navigation ring (DHH1), the second navigation ring (DHH2) and the ground ring (JDH1) are made of conductive materials;
the shield (S1) is made of insulating material;
the liquid nozzle (YZ) is positioned at the top of the shield (S1);
the inner diameter of the first navigation ring (DHH1) is larger than the outer diameter of the liquid nozzle (YZ);
the height of the first navigation ring (DHH1) is less than the height of the liquid nozzle (YZ);
the horizontal position of the lower end surface of the first navigation ring (DHH1) is higher than that of the lower end surface of the liquid nozzle (YZ);
the inner diameter of the second navigation ring (DHH2) is larger than the outer diameter of the first navigation ring (DHH 1);
the device of the second navigation ring (DHH2) is arranged below the first navigation ring (DHH1), and the surface of the second navigation ring (DHH2) is provided with an insulating layer;
the first navigation ring (DHH1), the second navigation ring (DHH2) are coaxial;
the wall of the shield (S1) has a light transmission hole (TGK) with a diameter less than 2 mm for penetrating natural light into the shield (S1) to guide the opening of the eyes of the human covered by the shield;
the inner diameter of the grounding ring (JDH1) is larger than the outer diameter of the second navigation ring (DHH 2);
a ground ring (JDH1) located below the shield and contactable with skin around the periphery of a human eye;
the liquid conveying pipe (YTSSG) is communicated with the liquid nozzle (YZ), the peristaltic pump (B1) is positioned on the liquid conveying pipe (YTSSG), and the peristaltic pump (B1) is used for conveying liquid to the liquid nozzle (YZ) in a quantitative mode so as to form liquid drops (YD) at the lower end of the liquid nozzle (YZ).
The device also comprises a control module, an electrostatic generator and a first electrostatic switch;
the control module is connected with the first sensor (SXT1), and the control module can acquire images of the liquid drop (YD) through the first sensor (SXT 1);
the control module is connected with a second sensor (SXT2), and the control module can acquire images of the human eyes through the second sensor (SXT 2);
the control module is connected with the peristaltic pump (B1), and the control module can control the operation of the peristaltic pump (B1);
the control module is connected with the electrostatic generator and can control the start and stop of the electrostatic generator and output electrostatic voltage; the control module is connected with the control end of the first electrostatic switch and can control the conduction and the cut-off of the conductive channel of the first electrostatic switch;
the first end of the conductive channel of the first electrostatic switch is electrically connected with the second output electrode of the electrostatic generator, and the second end of the conductive channel of the first electrostatic switch is electrically connected with the second navigation ring (DHH 2);
the first navigation loop (DHH1) has an electrical connection with the first output electrode of the electrostatic generator;
the first navigation loop (DHH1) has an electrical connection with earth ground;
the grounding ring (JDH1) is electrically connected with the ground;
the liquid conveying pipe (YTSSG) is electrically connected with the ground.
Embodiment 2, the eye drop system for eye treatment as in embodiment 1, the control module having a main control program with the following operating steps:
step 2, preparing eye drops through a drop preparation process;
step 3, entering an eye opening identification process until the eyes of the user are detected to be opened;
step 4, putting the first electrostatic switch in a switch-on state;
step 5, turning on the 'electrostatic generator' to start driving the eye drops;
step 6, entering a liquid drop falling observation process until the liquid drop falling is found;
step 7, turning off the electrostatic generator, and putting the first electrostatic switch into a disconnected state;
and 8, ending.
Embodiment 3, the eye drop system for eye treatment as in embodiment 2, the control module having a main control program, the main control program having the following steps:
step 2, preparing eye drops through a drop preparation process;
step 3, entering an eye opening identification process until the eyes of the user are detected to be opened;
step 4, putting the first electrostatic switch in a switch-on state;
step 5, starting the thread 6.a and entering step 6. b;
step 6.a, starting the 'electrostatic generator' to drive the eye drops;
step 6.b, entering a liquid drop falling observation process until the liquid drop falling is found, and then entering step 7;
step 7, turning off the electrostatic generator, and putting the first electrostatic switch into a disconnected state;
and 8, ending.
Example 4, the eye drop system for eye treatment as in example 2 or 3, wherein the master control program has a drop preparation procedure with the following steps:
step 2, starting a peristaltic pump B1';
step 3, acquiring an image from the 'first camera';
step 4, judging whether the size of the liquid drop below the liquid nozzle reaches a preset size according to the image acquired in the previous step, if so, entering step 5, and if not, entering step 3;
step 5, closing the peristaltic pump B1';
and 6, ending.
Claims (4)
1. An ophthalmic aqueous droplet system for eye treatment, characterized in that: the device comprises a liquid conveying pipe (YTSSG), a peristaltic pump (B1), a shield (S1), a liquid nozzle (YZ), a first navigation ring (DHH1), a second navigation ring (DHH2), a ground ring (JDH1), a first sensor (SXT1) and a second sensor (SXT 2); the first navigation ring (DHH1), the second navigation ring (DHH2) and the ground ring (JDH1) are made of conductive materials; the shield (S1) is made of insulating material; the liquid nozzle (YZ) is positioned at the top of the shield (S1); the inner diameter of the first navigation ring (DHH1) is larger than the outer diameter of the liquid nozzle (YZ); the height of the first navigation ring (DHH1) is less than the height of the liquid nozzle (YZ); the horizontal position of the lower end surface of the first navigation ring (DHH1) is higher than that of the lower end surface of the liquid nozzle (YZ); the inner diameter of the second navigation ring (DHH2) is larger than the outer diameter of the first navigation ring (DHH 1); the device of the second navigation ring (DHH2) is arranged below the first navigation ring (DHH1), and the surface of the second navigation ring (DHH2) is provided with an insulating layer; the first navigation ring (DHH1), the second navigation ring (DHH2) are coaxial; the wall of the shield (S1) has a light transmission hole (TGK) with a diameter less than 2 mm for penetrating natural light into the shield (S1) to guide the opening of the eyes of the human covered by the shield; the inner diameter of the grounding ring (JDH1) is larger than the outer diameter of the second navigation ring (DHH 2); a ground ring (JDH1) located below the shield and contactable with skin around the periphery of a human eye; the liquid conveying pipe (YTSSG) is communicated with the liquid nozzle (YZ), the peristaltic pump (B1) is positioned on the liquid conveying pipe (YTSSG), and the peristaltic pump (B1) is used for conveying liquid to the liquid nozzle (YZ) in a quantitative mode so as to form liquid drops (YD) at the lower end of the liquid nozzle (YZ); the device also comprises a control module, an electrostatic generator and a first electrostatic switch; the control module is connected with the first sensor (SXT1), and the control module can acquire images of the liquid drop (YD) through the first sensor (SXT 1); the control module is connected with a second sensor (SXT2), and the control module can acquire images of the human eyes through the second sensor (SXT 2); the control module is connected with the peristaltic pump (B1), and the control module can control the operation of the peristaltic pump (B1); the control module is connected with the electrostatic generator and can control the start and stop of the electrostatic generator and output electrostatic voltage; the control module is connected with the control end of the first electrostatic switch and can control the conduction and the cut-off of the conductive channel of the first electrostatic switch; the first end of the conductive channel of the first electrostatic switch is electrically connected with the second output electrode of the electrostatic generator, and the second end of the conductive channel of the first electrostatic switch is electrically connected with the second navigation ring (DHH 2); the first navigation loop (DHH1) has an electrical connection with the first output electrode of the electrostatic generator; the first navigation loop (DHH1) has an electrical connection with earth ground; the grounding ring (JDH1) is electrically connected with the ground; the liquid in the liquid conveying pipe (YTSSG) is electrically connected with the ground; the shield (S1) is made of ceramic material; the first navigation ring (DHH1) is made of metal; the first sensor (SXT1) is a camera; the second sensor (SXT2) is a camera;
the control module is provided with a main control program, and the main control program comprises the following operation steps:
step 1, starting;
step 2, preparing eye drops through a drop preparation process;
step 3, entering an eye opening identification process until the eyes of the user are detected to be opened;
step 4, putting the first electrostatic switch in a switch-on state;
step 5, turning on the 'electrostatic generator' to start driving the eye drops;
step 6, entering a liquid drop falling observation process until the liquid drop falling is found;
step 7, turning off the electrostatic generator, and putting the first electrostatic switch into a disconnected state;
step 8, ending;
the main control program has a droplet preparation flow, and the droplet preparation flow has the following operation steps:
step 1, starting;
step 2, starting a 'peristaltic pump (B1)';
step 3, acquiring an image from the 'first camera';
step 4, judging whether the size of the liquid drop below the liquid nozzle reaches a preset size according to the image acquired in the previous step, if so, entering step 5, and if not, entering step 3;
step 5, turning off 'peristaltic pump (B1)';
and 6, ending.
2. An eye drop dripping system for eye treatment according to claim 1, wherein: the second navigation ring (DHH2) is made of metal.
3. An eye drop dripping system for eye treatment according to claim 1, wherein: the grounding ring (JDH1) is made of metal.
4. An eye drop dripping system for eye treatment according to claim 1, wherein: the liquid nozzle (YZ) is made of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910298309.6A CN109907880B (en) | 2019-04-15 | 2019-04-15 | Eye drop dropping system for eye treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910298309.6A CN109907880B (en) | 2019-04-15 | 2019-04-15 | Eye drop dropping system for eye treatment |
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| CN109907880A CN109907880A (en) | 2019-06-21 |
| CN109907880B true CN109907880B (en) | 2021-07-20 |
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Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2345010B (en) * | 1998-12-17 | 2002-12-31 | Electrosols Ltd | A delivery device |
| JP2008264728A (en) * | 2007-04-24 | 2008-11-06 | Daikin Ind Ltd | Electrostatic spray apparatus |
| CN101138791A (en) * | 2007-10-16 | 2008-03-12 | 天津大学 | Even-sized particles producing device and method for preparing the same |
| US20110092925A1 (en) * | 2009-10-21 | 2011-04-21 | Voss Leslie A | Liquid dispensing with blink detection |
| EP2593055A1 (en) * | 2010-07-15 | 2013-05-22 | Corinthian Ophthalmic, Inc. | Method and system for performing remote treatment and monitoring |
| AU2011278934B2 (en) * | 2010-07-15 | 2015-02-26 | Eyenovia, Inc. | Drop generating device |
| MX2014012313A (en) * | 2012-04-10 | 2015-06-05 | Corinthian Ophthalmic Inc | Spray ejector mechanisms and devices providing charge isolation and controllable droplet charge, and low dosage volume opthalmic administration. |
| JP5271437B1 (en) * | 2012-05-14 | 2013-08-21 | ナガセテクノエンジニアリング株式会社 | Electrostatic coating apparatus and liquid coating method |
| CN103008672B (en) * | 2012-12-14 | 2015-08-19 | 大连理工大学 | Pulse small hole many vibrating arms gunite efficiently prepares method and the device of homogeneous spherical micro-particle |
| GB201820065D0 (en) * | 2015-05-12 | 2019-01-23 | Ajaelo Ikem | Electronic drop dispensing device and method of operation thereof |
| CN105107558A (en) * | 2015-09-14 | 2015-12-02 | 安徽博微长安电子有限公司 | Full-automatic droplet formation system and control method thereof |
| CN107179287B (en) * | 2016-03-09 | 2020-12-08 | 东京毅力科创株式会社 | Droplet inspection apparatus and droplet inspection method |
| CN106228875B (en) * | 2016-09-29 | 2019-01-22 | 河海大学常州校区 | A kind of drop hits liquid film visualized experiment platform and its application method |
| CN107153018B (en) * | 2017-06-20 | 2019-07-05 | 上海交通大学 | A kind of droplet generator and drop manufacturing method |
| CN108031573A (en) * | 2018-01-28 | 2018-05-15 | 北京工业大学 | The regulation and control method of single drop electrostatic spraying system steady operation |
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