CN106924043A - Medicine quantitatively aspirates control method and device - Google Patents
Medicine quantitatively aspirates control method and device Download PDFInfo
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- CN106924043A CN106924043A CN201710071738.0A CN201710071738A CN106924043A CN 106924043 A CN106924043 A CN 106924043A CN 201710071738 A CN201710071738 A CN 201710071738A CN 106924043 A CN106924043 A CN 106924043A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2096—Combination of a vial and a syringe for transferring or mixing their contents
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/22—Arrangements for transferring or mixing fluids, e.g. from vial to syringe with means for metering the amount of fluid
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- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
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Abstract
Control method and a kind of quantitative suction control device of medicine are quantitatively aspirated the invention discloses a kind of medicine.The medicine quantitatively aspirates control method by carrying out obtaining syringe medicine suction image information when medicine is aspirated, actual medicine aspiration is calculated, after comparing with predetermined medicine aspiration, by subsequent operation, the actual medicine aspiration of adjustment, makes it be consistent with predetermined medicine aspiration.The quantitative suction control device of the medicine includes the module for realizing above-mentioned functions.Medicine of the invention quantitatively aspirates control method and device, improves the operating efficiency and order of accuarcy of quantitative aspiration procedure, and goes for the cillin bottle and ampoule bottle of various concrete shapes, applied widely.
Description
Technical field
The present invention relates to field of medical technology.More particularly it relates to a kind of medicine quantitatively aspirates control method
And a kind of quantitative suction control device of medicine.
Background technology
Medical personnel's daily need of hospital carries out substantial amounts of compounding medicine work, needs to dissolve for powder medicine
After dilute, aqua medicine can directly be diluted, and be directed to the suction of substantial amounts of medicine, the process of injection.Prepare by hand
The process of liquid, consume the substantial amounts of time and efforts of nursing staff, while nursing staff for a long time exposed to various medicines,
In solvent, the work risk of nursing staff is substantially increased.And, during making up a prescription, due to molten medicine repeatedly, inhale medicine, note
The process such as penetrate, easily pollute liquid, greatly negative effect is also brought safely to clinical application.
In order to solve the above problems, occur in that some can be with the device of automated dispensing.But, existing automated dispensing dress
Put, it is impossible to easily carry out quantitative suction；The verification of quantitative suction mainly is carried out by way of weighing at present, this mode is needed
Repeatedly to aspirate and weigh, clamping repeatedly be needed in operation and is weighed, increased the complexity of automated dispensing system operating process
Degree, and inefficiency.
Accordingly, it would be desirable to developing a kind of medicine quantitatively aspirates control method, quantitative suction can be accurately controlled, while improving
Operating efficiency.
The content of the invention
Therefore, in view of the above problems, control is quantitatively aspirated it is an object of the invention to provide a kind of more accurate, efficient medicine
Method and realize the quantitative suction control device of medicine of the method.
According to an aspect of the present invention, there is provided a kind of medicine quantitatively aspirates control method, comprises the following steps：
Control carries out pre-suction operation；
Identification injector syringe bottom and maximum scale line position, generates injector syringe bottom and maximum scale line in advance
Positional information；
According to the injector syringe bottom and maximum scale line position information, the pixel unit in picture altitude direction is calculated
Physical height；
Generation medicine suction instruction and the suction image information acquisition instruction of syringe medicine；
According to medicine suction instruction and the suction image information acquisition instruction of syringe medicine, medicine suction is carried out, and
Obtain syringe medicine suction image information；
Image information is aspirated according to acquired syringe medicine, actual medicine aspiration is calculated；
The control ratio actual medicine aspiration and predetermined medicine aspiration, generate comparative result information, and according to institute
Comparative result information is stated, it is determined that proceed medicine suction, discharge part medicine or medicine suction completing.
Further, an embodiment of the invention, medicine of the invention quantitatively aspirates control method, described
Before " aspirating image information according to acquired syringe medicine, calculate actual medicine aspiration " step, also include：
Image information is aspirated according to acquired syringe medicine, whether there is liquid level to arrive in analysis scheduled time inner injector
Up to precalculated position, analysis result information is generated；
According to the analysis result information, generation continues to aspirate command information or the command information that reports an error.
Further, during medicine of the invention quantitatively aspirates control method, " aspirated according to acquired syringe medicine
The step of image information, the actual medicine aspiration of calculating ", includes following sub-step：
Image information is aspirated according to acquired syringe medicine, liquid level bottom position information is obtained；
Based on the injector syringe bottom position information, liquid level pixels tall is calculated；
According to the liquid level pixels tall, liquid level actual height is calculated；
According to the liquid level actual height, the actual medicine aspiration is calculated.
Further, another embodiment of the invention, medicine of the invention is quantitatively aspirated in control method, institute
Stating " control carries out pre-suction operation " step includes：Syringe needle is inserted medicine bottle bottom to be pumped by control；Set with control
Syringe level detection region.
More specifically, " control the carries out pre-suction operation " step also includes：Background light source is opened in control.
According to another aspect of the present invention, there is provided a kind of quantitative suction control device of medicine, described device includes：
Pre-suction module, for controlling to carry out pre-suction operation；
Pre-identification module, identification injector syringe bottom and maximum scale line position, generates injector syringe bottom in advance
And maximum scale line position information；
First computing module, for according to the injector syringe bottom and maximum scale line position information, calculating image
The pixel unit physical height of short transverse；
Operational order generation module, refers to for generating medicine suction instruction and syringe medicine suction image information acquisition
Order；
Suction and image collection module, for being obtained according to medicine suction instruction and syringe medicine suction image information
Instruction fetch, carries out medicine suction, and obtain syringe medicine suction image information；
Aspiration computing module, image information is aspirated according to acquired syringe medicine, calculates actual medicine aspiration；
Aspiration compares adjusting module, raw for the control ratio actual medicine aspiration and predetermined medicine aspiration
Into comparative result information, and according to the comparative result information, it is determined that proceeding suction, discharge part medicine or quantitatively taking out
Suck into.
Further, the quantitative suction control device of medicine of the invention also includes：
Liquid level preliminary examination module, image information is aspirated for the syringe medicine acquired in basis, note in the analysis scheduled time
Whether there is liquid level to reach in emitter, generate analysis result information；
According to the analysis result information, generation continues to aspirate command information or the command information that reports an error.
Further, in the quantitative suction control device of medicine of the invention, the aspiration computing module includes following son
Module：
Liquid level position recognizes submodule, and image information is aspirated for the syringe medicine acquired in basis, obtains liquid level bottom
Portion's positional information；
Liquid level pixels tall calculating sub module, for based on the injector syringe bottom position information, calculating liquid level picture
Plain height；
Liquid level actual height calculating sub module, for according to the liquid level pixels tall, calculating liquid level actual height；
Actual medicine aspiration calculating sub module, takes out for according to the liquid level actual height, calculating the actual medicine
Pipette.
Further, in the quantitative suction control device of medicine of the invention, the pre-suction module includes：
Syringe needle inserts submodule, for controlling for syringe needle to insert medicine bottle bottom to be pumped；With
Detection zone sets submodule, for controlling setting syringe level detection region.
More specifically, the pre-suction module also includes：Light source control module, for controlling to open background light source.
Beneficial effect
Control method and medicine suction control device are aspirated by medicine of the invention, existing quantitative suction control is solved
In method processed, it is necessary to weigh repeatedly, operating process is complicated, inefficiency the problems such as, improve the work effect of quantitative aspiration procedure
Rate and order of accuarcy, and medicine of the invention suction control method goes for the cillin bottle and ampoule of various concrete shapes
Bottle, it is applied widely.
Brief description of the drawings
Fig. 1 is the flow chart of the compounding medicine method according to embodiments of the invention 1；
Fig. 2 is the block diagram according to the quantitative suction control device of the medicine of embodiments of the invention 3.
Specific embodiment
One embodiment of the invention provides a kind of medicine and quantitatively aspirates control method, and methods described includes following step
Suddenly：
(1) control carries out pre-suction operation.
In this step, it is that suction operation is prepared accordingly." control the carries out pre-suction operation " step can be with
Including：Syringe needle is inserted medicine bottle bottom to be pumped by control；With control setting syringe level detection region.
Further, described " control carries out pre-suction operation " step can also include：Background light source is opened in control.
Pre-suction operation of the invention includes but is not limited to above step.
(2) injector syringe bottom and maximum scale line position, generation injector syringe bottom and maximum quarter are recognized in advance
Degree line position information.
Specifically, in this step, to the injector syringe bottom for being used and syringe maximum scale line in the picture
Position be identified, generate corresponding positional information.
(3) according to the injector syringe bottom and maximum scale line position information, the pixel in picture altitude direction is calculated
Unit physical height.
Specifically, according to the injector syringe bottom and maximum scale line position information, with injector syringe bottom position
Put as reference position, injector syringe is subtracted with syringe maximum scale line position (specially maximum scale line height and position)
Bottom level position, calculates the pixel unit physical height in picture altitude direction.
(4) generation medicine suction instruction and the suction image information acquisition instruction of syringe medicine.
In this step, in order to carry out medicine aspirate when simultaneously persistently acquisition aspiration procedure in syringe medicine suction figure
As information, generation medicine suction instruction, and generation syringe medicine suction image information acquisition instruction simultaneously.
(5) according to medicine suction instruction and the suction image information acquisition instruction of syringe medicine, medicine suction is carried out,
And obtain syringe medicine suction image information.
Specifically, in this step, according to corresponding command information, medicine suction is carried out, and controls to obtain injection
Device medicine aspirates image information.More specifically, in aspiration procedure, at predetermined time intervals, for example with three to ten frame per second when
Between be spaced, persistently obtain syringe medicine suction image information.
(6) the syringe medicine suction image information according to acquired in, calculates actual medicine aspiration.
In this step, using foregoing injector syringe bottom position as reference position, according to acquired syringe medicine
Product aspirate image information, calculate actual medicine aspiration.
Further, the step specifically includes following sub-step：
Image information is aspirated according to acquired syringe medicine, liquid level bottom position information is obtained；
Based on the injector syringe bottom position information, liquid level pixels tall is calculated；
According to the liquid level pixels tall, liquid level actual height is calculated；
According to the liquid level actual height, the actual medicine aspiration is calculated.
Specifically, image information is aspirated according to acquired syringe medicine, the position of liquid level, obtains liquid in identification image
Face bottom position information, specially liquid level bottom level positional information；Based on the injector syringe bottom position information, specifically
It is injector syringe bottom level positional information, injector syringe bottom level is subtracted with liquid level bottom, liquid can be calculated
Face pixels tall；The pixel unit physical height in the picture altitude direction according to obtained by foregoing calculating and the liquid level pixel are high
Degree, can be calculated liquid level actual height；Afterwards, according to the liquid level actual height, you can calculate the actual medicine and take out
Pipette, for example, the capacity of syringe used, it is known that i.e. understand unit height corresponding to volume, with gained liquid level actual height
It is multiplied by the volume corresponding to unit height, you can obtain actual medicine aspiration.
(7) the control ratio actual medicine aspiration and predetermined medicine aspiration, generation comparative result information, and according to
The comparative result information, it is determined that proceed medicine suction, discharge part medicine or medicine suction completing.
Specifically, in this step, by resulting actual medicine aspiration, with predetermined medicine aspiration, i.e. basis
Need default medicine aspiration to be compared, generate comparative result information, for example, actual medicine aspiration be less than, more than or
Person is equal to predetermined medicine aspiration, according to the comparative result information, if for example, actual medicine aspiration is less than predetermined medicine
Aspiration, it is determined that proceed medicine suction；If actual medicine aspiration is more than predetermined medicine aspiration, control is excluded
Some Drugs；If actual medicine aspiration is whole to be equal to well predetermined medicine aspiration, can determine that medicine suction is completed.
Medicine of the invention quantitatively aspirates the order that control method is not limited to be represented by above sequence number and carries out, and each step can
Sequentially to carry out as needed simultaneously or with other.
Medicine of the invention quantitatively aspirates control method, goes for the cillin bottle and ampoule of various concrete shapes
Bottle, solve in existing quantitatively suction control method, it is necessary to weigh repeatedly, operating process is complicated, inefficiency the problems such as, carry
The operating efficiency and order of accuarcy of quantitative aspiration procedure are risen.
Further, medicine of the invention quantitatively aspirates control method, " is taken out according to acquired syringe medicine described
Before suction image information, the actual medicine aspiration of calculating " step, also include：
Image information is aspirated according to acquired syringe medicine, whether there is liquid level to arrive in analysis scheduled time inner injector
Reach, generate analysis result information；
According to the analysis result information, generation continues to aspirate command information or the command information that reports an error.
Specifically, in this step, to medicine, whether normally suction carries out preliminary examination." according to acquired syringe medicine
Before product suction image information, the actual medicine aspiration of calculating " step, image information is aspirated according to acquired syringe medicine,
Whether there is liquid level to reach precalculated position in analysis scheduled time inner injector, if thering is liquid level to reach in scheduled time inner injector
(that is, there is liquid level) in the presumptive area of scheduled time inner injector in precalculated position, then generate analysis result information, such as liquid level
Arrival information, information explanation suction is normally carried out, and according to the information, generation continues to aspirate command information, and proceeds to take out
Inhale；Or if there is no liquid level to reach precalculated position (that is, the fate of scheduled time inner injector in scheduled time inner injector
Do not occur liquid level in domain), then analysis result information is generated, information for example is reached without liquid level, information explanation suction is abnormal,
According to the information, the command information that reports an error is generated, and reported an error.
According to another aspect of the present invention, there is provided a kind of quantitative suction control device of medicine, medicine of the invention is quantitatively taken out
Inhaling control device can realize that medicine of the invention quantitatively aspirates control method, it is possible to achieve more efficient, accurate medicine suction
Control.In the present invention, described " module " can refer to the hardware in an independent device, or a device, or
The software module for completing corresponding function can also be referred to, its specific form of expression is not limited.
The quantitative suction control device of medicine of the invention includes：
Pre-suction module, for controlling to carry out pre-suction operation；
Pre-identification module, identification injector syringe bottom and maximum scale line position, generates injector syringe bottom in advance
And maximum scale line position information；
First computing module, for according to the injector syringe bottom and maximum scale line position information, calculating image
The pixel unit physical height of short transverse；
Operational order generation module, refers to for generating medicine suction instruction and syringe medicine suction image information acquisition
Order；
Suction and image collection module, for being obtained according to medicine suction instruction and syringe medicine suction image information
Instruction fetch, carries out medicine suction, and obtain syringe medicine suction image information；
Aspiration computing module, image information is aspirated according to acquired syringe medicine, calculates actual medicine aspiration；
Aspiration compares adjusting module, raw for the control ratio actual medicine aspiration and predetermined medicine aspiration
Into comparative result information, and according to the comparative result information, it is determined that proceeding suction, discharge part medicine or quantitatively taking out
Suck into.
Further, the quantitative suction control device of medicine of the invention also includes：
Liquid level preliminary examination module, image information is aspirated for the syringe medicine acquired in basis, note in the analysis scheduled time
Whether there is liquid level to reach in emitter, generate analysis result information；
According to the analysis result information, generation continues to aspirate command information or the command information that reports an error.
Further, in the quantitative suction control device of medicine of the invention, the aspiration computing module includes following son
Module：
Liquid level position recognizes submodule, and image information is aspirated for the syringe medicine acquired in basis, obtains liquid level bottom
Portion's positional information；
Liquid level pixels tall calculating sub module, for based on the injector syringe bottom position information, calculating liquid level picture
Plain height；
Liquid level actual height calculating sub module, for according to the liquid level pixels tall, calculating liquid level actual height；
Actual medicine aspiration calculating sub module, takes out for according to the liquid level actual height, calculating the actual medicine
Pipette.
Further, in the quantitative suction control device of medicine of the invention, the pre-suction module includes：
Syringe needle inserts submodule, for controlling for syringe needle to insert medicine bottle bottom to be pumped；With
Detection zone sets submodule, for controlling setting syringe level detection region.
More specifically, the pre-suction module also includes：Light source control module, for controlling to open background light source.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the present invention, not
For limiting the present invention.
[embodiment 1]
As shown in figure 1, the present invention provides a kind of medicine quantitatively aspirates control method, comprise the following steps：
(1) control carries out pre-suction operation.
Specifically, in embodiment 1, " control carries out pre-suction operation " step can include：Control syringe needle
Insert medicine bottle bottom to be pumped；Background light source is opened in control setting syringe level detection region, and control.
Pre-suction operation of the invention includes but is not limited to above step.
(2) injector syringe bottom and maximum scale line position, generation injector syringe bottom and maximum quarter are recognized in advance
Degree line position information.
Specifically, in this step, to the injector syringe bottom for being used and syringe maximum scale line in the picture
Position be identified, generate corresponding positional information.
(3) according to the injector syringe bottom and maximum scale line position information, the pixel in picture altitude direction is calculated
Unit physical height.
Specifically, in this step, using injector syringe bottom position as reference position, with syringe maximum scale line
Position (specially maximum scale line height and position) subtracts injector syringe bottom level position, calculates the picture in picture altitude direction
Primitive unit cell physical height.
(4) generation medicine suction instruction and the suction image information acquisition instruction of syringe medicine.
In this step, in order to carry out medicine aspirate when simultaneously persistently acquisition aspiration procedure in syringe medicine suction figure
As information, generation medicine suction instruction, and generation syringe medicine suction image information acquisition instruction simultaneously.
(5) according to medicine suction instruction and the suction image information acquisition instruction of syringe medicine, medicine suction is carried out,
And obtain syringe medicine suction image information.
Specifically, in this step, medicine suction is carried out, in aspiration procedure, at predetermined time intervals, such as with per second three
To the time interval of ten frames, syringe medicine suction image information is persistently obtained.
(6) the syringe medicine suction image information according to acquired in, calculates actual medicine aspiration.
In this step, using foregoing injector syringe bottom position as reference position, according to acquired syringe medicine
Product aspirate image information, calculate actual medicine aspiration.
Further, the step specifically includes following sub-step：
Image information is aspirated according to acquired syringe medicine, liquid level bottom position information is obtained；
Based on the injector syringe bottom position information, liquid level pixels tall is calculated；
According to the liquid level pixels tall, liquid level actual height is calculated；
According to the liquid level actual height, the actual medicine aspiration is calculated.
Specifically, image information is aspirated according to acquired syringe medicine, the position of liquid level, obtains liquid in identification image
Face bottom position information, specially liquid level bottom level positional information；Based on the injector syringe bottom position information, specifically
It is injector syringe bottom level positional information, injector syringe bottom level is subtracted with liquid level bottom, liquid can be calculated
Face pixels tall；The pixel unit physical height in the picture altitude direction according to obtained by foregoing calculating and the liquid level pixel are high
Degree, can be calculated liquid level actual height；Afterwards, according to the liquid level actual height, you can calculate the actual medicine and take out
Pipette, for example, the capacity of syringe used, it is known that i.e. understand unit height corresponding to volume, with gained liquid level actual height
It is multiplied by the volume corresponding to unit height, you can obtain actual medicine aspiration.
(7) the control ratio actual medicine aspiration and predetermined medicine aspiration, generation comparative result information, and according to
The comparative result information, it is determined that proceed medicine suction, discharge part medicine or medicine suction completing.
Specifically, in this step, by resulting actual medicine aspiration, with predetermined medicine aspiration, i.e. basis
Need default medicine aspiration to be compared, generate comparative result information, for example, actual medicine aspiration be less than, more than or
Person is equal to predetermined medicine aspiration, according to the comparative result information, if for example, actual medicine aspiration is less than predetermined medicine
Aspiration, it is determined that proceed medicine suction；If actual medicine aspiration is more than predetermined medicine aspiration, control is excluded
Some Drugs；If actual medicine aspiration is equal to predetermined medicine aspiration, can determine that medicine suction is completed.It is described herein
Actual medicine aspiration be equal to predetermined medicine aspiration, be not merely defined in actual medicine aspiration be equal to it is predetermined
Medicine aspiration, also including actual medicine aspiration close to predetermined medicine aspiration, and their difference allow
Error range in situation.
[embodiment 2]
On the basis of embodiment 1, in further embodiment 2, medicine of the invention quantitatively aspirates control further bag
Include, image information is aspirated according to acquired syringe medicine, whether there is liquid level to reach in analysis scheduled time inner injector, it is raw
Into analysis object information；
According to the analysis result information, generation continues to aspirate command information or the command information that reports an error.
Specifically, in this step, to medicine, whether normally suction carries out preliminary examination." according to acquired syringe medicine
Before product suction image information, the actual medicine aspiration of calculating " step, image information is aspirated according to acquired syringe medicine,
Whether there is liquid level to reach in analysis scheduled time inner injector, if there is liquid level to reach in scheduled time inner injector (that is, made a reservation for
There is liquid level in time inner injector), then analysis result information is generated, such as liquid level reaches information, and information explanation suction is just
Often carry out, according to the information, generation continues to aspirate command information, and proceeds suction；Or if injection in the scheduled time
There is no liquid level to reach (that is, liquid level do not occur in scheduled time inner injector) in device, then generate analysis result information, for example, do not have
There is liquid level to reach information, information explanation suction is abnormal, according to the information, generates the command information that reports an error, and reported an error.
[embodiment 3]
As shown in Fig. 2 the present invention provides a kind of medicine quantitative suction control device, described device includes：
Pre-suction module, for controlling to carry out pre-suction operation；
Pre-identification module, identification injector syringe bottom and maximum scale line position, generates injector syringe bottom in advance
And maximum scale line position information；
First computing module, for according to the injector syringe bottom and maximum scale line position information, calculating image
The pixel unit physical height of short transverse；
Operational order generation module, refers to for generating medicine suction instruction and syringe medicine suction image information acquisition
Order；
Suction and image collection module, for being obtained according to medicine suction instruction and syringe medicine suction image information
Instruction fetch, carries out medicine suction, and obtain syringe medicine suction image information；
Aspiration computing module, image information is aspirated according to acquired syringe medicine, calculates actual medicine aspiration；
Aspiration compares adjusting module, raw for the control ratio actual medicine aspiration and predetermined medicine aspiration
Into comparative result information, and according to the comparative result information, it is determined that proceeding suction, discharge part medicine or quantitatively taking out
Suck into.
[embodiment 4]
On the basis of embodiment 3, in further embodiment 4, the quantitative suction control device of medicine of the invention enters one
Step includes：Liquid level preliminary examination module, image information is aspirated for the syringe medicine acquired in basis, injection in the analysis scheduled time
Whether there is liquid level to reach in device, generate analysis result information；
According to the analysis result information, generation continues to aspirate command information or the command information that reports an error.
[embodiment 5]
On the basis of embodiment 3, in further embodiment 5, in the quantitative suction control device of medicine of the invention, institute
Stating aspiration computing module includes following submodule：
Liquid level position recognizes submodule, and image information is aspirated for the syringe medicine acquired in basis, obtains liquid level bottom
Portion's positional information；
Liquid level pixels tall calculating sub module, for based on the injector syringe bottom position information, calculating liquid level picture
Plain height；
Liquid level actual height calculating sub module, for according to the liquid level pixels tall, calculating liquid level actual height；
Actual medicine aspiration calculating sub module, takes out for according to the liquid level actual height, calculating the actual medicine
Pipette.
[embodiment 6]
On the basis of embodiment 5, in further embodiment 6, in the quantitative suction control device of medicine of the invention, institute
Stating pre-suction module includes：
Syringe needle inserts submodule, for controlling for syringe needle to insert medicine bottle bottom to be pumped；
Detection zone sets submodule, for controlling setting syringe level detection region, and
Light source control module, for controlling to open background light source.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of medicine quantitatively aspirates control method, and methods described comprises the following steps：
Control carries out pre-suction operation；
Identification injector syringe bottom and maximum scale line position, generates injector syringe bottom and maximum scale line position in advance
Information；
According to the injector syringe bottom and maximum scale line position information, the pixel unit physics in picture altitude direction is calculated
Highly；
Generation medicine suction instruction and the suction image information acquisition instruction of syringe medicine；
According to medicine suction instruction and the suction image information acquisition instruction of syringe medicine, medicine suction is carried out, and obtain
Syringe medicine aspirates image information；
Image information is aspirated according to acquired syringe medicine, actual medicine aspiration is calculated；
The control ratio actual medicine aspiration and predetermined medicine aspiration, generate comparative result information, and according to the ratio
Compared with object information, it is determined that proceed medicine suction, discharge part medicine or medicine suction completing.
2. medicine according to claim 1 quantitatively aspirates control method, wherein, described " according to acquired syringe
Before medicine suction image information, the actual medicine aspiration of calculating " step, methods described also includes：
Image information is aspirated according to acquired syringe medicine, whether there is liquid level to reach in analysis scheduled time inner injector pre-
Positioning is put, and generates analysis result information；
According to the analysis result information, generation continues to aspirate command information or the command information that reports an error.
3. medicine according to claim 1 quantitatively aspirates control method, wherein, it is described " according to acquired syringe medicine
Product suction image information, the actual medicine aspiration of calculating " step includes following sub-step：
Image information is aspirated according to acquired syringe medicine, liquid level bottom position information is obtained；
Based on the injector syringe bottom position information, liquid level pixels tall is calculated；
According to the liquid level pixels tall, liquid level actual height is calculated；
According to the liquid level actual height, the actual medicine aspiration is calculated.
4. medicine according to claim 1 quantitatively aspirates control method, wherein, " control the carries out pre-suction operation " step
Suddenly include：Syringe needle is inserted medicine bottle bottom to be pumped by control；
With control setting syringe level detection region.
5. medicine according to claim 4 quantitatively aspirates control method, wherein, " control the carries out pre-suction operation " step
Suddenly further include：Background light source is opened in control.
6. a kind of medicine quantifies suction control device, and described device includes：
Pre-suction module, for controlling to carry out pre-suction operation；
Pre-identification module, in advance identification injector syringe bottom and maximum scale line position, generation injector syringe bottom and most
High range line position information；
First computing module, for according to the injector syringe bottom and maximum scale line position information, calculating picture altitude
The pixel unit physical height in direction；
Operational order generation module, for generating medicine suction instruction and the suction image information acquisition instruction of syringe medicine；
Suction and image collection module, for being referred to according to medicine suction instruction and syringe medicine suction image information acquisition
Order, carries out medicine suction, and obtain syringe medicine suction image information；
Aspiration computing module, image information is aspirated according to acquired syringe medicine, calculates actual medicine aspiration；
Aspiration compares adjusting module, for the control ratio actual medicine aspiration and predetermined medicine aspiration, generation ratio
Compared with object information, and according to the comparative result information, it is determined that proceeding suction, discharge part medicine or quantitatively having aspirated
Into.
7. medicine according to claim 6 quantifies suction control device, wherein, described device also includes, liquid level preliminary examination mould
Whether block, image information is aspirated for the syringe medicine acquired in basis, have liquid level to arrive in analysis scheduled time inner injector
Reach, generate analysis result information；
According to the analysis result information, generation continues to aspirate command information or the command information that reports an error.
8. medicine according to claim 6 quantifies suction control device, wherein, the aspiration computing module includes as follows
Submodule：
Liquid level position recognizes submodule, and image information is aspirated for the syringe medicine acquired in basis, obtains liquid level bottom position
Confidence ceases；
Liquid level pixels tall calculating sub module, for based on the injector syringe bottom position information, calculating liquid level pixel high
Degree；
Liquid level actual height calculating sub module, for according to the liquid level pixels tall, calculating liquid level actual height；
Actual medicine aspiration calculating sub module, for according to the liquid level actual height, calculating the actual medicine aspiration.
9. medicine according to claim 6 quantifies suction control device, wherein, the pre-suction module includes：
Syringe needle inserts submodule, for controlling for syringe needle to insert medicine bottle bottom to be pumped；With
Detection zone sets submodule, for controlling setting syringe level detection region.
10. medicine according to claim 9 quantifies suction control device, wherein, the pre-suction module is further included：
Light source control module, for controlling to open background light source.
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