CN211674266U - Automatic blood sampling equipment of vein - Google Patents
Automatic blood sampling equipment of vein Download PDFInfo
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- CN211674266U CN211674266U CN201922250254.XU CN201922250254U CN211674266U CN 211674266 U CN211674266 U CN 211674266U CN 201922250254 U CN201922250254 U CN 201922250254U CN 211674266 U CN211674266 U CN 211674266U
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Abstract
The utility model relates to an embodiment discloses an automatic blood sampling equipment of vein, include: a frame; the first driving assembly is provided with a first output end, the first output end is configured to move in a plane, and the first output end can rotate around a rotating shaft perpendicular to the plane; the vein imager is fixedly arranged on the first output end; the second driving assembly is arranged on the first output end and is provided with a second output end, and the second output end can lift and rotate relative to the first output end; the needle tube assembly comprises a blood taking needle, the needle tube assembly is arranged on the second output end, and the blood taking needle can slide relative to the second output end; and the control assembly controls the first driving assembly, the vein imager, the second driving assembly and the needle tube assembly to work. The utility model discloses make first drive assembly, second drive assembly simple more and convenient when adjusting and controlling the blood taking needle, avoided too much coupling between the seesaw.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to automatic blood sampling equipment of vein.
Background
The venous blood sampling is usually completed by the operation of doctors or nurses, the success rate of the first blood sampling can be ensured only through special technical training and years of practical experience, and doctors or nurses of new hands often need to prick needles for many times, so that not only is the pressure on work brought to the doctors or nurses, but also extra pain and emotional dissatisfaction are brought to blood-sampled persons, and even medical disputes can be caused. At present, the hospital has more and more workload for venous blood collection, but the quota of a skilled blood collection doctor or nurse is limited, so that an automatic venous blood collection instrument needs to be configured to complete manual blood collection; the existing automatic venous blood sampling instrument has complex structure, complex kinematic coupling and complex control.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an automatic blood sampling equipment of vein, can simplify the structure and the control of current automatic instrument of blood sampling of vein.
According to the utility model discloses an aspect provides an automatic blood sampling equipment of vein, include:
a frame;
a first driving assembly mounted on the frame, the first driving assembly having a first output end configured to be movable in a plane, and the first output end being rotatable about a rotation axis perpendicular to the plane;
a vein imager fixedly mounted on the first output, the vein imager configured to detect a vein location on an arm;
the second driving assembly is arranged on the first output end and is provided with a second output end, and the second output end can lift and rotate relative to the first output end;
the needle tube assembly comprises a blood taking needle, the needle tube assembly is arranged on the second output end, and the blood taking needle can slide relative to the second output end;
the control assembly controls the first driving assembly, the vein imager, the second driving assembly and the needle tube assembly to work.
In some embodiments, a moving track of the lancet with respect to the second output end is perpendicular to a rotation center of the second output end.
In some embodiments, the first driving assembly further includes a cross beam slidably mounted on the frame, and a sliding seat slidably mounted on the cross beam, and the first output end is rotatably mounted on the sliding seat.
In some embodiments, the second driving assembly includes a lifting base, the lifting base is liftably mounted on the first output end, and the second output end is rotatably mounted on the lifting base.
In some technical solutions, a square mounting hole is formed in the first output end, the lifting seat is arranged in a square rod shape, and one end of the lifting seat can be installed in the square mounting hole in a lifting manner.
In some technical solutions, the needle tube assembly includes a force sensor and a power assembly, the power assembly is installed on the second output end, the power assembly is in transmission connection with the blood taking needle, the force sensor is configured to collect resistance force applied when the blood taking needle advances, and the force sensor is electrically connected with the control assembly.
In some technical solutions, the power assembly includes a motor and a synchronous belt, the motor is installed at the second output end, the synchronous belt is rotatably installed at the second output end, the motor drives the synchronous belt to rotate, the blood taking needle is installed on the synchronous belt, and the motor is electrically connected with the control assembly.
Any one of the above technical schemes has at least the following beneficial technical effects: first drive assembly can adjust the blood taking needle to vein top among the above-mentioned technical scheme, and the blood taking needle moves towards unanimously with vein, then adjust suitable height and suitable angle of inclination with the blood taking needle through second drive assembly, then the blood taking needle slides and advances the needle, just pierce through vein vascular blood vessel's vascular layer at the blood taking needle after, the blood taking needle stops advancing, second drive assembly drive blood taking needle uses vein blood vessel to go up the point of puncture to be the heart point, it makes the contained angle between blood taking needle and the vein shrink to rotate the blood taking needle, then the blood taking needle advances a little toward vein blood vessel again, carry out vein blood collection. The action of second drive assembly can not influence first drive assembly, and the two does not have the kinematic coupling, reduces the control degree of difficulty, and vein imager fixes at first output, and the initial relative position of vein imager and blood taking needle can be guaranteed through mechanical mounting promptly, makes the image that vein imager gathered and the coordinate transformation between the blood taking needle possess more reliable precision. This technical scheme makes first drive assembly, second drive assembly simple more and convenient when adjusting and control the blood taking needle, has avoided too much coupling between the seesaw.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
FIG. 1 is a schematic view of an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a side view of FIG. 2;
FIG. 4 is a schematic view of an embodiment of the present invention during operation;
FIG. 5 is an enlarged view of a portion A of FIG. 4;
fig. 6 is a schematic flow chart of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 6, according to a first aspect of the present invention, there is provided an automatic venous blood collection device, comprising: the vein imaging device comprises a frame 1, a first driving component 2, a vein imaging instrument 3, a second driving component 4, a needle tube component and a control component; the first driving assembly 2 is mounted on the frame 1, the first driving assembly 2 has a first output end 5, the first output end 5 is configured to be movable in a plane, and the first output end 5 can rotate around a rotating shaft perpendicular to the plane, the first driving assembly 2 can adjust the first output end 5 to any position in the plane and can freely rotate relative to the plane; the vein imager 3 is fixedly installed on the first output end 5, the vein imager 3 is configured to detect the position of vein vessels on the arm, and the vein imager 3 can adopt the existing mature technology and is not detailed here; the second driving assembly 4 is arranged on the first output end 5, the second driving assembly 4 is provided with a second output end 6, and the second output end 6 can lift and rotate relative to the first output end 5; the needle tube assembly comprises a blood taking needle 7, the needle tube assembly is arranged on the second output end 6, the blood taking needle 7 can slide relative to the second output end 6, and the second output end 6 rotates to adjust the puncture angle of the blood taking needle 7 so as to insert the needle at the optimal puncture angle according to the actual situation; the control component controls the first driving component 2, the vein imager 3, the second driving component 4 and the needle tube component to work. First drive assembly 2 in the above-mentioned embodiment can adjust blood taking needle 7 to vein 11 top, and blood taking needle 7 and vein move towards unanimously, then adjust suitable height and suitable angle of inclination with blood taking needle 7 through second drive assembly 4, then blood taking needle 7 slides and advances the needle, after blood taking needle 7 just pierces through vein blood vessel's vascular layer, blood taking needle 7 stops advancing, second drive assembly 4 drive blood taking needle 7 uses the point of puncture on the vein as the centre of circle point, rotate blood taking needle 7 and make the contained angle between blood taking needle 7 and the vein shrink, then drive blood taking needle 7 and advance a little toward the vein again, carry out vein blood collection. The action of second drive assembly 4 can not influence first drive assembly 2, and the two does not have the kinematic coupling, reduces the control degree of difficulty, and vein imager 3 fixes at first output 5, and the initial relative position of vein imager 3 and blood taking needle 7 can be guaranteed through mechanical mounting promptly, makes the image that vein imager 3 gathered and the coordinate transformation between the blood taking needle 7 possess more reliable precision. This technical scheme makes first drive assembly 2, second drive assembly 4 simpler and convenient when adjusting and controlling blood taking needle 7, has avoided too much coupling between the seesaw.
As shown in fig. 1, in some embodiments, the moving track of the lancet 7 with respect to the second output terminal 6 is perpendicular to the rotation center of the second output terminal 6, so that the position information conversion process can be facilitated. Of course, the included angle between the moving track of the blood taking needle 7 relative to the second output end 6 and the rotation center of the second output end 6 can also be an acute angle, and the same technical effect can be achieved only by adding one data processing flow.
As shown in fig. 1, in some embodiments, the first driving assembly 2 further includes a cross beam 8 and a sliding seat 9, the cross beam 8 is slidably mounted on the frame 1, the frame 1 has two linear guide rails, the cross beam 8 is mounted on the linear guide rails, the sliding precision is high, the sliding seat 9 is slidably mounted on the cross beam 8, and the first output end 5 is rotatably mounted on the sliding seat 9. The embodiment of the first driving assembly 2 can accurately and quickly move the first output end 5 to the set position and adjust the first output end to the set orientation, so that subsequent needle insertion is facilitated, after the first output end 5 is adjusted to the set position, the first driving assembly 2 does not work, namely, the position of the first output end 5 is determined, and then the second driving assembly 4 drives the second output end 6 to act. It can be seen that the first driving assembly 2 and the second driving assembly 4 are not coupled in motion, and the control is simple and quick.
Of course, it will be understood by those skilled in the art that the embodiment of the first driving assembly 2 is not limited to the above description, and other configurations are possible, for example, the cross beam 8 and the sliding seat 9 may be mounted on a rotating seat, the rotating seat is rotatably mounted on the frame 1, and the sliding seat 9 may be used as the first output end 5 at this time, and this embodiment can still achieve the same technical effect of moving and adjusting the orientation of the first output end 5 in a plane.
In some embodiments, as shown in fig. 1, the second driving assembly 4 includes a lifting base 10, the lifting base 10 is liftably mounted on the first output end 5, and the second output end 6 is rotatably mounted on the lifting base 10. The lifting seat 10 and the second output end 6 in the second driving assembly 4 of the above embodiment can act simultaneously, and there is no kinematic coupling between the two, so that the adjustment efficiency is high.
As shown in fig. 1, in some embodiments, a square mounting hole is formed inside the first output end 5, the lifting seat 10 is configured in a square rod shape, one end of the lifting seat 10 can be installed in the square mounting hole in a lifting manner, the lifting seat 10 with the above structure is beneficial to precise guiding, and the lifting seat 10 cannot rotate relative to the square mounting hole, so that guiding precision can be guaranteed.
In some embodiments, the needle assembly comprises a force sensor and a power assembly, the power assembly is mounted on the second output end 6, the power assembly is in transmission connection with the blood collection needle 7, the force sensor is configured to collect resistance force applied when the blood collection needle 7 advances, and the force sensor is electrically connected with the control assembly. When the lancet 7 pierces the vein, the force sensor will detect the sudden drop in the piercing force, at which point it can be known that the lancet 7 has just pierced the vein, and a signal is fed back to the control assembly.
In some embodiments, as shown in fig. 1, the power assembly includes a motor and a timing belt, the motor is mounted at the second output end 6, the timing belt is rotatably mounted at the second output end 6, the motor drives the timing belt to rotate, the lancet 7 is mounted on the timing belt, and the motor is electrically connected to the control assembly. The power assembly of the embodiment controls accurately, and response speed is very fast, for the action stability that further improves blood taking needle 7, is provided with the guide rail on second output 6 for it is spacing to slide to lead for blood taking needle 7.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.
Claims (7)
1. An automatic venous blood collection device, comprising:
a frame;
a first driving assembly mounted on the frame, the first driving assembly having a first output end configured to be movable in a plane, and the first output end being rotatable about a rotation axis perpendicular to the plane;
a vein imager fixedly mounted on the first output, the vein imager configured to detect a vein location on an arm;
the second driving assembly is arranged on the first output end and is provided with a second output end, and the second output end can lift and rotate relative to the first output end;
the needle tube assembly comprises a blood taking needle, the needle tube assembly is arranged on the second output end, and the blood taking needle can slide relative to the second output end;
the control assembly controls the first driving assembly, the vein imager, the second driving assembly and the needle tube assembly to work.
2. An automatic venous blood collection device according to claim 1, characterised in that the path of movement of the lancet relative to the second output is perpendicular to the centre of rotation of the second output.
3. The automatic venous blood collection device of claim 1 wherein the first drive assembly further comprises a cross member slidably mounted to the frame, a slide block slidably mounted to the cross member, and the first output end rotatably mounted to the slide block.
4. An automatic venous blood collection device according to claim 3 wherein the second drive assembly comprises a lifting block which is elevationally mounted on the first output and the second output is rotatably mounted on the lifting block.
5. The automatic venous blood sampling device according to claim 4, wherein the first output end is provided with a square mounting hole inside, the lifting base is provided in a square rod shape, and one end of the lifting base is arranged in the square mounting hole in a lifting way.
6. An automatic venous blood collection device according to claim 4, characterised in that the needle assembly comprises a force sensor and a power assembly, the power assembly being mounted on the second output, the power assembly being in driving connection with the lancet, the force sensor being configured to pick up resistance experienced by the lancet when it is advanced, the force sensor being in electrical connection with the control assembly.
7. The automatic venous blood collection device according to claim 6, wherein the power assembly comprises a motor and a synchronous belt, the motor is mounted at the second output end, the synchronous belt is rotatably mounted at the second output end, the motor drives the synchronous belt to rotate, the blood collection needle is mounted on the synchronous belt, and the motor is electrically connected with the control assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922250254.XU CN211674266U (en) | 2019-12-13 | 2019-12-13 | Automatic blood sampling equipment of vein |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922250254.XU CN211674266U (en) | 2019-12-13 | 2019-12-13 | Automatic blood sampling equipment of vein |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211674266U true CN211674266U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922250254.XU Active CN211674266U (en) | 2019-12-13 | 2019-12-13 | Automatic blood sampling equipment of vein |
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| CN (1) | CN211674266U (en) |
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- 2019-12-13 CN CN201922250254.XU patent/CN211674266U/en active Active
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