CN110013258B

CN110013258B - Paediatrics nursing device that draws blood

Info

Publication number: CN110013258B
Application number: CN201910210808.5A
Authority: CN
Inventors: 张红; 赵语嫣; 刘亚丽; 杨丽皎
Original assignee: Qilu Hospital of Shandong University
Current assignee: Qilu Hospital of Shandong University
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2021-08-17
Anticipated expiration: 2039-03-19
Also published as: CN110013258A

Abstract

The invention discloses a pediatric blood drawing nursing device, and relates to the technical field of pediatric blood drawing nursing. It comprises a bottom plate and a top plate; the left side above the bottom plate is provided with a blood drawing auxiliary mechanism; a blood drawing nursing mechanism is arranged on the right side above the bottom plate; the blood drawing auxiliary mechanism comprises a blood vessel imaging instrument, a group of radar detection modules and a device to be detected; the middle part of the rear side of the lower end of the sliding block is provided with a projection device; the device to be detected comprises a plugboard; the radar detection module can monitor the module to be detected; the hand fixing device comprises a wrist fixing clamp and a finger pressing plate; the blood drawing nursing mechanism comprises an ultraviolet germicidal lamp arranged at the right part of the lower end of the top plate; the lower part of the sleeve is connected with a disposable pressing column in an inserting way. The invention has the beneficial effects that: draw blood complementary unit can carry out accurate demonstration to blood vessel and blood drawing syringe needle, and better supplementary medical personnel carry out the vein and draw blood, and it is more convenient to draw blood the back nursing simultaneously.

Description

Paediatrics nursing device that draws blood

Technical Field

The invention relates to the technical field of pediatric blood drawing nursing.

Background

When carrying out the blood drawing inspection for children clinically, children's blood vessel is thinner, and often appears not cooperating the condition of drawing blood, and medical personnel hardly measure the blood vessel at present, has brought the difficulty for drawing blood, and children's resistance is relatively weak simultaneously, has just taken out the blood after, needs carry out effectual nursing. In the prior art, a blood vessel can be subjected to projection imaging by using a blood vessel imaging instrument, so that a proper blood vessel and position trends thereof can be found, but the blood vessel can be observed only, and the difficulty in puncture still exists and cannot be solved. Through imaging, a plane image of a blood vessel can be observed, but a needle head for drawing blood cannot be clearly displayed, particularly, after the needle head is punctured, the state of the needle head cannot be accurately observed, and the puncture difficulty is further caused for novice nurses; meanwhile, for thinner blood vessels, even with the help of blood vessel images, the situation that the blood vessels cannot be punctured by one-time puncture can also occur, the position condition of the needle head under the skin cannot be observed at the moment, and the situation that the needle head continues to be punctured by transposition under the condition of not pulling out the needle is not facilitated, so that the situation that the blood vessel wall is touched by subcutaneous rotation in a messy way is often found. After the needle has penetrated the blood vessel, the position of the tip of the needle is sometimes less visible, but when further pushing of the needle is required, the pushing can only be done empirically and with feeling. In the process of drawing blood, children should not loosen the fingers without making a fist, and the tension of children is afraid of the involuntary force of making a fist, so that the traditional wrist fixing device is simple in fixing effect and cannot assist in solving the problem of making a fist.

Disclosure of Invention

The invention aims to solve the technical problem and provides a pediatric blood drawing nursing device aiming at the technical defects. Draw blood complementary unit can carry out accurate demonstration to blood vessel and blood drawing syringe needle, and better supplementary medical personnel carry out the vein and draw blood, and it is more convenient to draw blood the back nursing simultaneously.

The technical scheme adopted by the invention is as follows: a pediatric blood drawing and nursing device is provided, which comprises a bottom plate and a top plate; a support column is vertically fixed on the front side of the middle part of the upper end of the bottom plate; the upper end of the strut is fixedly connected with the top plate; the left side above the bottom plate is provided with a blood drawing auxiliary mechanism; a blood drawing nursing mechanism is arranged on the right side above the bottom plate;

the blood drawing auxiliary mechanism comprises a blood vessel imaging instrument, a group of radar detection modules and a device to be detected; the left side of the lower end of the top plate is provided with a sliding chute in the front-back direction; a sliding block is connected in the sliding groove in a sliding manner; the blood vessel imaging instrument is fixedly arranged on the front side of the lower end of the sliding block; the middle part of the rear side of the lower end of the sliding block is provided with a projection device; the group of radar detection modules comprises three radar detection modules; the three radar detection modules are respectively arranged in the middle of the left end of the upper side of the bottom plate, the left part of the front side of the upper side of the bottom plate and the left part of the rear side of the lower end of the sliding block; the circuit of the radar detection module is connected with a processor; the processor is connected with the control circuit of the projection equipment; the device to be detected is connected with the handle part of the needle head for blood drawing in a splicing and matching way; a hand fixing device is arranged on the rear side of the left part of the upper end of the bottom plate;

the device to be detected comprises a plugboard; the plug board is connected with the handle of the needle head in a plug way; the front side and the rear side of the plugboard are respectively provided with a module to be detected; the straight line where the two modules to be detected are located is parallel to the needle head; the radar detection module can monitor the module to be detected;

the hand fixing device comprises a wrist fixing clamp and a finger pressing plate; two horizontal sockets are fixed on the rear side of the left part of the upper end of the bottom plate; the left side and the right side of the lower part of the front end of the wrist fixing clip are respectively fixedly connected with the two sockets in an inserting way; the middle part of the upper end of the wrist fixing clamp is provided with a rotating base, and the rotating base is connected with a support rod; the other end of the supporting rod is fixedly connected with the middle part of the finger pressing plate;

the blood drawing nursing mechanism comprises an ultraviolet germicidal lamp arranged at the right part of the lower end of the top plate; a horizontal mounting plate is fixed on the right side of the middle part of the upright post; a pressure spring is fixed at the lower end of the right part of the mounting plate; a sleeve is fixed at the lower end of the pressure spring; the lower part of the sleeve is connected with a disposable pressing column in an inserting way.

Further optimizing the technical scheme, the left rear side of the upper end of the bottom plate of the pediatric blood drawing nursing device is provided with a control panel; the processor is arranged in the circuit of the control panel.

Further optimizing the technical scheme, a control panel of the pediatric blood drawing nursing device is provided with a plurality of mode buttons; the mode button is coupled to the processor.

Further optimizing the technical scheme, a control panel of the pediatric blood drawing nursing device is provided with a warning lamp; the control end of the processor is connected with the control circuit of the warning lamp.

Further optimize this technical scheme, a paediatrics nursing device of drawing blood is fixed with the test-tube rack on the bottom plate rear side at the stand.

Further optimize this technical scheme, the upper end right part of a paediatrics nursing device's bottom plate is provided with the cotton swab box.

The invention has the beneficial effects that:

1. draw blood complementary unit can carry out accurate demonstration to blood vessel and blood drawing syringe needle, and the more accurate stable patient such as children of better supplementary medical personnel carries out the vein and draws blood. The blood drawing nursing mechanism can facilitate the nursing operation after the blood drawing;

among the blood drawing complementary unit, the radar detects the module and waits that the realization that the setting of examining the device can be more stable detects the video picture of the syringe needle of drawing blood, with the help of the blood vessel video picture appearance simultaneously, makes the whole process that the needle of drawing blood pricked vein clearer visual, and the improvement that is showing is operated visual and reliability, supplementary medical personnel's puncture operation. The device to be detected is inserted and installed on a handle of the needle head, the relative position relation with the needle head is definite fixed parameters, the device can be repeatedly used, the arrangement of two modules to be detected is used for being more accurately and stably monitored by a radar detection module, thereby achieving the purpose of monitoring the needle head, the arrangement of the radar detection modules in three directions can accurately monitor the spatial position information of the two modules to be detected, the radar detection module on the upper part can also detect the distance between the skin of a patient and projection equipment, the information is processed by a processor, the needle head is converted into projection information to be accurately projected on the skin of the patient, so that medical staff can accurately observe the position of the penetrated needle head, and the puncture operation is better assisted;

the hand fixing device is used for fixing the wrists of the children, reduces the influence caused by the disorder of the children, and assists in carrying out stable blood drawing operation. The finger pressing plate can rotate, can be used for spreading fingers in an auxiliary mode, and is helpful for preventing the arm of the child from retracting;

ultraviolet germicidal lamp can disinfect to certain extent in drawing blood nursing mechanism, reduces the infection probability after the blood of drawing blood is just accomplished, and the setting of pressure spring can be used to press the hemostasis cotton on the point of drawing blood, reduces manual operation, and disposable pressing post can be changed at every turn, but disinfection used repeatedly, safety and sanitation.

2. The mode button arranged on the control panel can be used for mode selection, the device to be detected is fixedly connected with the blood drawing needle in an inserting mode, the fixed relative relation of the device to be detected and the blood drawing needle is relevant to projection, and different types of the blood drawing needles are required to be adapted, so that selection can be performed through the mode button;

3. the radar detection module can detect spatial position information of the device to be detected, including relative distance, angle and the like, and convert the spatial position information into spatial information of the needle head, so that whether the needle head penetrates too deeply or not can be detected, and the like, therefore, warning can be performed through the warning lamp, and safety is improved;

4. the test tube rack can be used for placing vacuum blood pumping tubes and the like, and is convenient to take and use;

5. the arrangement of the cotton swab box is convenient for the patient to take new hemostatic cotton swabs and the like.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is an exploded view of the blood drawing assisting mechanism of the present invention;

FIG. 4 is a schematic structural diagram of a device to be inspected according to the present invention;

FIG. 5 is a schematic view of a portion of the blood drawing and nursing mechanism of the present invention;

FIG. 6 is a schematic diagram of a limiting installation form of the device to be inspected of the present invention;

FIG. 7 is a block diagram of the logic circuit of the present invention;

in the figure, 1, a bottom plate; 2. a pillar; 3. a top plate; 4. a chute; 5. a slider; 6. a blood vessel imaging instrument; 7. a projection device; 8. a radar detection module; 9. a plugboard; 10. a module to be detected; 11. a wrist fixing clip; 12. pressing a finger plate; 13. a socket; 14. rotating the base; 15. a strut; 16. an ultraviolet germicidal lamp; 17. mounting a plate; 18. a pressure spring; 19. a sleeve; 20. pressing the column; 21. a control panel; 22. a mode button; 23. a warning light; 24. a test tube rack; 25. a cotton swab box; 26. the needle is shown schematically.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-7, a pediatric blood drawing and nursing device comprises a bottom plate 1 and a top plate 3; a support post 2 is vertically fixed on the front side of the middle part of the upper end of the bottom plate 1; the upper end of the strut 2 is fixedly connected with the top plate 3; the left side above the bottom plate 1 is provided with a blood drawing auxiliary mechanism; a blood drawing nursing mechanism is arranged on the right side above the bottom plate 1; the blood drawing auxiliary mechanism comprises a blood vessel imaging instrument 6, a group of radar detection modules and a device to be detected; the left side of the lower end of the top plate 3 is provided with a sliding chute 4 in the front-back direction; a sliding block 5 is connected in the sliding groove 4 in a sliding way; the blood vessel imaging instrument 6 is fixedly arranged on the front side of the lower end of the sliding block 5; the middle part of the rear side of the lower end of the sliding block 5 is provided with a projection device 7; the group of radar detection modules comprises three radar detection modules 8; the three radar detection modules 8 are respectively arranged in the middle of the left end of the upper side of the bottom plate 1, the left part of the front side of the upper side of the bottom plate 1 and the left part of the rear side of the lower end of the sliding block 5; the circuit of the radar detection module is connected with a processor; the processor is connected with the control circuit of the projection device 7; the device to be detected is connected with the handle part of the needle head for blood drawing in a splicing and matching way; a hand fixing device is arranged on the rear side of the left part of the upper end of the bottom plate 1; the device to be detected comprises a plug board 9; the plug board 9 is connected with the handle of the needle head in a plug way; the front side and the rear side of the plugboard 9 are respectively provided with a module to be detected 10; the straight line where the two modules to be detected 10 are located is parallel to the needle head; the radar detection module can monitor the module to be detected 10; the hand fixing device comprises a wrist fixing clamp 11 and a finger pressing plate 12; two horizontal sockets 13 are fixed on the rear side of the left part of the upper end of the bottom plate 1; the left side and the right side of the lower part of the front end of the wrist fixing clip 11 are respectively connected with the two sockets 13 in an inserting and fixing way; a rotating base 14 is arranged in the middle of the upper end of the wrist fixing clamp 11, and the rotating base 14 is connected with a support rod 15; the other end of the supporting rod 15 is fixedly connected with the middle part of the finger pressing plate 12; the blood drawing nursing mechanism comprises an ultraviolet germicidal lamp 16 arranged at the right part of the lower end of the top plate 3; a horizontal mounting plate 17 is fixed on the right side of the middle part of the upright post; a pressure spring 18 is fixed at the lower end of the right part of the mounting plate 17; a sleeve 19 is fixed at the lower end of the pressure spring 18; the lower part of the sleeve 19 is connected with a disposable pressing column 20 in an inserting way; a control panel 21 is arranged on the rear side of the left part of the upper end of the bottom plate 1; the processor is arranged in the circuit of the control panel 21; a plurality of mode buttons 22 are provided on the control panel 21; the mode button 22 is connected to the processor; a warning lamp 23 is arranged on the control panel 21; the control end of the processor is connected with the control circuit of the warning lamp 23; a test tube rack 24 is fixed at the upper end of the bottom plate 1 at the rear side of the upright post; the right part of the upper end of the bottom plate 1 is provided with a cotton swab box 25.

When the blood vessel imaging device is used, an adult holds the body of a child and fixes one end of an arm, so that the arm of the child enters from the front side and is placed at the left part of the bottom plate 1, the wrist fixing clamp 11 covers the wrist and is connected with the plug socket in an inserting mode for fixing, after the fixing is completed, the blood vessel imaging device 6 is opened, blood vessel images are projected on the arm in real time, the position of the sliding block 5 can be adjusted by sliding back and forth, after the position is found, some conventional necessary preparation work before blood drawing is performed by means of a conventional sterilized cotton swab and the like. Meanwhile, the preparation work comprises the installation and calibration of the device to be detected, when the blood is to be taken, the device to be detected is inserted and installed on the handle of the blood taking needle, namely, the insertion board 9 is inserted and connected with the pipeline at the handle part of the needle (not the handle at the handle part is noticed, so as to avoid influencing the handheld operation), the insertion and connection is made to be a fixed connection position by utilizing a certain limit relation, the fixed relative position relation is ensured, the radar detection module is opened, the accurate space positioning measurement and calculation are carried out on the two modules to be detected 10 in the device to be detected, so that the space information of the needle is simulated through the processing of the processor, finally, the projection equipment 7 is controlled by the processor to carry out projection, the projection of the needle is planar projection, the planar projection information of the needle body is met, the display is carried out on the skin, and the synchronous display is, so as to realize the synchronous imaging of the blood vessel and the needle head and facilitate the auxiliary operation of the medical staff for inserting the needle. After the projection device 7 displays no error, the puncture blood drawing operation can be performed, and the specific process is similar to the conventional blood drawing operation and is not repeated. In the process of drawing blood, a child should be prevented from making a fist, fingers can be spread by the finger pressing plate 12, the fist can be prevented from being made to be opened manually, then the finger pressing plate 12 is turned downwards, and the fingers are limited by the finger pressing plate 12.

After the blood drawing is finished, the cotton swab is utilized to press the blood drawing position and pull out the needle head, so that the wrist fixing clamp 11 can be taken out, and the child can move to the blood drawing nursing mechanism at the right part to carry out short-time nursing operation. The ultraviolet sterilizing lamp 16 is turned on to sterilize the air, and in order to improve the sterilizing effect, the blood drawing nursing mechanism can be covered by the transparent protective cover, only a window operated by the hand is left, namely, the transparent protective cover is arranged at the right part of the bottom plate 1. If the blood drawing position needs to be pressed for a long time, the blood drawing position can be pressed by the compression spring 18, the disposable pressing column 20 is taken and mounted under the sleeve 19, and then the arm is placed under the pressing column and pressed by the compression spring 18. If more blood seeps out, the swab can be taken out from the swab box 25 again and pressed again. If more children draw blood at the same time, the use time is limited, and after a certain time, the children need to press the blood, the children can leave the blood pressure application device to continue to manually apply pressure, and the infection probability is reduced by treating the blood in a sterilization space at the early stage of bleeding. A plurality of compression springs 18 with different elastic coefficients can be arranged to adapt to the use of different patients.

In the invention, the blood vessel imaging instrument 6 adopts a projection type, the blood vessel image is processed and then directly projected on the corresponding position of the skin of the patient, and similarly, the radar detection module is matched with the projection equipment 7, the image of the needle head is also directly projected on the corresponding position of the skin, and the image is clearly imaged synchronously with the blood vessel, so that the operation is clearer. The depth information of the projection object can be collected by the two sensors, the two sensors can be prompted by colors and the like, the planar projection of the needle head accords with the projection relation, the relative position relation between the needle head and the blood vessel can be observed relatively clearly, and accurate confirmation can be carried out through the depth information.

Adopt to wait to examine the device and carry out assembled use, reducible structural change to the syringe needle, and wait to examine device repeatedly usable, pegboard 9 carries out grafting fixed connection with the syringe needle that uses, form stable relative position relation, thereby two position information of waiting to see the module can calculate the position information who simulates out the syringe needle, set up and wait to examine module 10, adopt and change the shape and the material etc. that are detected, install in the position that is difficult to be sheltered from the influence, can be more accurate be monitored by radar detection module, reduce other environmental disturbance. Meanwhile, the plug board 9 can be in various structural styles and is installed by matching with different blood drawing equipment, and during installation, the plug board is required to be installed in a limiting mode, so that the relative position relation between the module to be detected 10 and the needle head is ensured to be in accordance with fixed parameters, the limit can be carried out by a conventional limiting means, the limit can be carried out by utilizing non-parallel planes, or corresponding point information is set, as shown in figure 6, the plug board 9 is limited in rotation and translation by utilizing a handle at the handle part of the needle head, and the positioning requirement is met; further, usable automatic intelligent initialization's calibration information, wait to examine the random fixed mounting of device, then projection information carries out intelligent information calibration with the syringe needle body, under the circumstances of noninterference, the radar detects the module and also can accurately monitor syringe needle etc. directly carries out information processing through the treater, need not to set up original relative position parameter.

The wrist fixing clip 11 is used for fixing the arms of the children, the specific structure of the wrist fixing clip is a conventional open structure, various forms can be selected to be matched and fixed with the wrist part, and the wrist fixing clip is convenient to replace and use due to the adoption of the installation form of plug connection. First, the wrist fixing clip 11 has formed spacing, the finger pressing plate 12 can not be separated by itself after being placed on the unfolded finger, the wrist fixing clip 11 and the finger pressing plate 12 assist each other to form a more stable fixing effect, and the unfolded finger can be used for the operation of blood sampling by finger puncture. In order to enhance the pressing and limiting effect of the finger pressing plate 12 and the stability and reliability, a conventional locking device can be added to limit the rotation after positioning, such as by a ratchet mechanism or a locking bolt.

Claims

1. The utility model provides a paediatrics nursing device of drawing blood which characterized in that: comprises a bottom plate (1) and a top plate (3); a support column (2) is vertically fixed on the front side of the middle part of the upper end of the bottom plate (1); the upper end of the strut (2) is fixedly connected with the top plate (3); the left side above the bottom plate (1) is provided with a blood drawing auxiliary mechanism; a blood drawing nursing mechanism is arranged on the right side above the bottom plate (1);

the blood drawing auxiliary mechanism comprises a blood vessel imaging instrument (6), a group of radar detection modules and a device to be detected; the left side of the lower end of the top plate (3) is provided with a sliding chute (4) in the front-back direction; a sliding block (5) is connected in the sliding groove (4) in a sliding way; the blood vessel imaging instrument (6) is fixedly arranged on the front side of the lower end of the sliding block (5); the middle part of the rear side of the lower end of the sliding block (5) is provided with a projection device (7); the group of radar detection modules comprises three radar detection modules (8); the three radar detection modules (8) are respectively arranged in the middle of the left end of the upper side of the bottom plate (1), the left part of the front side of the upper side of the bottom plate (1) and the left part of the rear side of the lower end of the sliding block (5); the circuit of the radar detection module is connected with a processor; the processor is connected with a control circuit of the projection equipment (7); the device to be detected is connected with the handle part of the needle head for blood drawing in a splicing and matching way; a hand fixing device is arranged on the rear side of the left part of the upper end of the bottom plate (1);

the device to be detected comprises a plug board (9); the plug board (9) is connected with the handle of the needle head in a plug way; the front side and the rear side of the plugboard (9) are respectively provided with a module to be detected (10); the straight line where the two modules to be detected (10) are located is parallel to the needle head; the radar detection module can monitor the module to be detected (10);

the hand fixing device comprises a wrist fixing clip (11) and a finger pressing plate (12); two horizontal sockets (13) are fixed on the rear side of the left part of the upper end of the bottom plate (1); the left side and the right side of the lower part of the front end of the wrist fixing clip (11) are respectively connected with two sockets (13) in an inserting and fixing way; a rotating base (14) is arranged in the middle of the upper end of the wrist fixing clamp (11), and the rotating base (14) is connected with a support rod (15); the other end of the supporting rod (15) is fixedly connected with the middle part of the finger pressing plate (12);

the blood drawing nursing mechanism comprises an ultraviolet germicidal lamp (16) arranged at the right part of the lower end of the top plate (3); a horizontal mounting plate (17) is fixed on the right side of the middle part of the upright post; a pressure spring (18) is fixed at the lower end of the right part of the mounting plate (17); a sleeve (19) is fixed at the lower end of the pressure spring (18); the lower part of the sleeve (19) is connected with a disposable pressing column (20) in an inserting way.

2. A pediatric blood drawing and care device according to claim 1, wherein: a control panel (21) is arranged on the rear side of the left part of the upper end of the bottom plate (1); the processor is arranged in the circuit of the control panel (21).

3. A pediatric blood drawing and care device according to claim 2, wherein: a plurality of mode buttons (22) are arranged on the control panel (21); a mode button (22) is connected to the processor.

4. A pediatric blood drawing and care device according to claim 2, wherein: a warning lamp (23) is arranged on the control panel (21); the control end of the processor is connected with the control circuit of the warning lamp (23).

5. A pediatric blood drawing and care device according to claim 1, wherein: and a test tube rack (24) is fixed at the upper end of the bottom plate (1) at the rear side of the upright post.

6. A pediatric blood drawing and care device according to claim 1, wherein: the right part of the upper end of the bottom plate (1) is provided with a cotton swab box (25).