CN113080939A

CN113080939A - Instrument is measured to deep vein thrombosis limbs periphery of low limbs

Info

Publication number: CN113080939A
Application number: CN202110389932.XA
Authority: CN
Inventors: 胡嘉丽; 黄学芳; 于洁; 孟雅
Original assignee: Affiliated Hospital of Nantong University
Current assignee: Affiliated Hospital of Nantong University
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-07-09

Abstract

The invention discloses a lower limb deep venous thrombosis limb circumference measuring tool which comprises a rectangular upright post, a driving mechanism, a measuring component assembly and an intelligent controller, wherein the bottom of one side of the rectangular upright post is fixedly connected with a bottom plate; according to the invention, the intelligent controller is matched with the driving mechanism, so that measured data and position information of the measuring scale during measurement can be recorded, the measuring scale is ensured to be at the same height during measurement again, and the phenomenon of measurement errors caused by different measured heights is avoided.

Description

Instrument is measured to deep vein thrombosis limbs periphery of low limbs

Technical Field

The invention belongs to the technical field of medical appliances, and particularly relates to a lower limb deep venous thrombosis limb circumference measuring tool.

Background

Deep Venous Thrombosis (DVT) is a venous reflux disorder disease caused by abnormal coagulation of blood in deep veins, which mostly occurs in lower limbs, the current DVT diagnosis mostly depends on color Doppler examination, the common symptoms of DVT patients are 92.34% of swelling pain of affected limbs, 32.57% of superficial varicosity, 24.95% of pigmentation and 18.45% of ulcer formation in turn, the acute stage is mainly represented by swelling of the affected limbs which accounts for 97.24%, the swelling of the lower limbs is the most predominant, or the only symptom, the vast majority is unilateral lower limb swelling except for a few cases which are expressed by double lower limb swelling due to inferior vena cava thrombosis, therefore, medical staff need compare the affected limb with the healthy limb in the limb circumference of 15cm on the upper patella edge and 10cm on the lower patella edge of the patient, the measured numerical value is compared with the previous frequency value, if the difference of the circumference numerical value is larger, the swelling degree of the affected limb is proved to be serious, and if the difference of the circumference numerical value is smaller, the swelling degree of the affected limb is proved to be reduced.

In hospitals, the currently adopted measurement method is that medical staff measure the circumference of a swelling part around a circle by using a flexible rule and record data, but the measurement positions are different due to different reference points referred during measurement, so that a large error occurs in measurement, and subsequent treatment is influenced. Therefore, the lower limb deep vein thrombosis limb circumference measuring tool is provided.

Disclosure of Invention

The invention aims to provide a tool for measuring the circumference of a deep venous thrombosis limb of a lower limb, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the following technical scheme:

a lower limb deep venous thrombosis limb circumference measuring tool comprises a rectangular upright, a driving mechanism, a measuring assembly and an intelligent controller, wherein the bottom of one side of the rectangular upright is fixedly connected with a bottom plate, a convex inner cavity and a rectangular inner cavity are respectively formed in the rectangular upright, the driving mechanism is installed in the rectangular inner cavity, and the driving mechanism is used for adjusting the height of the measuring assembly;

the measuring assembly is used for measuring the circumference of the lower limb of a patient and comprises a convex sliding block and a measuring scale, the convex sliding block is slidably mounted inside the convex inner cavity, a rectangular sliding groove is formed in one side of the rectangular upright post, a connecting block is fixedly connected to one side of the convex sliding block, the measuring scale is fixed to the end of the connecting block through a rivet, and the connecting block slides inside the rectangular sliding groove;

the intelligent controller is used for storing data measured by the measuring component and position information of the measuring scale when the data are measured, and is also used for controlling the operation of the driving mechanism;

wherein, intelligent control ware includes central processing unit and touch display screen and storage module, intelligent control ware fixed mounting be in one side upper end of rectangle stand, central processing unit's output passes through patient detection information analysis module and patient detection information arrangement module's input electric connection, patient detection information arrangement module's output with storage module's input electric connection, storage module's output with central processing unit's input electric connection, touch display screen with central processing unit electric connection.

By adopting the technical scheme: when measuring, medical personnel drive the position control of height about measuring unit carries out through operation touch display screen control actuating mechanism, and measure and accomplish back intelligent control ware can get off the timely storage of data of measuring, when measuring next time, medical personnel only need to transfer this patient's information through touch display screen, the intelligent control ware can be according to the height that the dipperstick was located when last measurement, carry out position control to the dipperstick, guarantee to measure the position unanimity, and then reduce the error when measuring.

Preferably, the driving mechanism comprises a motor, a worm wheel and a rotating rod, the worm is rotatably arranged at the bottom inside the rectangular inner cavity through a first bearing, the turbine is fixedly inserted on the rotating rod, the rotating rod is rotatably arranged at the bottom of the rectangular inner cavity through a second bearing, the worm wheel is meshed with the worm, the bottom of one side of the rectangular upright post is fixedly connected with a mounting seat, the motor is fixedly arranged on the upper surface of the mounting seat, a rotating shaft of the motor is fixedly connected with one end part of the worm, the top of the convex sliding block is fixedly connected with a pull ring which is connected with the rotating rod through a pull rope, fixed mounting has spacing round on the dwang, the end fixing of stay cord is in the inside of spacing round, central processing unit's signal output part with the automatically controlled end electric connection of motor.

By adopting the technical scheme: the height position of the convex sliding block is adjusted by matching the motor with the worm wheel and the worm.

Preferably, a measuring groove is formed in the rectangular stand column on one side of the convex inner cavity, a mounting groove is formed in the bottom of the measuring groove, a displacement sensor is fixedly mounted in the mounting groove, a shielding plate is fixedly connected to one side of the convex sliding block, the shielding plate slides in the measuring groove, and the displacement sensor is electrically connected with the central processing unit.

By adopting the technical scheme: the position height of the measuring scale during measurement can be conveniently measured by matching the shielding plate with the displacement sensor, and the position height is stored in the storage module through the central processing unit.

Preferably, the pull rope is located above the convex inner cavity, a notch is formed in the rectangular stand column, two sides of the notch are communicated with the convex inner cavity and the rectangular inner cavity respectively, a guide rod is rotatably mounted in the notch through a third bearing, a guide wheel is fixedly connected to the middle of the guide rod, and the pull rope penetrates through the upper end of the guide wheel.

By adopting the technical scheme: avoid the stay cord to take place the friction with the inside of rectangle stand when removing, improve the life of stay cord.

Preferably, the central processing unit is electrically connected with a clock circuit.

By adopting the technical scheme: the central processor can store the patient information according to the time sequence by the clock circuit.

Preferably, an infrared direction lamp is fixedly installed on the side surface of the convex sliding block above the connecting block.

By adopting the technical scheme: whether the dipperstick aligns with the position of patella is more easily seen to medical personnel through infrared indicator lamp.

Preferably, one end of the measuring scale is fixedly connected with a limiting ring.

By adopting the technical scheme: the medical staff keeps the measuring scale on the same horizontal plane when guaranteeing to measure, easy reading moreover.

Preferably, the inner bottom of the convex inner cavity is fixedly connected with a spring, and the upper end of the spring is fixedly connected to the bottom of the convex sliding block.

By adopting the technical scheme: through setting up the spring, avoid the convex slider card in the inside of convex inner chamber, can't fall back to initial position by the gravity of convex slider itself.

Preferably, a protective shell is fixedly mounted on the upper surface of the mounting seat, and the motor is located inside the protective shell.

By adopting the technical scheme: the protection shell is arranged to prevent the motor from being damaged by external force during operation, and the service life of the motor is prolonged.

Preferably, the measuring device is located outside the measuring groove, a limiting groove is formed in the side face of the rectangular upright post and communicated with the measuring groove, and a cover plate is fixedly mounted inside the limiting groove through screws.

By adopting the technical scheme: through dismouting apron, be convenient for maintain displacement sensor.

The invention has the technical effects and advantages that:

1. the measuring tool for the circumference of the deep venous thrombosis limb of the lower limb can record measured data and position information of the measuring scale during measurement by matching the intelligent controller with the driving mechanism, so that the measuring scale is ensured to be at the same height during secondary measurement, and the phenomenon of measurement error caused by different measured heights is avoided;

2. through pressure sensor cooperation loudspeaker, can remind medical personnel when measuring, when the pressure of dipperstick extrusion patient low limbs reached the default, can read the numerical value of current measurement, avoided appearing because of the phenomenon that the extruded degree difference leads to measuring error when measuring.

Drawings

FIG. 1 is a schematic structural diagram of a tool for measuring the circumference of a deep venous thrombosis limb of a lower limb according to the present invention;

FIG. 2 is a schematic structural diagram of a motor of the tool for measuring the circumference of a deep venous thrombosis limb of a lower limb of the invention;

FIG. 3 is a schematic view of the connection structure of the worm wheel and the worm of the tool for measuring the circumference of the deep venous thrombosis limb of the lower limb of the invention;

FIG. 4 is a schematic structural diagram of a convex slider of the measuring tool for measuring the circumference of a deep venous thrombosis limb of a lower limb of the invention;

FIG. 5 is an enlarged view of portion A of FIG. 2;

FIG. 6 is an enlarged view of portion B of FIG. 1;

FIG. 7 is an enlarged view of the portion C of FIG. 3;

FIG. 8 is a schematic view of a sectional structure of an intelligent controller of the tool for measuring the circumference of a deep venous thrombosis limb of a lower limb of the invention;

FIG. 9 is a schematic block diagram of the circuit of the measuring tool for measuring the circumference of the deep venous thrombosis limb of the lower limb of the invention.

In the figure: 1. a rectangular column; 2. an intelligent controller; 3. a motor; 4. a first bearing; 5. a worm; 6. a turbine; 7. a limiting wheel; 8. rotating the rod; 9. a guide bar; 10. a convex lumen; 11. a rectangular inner cavity; 12. a rectangular chute; 13. a male slider; 14. connecting blocks; 15. a shutter; 16. a spring; 17. a pull ring; 18. pulling a rope; 19. a measuring tank; 20. a limiting groove; 21. mounting grooves; 22. a displacement sensor; 23. measuring a scale; 24. a limiting ring; 25. a pressure sensor; 26. an infrared direction lamp; 27. a notch; 28. a guide wheel; 29. a touch display screen; 30. a clock circuit; 31. a central processing unit; 32. a storage module; 33. a horn; 34. a base plate; 35. a protective shell; 36. a cover plate; 37. a mounting seat; 38. a patient detection information analysis module; 39. and a patient detection information sorting module.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 9 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

as shown in fig. 1-4, the invention provides a lower limb deep venous thrombosis limb circumference measuring tool, which comprises a rectangular upright post 1, a driving mechanism, a measuring component assembly and an intelligent controller 2, wherein the bottom of one side of the rectangular upright post 1 is fixedly connected with a bottom plate 34, and a convex inner cavity 10 and a rectangular inner cavity 11 are respectively arranged inside the rectangular upright post 1.

As shown in fig. 4 and 6, the measuring assembly is used for measuring the circumference of the lower limb of the patient, the measuring assembly comprises a convex slider 13 and a measuring scale 23, the convex slider 13 is slidably mounted inside the convex inner cavity 10, a rectangular sliding groove 12 is formed in one side of the rectangular upright post 1, a connecting block 14 is fixedly connected to one side of the convex slider 13, the measuring scale 23 is fixed at the end of the connecting block 14 through a rivet, in order to ensure that the measuring scale 23 is kept on the same horizontal plane by medical staff during measurement, a limiting ring 24 is fixedly connected to one end of the measuring scale 23, and the connecting block 14 slides inside the rectangular sliding groove 12;

as shown in fig. 1, fig. 3, fig. 8 and fig. 9, the intelligent controller 2 is used for storing data measured by the measuring assembly and position information of the measuring scale 23 when the data is measured, and is also used for controlling the operation of the driving mechanism, the intelligent controller 2 includes a central processing unit 31, a touch display screen 29 and a storage module 32, the intelligent controller 2 is fixedly installed at the upper end of one side of the rectangular upright post 1, the output end of the central processing unit 31 is electrically connected with the input end of the patient detection information sorting module 39 through a patient detection information analyzing module 38, the output end of the patient detection information sorting module 39 is electrically connected with the input end of the storage module 32, the output end of the storage module 32 is electrically connected with the input end of the central processing unit 31, and the touch display screen 29 is electrically connected with the central processing unit 31.

As shown in fig. 3 and 4 and fig. 9, the driving mechanism is used for adjusting the height of the measuring assembly, the driving mechanism includes a motor 3, a worm 5, a worm wheel 6 and a rotating rod 8, the worm 5 is rotatably installed at the bottom inside the rectangular inner cavity 11 through a first bearing 4, the worm wheel 6 is fixedly inserted into the rotating rod 8, the rotating rod 8 is rotatably installed at the bottom inside the rectangular inner cavity 11 through a second bearing, the worm wheel 6 is meshed with the worm 5, the bottom of one side of the rectangular upright post 1 is fixedly connected with an installation seat 37, the motor 3 is fixedly installed on the upper surface of the installation seat 37, the rotating shaft of the motor 3 is fixedly connected with the end part of one end of the worm 5, the top of the convex sliding block 13 is fixedly connected with a pull ring 17, the pull ring 17 is connected with a rotating rod 8 through a pull rope 18, a limiting wheel 7 is fixedly installed on the rotating rod 8, the end part of the pull rope 18 is fixed inside the limiting wheel 7, and the signal output end of the central processing unit 31 is electrically connected with the electric control end of;

the driving mechanism has the following principle: rotate clockwise and then drive turbine 6 through worm 5 through motor 3 and rotate, drive dwang 8 through turbine 6 and with the rolling of stay cord 18, and then pull up convex slider 13, otherwise, when motor 3 anticlockwise rotation, will put back convex slider 13 to initial position.

As shown in fig. 3, 7 and 9, a measuring groove 19 is formed inside the rectangular upright post 1 at one side of the convex inner cavity 10, an installation groove 21 is formed at the bottom of the measuring groove 19, a displacement sensor 22 is fixedly installed inside the installation groove 21, a cover plate 15 is fixedly connected to one side of the convex slider 13, the cover plate 15 slides inside the measuring groove 19, and the displacement sensor 22 is electrically connected with the central processing unit 31;

the principle is as follows: the position height of the measuring scale 23 when measuring the circumference of the lower limb is measured by the shutter 15 cooperating with the displacement sensor 22, and the position information is stored in the storage module 32 by the central processor 31.

As shown in fig. 2 and 5, in order to avoid friction between the pulling rope 18 and the inside of the rectangular upright 1 when moving, the service life of the pulling rope 18 is prolonged, the pulling rope is located above the convex inner cavity 10, a notch 27 is formed in the inside of the rectangular upright 1, two sides of the notch 27 are respectively communicated with the convex inner cavity 10 and the rectangular inner cavity 11, the guide rod 9 is rotatably installed in the notch 27 through a third bearing, a guide wheel 28 is fixedly connected to the middle of the guide rod 9, and the pulling rope 18 passes through the upper end of the guide wheel 28.

As shown in fig. 8 and 9, the central processor 31 is electrically connected to the clock circuit 30, so that the central processor 31 can store the patient information according to the time sequence by the clock circuit 30.

In order to facilitate the medical staff to see if the measuring ruler 23 is aligned with the patella, an infrared indicator light 26 is fixedly mounted on the side of the male slider 13 above the connecting block 14.

In order to avoid the inability to return to the initial position by the weight of the male slider 13 itself, it is proposed, as shown in fig. 6, that the internal bottom of the male cavity 10 is fixedly connected with a spring 16, the upper end of the spring 16 being fixedly connected to the bottom of the male slider 13.

As shown in fig. 1, in order to prolong the service life of the motor 3 and avoid damage from external force, a protective shell 35 is fixedly mounted on the upper surface of the mounting seat 37, and the motor 3 is located inside the protective shell 35.

As shown in fig. 1, in order to facilitate maintenance of the displacement sensor 22, a limiting groove 20 is formed outside the measuring groove 19 and on a side surface of the rectangular column 1, the limiting groove 20 is communicated with the measuring groove 19, and a cover plate 36 is fixedly mounted inside the limiting groove 20 through a screw.

As shown in fig. 1, fig. 2, fig. 6 and fig. 9, a loudspeaker 33 is fixedly mounted on a surface of one side of the rectangular column 1, the surface of the measuring scale 23 is fixedly connected with a pressure sensor 25, the pressure sensor 25 is electrically connected with a signal input end of the central processor 31, a signal output end of the central processor 31 is electrically connected with an electric control end of the loudspeaker 33, and the rectangular column has the following functions: can remind medical personnel when measuring, when the pressure that dipperstick 23 extrudeed patient's low limbs reached the default, can read the present numerical value of measuring, avoid appearing because of the phenomenon that the extruded degree difference leads to measuring error when measuring.

The working principle is as follows: when the medical instrument is used for the first time, medical personnel firstly store the information of a patient in the storage module 32 through the touch display screen 29, lean the bottom plate 34 on the sole of the patient, then operate the touch display screen 29, control the motor 3 to rotate through the central processor 31, pull the measuring scale 23 to the position of the patella of the patient, then operate the touch display screen 29 to confirm the position, at the moment, the central processor 31 controls the motor 3 to rotate again, pull the measuring scale 23 to the position which is 15cm higher than the patella of the patient, at the moment, the motor 3 stops rotating, the medical personnel starts to measure, after the measurement is completed, the medical personnel stores the measured value in the storage module 32 through the touch display screen 29 and confirms that the current measurement is completed, at the moment, the displacement sensor 22 records the height information corresponding to the measuring scale 23 in the storage module 32, at the moment, the central processor 31 controls the motor 3, the measuring scale 23 is pulled up to a position 10cm lower than the patella position of a patient, the motor 3 stops rotating, medical staff starts measuring, after the measurement is completed, the medical staff stores the measured value into the storage module 32 through the touch display screen 29 and confirms that the current measurement is completed, the displacement sensor 22 records the height information corresponding to the measuring scale 23 into the storage module 32 at the moment, so that the first measurement is completed, when the measurement is completed again, the medical staff only needs to input the information of the patient into the intelligent controller 2 through the touch display screen 29, the input information is analyzed and detected through the patient detection information analysis module 38, the corresponding patient information in the storage module 32 is directly called out through the patient detection information arrangement module 39, the central processing unit 31 directly controls the motor 3 to perform position height adjustment on the measuring scale 23 according to the height information where the measuring scale 23 is located during the last measurement, the phenomenon that the corresponding measurement heights are inconsistent when different people measure is avoided.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Deep vein thrombosis limbs periphery measuring tool of low limbs, its characterized in that: the intelligent measuring device comprises a rectangular upright post (1), a driving mechanism, a measuring assembly and an intelligent controller (2), wherein the bottom of one side of the rectangular upright post (1) is fixedly connected with a bottom plate (34), a convex inner cavity (10) and a rectangular inner cavity (11) are respectively formed in the rectangular upright post (1), the driving mechanism is installed in the rectangular inner cavity (11), and the driving mechanism is used for adjusting the height of the measuring assembly;

the measuring assembly is used for measuring the circumference of the lower limb of a patient, the measuring assembly comprises a convex sliding block (13) and a measuring scale (23), the convex sliding block (13) is slidably mounted inside the convex inner cavity (10), a rectangular sliding groove (12) is formed in one side of the rectangular upright post (1), a connecting block (14) is fixedly connected to one side of the convex sliding block (13), the measuring scale (23) is fixed to the end portion of the connecting block (14) through a rivet, and the connecting block (14) slides inside the rectangular sliding groove (12);

the intelligent controller (2) is used for storing the data measured by the measuring component and the position information of the measuring scale (23) when the data are measured, and is also used for controlling the operation of the driving mechanism;

wherein, intelligent control ware (2) include central processing unit (31) and touch display screen (29) and storage module (32), intelligent control ware (2) fixed mounting be in one side upper end of rectangle stand (1), the output of central processing unit (31) passes through patient detection information analysis module (38) and the input electric connection of patient detection information arrangement module (39), the output of patient detection information arrangement module (39) with the input electric connection of storage module (32), the output of storage module (32) with the input electric connection of central processing unit (31), touch display screen (29) with central processing unit (31) electric connection.

2. The lower limb deep vein thrombosis limb circumference measuring tool of claim 1, wherein: the driving mechanism comprises a motor (3), a worm (5), a turbine (6) and a rotating rod (8), the worm (5) is rotatably installed at the bottom of the rectangular inner cavity (11) through a first bearing (4), the turbine (6) is fixedly inserted on the rotating rod (8), the rotating rod (8) is rotatably installed at the bottom of the rectangular inner cavity (11) through a second bearing, the turbine (6) is meshed with the worm (5), a mounting seat (37) is fixedly connected with the bottom of one side of the rectangular upright column (1), the motor (3) is fixedly installed on the upper surface of the mounting seat (37), the rotating shaft of the motor (3) is fixedly connected with the end part of the worm (5), a pull ring (17) is fixedly connected with the top of the convex sliding block (13), and the pull ring (17) is connected with the rotating rod (8) through a pull rope (18), fixed mounting has spacing round (7) on dwang (8), the end fixing of stay cord (18) the inside of spacing round (7), the signal output part of central processing unit (31) with the automatically controlled end electric connection of motor (3).

3. The lower limb deep vein thrombosis limb circumference measuring tool of claim 2, wherein: the device comprises a convex inner cavity (10), a measuring groove (19) is formed in the rectangular upright column (1), a mounting groove (21) is formed in the bottom of the measuring groove (19), a displacement sensor (22) is fixedly mounted in the mounting groove (21), a shielding plate (15) is fixedly connected to one side of a convex sliding block (13), the shielding plate (15) slides in the measuring groove (19), and the displacement sensor (22) is electrically connected with a central processing unit (31).

4. The lower limb deep vein thrombosis limb circumference measuring tool of claim 3, wherein: be located the top of convex inner chamber (10), breach (27) have been seted up to the inside of rectangle stand (1), the both sides of breach (27) respectively with convex inner chamber (10) and rectangle inner chamber (11) are linked together, the inside of breach (27) is rotated through the third bearing and is installed guide bar (9), the middle part fixedly connected with leading wheel (28) of guide bar (9), stay cord (18) pass the upper end of guide wheel (28).

5. The lower limb deep vein thrombosis limb circumference measuring tool of claim 4, wherein: the central processing unit (31) is electrically connected with a clock circuit (30).

6. The lower limb deep vein thrombosis limb circumference measuring tool of claim 5, wherein: and an infrared direction lamp (26) is fixedly arranged on the side surface of the convex sliding block (13) above the connecting block (14).

7. The lower limb deep vein thrombosis limb circumference measuring tool of claim 6, wherein: one end part of the measuring scale (23) is fixedly connected with a limiting ring (24).

8. The lower limb deep vein thrombosis limb circumference measuring tool of claim 7, wherein: the inner bottom of the convex inner cavity (10) is fixedly connected with a spring (16), and the upper end of the spring (16) is fixedly connected to the bottom of the convex sliding block (13).

9. The lower limb deep vein thrombosis limb circumference measuring tool of claim 8, wherein: the upper surface fixed mounting of mount pad (37) has protecting crust (35), motor (3) are located the inside of protecting crust (35).

10. The lower limb deep vein thrombosis limb circumference measuring tool of claim 9, wherein: the measuring device is characterized in that the measuring device is located outside the measuring groove (19), a limiting groove (20) is formed in the side face of the rectangular upright post (1), the limiting groove (20) is communicated with the measuring groove (19), and a cover plate (36) is fixedly mounted inside the limiting groove (20) through screws.