TWI721585B - Pulse diagnostic equipment - Google Patents

Abstract

A pulse diagnostic equipment includes a pressure measurement device. The pressure measurement device includes a frame, an air bag, and several pressure sensors. The frame includes several flanges, and an inner surface of the air bag is in contact with the flanges. The pressure sensors are disposed at an outer surface of the air bag.

Description

Pulse measuring equipment

This disclosure is about a pulse measuring device.

In traditional Chinese medicine, pulse diagnosis is performed by placing the pad of the doctor's finger to the position of the radial artery of the wrist, and at the same time using three fingers to apply special pressing techniques to perceive changes in the pulse condition, and assist in the diagnosis of disease syndromes by integrating all the information. However, the amount of pressure used to pulse the pulse and the judgment between different pulse conditions are mostly based on the personal diagnosis and treatment experience of Chinese medicine practitioners to make a diagnosis. Since different Chinese physicians often have different standards for pressing force, an objective and quantifiable pulse diagnosis instrument is needed. Most of the existing pulse diagnosis instruments use a single-point sensor to measure perpendicular to the radial artery. Not only can it not simply and accurately simulate the doctor's three-finger pressing on the blood vessel, the measurement process is also quite difficult.

An embodiment of the present disclosure provides a pulse measurement device, which includes a pressure sensing component, and the pressure sensing component includes a frame, an air bag, and a plurality of pressure sensors. The frame includes a plurality of flanges, the inner surface of the airbag is in contact with the flanges, and the pressure sensor is arranged on the outer surface of the airbag.

In some embodiments, the frame includes a plurality of side walls, and the flanges are flat The rows are arranged and protrude from the side walls.

In some embodiments, the airbag is adhered to the flange through glue.

In some embodiments, the flange includes an arc flange and a flat flange.

In some embodiments, the number of flanges is four to define three sections, and the number of pressure sensors is three, and they are respectively arranged in these sections.

In some embodiments, the pulse measurement device further includes a base, and the pressure sensing component is disposed on the base, wherein the base has an air flow channel to connect the pressure sensing component and the air pump.

In some embodiments, the base includes an outer frame and a wedge-shaped block, and the pressure sensing component is disposed on the first surface of the outer frame. The wedge block is disposed on the second surface of the outer frame, wherein the symmetry axis of the wedge block and the long axis of the pressure sensing component extend in the same direction.

In some embodiments, the wedge block includes a bottom surface and a top surface, and the angle between the bottom surface and the top surface is about 0.1 degree to about 25 degrees.

In some embodiments, the pulse measurement device further includes a base and a support rod, the support rod is connected to the base, wherein the base includes at least one sliding block, and the sliding block is coupled with the support rod to move the base relative to the support rod.

In some embodiments, the sliding block includes a supporting portion and a sliding rail portion connected to each other, the supporting portion is fixed to the wedge block, and the angle between the surface of the supporting portion connected to the wedge block and the sliding rail portion is about 10 degrees to about 50 degrees .

In some embodiments, the pulse measurement device further includes an adhesive layer distributed on the side surface of the airbag to bond the airbag and the outer frame.

In some embodiments, the pulse measuring device further includes an adhesive layer distributed on the top surface of the airbag to bond the airbag and the first surface of the outer frame.

In some embodiments, the adhesive layer is arranged on the airbag in sections.

The pulse measurement device provided by the present disclosure can contact the skin surface of the subject in advance through the flange on the pressure sensing component and locate the position of inch, off, and ruler, and then inflate the airbag in the pressure sensing assembly. The pressure sensor is pressed down to measure the pulse of the subject. Since the position of the pressure sensor and the depth of depression can be controlled, the reliability of pulse measurement is improved.

100‧‧‧Pulse measurement equipment

110‧‧‧Base

120‧‧‧Support Rod

200‧‧‧Pedestal

210‧‧‧Outer Frame

212: First Surface

214: second surface

216: Gas Pipeline

220: wedge block

222: Bottom

224: top surface

226, 226a: side

230: Sliding block

232: Slide rail department

234: Support

235: top surface

236: bearing surface

238: Surface

240: Airflow channel

300: Pressure sensing components

310, 310a, 310b, 310c: frame

312, 312a, 312b, 312d: flange

314: Sidewall

316: Spacer

316a: first spacer

316b: second spacer

316c: third spacer

316d: Fourth spacer

320: airbag

322: Adhesive Layer

330: Pressure sensor

332: Piezoelectric material

334: Flexible circuit board

400: Pulse measuring equipment

410: Pressure Sensing Components

420: Rectifier filter circuit unit

430: Processing Unit

440: display unit

450: Air pump

460: Mobile Organization

θ1, θ2: included angle

A1: axis of symmetry

A2: Long axis

E1: first end

E2: second end

W1, W2: width

In order to make the above and other objectives, features, advantages and embodiments of the present invention more comprehensible, detailed descriptions of the accompanying drawings are as follows: Figure 1 is a schematic diagram of an embodiment of the pulse measuring device disclosed.

Figure 2 is a three-dimensional view of an embodiment of the base and the pressure sensing component in the pulse measurement device of the disclosure.

Figure 3 is an exploded view of an embodiment of the base and the pressure sensing component in the pulse measurement device of the disclosure.

Figure 4 is a bottom view of an embodiment of the pressure sensing component in the pulse measurement device of the disclosure.

Fig. 5 is a perspective view of an embodiment of the frame of the pressure sensing assembly in Fig. 4.

FIGS. 6A to 6C are three-dimensional views of different embodiments of the frame of the pressure sensing assembly in FIG. 4, respectively.

FIG. 7A and FIG. 7B are respectively schematic side sectional views of an embodiment of the pulse measuring device of the present disclosure in different operating stages.

Figure 7C is a schematic top view of the pressure sensing component in Figure 7A.

The side view of another embodiment of the pressure sensing component shown in Fig. 8A and Fig. 8B Cross-sectional schematic diagram and top schematic diagram.

Figure 9 is a block diagram of a pulse measuring device according to another embodiment of the disclosure.

The following will clearly illustrate the spirit of the present invention with drawings and detailed descriptions. Anyone with ordinary knowledge in the relevant technical field can change and modify the technology taught by the present invention after understanding the preferred embodiments of the present invention. It does not depart from the spirit and scope of the present invention.

Refer to Fig. 1, which is a schematic diagram of an embodiment of the pulse measuring device of the present disclosure. The pulse measurement device 100 includes a base 110, a support rod 120, a base 200, and a pressure sensing assembly 300, wherein the support rod 120 is connected to the base 110, the pressure sensing assembly 300 is disposed on the base 200, and the base 200 It is coupled to the support rod 120 and can slide relative to the support rod 120 to adjust the position of the pressure sensing assembly 300.

In some embodiments, the support rod 120 is a rod body with a lifting function. After the subject places the arm on the base 110, the support rod 120 can be operated to press the base 200 and the pressure sensing assembly 300 downward to allow the pressure The sensing component 300 contacts the subject's arm. Subsequently, the position of the base 200 can be further moved, so that the pressure sensing assembly 300 correctly contacts the subject's wrist for measurement.

Please refer to FIG. 2 and FIG. 3, which are respectively a three-dimensional view and an exploded view of an embodiment of the base and the pressure sensing component of the pulse measurement device of the present disclosure. The base 200 includes an outer frame 210, a wedge block 220, and a sliding block 230, wherein the pressure sensing component 300 is disposed on the first surface 212 of the outer frame 210 Above, the wedge block 220 is disposed on the second surface 214 of the outer frame 210, and the first surface 212 and the second surface 214 of the outer frame 210 are substantially parallel to each other. The sliding block 230 is disposed on the wedge block 220.

The pressure sensing assembly 300 includes a frame 310 and an airbag 320, wherein the frame 310 has a plurality of flanges 312, the airbag 320 covers the frame 310, and the inner surface of the airbag 320 contacts the flange 312. The pressure sensing assembly 300 further includes a plurality of pressure sensors 330, and the pressure sensors 330 are disposed on the outer surface of the airbag 320 and located between the flanges 312. In some embodiments, the number of flanges 312 in the frame 310 is four to define three sections, and the number of pressure sensors 330 is three and they are respectively arranged in these sections to correspond to the dimensions respectively. Measure the position of, off and ruler.

In some embodiments, the wedge block 220 has a bottom surface 222, a top surface 224, and a side surface 226 connecting the bottom surface 222 and the top surface 224, wherein a non-zero included angle θ 1 is sandwiched between the bottom surface 222 and the top surface 224 of the wedge block 220, That is, the bottom surface 222 and the top surface 224 of the wedge block 220 are not parallel to each other, and the top surface 224 of the wedge block 220 is inclined relative to the bottom surface 222. In other words, when the bottom surface 222 of the wedge block 220 is flat against the second surface 214 of the outer frame 210, the top surface 224 of the wedge block 220 is also inclined with respect to the second surface 214 of the outer frame 210 and has a non-zero included angle. θ 1 is in between. In some embodiments, the included angle θ 1 between the top surface 224 and the bottom surface 222 of the wedge block 220 ranges from about 0.1 degree to 25 degrees.

The wedge block 220 has a symmetry axis A1, and the pressure sensing assembly 300 has a long axis A2, and the symmetry axis A1 of the wedge block 220 is arranged parallel to the long axis A2 of the pressure sensing assembly 300. The pressure sensors 330 of the pressure sensing assembly 300 are arranged along the long axis A2. The two ends of the wedge block 220 on the axis of symmetry A1 are respectively the first end E1 and The second end E2, wherein the height of the first end E1, such as the distance from the second surface 214 of the outer frame 210, is greater than the height of the second end E2. In some embodiments, one of the side surfaces 226 of the wedge block 220, such as the side surface 226a, has a triangular shape. In other embodiments, the side surface 226a may have a trapezoidal shape.

The base 200 includes an airflow channel 240, which penetrates the outer frame 210 and the wedge block 220 to communicate with the pressure sensing assembly 300. The air flow channel 240 allows the gas pipeline to pass through to connect the pressure sensing assembly 300 to the inflatable pump, so that the gas provided by the inflatable pump can enter the pressure sensing assembly 300 through the air flow channel 240 to be pressurized, so as to facilitate the subsequent measurement steps, and After the measurement step is completed, the gas in the pressure sensing assembly 300 is allowed to escape to complete the pressure release action.

In some embodiments, the number of sliding blocks 230 is two, and the sliding blocks 230 are respectively disposed at the first end E1 and the second end E2 of the wedge block 220, and the air flow channel 240 is located between the two sliding blocks 230. In some embodiments, the sliding block 230 includes a sliding rail portion 232 and a supporting portion 234 connected to the sliding rail portion 232, wherein the sliding rail portion 232 is used to couple to the supporting rod 120 (see FIG. 1), and the supporting portion 234 Fixed on the wedge block 220. In some embodiments, the maximum width W1 of the sliding rail portion 232 is greater than the width W2 of the support portion 234 to form a space between the two sliding blocks 230 for gas pipelines and circuits such as control lines, transmission lines, and sensing lines. by.

In some embodiments, a non-zero included angle θ 2 is sandwiched between the surface 238 of the support portion 234 connected to the wedge block 220 and the sliding rail portion 232. Furthermore, the sliding rail portion 232 has a top surface 235 and a bearing surface 236 opposite to each other, and the non-zero included angle θ 2 is sandwiched between the surface 238 of the supporting portion 234 connected to the wedge block 220 and the bearing surface 236 of the sliding rail portion 232 . In some embodiments, the supporting portion 234 is connected to the wedge The included angle between the surface 238 of the shaped block 220 and the sliding rail portion 232 is approximately 10 degrees to 50 degrees. In some embodiments, the width of the bearing surface 236 of the sliding rail portion 232 is greater than the width of the top surface 235 of the sliding rail portion 232.

In some embodiments, the outer frame 210, the wedge block 220, and the sliding block 230 in the base 200 can be manufactured separately, and then combined in sections by components such as adhesives. In other embodiments, the base 200 may be integrally formed, that is, the outer frame 210, the wedge block 220, and the sliding block 230 are integrally formed and seamlessly connected to each other.

It should be noted that when the base 200 is assembled to the support rod 120 in Figure 1, the sliding rail portion 232 of the sliding block 230 will be parallel to the base 110 in Figure 1, and the subject’s arm will be parallel. On the long axis A2 of the pressure sensing assembly 300. Since the arm of the human body is tapered toward the end, the angle θ 1 is sandwiched between the top surface 224 and the bottom surface 222 of the wedge block 220 through the design, so that the pressure sensing component 300 can fit the subject's arm. In addition, because the human body’s wrist has a curved surface, the angle θ 2 is formed between the surface 238 of the support portion 234 connected to the wedge block 220 and the bearing surface 236 of the slide rail portion 232 through the design, so that the pressure sensing assembly 300 It can be fitted to the outer part of the subject's wrist. Through the above design, the pressure sensing component 300 of the pulse measuring device can fit the position of the measurement subject's inch, off, and ruler well.

Please refer to Figures 4 and 5 at the same time. Figure 4 is a bottom view of an embodiment of the pressure sensing component in the pulse measurement device of the disclosure, and Figure 5 is the pressure sensing component in Figure 4 A perspective view of an embodiment of the frame. The pressure sensing assembly 300 includes a frame 310, an air bag 320 and a pressure sensor 330. In some embodiments, the frame 310 may be a font type, which includes two The side walls 314 and the four partition plates 316 transversely connecting the two side walls 314 have flanges 312 on each partition plate 316, and the flanges 312 are arranged in parallel and protrude from the side walls 314.

The airbag 320 is wrapped around the frame 310, and the inner surface of the airbag 320 is adhered to the flange 312 of the frame 310 through glue. The inner surface of the airbag 320 can be bonded to the side wall 314 of the frame 310 facing the pressure sensor 330 but not to the side of the frame 310 facing the base, that is, the airbag 320 is on the side facing the base be free.

In some embodiments, the flanges 312 of the frame 310 are all arc-shaped, and the spacing between the spacer plates 316 is also approximately the same. The pressure sensors 330 are respectively arranged at positions between the partition plates 316, and independently measure different positions on the subject's wrist, such as inch, off, and ruler. The pressure sensor 330 can measure different positions on the subject’s wrist at the same time, and send the measured signal to a processing unit (such as a computer), integrate it into a graphic image, and output it to the monitor for display for easy identification by the observer .

In some embodiments, the pressure sensor 330 includes a piezoelectric material 332 to convert the deformation of the piezoelectric material 332 caused by the pulse of the subject into an electrical signal and output to the processing unit. The pressure sensor 330 includes a flexible circuit board 334. One end of the flexible circuit board 334 is connected to a piezoelectric material 332, and the other end is connected to a transmission wire to output electrical signals generated by the piezoelectric material 332 to Processing unit. In some embodiments, the signals detected by the three pressure sensors 330 are filtered and rectified and then integrated into a graphic image display.

Refer to FIGS. 6A to 6C, which are perspective views of different embodiments of the frame of the pressure sensing assembly in FIG. 4, respectively. Different from the frame 310 shown in Figure 5, the frames 310a, 310b, and 310c in Figures 6A to 6C The partition 316 can have different configurations. For example, the spacer plate 316 includes a first spacer plate 316a, a second spacer plate 316b, a third spacer plate 316c, and a fourth spacer plate 316d in sequence, wherein the distance between the first spacer plate 316a and the second spacer plate 316b corresponds to The position between the second partition plate 316b and the third partition plate 316c corresponds to the off position, and the position between the third partition plate 316c and the fourth partition plate 316d corresponds to the position of the ruler.

As shown in FIG. 6A, in some embodiments, the flange 312a of the first partition plate 316a is a flat flange, and the flanges 312 of the remaining partition plates 316b, 316c, and 316d are arc-shaped flanges. This design can improve the comfort of the test subject and extend the measurement position.

As shown in Figure 6B, in some embodiments, the flanges 312a, 312d of the first spacer plate 316a and the fourth spacer plate 316d are flat flanges, and the flanges 312 of the remaining spacer plates 316b, 316c are arc-shaped Flange. This design allows the pressure sensing component to be used in both the left-handed measurement mode and the right-handed measurement mode.

As shown in Figure 6C, in some embodiments, the flanges 312a, 312b of the first spacer plate 316a and the second spacer plate 316b are flat flanges, and the flanges 312 of the remaining spacer plates 316c, 316d are arc-shaped Flange. This design can highlight the signal of the pressure sensor corresponding to the position of the ruler.

Next, please refer to FIG. 7A and FIG. 7B, which are schematic side views of an embodiment of the pulse measuring device of the present disclosure in different operating stages, respectively. It should be noted that, for ease of description, only the outer frame 210 and the pressure sensing component 300 are shown in FIGS. 7A and 7B, and all lines in the drawings are drawn with solid lines, which are described first. The outer frame 210 has an air flow channel 240 for the gas pipe 216 to pass through. One end of the gas pipe 216 is connected to the inflator, and the other end is connected To the inner space of the airbag 320, the inflator can inflate the airbag 320 or discharge the air from the airbag 320 through the gas pipeline 216.

In some embodiments, the airbag 320 is only bonded to the outer frame 210 at the sidewalls through the adhesive layer 322, that is, the airbag 320 has a first end facing away from the pressure sensor 330 and a second end provided with the pressure sensor 330 Two ends, the first end and the second end are both free ends, and the first end is not bonded to the outer frame 210. When the airbag 320 is inflated, as shown in Figure 7B, the first end and the second end of the airbag 320 are respectively expanded outward. At this time, the first end of the airbag 320 will abut the inner wall of the outer frame 210, and the airbag 320 The second end of is against the subject's wrist. In this way, the pressure sensor 330 on the airbag 320 can be tightly attached to the subject's wrist through the inflation of the airbag 320.

In some embodiments, since the frame 310 of the pressure sensing assembly 300 has a flange 312, when the measurement is performed, the pressure sensing assembly 300 can first pass through the lifting support rod 120 (see Figure 1) and use The base 200 (see Figure 1) slides relative to the support rod 120 to move the pressure sensing assembly 300 to a predetermined position, and the pressure sensor 330 on the pressure sensing assembly 300 contacts the skin surface of the subject, and then The airbag 320 is inflated to press the second end of the airbag 320 downward, so that the pressure sensor 330 is tightly abutted against the subject's wrist to measure the subject's pulse. When the pressure sensor assembly 300 is positioned, the flange 312 can first touch the skin surface of the subject to locate and cut out the inch, off, and ruler positions. Therefore, the positioning accuracy of the pressure sensor 330 can be improved, and the positioning accuracy of the pressure sensor 330 can be improved and ensured The distance that the pressure sensor 330 is pressed down after the airbag 320 is inflated each time the airbag 320 is inflated can reduce the error of human operation, thereby improving the reliability of the test.

Please refer to Figure 7A and Figure 7C at the same time, where Figure 7C is the The schematic top view of the pressure sensing component in Figure 7A, for ease of illustration, all lines in the figure are drawn with solid lines. As shown in the figure, the adhesive layer 322 is used to position the airbag 320 in the outer frame 210, wherein the adhesive layer 322 is only distributed on the side surface of the airbag 320 to bond the airbag 320 and the outer frame 210, and make the first end of the airbag 320 For the free end. In some embodiments, the adhesive layer 322 is distributed on the side surface of the airbag 320 in sections, that is, the adhesive layer 322 on the side of the airbag 320 is arranged in sections such as corners and/or sidewalls, so that the airbag 320 It can be fully stretched to improve the signal quality.

In other embodiments, the side cross-sectional schematic diagram and the top schematic diagram of another embodiment of the pressure sensing component shown in FIG. 8A and FIG. 8B. For ease of description, all lines in the figure are drawn with solid lines. The adhesive layer 322 may be distributed only on the top surface of the airbag 320, but not on the side surface of the airbag 320, so that the airbag 320 is adhered to the first surface 212 of the outer frame 210. Similarly, the adhesive layer 322 is arranged in sections (non-closed) at the first end of the airbag 320. For example, the adhesive layer 322 may be distributed in dots on the first end of the airbag 320 and kept between the air duct 216 A certain distance. In this way, when the airbag 320 is inflated and deflated, the side surface and the second end of the airbag 320 are both free ends, which can improve the signal measurement quality.

Refer to FIG. 9, which is a block diagram of a pulse measuring device according to another embodiment of the disclosure. The pulse measurement device 400 includes a pressure sensing component 410, a rectifying and filtering circuit unit 420, a processing unit 430, and a display unit 440. The pressure sensing component 410 is connected to the inflator 450 and the moving mechanism 460. The pressure sensing component 410 can be similar to the aforementioned pressure sensing component 300, and the moving mechanism 460 can be similar to the aforementioned combination of the support rod 120 and the base 200. I will not repeat them here.

The inflator 450 is connected to the pressure sensing component 410 to inflate or exhaust the airbag in the pressure sensing component 410, so that the pressure sensing component 410 presses down the skin of the subject so that the pressure in the pressure sensing component 410 The sensor generates a corresponding electrical signal due to the pulse beating. The electrical signal generated by the pressure sensing component 410 is then processed by the rectifying and filtering circuit unit 420, and then sent to the processing unit 430 to become a graphical image signal, and then the graphical image signal is sent to the display unit 440 for display by the observer Check it out.

In summary, the pulse measurement device provided by the present disclosure can pre-contact the skin surface of the subject through the flange on the pressure sensing component and locate the inch, off, and ruler positions, and then make the pressure sensing assembly The airbag in the airbag is inflated, and the pressure sensor is pressed down to measure the pulse of the subject. Since the position of the pressure sensor and the depth of depression can be controlled, the reliability of pulse measurement is improved.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Anyone familiar with the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection of the present invention The scope shall be subject to those defined in the attached patent application scope.

200‧‧‧Pedestal

210‧‧‧Outer Frame

212‧‧‧First surface

214‧‧‧Second Surface

220‧‧‧Wedge block

222‧‧‧Bottom

224‧‧‧Top surface

226a‧‧‧Side

230‧‧‧Sliding block

232‧‧‧Slide rail part

234‧‧‧Support

235‧‧‧Top surface

236‧‧‧Loading surface

238‧‧‧surface

240‧‧‧Air flow channel

300‧‧‧Pressure Sensing Components

310‧‧‧Frame

312‧‧‧Flange

320‧‧‧Airbag

330‧‧‧Pressure Sensor

θ 1, θ 2‧‧‧Included angle

A1‧‧‧Symmetry axis

A2‧‧‧Long axis

E1‧‧‧First end

E2‧‧‧Second end

Claims (13)

A pulse measuring device, comprising: a pressure sensing component, comprising: a frame, the frame comprising a plurality of flanges; an airbag, an inner surface of the airbag is in contact with the flanges; and a plurality of pressure sensors , Set on an outer surface of the airbag. The pulse measurement device according to claim 1, wherein the frame includes a plurality of side walls, and the flanges are arranged in parallel and protrude from the side walls. The pulse measurement device according to claim 1, wherein the airbag is adhered to the flanges through an adhesive. The pulse measuring device according to claim 1, wherein the flanges include arc flanges and flat flanges. The pulse measurement device according to claim 1, wherein the number of the flanges is four to define three sections, and the number of the pressure sensors is three, and they are respectively arranged in the sections. The pulse measurement device according to claim 1, further comprising: a base on which the pressure sensing component is disposed, wherein the base has an air flow channel connecting the pressure sensing component and an air pump . The pulse measuring device according to claim 6, wherein the base The seat includes: an outer frame, the pressure sensing component is arranged on a first surface of the outer frame; and a wedge block is arranged on a second surface of the outer frame, wherein the symmetry axis of the wedge block and the pressure sensor The long axis of the test assembly extends in the same direction. The pulse measuring device according to claim 7, wherein the wedge-shaped block comprises a bottom surface and a top surface, and the angle between the bottom surface and the top surface is about 0.1 degree to about 25 degrees. The pulse measurement device according to claim 7, further comprising: a base; and a support rod connected to the base, wherein the base includes at least one sliding block, wherein the sliding block is coupled with the support rod to make the base The seat moves relative to the support rod. The pulse measurement device according to claim 9, wherein the sliding block includes a supporting portion and a sliding rail portion connected, the supporting portion is fixed to the wedge-shaped block, and the supporting portion is connected to the surface of the wedge-shaped block and the The included angle between the sliding rail parts is about 10 degrees to about 50 degrees. The pulse measuring device according to claim 7, further comprising an adhesive layer distributed on one side surface of the airbag to bond the airbag and the outer frame. The pulse measuring device as described in claim 7, further comprising a The adhesive layer is distributed on a top surface of the airbag to bond the airbag and the first surface of the outer frame. The pulse measurement device according to claim 11 or 12, wherein the adhesive layer is arranged on the airbag in sections.

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