JP3668831B2 - Stationary blood pressure measuring device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a stationary blood pressure measurement device that automatically wraps an arm band around an arm.
[0002]
[Prior art]
Conventionally, there are the following types of blood pressure measuring devices.
As shown in FIG. 23, the main body 200 includes a display unit 201 that displays measurement values and the like, and an arm band unit 202 that automatically wraps an arm band around the inserted arm, and the center line V of the display unit 201. 'And the arm insertion direction W' to the armband 202 are parallel .
[0003]
[Problems to be solved by the invention]
However, the above apparatus has the following problems.
As shown in FIGS. 23 and 24, when the person to be measured M sits down toward the display unit 201 and inserts his arm (here, the right arm) into the armband unit 202, the upper body is bent forward, and abdominal pressure is applied. The blood pressure cannot be measured accurately. Further, in a state where the arm is inserted, it is necessary to take a posture in which the right side of the upper body is put forward (a posture in which the upper body faces slightly to the left).
[0004]
Therefore, the present invention has been made paying attention to the problems of such a device, and provides a stationary blood pressure measuring device that makes the posture at the time of blood pressure measurement natural and easy and can perform accurate blood pressure measurement. The purpose is to do.
[0005]
[Means for Solving the Problems]
In order to solve the above problems, a stationary blood pressure measurement device according to the present invention includes a display unit for displaying a measurement value and the like on a main body, and an arm band unit for automatically winding an arm band around the inserted arm. In the device provided, the insertion direction of the arm into the armband portion forms an opening-like angle from the front side to the rear side of the main body with respect to the center line of the display unit. In addition, 5-30 degrees is suitable for an angle.
[0006]
In this stationary type blood pressure measurement device, when an arm is inserted into the armband, the arm expands from the front side (main body side) to the rear side, and the center line of the display unit and the insertion direction of the arm intersect. It becomes a state to do. That is, it is possible to take a natural and comfortable posture while looking at the display unit during blood pressure measurement. As a result, the upper body does not bend forward and no abdominal pressure is applied, and blood pressure can be accurately measured.
[00 07 ]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the present invention will be described based on embodiments.
FIG. 1 is an external perspective view of the blood pressure measurement device according to the embodiment, FIG. 2 is a rear view thereof, FIG. 3 is a front view thereof, FIG. 4 is a plan view thereof, FIG. The figure is shown in FIG. The blood pressure measuring apparatus, the present body 1, a display unit 2 for displaying the measured values or the like, an arm band portion 3 give automatically wind the arm band to the inserted arm, a printer section for printing out the measured values or the like 4.
[00 08 ]
The display unit 2 is arranged upright so that it can be easily seen behind the left side of the main body 1, and has a systolic blood pressure display portion 21, a diastolic blood pressure display portion 22, and a pulse rate display portion 23. The display unit 2 is provided with a clock display LED 24 and a guide LED 25. The guidance LED 25 displays, for example, “Measureable”, “Do not move the arm”, and “Measure again” in order from the top.
[00 09 ]
The arm band 3 has an arm band 30, and an arm (here, the right arm) is inserted into the arm band 3, and the arm is pressed by the arm band 30. The printer unit 4 has a printer cover 40 that can be opened and closed, and stores a printer and printing paper therein. The detailed structures of the armband unit 3 and the printer unit 4 will be described later.
The main body 1 is also provided with an emergency stop button 5 for urgently stopping the operation of winding the armband 30 around the arm on the main body 1 portion (upper surface of the main body 1) between the display section 2 and the armband section 3. Yes. By doing so, not only the emergency stop button 5 can be seen well even during blood pressure measurement, but also in an easy-to-press position, the emergency stop button 5 can be quickly pressed at the time of abnormality, and the safety at the time of abnormality is high. Further, the measurement start switch 6 and the stop switch 7 are arranged on the left side of the printer unit 4.
[00 10 ]
On the other hand, on the back side of the main body 1, a power switch 50, an inlet 51, a ground 52, a fuse 53, a calibration port 54, a clock display switch 55 for switching the presence / absence of a clock display, a volume control 56, a switching of a printing pattern / no printing. And a mode switch 58 for switching between a measurement mode, a calibration mode, and a time adjustment mode. Furthermore, the panel support part 59 which supports the panel 9 which described the operation method etc. to a user is provided.
[00 11 ]
As is clear from FIG. 4, the arm insertion direction (one-dot chain line W) into the arm band portion 3 expands from the front side to the rear side of the main body 1 with respect to the center line (one-dot chain line V) of the display unit 2. An open angle α is formed. The angle α is suitably 5 to 30 °, preferably about 13 °. Accordingly, as shown in FIGS. 21 and 22, when the person to be measured M inserts the right arm into the arm band portion 3 and takes a measurement posture, the right arm expands from the front side to the rear side of the main body 1. Thus, the center line V of the display unit 2 and the right arm insertion direction W intersect each other. As a result, it is possible to take a natural and comfortable posture while looking at the display unit 2 during blood pressure measurement, and the upper body does not bend forward and abdominal pressure is not applied, and blood pressure measurement can be accurately performed.
[00 12 ]
Next, regarding the moving mechanism of the movable end 30a of the armband 30 in the armband section 3, FIG. 7 (plan view of the main part), FIG. 8 (front view of the main part), FIG. 9A (FIG. 8). A cross-sectional view taken along line AA) and FIG. 9B (a cross-sectional view taken along line BB in FIG. 8). In this moving mechanism, a motor 60 is fixed by a bracket 61 to a flat chassis 10 attached to the inside of the main body 1, and a pulley 62 is attached to a rotating shaft of the motor 60. Another pulley 63 is rotatably supported by a rotating shaft / bearing 64 at a distance from the pulley 62 to the opposite side, and the rotating shaft / bearing 64 is fixed to the chassis 10 by a bracket 65. A belt 66 is hung on the pulleys 62 and 63, and the pulleys 62 and 63 are rotated by the operation of the motor 60. [00 13 ]
A pair of shafts 67a and 67b are arranged in parallel between the pulleys 62 and 63. The shafts 67a and 67b support and guide the slider 70 to which the movable end 30a of the armband 30 is attached so as to be movable in the left-right direction. To do. Here, the front shaft 67a is positioned above the rear shaft 67b in accordance with the arm insertion direction (backward downward direction) of the armband 30 (see FIGS. 8 and 9A and 9B). The front shaft 67 a passes through the slider 70, and the rear shaft 67 b engages with the slider 70. A belt 66 is attached to the slider 70, and the slider 70 moves in the left-right direction as the belt 66 moves.
[00 14 ]
An origin detection switch 15 is provided on the pulley 63 side on the chassis 10, and a winding limit detection switch 16 is provided on the pulley 62 side. The switches 15 and 16 are for restricting the movement of the slider 70 in the left-right direction. The origin detection switch 15 detects the initial state of the armband 30 (the state before starting winding), and the slider 70 is detected. Then, the armband 30 is in a state of being loosened to the maximum. The winding limit detection switch 16 detects the maximum winding state of the armband 30, and when the slider 70 is detected, no further winding is performed.
[00 15 ]
As shown in FIG. 9A, the slider 70 sandwiches the movable end 30a of the armband 30 with upper and lower plates 71, and fixes the movable end 30a with screws 72 on both sides. The belt 66 is clamped and fixed to the slider 70 by upper and lower holders 73. In FIG. 9B, the armband 30 is attached to the base 11 attached to the chassis 10, and its movement is guided by the armband guide 13.
[00 16 ]
FIG. 10 is a plan view showing an internal structure other than the movement mechanism of the armband 30. FIG. In this structure, the air from the pump 80 is supplied to the armband 30 through the tank 81 and the pipe 83, and the supplied air is exhausted by the valve 82 connected to the tank 81. The pipe 83 also communicates with the calibration port 54. Further, a speaker 85 that emits an operation sound or the like is disposed near the center, and a power transformer 86 is disposed in the vicinity of the power switch 50 and the inlet 51.
[00 17 ]
On the other hand, in FIGS. 11 and 12, the armband portion 3 has an arm rest portion 31 that can be put in and out of the rear side of the armband portion 3. The arm rest portion 31 can be moved in and out of the arm rest portion storage portion 33 provided in the arm band portion 3 and is slidably fitted to the arm rest portion storage portion 33. The slide mechanism is such that the arm rest 31 is guided by the guide pin 35 by, for example, fitting a guide pin 35 provided in the arm rest storage section 33 into a notch 31 a formed in the arm rest 31. is there. Of course, the arm rest part 31 is prevented from being detached from the arm rest part storage part 33.
[00 18 ]
The arm rest portion 31 can be pulled out rearward and upward from the storage portion 33 because the arm rest portion storage portion 33 extends rearward and upward. The arm placement surfaces (upper surfaces) of the arm placement unit 31 and the arm placement unit storage unit 33 are curved in a concave shape according to the shape of the arm. Furthermore, the arm insertion opening of the armband part 3 is inclined backward and downward. Such a structure is ergonomically configured according to the shape of the human arm (upper arm, elbow, lower arm) as shown in FIG. 20, and can support the arm in a natural and comfortable state. it can. When blood pressure is measured, that is, when the arm is inserted into the armband portion 3, the arm rest portion 31 is pulled out from the arm rest portion storage portion 33, so that the wrist side portion in particular from the center of the lower arm is the arm portion. Since the arm is stabilized by being supported by the placement unit 31, the arm does not move or extra force is applied during blood pressure measurement, and accurate blood pressure measurement can be performed.
[00 19 ]
Further, the arm placement surface of the distal end portion 32 of the arm placement portion 31 extends upward of the main body 1 at an angle β with respect to the extending direction of the arm placement surface other than the distal end portion 32 (see FIG. 12). This angle β is 2-7 °, preferably about 4 °. By doing in this way, the arm rest part 31 including the front-end | tip part 32 becomes easier to fit the shape of an arm, the stability of an arm increases further, and a more exact blood pressure measurement can be performed.
[00 20 ]
By the way, in this blood pressure measuring device, the armband 30 is wound around the arm via the armband cover. An example of the armband cover is shown in FIG. 14 (partially broken plan view (a), front view (b)). Show. The armband cover 90 has an inverted U-shaped cross section, and an inverted U-shaped ring 92 is provided at both ends of the cloth 91, and a stopper 93 is provided at substantially the center of one end on the lower side.
[00 21 ]
As shown in FIG. 13, this armband cover 90 has an armband cover mounting groove 101 provided inside the housing 100 of the main body 1 on the arm insertion port side of the armband portion 3, and one ring 92. The lower portion and the stopper 93 are fitted, and the lower portion of the other ring 92 is fitted in the groove 101 ′ provided in the main body 1 on the side opposite to the arm insertion port, so that the housing 100 can be attached and detached. Mounted on. When the arm band 30 is inflated by the supply of air during blood pressure measurement, the cloth 91 is pressed to compress the arm. When the cloth 91 becomes dirty, the armband cover 90 is removed from the housing 100 and washed, or replaced with a new one.
[00 22 ]
Here, the grooves 101 and 101 'are provided on both the front side and the rear side, but the groove is provided only on the front side or the rear side, and only the lower part of one ring 92 of the armband cover 90 is fitted. May be included. In any case, according to this structure, the armband cover 90 is attached / detached by the grooves 101, 101 ′ provided on the inner side of the housing 100, so that the hook-and-loop fastener is not necessary and is attached / detached as compared with the case of using the hook-and-loop fastener. Sometimes it does not hurt clothes.
[00 23 ]
On the other hand, the armband 30 is fixed to the main body housing corresponding to the armband portion 3, and the fixing structure is shown in FIG. 15 (partially enlarged sectional view). The armband 30 is fixed to the armband support portion 110 provided on the housing 100 that supports the armband 30 with screws 105 at least at two positions on the front and rear sides. Further, the screw 105 penetrates the arm band support part 110 and is screwed to the base 11 located below the arm band support part 110. The fixing position by the screw 105 is the lower part of the arm band 30 on the direction side (here, the left side) where the movable end 30a of the arm band 30 is pulled from the lower part of the arm insertion opening or the lower center part. The armband 30 may have a conventional structure. For example, a flexible collar and an air bag are housed in a cloth, and the collar is fixed with a screw 105. [00 24 ]
When the arm band 30 is fixed as described above, the arm is biased to one side of the arm band 30 even when the movable end 30a of the arm band 30 moves when the arm is compressed with the arm band 30. The armband 30 is uniformly wound around the arm. In particular, even in the case of a thin arm, it is difficult for the arm to be pulled to the side opposite to the direction in which the arm band 30 is pulled (here, the right side), and the arm band 30 fits the arm well and is wound.
[00 25 ]
On the other hand, in FIG. 8 and FIG. 16, the arm band support part 110 of the main body housing 100 that supports the arm band 30 has a lower part in the direction in which the movable end 30a of the arm band 30 is pulled than the lower part of the center P of the arm insertion opening. The curvature radius of the supporting surface 110a to be supported is a curved shape larger than the curvature radius of the supporting surface 110b that supports the lower portion on the opposite side to the pulled direction side. That is, the support surface 110a is a gentle slope than the support surface 110b. Thereby, the fitting property of the armband 30 to the arm is further improved.
[00 26 ]
Next, the structure of the printer unit 4 is shown in FIG. 17 (plan view of the main part with the printer cover removed), FIG. 18 (sectional view of the main part with the printer cover closed), and FIG. 19 (open the printer cover). This will be described with reference to a cross-sectional view of relevant parts in the state. In the printer unit 4, a printer cover 40 is attached to the main body 1 so as to be openable and closable. The printer cover 40 includes an exit 41 for printed paper, an exit cover 42 that covers the exit 41, and a protrusion 43. The protrusion 43 of the printer cover 40 is fitted into the groove 125 on the main body 1 side, so that the printer cover 40 is fixed to the main body 1 in a closed state.
[00 27 ]
A printing paper storage unit 121 is provided on the main body 1 side of the printer unit 4, and a printing paper roll 130 is stored in the storage unit 121. The printing paper 131 of the roll 130 is inserted into the paper insertion port of the printer 120 from the printing paper storage unit 121, and the printed paper is discharged from the outlet 41 of the printer cover 40. Here, a paper guide plane part 122 for guiding the print paper 131 obliquely downward toward the paper insertion port is provided from the printing paper storage unit 121 to the paper insertion port of the printer 120. Further, ribs 123 for guiding the paper 131 to the paper insertion opening are provided on both sides of the paper guide plane portion 122 in the paper insertion direction.
[00 28 ]
The sheet guide plane 122 makes it easy to put the print sheet 131 into the sheet insertion port of the printer 120. In particular, even when the paper insertion port is located on the front side of the printed paper outlet 41 as in the printer unit 4, the hand holding the printing paper 131 does not easily hit the housing of the main body 1, and the printing paper 131 is inserted in the paper insertion port. Can be inserted easily. Moreover, the ribs 123 make it easy to put the printing paper 131 straight into the paper insertion slot, and the setting of the printing paper 131 to the printer 120 becomes even easier.
[0029]
【The invention's effect】
As described above, in the stationary type blood pressure measurement device according to claims 1 and 2 of the present invention, when the arm is inserted into the armband portion, the arm expands from the near side (main body side) toward the rear side. Therefore, it is possible to take a natural and comfortable posture while looking at the display unit during blood pressure measurement. As a result, the upper body does not bend forward and no abdominal pressure is applied, and blood pressure can be accurately measured.
[Brief description of the drawings]
FIG. 1 is an external perspective view of a blood pressure measurement device according to an embodiment.
FIG. 2 is a rear view of the apparatus.
FIG. 3 is a front view of the apparatus.
FIG. 4 is a plan view of the apparatus.
FIG. 5 is a left side view of the apparatus.
FIG. 6 is a right side view of the apparatus.
FIG. 7 is a plan view of a main part showing an arm band moving mechanism in the apparatus.
FIG. 8 is a front view of the main part of the armband moving mechanism.
9 is a cross-sectional view taken along the line AA in FIG. 8 and a cross-sectional view taken along the line BB in FIG.
FIG. 10 is a plan view showing the internal structure other than the armband moving mechanism in the apparatus.
FIG. 11 is a cross-sectional view of the main part showing the armband portion of the apparatus.
FIG. 12 is a cross-sectional view of a principal part in a state where an arm rest portion is pulled out from an arm band portion of the same device.
13 is a cross-sectional view of the main part in a state where an armband cover is attached to the armband portion in the state shown in FIG.
FIG. 14 is a partially broken plan view (a) and a front view (b) of an armband cover provided on an armband portion.
FIG. 15 is a partially enlarged cross-sectional view showing an armband fixing structure in an armband portion.
FIG. 16 is a partially enlarged cross-sectional view showing the shape of the armband support portion in the armband portion.
FIG. 17 is a plan view of a principal part in a state where a printer cover is removed from the printer unit of the apparatus.
FIG. 18 is a cross-sectional view of the main part of the printer unit with the printer cover closed.
FIG. 19 is a cross-sectional view of the main part of the printer unit with the printer cover opened.
FIG. 20 is a cross-sectional view of a main part in a state where an arm is inserted into an arm band part of the same device.
FIG. 21 is a plan view showing a measurement state in which the measurement subject has inserted his / her arm into the armband portion of the apparatus.
FIG. 22 is a side view showing a measurement state in which the measurement subject has inserted his / her arm into the arm band of the apparatus.
FIG. 23 is a plan view showing a measurement state in which an arm is inserted into an arm band portion of a device according to a conventional example.
FIG. 24 is a side view showing a measurement state in which an arm is inserted into an arm band portion of a device according to a conventional example.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Main body 2 Display part 3 Armband part 4 Printer part 5 Emergency stop button 30 Armband 30a The movable end of an armband 31 Arm rest part 90 Armband cover
101,101 ′ Arm band cover mounting groove 110 Arm band support section 120 Printer 122 Paper guide plane section 123 Rib 131 Printing paper

Claims (2)

In a stationary type blood pressure measuring device including a display unit that displays measurement values and the like on the main body, and an armband part that automatically wraps the armband around the inserted arm,
The stationary blood pressure measuring apparatus, wherein an insertion direction of the arm into the arm band portion forms an expanded angle from the front side to the rear side of the main body with respect to the center line of the display unit. The stationary blood pressure measuring apparatus according to claim 1, wherein the angle is 5 to 30 degrees.

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