JP3293361B2 - Wrist sphygmomanometer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a portable wrist sphygmomanometer .

[0002]

2. Description of the Related Art Conventional wrist sphygmomanometers include the following. As shown in FIG. 6 , the main body 100 is of a stationary type, and includes a power switch 101, a pressure switch 102 for starting pressurization of the cuff, and a display unit (LCD) 103 for displaying the maximum and minimum blood pressure values. Body 100
And a cover 11 attached to the main body 100 and capable of being opened and closed.
1. A wrist sphygmomanometer, comprising: a cuff storage section 110 for storing a cuff; As shown in FIG. 7, is similar to the sphygmomanometer of Fig. 6, the main body 10 cover 112 of the cuff storing portion 110
Wrist sphygmomanometer which doubles as cover of zero. As shown in FIG. 8,
Power switch 121, pressure switch 122 and LCD1
A cuff 125 is integrally provided in a body 120 having
A wrist sphygmomanometer in which the main body 120 is attached to the wrist together with the cuff 125.

[0003]

However, in the above-described blood pressure monitor, the power supply
The pressure switches 101 and 102 are easily turned on, and the battery is wasted. When not in use, the main unit 10
0 is covered by the cover 112, so that the power / press switch 1
Although the 01 and 102 are not inadvertently entered, if this type is designed to have a compact structure in order to further improve portability, the good visibility and handleability inherent in this type will be sacrificed. This problem corresponds to any conventional wrist sphygmomanometer including a sphygmomanometer as well as a sphygmomanometer. The sphygmomanometer is more portable than the sphygmomanometer, but the power / press switches 121 and 122
However, there is a difficulty in visibility and handling.

Accordingly, the present invention has been made in view of such conventional problems, and prevents accidental turning on of a power supply, a pressure switch, etc., and improves operability of switches and visibility of a display unit. , Improved assemblability, easy repair and replacement
It is intended to provide a wrist sphygmomanometer.

[0005]

According to the present invention, there is provided a wrist sphygmomanometer according to the present invention, comprising: a cuff; and a main body having a display unit for displaying a blood pressure value and the like . Openable and closable so that it is inclined to the main body
And has a display inside the cover
A power switch and a pressure switch
And a switch is provided.

[0006]

[Function] In this wrist sphygmomanometer, the power switch and the pressure switch are covered by closing the cover when not in use, and are not exposed from the main body.
Since the power switch and the pressure switch are not turned on, it is possible to prevent wasteful consumption of the battery and breakage such as a cuff tear caused by pressurization when the cuff is not attached to the wrist.

Further, by providing the display section inside the cover, the space can be used more effectively than when the display section is provided on the main body, and the power switch which is larger and easier to operate can be used.
And a pressure switch and a large and highly visible display portion can be provided. Of course, the cover is closed when not in use, so that the display unit is protected by the cover. Furthermore, by setting the tilt open the cover relative to the body, it can measure blood pressure in a natural posture, an excellent display unit more visibility.

In addition, in the case of the third aspect, such a wrist sphygmomanometer of the display part opening / closing type is provided by the main body having the main housing and the cover being attached to the hinge piece attached to the main housing so as to be openable and closable. The assemblability is improved, and the repair (replacement) of parts (particularly, the display unit) can be easily performed.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a wrist sphygmomanometer according to the present invention will be described based on embodiments. FIG. 1 is an external perspective view of a wrist sphygmomanometer according to the embodiment, and FIG. 2 is a top view of the wrist sphygmomanometer with a cover fully opened.
FIG. 2A is a top view in a state where the cover is fully closed.
(B) of FIG. The wrist blood pressure monitor, power switch 11
And a main body 1 having a pressure switch 12 and the main body 1
0 is attached to the main body 10 so as to be openable and closable so as to be inclined and open, and a display section (LC
D) A cover 20 ′ having a 21 and a cuff 30 fixed integrally to the main body 10. The cover 20 ′ is
0 is supported by a shaft 13 pivotally supported at an angle to the end of the main body 10, and an engagement projection 22 protruding from an end opposite to the connection is formed. Body 1
By fitting into the engagement groove 14 formed in the corresponding part of the "0", it can be locked in the closed state.

The cover 20 'is openable and closable at an angle.
Therefore, the shape of the cover 20 ′ itself has an axial end.
It is formed diagonally. This opens the cover 20 '.
In addition, the cover 20 'is inclined as shown in FIG.
Be in a state. In addition, besides pivoting the shaft 13 obliquely, FIG.
As shown in FIG.
-20 'can be inclined open.

As can be seen from FIG. 1, since the LCD 21 is provided inside the cover 20 ′ , only the power supply and the pressure switches 11 and 12 are provided on the surface of the main body 10.
The size of the LCD 21 can be increased in accordance with the space of the cover 20 ' , and the operability can be improved by enlarging the power supply and the pressure switches 11 and 12. Of course, since the cover 20 ' is closed when carrying, the power supply and the pressure switches 11 and 12 are not inadvertently turned on, so that the battery is wasted and the pressure is applied without the cuff attached. Can be prevented.

Here, the LCD 21 inside the cover 20 '
Angle α with respect to the main body 10 (in the direction of the central axis of the arm)
[See FIG. 2 (a)] is 20 to 30 °, preferably 25 °.
And the opening / closing angle β (see FIG. 1 ) with respect to the upper surface of the main body 10 (the surface covered with the cover 20 ′) is 0 to 180.
°. By setting the inclination angle α to 20 to 30 °, when performing blood pressure measurement with the cuff 30 attached to the wrist,
The CD 21 can be easily viewed in an easy posture, and characters and figures on the LCD 21 can be easily identified. On the other hand, if the inclination angle α is smaller than 20 ° or larger than 30 °, the display on the LCD 21 becomes difficult to see, and when the arm is moved to make the display easier to see, an excessive force is generated in the measurement posture, and the measurement is performed. It becomes a factor of value fluctuation.
The opening / closing angle β is from 0 ° (fully closed state) to 180 ° (fully open state).
By setting to 70 °, the line of sight and LC in a comfortable measurement position
The LCD 21 is most easily viewed in consideration of the angle formed by D21. Conversely, if the maximum opening / closing angle is smaller than 170 ° or larger than 170 °, the LCD 21
Characters and figures are difficult to see. Thus, the cover 2
By setting the inclination angle α and the opening / closing angle β of 0 ′ to ergonomically appropriate angles, the LCD 21 can be measured in a natural posture and has better visibility.

[0013] In the above embodiment, cover 2 0 'is the main body 10
FIG. 4 is an exploded perspective view showing an example of the structure of a connecting portion between the cover and the main body, which is supported by the shafts 13 and 13 'pivoted on the shaft. Here, the main housing 4 constituting the main body 10 is
Reference numeral 0 denotes a large housing 41 located on the outside and a small housing 42 located on the inside.
Are integrally attached by screws 43. Small housing 4
The hinge piece 5 to which the cover 20 ′ is attached
0 is fixed by a screw 51. Shaft portion of the cover 20 'covers 20 the front 25 is attached with screws 27 to the ground 26 of the' 28 is pivoted to a predetermined portion of the hinge piece 50 by spring pins 52, the cover 20 'is openably supported You.

The connecting portion between the cover 20 ' and the main body 10 is structured as described above, so that the small housing 4 can be assembled.
After the hinge piece 50 is attached to the hinge piece 2 and the cover 20 ' is attached to the hinge piece 50, the small housing 42
Since the large housing 41 is attached to the main housing 40, wiring between the LCD 21 of the cover 20 ' and the circuit board in the main housing 40 becomes easy. For example, when wiring is performed using a flexible printed cable (FPC), the FPC may be drawn into the main housing 40 through the inside of the blind portion 55 of the hinge piece 50 and the cutout portion 45 of the small housing 42. In this case, [see FIGS. 5 (a)] in a closed state of the cover 20 ', FPC is not visible from the front side to the position on the inner side of the blindfold portion 55. The blindfold 55
A cover 20 corresponding to 'gap between the ends of the cover 20' is set to about 1mm in view of the easy opening and closing of the. Also, with open cover 20 'in [FIG 5 (b)
The FPC 60 appears between the cover 20 ′ and the main body 10.

Here, in order to remove the cover 20 ' from the main body 10 in order to repair or replace the LCD 21, the cover 20 ' is attached to the hinge piece 50, that is, the opening / closing mechanism of the cover 20 ' has a small hinge piece. 50
, And is separate from the main housing 40, the cover 20 ' can be easily disassembled by removing the spring pin 52. By the way, the hinge piece 50
If the cover 20 ′ is fixed to the main housing 40 with a spring pin or the like without using the above, the disassembly cannot be performed after assembling, and the LCD 21 must be replaced even when the LCD 21 is repaired or replaced.

[0016]

As described above, in the wrist sphygmomanometer of the present invention, the cover is attached to the main body so as to be openable and closable so as to be inclined with respect to the main body. Electric
Due to the provision of a source switch and a pressure switch, the power switch and the pressure switch by closing the cover when not in use is covered by a cover, so not exposed from the main body, a power switch and the pressure switch to inadvertently etc. when carrying It is possible to prevent the battery from being consumed, and to prevent useless consumption of the battery and breakage such as tearing of the cuff caused by pressurization when the cuff is not attached to the wrist.

Also, the display unit is provided inside the cover .
This makes it possible to use space more efficiently than when a display unit is provided on the main unit, and a power switch that is larger and easier to operate.
And a pressure switch and a large and highly visible display portion can be provided. Of course, the cover is closed when not in use, so that the display unit is protected by the cover. Further, since the cover are an opening inclined with respect to the body, it can measure blood pressure in a natural posture, an excellent display unit more visibility.

In addition, the main body has a main housing,
Since the cover is attached to the hinge piece attached to the main housing so as to be openable and closable, the assemblability of such a wrist sphygmomanometer of the display part opening and closing type is improved, and the repair and replacement of parts (particularly, the display part) are facilitated. It can be carried out.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a wrist sphygmomanometer according to one embodiment.

2A is a top view of the wrist sphygmomanometer of FIG. 1 with a cover opened, and FIG. 2B is a top view of the wrist sphygmomanometer with the cover closed.

FIG. 3 is a view showing a modified example of an axis of a connecting portion between a cover and a main body in the wrist sphygmomanometer of FIG. 1 ;

FIG. 4 is an exploded perspective view showing a structure of a connecting portion between a cover and a main body.

5 is a partial perspective view of the connection structure of FIG. 4 with a cover closed, and FIG. 5B is a partial perspective view of the connection structure with the cover opened.

FIG. 6 is an external perspective view of a wrist sphygmomanometer according to a conventional example.

FIG. 7 is an external perspective view (a) of a wrist sphygmomanometer according to another conventional example with a cover opened, and an external perspective view (b) of a wrist sphygmomanometer with the cover closed.

FIG. 8 is an external perspective view of a wrist sphygmomanometer according to still another embodiment.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 Main body 11 Power switch 12 Pressure switch 13, 13 'Shaft 20 ' Cover 21 LCD (display part) 30 Cuff 40 Main housing 50 Hinge piece

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-60-249938 (JP, A) JP-A-56-5639 (JP, A) Real opening Sho-59-112170 (JP, U) (58) Field (Int.Cl. ⁷ , DB name) A61B 5/02-5/0295 Practical file (PATOLIS) Patent file (PATOLIS)

Claims (3)

(57) [Claims] 1. A wrist sphygmomanometer having a cuff and a main body having a display unit for displaying a blood pressure value or the like, wherein a cover is provided on the main body so that the cover is inclined and opened with respect to the main body.
Openable and closable, with a display inside the cover
Power switch on the body part covered with the cover
A wrist sphygmomanometer comprising a pressure switch and a pressure switch . 2. The cover of claim 2, wherein the cover is inclined and opened.
2. The wrist sphygmomanometer according to claim 1, wherein the wrist sphygmomanometer is obtained by a conical shaft pivotally supported on the connecting portion . 3. The main body has a main housing.
The cover is a hinge piece attached to the main housing
And an openable and closable device mounted on the device.
Is the wrist sphygmomanometer according to claim 2 .