JPH034851A - Sterile bed device - Google Patents

Abstract

PURPOSE:To allow the easy execution of the cleaning by formalin fumigating, etc., and improve resident performance, by using a bed room unit which is a rectangular parallelepiped, has a bed housing space for housing a bed and has opening ends communicating with the bed housing space at least on two side walls. CONSTITUTION:The bed housing space 16 for housing the bed 15 is formed above a floor 14 and a light transparent plate body 17 is provided on a front side wall 5. The person in the bed housing space 16 does not, therefore, has the feel of being confined in a narrow space. A clean air supply source 3 having a rectangular parallelepiped shape is freely attachably and detachably provided on the side wall 9 of a head part side. The clean air from the clean air supply source 3 is supplied from the opening end 7 of the bed room unit 2 into the space 16. A part of this air is returned and circulated through another opening end 8 to the clean air supply source 3. The remaining air is discharged through a perforated plate 34 of a door unit 4 to the outside. The atmosphere where bioparticles hardly exist is, therefore, maintained in the bed housing space 16.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a novel sterile bed device used in hospitals and the like to sterilize biological particles.

Conventional technology So-called biological clean rooms are necessary for patients to receive medical treatment in hospitals, etc., and are sterilized to prevent the presence of biological particles such as bacteria and viruses in the space that houses the beds used by the patients. It is necessary.

In typical prior art, such biological clean rooms are created by partitioning the inside of the building with panels or the like to create a clean space. In this prior art, it is difficult to change the degree of cleanliness, and therefore the desired cleanliness cannot be easily obtained. Other prior art technology, which makes it nearly impossible to use the entire clean room and its vicinity, integrally configures a clean room device that supplies clean air to a space containing a bed, and equips it with wheels to make it movable within the hospital. configured.

Problems to be Solved by the Invention Such a movable lean room apparatus has a small overall structure so that it can pass through the hallways and entrances and exits of each room in the hospital. As a result, living conditions are poor, which is a big problem, especially for patients who have to undergo long-term medical treatment for many months.

The purpose of the present invention is to easily change the cleanliness of a space containing a bed to a desired value, to easily perform cleaning using formalin fumigation, and to improve livability. It is an object of the present invention to provide a sterile bed device that enables

Means for Solving the Problems The present invention provides a bed room unit that is generally rectangular parallelepiped, has a bed storage space for storing a bed, and has open ends communicating with the bed storage space on at least two side walls; A clean air supply source that is removable from at least one open end of the bedroom unit and supplies clean air to the open end; This is a sterile bed device characterized in that it includes a bed storage space and an auxiliary unit that forms a space communicating with a bed storage space.

Further, the present invention provides that the auxiliary unit includes: a unit main body that forms an inlet space; an air curtain means that forces air into the unit main body from top to bottom to form an air curtain; It is characterized by having an opening/closing door provided on the opposite side to the other opening end.

Further, the present invention is characterized in that the auxiliary unit includes a toilet bowl.

Further, the present invention is characterized in that the auxiliary unit has a shower device using cold water or hot water.

Further, the present invention is characterized in that the bedroom unit, the clean air supply source, and the auxiliary unit are movable by providing wheels at the bottom thereof.

Further, in the present invention, the side wall parallel to the longitudinal direction of the bed in the bed room unit is made of a translucent plate-like body, and an opening that can be opened and closed locally is provided in the wall surface, and a patient can use one arm from inside the bed through the opening. The device can be extended to the outside of the bed up to its base, thereby allowing doctors and nurses to perform procedures such as injections and supply of infusions without entering the bed room. shall be.

In addition, the present invention provides a bedroom unit with an exhaust volume supply connection port and an internal pressure adjustment exhaust connection port so as to create a negative pressure.
The former is a one-bed device that disinfects the inside of a bedroom by supplying exhaust air to create a more negative pressure. (7) Adjust the exhaust pressure so that there is negative pressure in the bedroom unit, further adjust the exhaust amount so that there is negative pressure in the exhaust line, and then use the exhaust line to create negative pressure outside the sterile bed equipment. It is characterized by eliminating leakage of displacement.

Further, the present invention is characterized in that a part of the gas from the exhaust line is guided to the detoxification means, and the remaining gas is returned to the exhaust gas supply connection port so as to have a negative pressure.

Further, the present invention is characterized in that the amount of exhaust gas is ozone so as to create a negative pressure.

According to the present invention, a clean air supply source is attached to one of the open ends formed in at least two side walls of a roughly rectangular bedroom unit, and an auxiliary unit is attached to the other open end. do. Therefore, the desired degree of cleanliness can be easily changed by exchanging clean air supply sources with different degrees of cleanliness, and the bedroom unit and auxiliary unit can be conveniently used in common. be.

Furthermore, when cleaning a bed room unit by fumigating it with formalin, etc., it is only necessary to replace the bed room unit, and the new bed room unit can be used for medical treatment of the patient. It's easy.

Furthermore, according to the invention, a bedroom unit;
The clean air supply source and the auxiliary unit can be separated and moved to hallways and entrances of buildings such as hospitals. Therefore, the bed room unit, the clean air supply source and the auxiliary unit can be made as large as possible, and in particular the bed room unit and the auxiliary unit can be made large to provide good living comfort, which is particularly advantageous in long-term care. .

Furthermore, according to the invention, the auxiliary unit is provided with an opening/closing door and an air curtain means, so that when a person enters the bedroom unit by opening the door and when a person leaves the bedroom unit, particulates, especially It is possible to prevent biological particles from entering the bed storage space.

The auxiliary unit can also be equipped with a toilet bowl, which allows separate cleaning of the bedroom unit and the auxiliary unit, and
The bed storage space and the space inside the auxiliary unit can be kept clean.

This auxiliary unit is also equipped with a cold or hot water shower device, so that provision for water or hot water supply only needs to be provided when a shower device is required, realizing a sterile bed device when a shower is required. I can do it.

The bed room unit, air supply source, and auxiliary unit are equipped with wheels at the bottom so that they can be moved easily, so they can be easily moved around hospitals, etc., and the wheels can be fixed during use. Keep the sterile bed apparatus stationary.

Since a locally openable and closable opening is provided in the wall 51, which is a translucent plate-like body provided in the bed room unit and runs parallel to the longitudinal direction of the bed, patients sleeping on the bed can inject from inside the bed. and one arm can be extended outside the bed to the base at the shoulder for infusion. This allows doctors and nurses to perform procedures such as injections and attaching/detaching infusion needles without entering the sterile bed room where the patient is present. A fluid replenishment container or the like is provided outside the bed room, and fluid for injection and transfusion can be supplied to the patient's arm in the bed room, for example, via a flexible tube.

The bedroom unit and the auxiliary unit are provided with a connection port for supplying an exhaust amount such as ozone to a negative pressure, and an exhaust connection port for adjusting internal pressure. Supply the exhaust volume from the supply connection port to create a negative pressure such as an ossin, and then
The inside of the unit and the auxiliary unit can be disinfected. In addition, the exhaust volume is adjusted so that the inside of the bedroom unit and the auxiliary unit are always under negative pressure through the exhaust connection port for adjusting internal pressure, thereby preventing ozone from leaking to the outside. A deozonizer, which is a detoxifying means, is installed in the exhaust line of the gas discharged from the exhaust connection port for adjusting the internal pressure, and a part of the exhaust amount, for example, ozone, is converted into oxygen and rendered harmless so that the pressure becomes negative. Dissipate and emit the converted gas into the atmosphere. As a result, the interior of the bedroom unit and auxiliary unit can be easily disinfected, and there is no need to perform fumigation using formalin, etc., as described in connection with the prior art, and the disinfection can be done immediately after disinfection. can be used. A portion of the remainder from the exhaust line is returned to the supply connection via an ozonizer or directly.

Embodiment FIG. 1 is a perspective view of a sterile bed device 1 according to an embodiment of the present invention, FIG. 2 is a side view of the sterile bed device 1, and No. 311Z is a plan view of the sterile bed device 1. can be,
No. 4121 is a cross-sectional view of the sterile bed device 1 taken along the section line ■-■ in FIG. The bedroom unit 2 includes a bedroom unit 2, a clean air supply source 3 that is removable to the bedroom unit 2, and a door unit 4 that is an auxiliary unit. It has a side wall 6 and two side walls 9.10 with open ends 7, 8, and further has a ceiling 11 and a bottom 12, on which a floor 14 forming an air passage 13 is provided. A translucent plate-like body 17 such as a transparent glass plate is provided on the side wall 5 in front of the bed 14 where a bed storage space 16 for storing a bed 15 is formed above the floor 14. This translucent plate-like body 17 has a relatively large shape, which prevents the people in the bed storage space 16 from feeling trapped in a narrow space and gives them a sense of openness. It is also possible to meet external visitors through this plate-like body 17. An intercom device for making calls inside and outside the space 16 may be installed. By forming this plate-like body 17 to be wide across the ceiling 2 and floor 14, the feeling of openness can be further increased, and the feeling of loneliness of the person inside the interior space 16 can be further prevented.

A roughly rectangular parallelepiped-shaped clean air supply source 3 is freely provided on the side wall 9 on the head side of the person sleeping on the bed 15.

This clean air supply source 3 includes, within a housing 18, an air intake port 19 guided through an air passage 13, a pre-filter 20 that captures particulates in the air, a centrifugal fan 21 that draws air, and an open end 7. HE for removing particulates, especially biological particles, and supplying clean air in the empty space 16
It has a PA filter 22, and is further provided with an air conditioner 23. This air conditioner 23 sucks air from the outside through an air intake port 24 and performs cooling or heating.
Mixed with the circulating air from the pre-filter 20, HE
Air conditioned air from outside is introduced into the PA filter 22.
, the HEPA filter 22 is
ncy is an abbreviation for PirLiculate Air filter. The operation of the clean air supply source 3 can be controlled by an operation panel 25 provided on the front side wall.

A connecting means 26a is provided to allow the side wall 9 of the bedroom unit 2 and the clean air supply source 3 to be attached and detached in an airtight manner. The clean air supply source 3 is provided with an open end 7 so that the clean air from the HEPA filter 22 is guided through the open end 7 into the space 16 near the head of the person sleeping on the bed 15. A facing perforated plate 26 is provided.

The door unit 4 includes a unit main body 28 forming an entrance space 27, an air curtain means 30 attached to the ceiling 29 of the unit main body 28, and a door 31 for opening and closing. The air curtain means 30 is located at the open end 811 yen of the bedroom unit 2! Air is sucked in through the suction port 32 facing I, and air is force-fed from the top to the bottom from the jet port 33 to form an air curtain. The door 31 is provided in the unit body 28, and is provided on the opposite side of the air curtain from the opening end 8 (on the left side in FIGS. 2 and 3). The side wall 34 on which the door 31 of the door unit 4 is provided is a perforated plate so that the air in the space 27 can be discharged to the outside. The door 31 is a translucent plate-like body 3 such as a transparent glass plate.
5.

A plurality of wheels 36, 37, 38 are provided at the bottom of each of the bedroom unit 2, clean air supply source 3, and door unit 4. The wheels 3637 and 38 are separated from each other and can be moved individually through passages and entrances of buildings such as hospitals, and are locked by preventing rotation of these wheels 3637 and 38. Leave it as is. It is configured so that it can do two things.

Clean air from the clean air supply source 3 is supplied into the space 16 through the open end 7 of the bedroom unit 2, and the clean air is supplied into the space 16 through the open end 7 of the bedroom unit 2.
After passing through the two open ends 8, a portion of the air is circulated back to the clean air source 3 via the air passage 13, as indicated by the arrow 3, and the remaining air is circulated, as indicated by the reference numeral 40. The liquid is discharged to the outside through the perforated plate 34 of the door unit 4. In this way, an atmosphere can be created in the bed storage space 16 in which there are almost no particulates or biological particles attached to the particulates.

In the bedroom unit 2, an opening 61 that can be opened and closed by a sliding door shoji lid 60 may be formed on the wall surface of the side wall that is a translucent plate parallel to the longitudinal direction of the bed 15. From inside the bed through the patient lying on the bed 15, one arm can be extended to the outside of the bed, and therefore to the outside of the bed room unit. This allows doctors and nurses to perform treatments such as injections and infusions without entering the bed room.

FIG. 5(1) is a plan view of the above-mentioned bedroom unit 2, FIG. 5(2) is a plan view of the above-mentioned clean air supply source 3, and FIG. 5(3) is a plan view of the above-mentioned door unit. 4 is a plan view of FIG. In these figures, the aforementioned connection means 26a
According to a further embodiment of the present invention, the mutually connected ends are indicated by reference numeral a.
Prepare the auxiliary unit whose plan view is shown in 0). First, in FIG. 5(4), a rectangular parallelepiped-shaped unit 41 having a floor for accommodating various medical devices such as medical measuring devices and infusion devices is provided. Also, Figure 5 (5
), a similar unit 42 is provided for housing such medical equipment. 5th UjJ (6) is toilet bowl 43
A unit 45 housing a wash basin sink 44 is provided. By providing such a toilet bowl 43 separately from the bedroom unit 2, the bed room unit 2
can be made clearer.

In FIG. 5(7), a unit 48 including a shower device 46 and a bathtub 47 for washing the body by spraying water or hot water is provided.

FIG. 5(8) shows, for example, four window units that can be attached and detached to the wall surface 5 in front of the bedroll 11 unit 2. An electric curtain device 50 is provided on the outside of the four window units, and the electric curtain device 50 can be opened and closed from inside the bedroom unit 2. The person in the bedroom unit 2 can open and close the electric curtain 50 as desired to meet with the person outside or not to meet with the person outside.

In FIG. 5(9), a window unit 51 including an electric curtain device 52 is provided.

The fifth [ ] (10) is, for example, the bedroom unit 2.
A window unit 53 is provided that projects from the side wall 5 in front of the window. This window unit 53 is provided with an electric curtain device 54 .

Such a bedroom unit 2, clean air supply source 3, door unit 4 and its pond unit 4142.45, 48, 49 shown in FIGS. 5(1) to 5(10)
, 51.53, Figures 1 to 4 can be obtained.
In addition to the embodiments shown in Figures 6(1) to 6(4),
) are possible. In FIG. 6, corresponding parts are given the same reference numerals.

In the embodiments shown in FIGS. 1 to 4, the light-transmitting plate member 17 may be fixedly attached to the side wall 5 in front of the bedroom unit 2. 53 may be installed, or a unit 41 or the like may be installed.

FIG. 7 is a perspective view of another embodiment of the invention.

In this embodiment, a unit 45 including a toilet bowl 43 and the like is attached to the bedroom unit 2, a door unit 4 is attached, and clean air is supplied from the clean air supply source 3. A window unit 56 is detachably attached to the unit 45. This window unit 56 has a smaller width (in the left-right direction in FIG. 5 (10)) than the window unit 53 shown in FIG. 5 (10) described above.

According to the present invention, various types of sterile bed devices can be constructed using auxiliary units having other configurations, and these can be moved within buildings such as hospitals by wheels provided at the bottom. is possible.

FIG. 8 shows a bedroom unit 2 according to another embodiment of the present invention.
FIG. 9 is a cross-sectional view of the bedroom unit 2.
FIG. 8 is a side view of FIG.

This embodiment is similar to the previous embodiment, and corresponding parts have been given the same reference numerals. In this embodiment, as described above with reference to FIG. The lid 60 can be opened and closed. This allows the patient 63 on the bed 15 to extend one arm 64 to the outside while lying down, and receive injections and infusions as described above. Arm in bedroom unit 2
A liquid can be supplied to the space 16 through a flexible tube or the like. In this way, it is possible to keep the space 16 inside the bedroom unit 2 in a sterile state. The sliding door shoji 60 is disposed outside the side wall 6, and a perforated plate 66 is placed on the lid so that audible conversations can be made between the inside and outside of the bedroom unit 2. 60. The bedroom unit 2 can be divided into a plurality of pieces in the longitudinal direction.
It may also be configured to allow more freedom of movement within a building such as a hospital.

FIG. 10 is an overall system diagram of still another embodiment of the present invention. The bedroom unit 2 or the door unit 4 in the embodiment shown in FIG. Lower 2 is provided. The supply connection lower 1 is supplied with external trapped air from the ozonizer 73 or II! Ozone obtained from circulating gas from a line or line 79 is supplied via line 74 through a variable orifice 75 which is a flow control valve. This allows the inside of the bedroom unit 2 and door unit 4 to be disinfected. A part of the gas from the exhaust connection lower 2 is guided to the deozonizer 77 via the induction fan 76, where the ozone is rendered harmless as oxygen, and is released into the atmosphere. By using the induction fan 76, negative pressure is maintained inside the bedroom unit 2 and the door unit 4 at all times, thereby preventing ozone from leaking to the outside. The pressure inside the bedroom unit 2 is detected by a pressure detector 78, and the opening degree of the variable orifice 75 is changed by a controller 79 to maintain the pressure inside the bedroom unit 2 at a predetermined constant value of negative pressure. I can do it.

The controller 79 may change the rotation speed of the induction fan 76 instead of controlling the opening degree of the variable orifice 75. In this way, the inside of the bedroom unit 2 and door unit 4 can be disinfected without a patient present, and leakage of ozone to the outside during disinfection can be prevented, and such disinfection work can be easily performed. . Gas from variable orifice 75 may be directed into bedroom unit 2 as shown by conduit 80.

Effects of the Invention As described above, according to the present invention, the degree of cleanliness of the air in the bed storage space can be easily changed, and the degree of cleanliness of the air in the bed storage space can be easily changed. It is easy to clean, and since these bedroom units, clean air supply sources, and auxiliary units can be attached to and detached from each other, they can be transported individually within hospitals, etc. Therefore, it is possible to increase the size of the bed storage space and improve the living comfort.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of one embodiment of the present invention, and FIG.
3 is a plan view of the sterile bed device 1, Section 4 is a simplified sectional view taken from section line ff-111' in FIG. Figure 5 shows the bedroom unit 2, clean air supply source 25, door unit 4, and auxiliary units 41, 42, 45, 48, 49.
．． 51 and 53 are simplified plan views, No. 60 is a simplified plan view of each embodiment of the present invention including the bedroom unit 2, and FIG. 7 is a perspective view of a sterile bed apparatus according to still another embodiment of the present invention. 8 is a sectional view of a bedroom unit 2 according to another embodiment of the present invention, FIG. 9 is a side view of the bedroom unit 2 shown in FIG. 8, and FIG. It is a system diagram of an example. 1... Sterile bed apparatus, 2... Bedroom unit, 3... Clean air supply source, 4... Door unit, 7
゜8...Opening end, 15...Bed, 17...Translucent plate, 35...Door, 41, 42, 45, 48, 4
9,51゜53...Auxiliary unit

Claims (1)

[Scope of Claims] (1) A bedroom unit that is generally rectangular parallelepiped, has a bed storage space for storing a bed, and has open ends communicating with the bed storage space on at least two side walls; a clean air source removable from at least one open end of the unit and supplying clean air to the open end; and a clean air source removable from the other open end of the bedroom unit and having an opening/closing door; A sterile bed device comprising: an auxiliary unit forming a space communicating with a bed storage space. (2) The auxiliary unit includes a unit main body that forms an entrance space, an air curtain means that forces air into the unit main body from top to bottom to form an air curtain, and an auxiliary unit that is provided in the unit main body and includes the above-mentioned additional components regarding the air curtain. 2. The sterile bed apparatus according to claim 1, further comprising an opening/closing door provided on the opposite side of the two opening ends. (3) The sterile bed apparatus according to claim 1, wherein the auxiliary unit includes a toilet bowl. (4) The sterile bed device according to claim 1, wherein the auxiliary unit has a shower device using cold or hot water. (5) The sterile bed apparatus according to claim 1, wherein the bedroom unit, the clean air supply source, and the auxiliary unit are movable by providing wheels at the bottom thereof. (6) In the bed room unit, the side wall parallel to the longitudinal direction of the bed is made of a translucent plate, and an opening that can be opened and closed is provided locally on the wall surface, through which the patient can extend one arm from inside the bedroom. By making it possible to extend the base to the outside of the bed, doctors and nurses can avoid entering the bed room.
The sterile bed device according to claim 1, wherein the sterile bed device is capable of performing treatments such as injection and supply of infusion fluid. (7) The bedroom unit is equipped with a sterile gas supply connection port and an exhaust connection port for adjusting internal pressure, and while the former supplies sterile gas to disinfect the inside of the bedroom, the latter constantly maintains negative pressure inside the bedroom. The patent claim is characterized in that the leakage of the sterile gas to the outside of the sterile bed apparatus is eliminated by adjusting the exhaust volume so that the sterile gas becomes harmless, and further discharging the sterile gas into the exhaust line through means for making it harmless. A sterile bed device according to scope 1. (8) The sterile bed apparatus according to claim 7, characterized in that a part of the gas from the exhaust line is guided to a detoxification means, and the remaining gas is returned to the sterile gas supply connection port. (9) The sterile bed apparatus according to claim 7, wherein the sterilizing gas is ozone.