JP2006136486A - Radiography film cassette mountable bed apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To mount a radiography film cassette having a range capable of widely radiographing the upper half body from the breast to the belly under a bottom naturally corresponding to the back in a gatch bed constituted to reduce oppression when reclining the bottom. <P>SOLUTION: A back bottom 5a is constituted by mounting a known approximately T-shaped back bottom top plate 13 using an X-ray transmissive material and having a smooth upper surface on a back base frame 8, and the radiography film cassette C is mounted on a rectangular area along the longitudinal central part of the bed and corresponding to the part from the breast to the belly part of the user. The back bottom top plate 13 is surroundingly disposed with a curved bottom 5d in the mount position of the radiography film cassette C from the end in the side close to a knee bottom 5b to approximately intermediate positions of the both sides of the mount part and is formed by connecting it 5d to the back bottom 5a. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention provides a film cassette for X-ray photography that is capable of X-ray photography of a wide upper body from the chest to the abdomen, even in a gatch bed configured to reduce the feeling of pressure when the bottom is inclined. The present invention relates to a bed apparatus on which a film cassette for X-ray imaging can be mounted, which can be mounted under the corresponding bottom.

Conventionally, I.I.U. is used in an intensive care unit (I.C.) for intensive monitoring and treatment of patients immediately after surgery or severely ill patients. C. U. In the bed, a product in which a cassette tray for loading a film cassette for X-ray photography is provided on the floor so that an injured person can take an X-ray photograph in the sleeping state has been commercialized.
I. above. C. U. In the bed, the cassette tray provided on the floor (back bottom) corresponding to the back is adjusted by the handle to bring the cassette tray to the photographing location. Although a description of such a configuration is omitted, since the weight is considerable, a spring member or the like is used as an auxiliary force in order to perform accurate position adjustment.

Therefore, in order to more easily load such a film cassette for X-ray photography, the present applicant, for example,
(Japanese Patent Laid-Open No. 8-36230) An X-ray photography film cassette to be mounted on the back surface of a floor of a bed can be easily brought to a desired photographing position regardless of the inclination angle of the floor. In addition, a cassette tray for loading a film cassette for X-ray photography is slidably mounted on the floor, and the support position can be adjusted, and the floor is attached to the front end and the bed frame. While a pulley is provided near the side, a shaft member is rotatably provided on the bed frame at a position separated from the floor, and pulleys are provided at both ends of the shaft member, and one end is provided on the end surface of the cassette tray at the front end of the floor. Connecting the side and passing from the pulley on the front end side of the floor to the pulley of the shaft member in the bed frame via the pulley on the side attached to the bed frame of the floor, etc. A linear member wound around an end side, one end side being connected to a projecting arm projecting from an end surface of the floor portion attached to the bed frame, and the other end side being a shaft member; A spring member that is wound in the opposite direction to the direction around which the pulley is wound, and the cassette tray is slid with the slide guide on the floor under the tension of the linear member, and is placed on the side of the cassette tray. The locking means provided is fixed and held at a desired position.

On the other hand, the present applicant has proposed the following gatch bed apparatus.
(Japanese Patent Laid-Open No. 2000-60907) In this bed apparatus, a curved bottom configured to bend at an appropriate curvature is arranged at a bent portion, and the back bottom is configured by a back raising link, a link for promoting inclination, and the like. Inclined by the raised back mechanism to secure the space of the bent part when the back bottom is tilted, while the back bottom is tilted and the back bottom is shifted to the bed head side. Has proposed a back-raising mechanism that secures the space of the bent part and suppresses body displacement and pressure on the body when raising the back.

In addition, the applicant
As disclosed in Japanese Patent Laid-Open No. 2001-353044, a so-called curved bottom that is brought into the space of the bent portion when the back bottom is tilted and suppresses pressure on the body and is curved with an appropriate curvature is proposed. ing.

However, if the above-mentioned X-ray photography film cassette is to be mounted on a bed apparatus having a back raising mechanism and a curved bottom as described above, the end side of the back bottom near the center of the bed is configured with a curved bottom. Therefore, the film cassette for X-ray photography cannot be arranged, and a configuration that can be mounted on such a bed apparatus has been demanded.
The present invention has been proposed in order to solve such problems, and X-ray imaging of the upper body from the chest to the abdomen can be performed widely even in a gatch bed configured to reduce the feeling of pressure when the bottom is inclined. An object of the present invention is to provide a bed apparatus on which an X-ray imaging film cassette can be mounted so that an X-ray imaging film cassette having a wide area can be mounted under the bottom corresponding to the back without difficulty.

In order to solve the above-described problem, in the present invention, in the first aspect, the bottom is divided into a plurality of bed devices, and the curve is configured to bend with an appropriate curvature over the knee, waist, and back of the user. Place the bottom and adjust the inclination of the back bottom corresponding to the back by a back raising mechanism, from the back bottom to the curved bottom, along the center of the bed in the longitudinal direction, from the user's chest to the abdomen The film cassette for X-ray imaging is mounted at a position corresponding to the above, and at the mounting position of the film cassette for X-ray imaging, it is arranged so as to surround the curved bottom to a substantially intermediate position on both sides of the mounting position. Then, a bed apparatus capable of mounting an X-ray film cassette configured to be connected to the back bottom is proposed.
According to the present invention, in claim 2, the film cassette for X-ray imaging is configured such that the curved bottoms arranged on both sides of the mounting portion of the film cassette for X-ray imaging are received by a support member fixed to a main frame. We propose a bed device that can be installed.
According to the present invention, in the third aspect, the back raising mechanism includes a first support link interposed between a base end side of the back base frame constituting the back bottom and the main frame, and activation of the back raising actuator. A bed apparatus capable of mounting an X-ray film cassette comprising a undulating link connected to a shaft, and an auxiliary link, wherein a second support link is connected between an intermediate portion of the auxiliary link and the main frame. suggest.
Furthermore, the present invention proposes a bed apparatus according to claim 4, in which the curved bottom is capable of mounting an X-ray imaging film cassette constituted by an extruded product.

  According to the present invention, a film cassette for X-ray imaging having a width capable of X-ray imaging of the upper body widely from the chest to the abdomen can be provided on the bed even in a gatch bed configured to reduce a feeling of pressure when the bottom is inclined. It can be mounted under the bottom corresponding to the back without any loss of function.

  According to the first aspect of the present invention, even if the film cassette for X-ray imaging is mounted at the position corresponding to the position from the chest of the user to the abdomen of the back bottom, both sides where the film cassette for X-ray imaging is mounted The curved bottom, which is placed so as to surround almost the middle position of the section, extends in the longitudinal direction of the bed by raising the back, and the curved bottom forms a curved surface with an appropriate curvature so that the back bottom is shifted to the bed head side. Thus, the original function of the bed apparatus that secures the space of the bent portion when the back bottom is inclined is not disturbed.

  According to the second aspect of the present invention, the curved bottom, which is disposed up to substantially the middle position on both sides of the X-ray imaging film cassette, is received by the support member fixed to the main frame. And can withstand loads from above.

According to claim 3, when the back raising mechanism is operated, the starting shaft of the back raising actuator displaces the undulating link, and the first support link, the intermediate portion of the auxiliary link and the auxiliary link, and the first frame between the main frame. 2 The support link cooperates, and the base end side of the back base frame constituting the back bottom can be tilted while being pushed up by the first support link.
Thereby, the space between the proximal end side of the back base frame constituting the back bottom and the knee bottom is opened, and a space is secured.
At this time, since the back bottom is displaced so as to lift upward, the curved bottom expands in the longitudinal direction of the bed, curves with an appropriate curvature, and develops in the space between the base end side of the back base frame and the knee bottom. Will be.

  According to the fourth aspect, since the curved bottom is constituted by an extruded molded body, only one type of molding die is required, and the manufacturing cost can be suppressed.

Hereinafter, one embodiment of a bed apparatus on which an X-ray imaging film cassette according to the present invention can be mounted will be described with reference to the accompanying drawings.
FIG. 1 shows a bed apparatus 1 on which a film cassette for X-ray photography can be mounted. The bed apparatus 1 is an I / C / U bed apparatus used in an intensive care unit, and the bed apparatus 1 is configured such that a main frame 3 is supported by a lift adjustment leg section 4 on a carriage section 2. .
The main frame 3 is provided with a bottom 5 on which the user lies, and the bottom 5 is separated into a back bottom 5a corresponding to the back, a knee bottom 5b corresponding to the thigh, and a foot bottom 5c corresponding to the foot. is doing. The back bottom 5a, the knee bottom 5b, and the foot bottom 5c are configured by a flat plate body having a smooth upper surface. Among these, the back bottom 5a is made of a known X-ray transparent material (see FIG. 2).
Between the back bottom 5a and the knee bottom 5b, a curved bottom 5d that is curved with an appropriate curvature is disposed.

Next, the main frame 3 is equipped with a knee-lifting and foot-raising actuator (not shown) for displacing the knee bottom 5b and the foot bottom 5c, and further for raising the back bottom 5a. An actuator 6 is mounted (see FIG. 3).
Further, the main frame 3 is equipped with a back raising mechanism 7 for adjusting the back bottom 5 a by raising and lowering the back raising actuator 6.
This back raising mechanism 7 includes a first support link 9 interposed between the base end side of the back base frame 8 constituting the back bottom 5a and the main frame 3, and an activation shaft 6a of the back raising actuator 6. An undulating link 10 to be connected and an auxiliary link 11 are provided. Further, a second support link 12 is connected between the intermediate portion of the auxiliary link 11 and the main frame 3. The back raising mechanism 7 is configured to incline the back bottom 5a while raising the proximal end side of the back base frame 8 constituting the back bottom 5a.

In the bottom 5, as described above, the back bottom 5a is configured by mounting the substantially T-shaped back bottom top plate 13 having a smooth top surface using a well-known X-ray transparent material on the back base frame 8. And connected to a curved bottom 5d described later. As shown in the figure, the back bottom top plate 13 has an X-ray film cassette in a rectangular area F corresponding to the position extending from the chest to the abdomen of the user along the center in the longitudinal direction of the bed. C is installed.
Then, at the place where the film cassette C for X-ray photography is mounted, the back bottom top plate 13 surrounds the curved bottom 5d from the end nearer to the knee bottom 5b to the substantially middle position on both sides of the mounting position. It arrange | positions and it is set as the structure connected with the said back bottom 5a.

Here, the curved bottom 5d will be described.
Although the details of the curved bottom 5d are not shown, for example, a bottom block B, which is formed of a well-known synthetic resin extrusion molded body and is formed of a plurality of strip-shaped hollow bodies, is sequentially connected at an appropriate angle so as to be displaceable. In addition, the bottom 5 having a predetermined width is configured by connecting to the substantially T-shaped back bottom top plate 13 of the back bottom 5a.
That is, the bottom block B includes a long bottom block BL having a width of the bottom 5 disposed between the knee bottom 5b from the end of the back bottom top plate 13 closer to the knee bottom 5b, and the back bottom top plate 13. And a short bottom block BS disposed on both sides of the X-ray imaging film cassette C mounting portion from the end portion closer to the knee bottom 5b. The long bottom block BL and the short bottom block BS are each provided with an end member BE on the end side.

  And the end side of the short bottom block BS row | line | column of the both sides of these film cassette C mountings for X-ray photography and the said back bottom top plate 13 are connected with the connection metal fitting 14. FIG. Further, the long bottom block BL row located near the knee bottom and the short bottom block BS row on both sides of the X-ray imaging film cassette C mounting portion are connected by a reinforcing metal fitting 15 on the back surface side. Moreover, the end part side of the said long bottom block BL row | line | column and the knee frame 16 which supports the said knee bottom 5b are connected so that rotation is possible.

  Further, the short bottom block BS rows at both side portions of the X-ray film cassette C mounting portion from the end of the back bottom top plate 13 closer to the knee bottom 5b are fixed to the main frame 3 on the back surface. The support member 17 is in contact.

In the bed apparatus 1 on which the X-ray film cassette as described above can be mounted, when the back raising mechanism 7 is operated, the starting shaft 6a of the back raising actuator 6 displaces the undulation link 10, and the first support link 7 is moved. The second support link 12 between the auxiliary link 11 and the intermediate portion of the auxiliary link 11 and the main frame 3 cooperates, and the base end side of the back base frame 8 constituting the back bottom 5a is the first support link. The back bottom 5 a can be tilted while being pushed upward by 7.
Thereby, the base end side of the back base frame 8 constituting the back bottom 5a and the knee bottom 5b are opened, and a bent portion when the back bottom 5a is inclined, that is, a space around the user's waist and abdomen is secured. Is done.
In this way, when the back is raised, the back bottom 5a is displaced so as to be lifted upward, so that the curved bottom 5d has the short bottom block BS row and the long bottom block BL row extending together with the block in the longitudinal direction of the bed, By appropriately displacing, it is curved with an appropriate curvature as a whole, and is developed in the space between the proximal end side of the back base frame 8 and the knee bottom 5b.

  As described above, when the back is raised, the curved bottom 5d disposed so as to surround up to a substantially middle position on both side portions of the X-ray film cassette C is not obstructed by the movement of the back bottom 5a. And the bottom bottom block BS row and the long bottom block BL row bottom block B constituting the curved bottom 5d are sequentially displaced to form a curved surface with an appropriate curvature as a whole. Even when the film cassette C for X-ray imaging is mounted on the rectangular region F corresponding to the portion from the chest to the abdomen of the bottom 5a, the back raising mechanism 7 of the bed apparatus 1 provides the back. The original function of ensuring the space of the bent portion when the bottom 5a is inclined can be exhibited.

  The strip-shaped bottom block B, which is the curved bottom 5d disposed up to substantially the middle position on both sides of the mounting position of the film cassette C for X-ray photography, is received by a support member 17 fixed to the main frame 3. Therefore, it does not hang down, can withstand loads from above, and there is no problem in strength.

  Further, the bottom block constituting the curved bottom 5d is constituted by a short bottom block BS row and a long bottom block BL row having different length dimensions. This can reduce the manufacturing cost.

It is the perspective view which showed an example of the bed apparatus which can mount the film cassette for X-ray imaging concerning this invention. It is a principal part top view of the bed apparatus shown in FIG. It is a perspective explanatory view which looked at the curved bottom and the back raising mechanism of the bed apparatus shown in FIG. 1 from the bottom lower part. It is perspective explanatory drawing seen from one direction which shows the state which operated the back raising mechanism of the bed apparatus shown in FIG. It is side surface explanatory drawing which shows the state which operated the back raising mechanism of the bed apparatus shown in FIG. It is perspective explanatory drawing seen from the other direction which shows the state which operated the back raising mechanism of the bed apparatus shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Bed apparatus 2 Carriage part 3 Main frame 4 Lifting adjustment leg part 5 Bottom 5a Back bottom 5b Knee bottom 5c Foot bottom 5d Curved bottom 6 Back raising actuator 6a Starting shaft 7 Back raising mechanism 8 Back base frame 9 First support link 10 Relief link 11 Auxiliary link 12 Second support link 13 Back bottom top plate 14 Connecting bracket 15 Reinforcing bracket 16 Knee frame 17 Support member C Film cassette B for X-ray photography Bottom block BS Short bottom block BL Long bottom block BE End member

Claims (4)

The bed device is divided into a plurality of bottoms and a curved bottom configured to bend with an appropriate curvature is placed on the user's knees, waist, and back, and the back bottom corresponding to the back is tilted by a back-up mechanism. It is configured to adjust, and is configured to mount an X-ray film cassette at a position corresponding to the position from the chest of the user to the abdomen along the bed longitudinal direction center portion from the back bottom to the curved bottom, An X-ray characterized in that the X-ray imaging film cassette is disposed so as to surround the curved bottom to be connected to the back bottom up to a substantially intermediate position on both sides of the mounting location. A bed device that can be loaded with film cassettes for photography. 2. The film cassette for X-ray imaging according to claim 1, wherein the curved bottoms arranged on both sides of the mounting portion of the film cassette for X-ray imaging are received by a support member fixed to a main frame. A bed device that can be equipped with. The back raising mechanism includes a first support link interposed between a base end side of a back base frame constituting a back bottom and a main frame, a undulation link connected to a starting shaft of a back raising actuator, and an auxiliary link. 3. A bed on which an X-ray film cassette can be mounted according to claim 1, wherein a second support link is connected between an intermediate portion of the auxiliary link and the main frame. apparatus. The bed apparatus on which the film cassette for X-ray imaging according to any one of claims 1 and 2 can be mounted, wherein the curved bottom is constituted by an extruded molded body.

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