JP6406673B2 - Traction operating table for lower limb joint surgery, connection mat unit, and traction operating table installation / storage system for lower limb joint surgery - Google Patents

Description

The present invention relates to a traction operating table for lower limb joint surgery, a connection mat unit, and a traction operating table installation / storage system for lower limb joint surgery.

  Patients whose lower limb joint function has deteriorated due to deformation or hardening of the cartilage of the lower limb joints are often accompanied by pain as well as lower mobility of the lower limb joints, which limits daily life and lowers QOL. There is a problem such as. For these patients, surgery on the lower limb joints (lower limb joint surgery) is required.

  By the way, in the lower limb joint surgery, since it is necessary to secure a sufficient region to be operated on the lower limb joint of the patient, it is necessary to pull, extend, add and rotate the lower limb joint. As known traction operation tables for lower limb joint surgery, for example, Patent Documents 1 to 3 below have a structure including a table mat and a traction frame. A table mat is installed on a normal operation table, and a traction frame is provided. A technique is disclosed in which the lower limbs are stretched, extended, internally and externally held simultaneously by being connected, and the release function for pulling and extending is performed in one step.

European Patent Publication No. 1604629 US Pat. No. 7,316,040 US Patent Publication No. 20052684001

  However, in the technique described in the above-mentioned patent document, since the release operation in each of the traction and extension is performed at one time, even when the release operation of only one of the traction and extension is performed, the other release operation is performed. Therefore, there remains a problem that both towing and extension must be performed again, and there is a concern about the safety of the operation target person and the person who performs the operation by an unintended release operation.

  SUMMARY OF THE INVENTION In view of the above problems, an object of the present invention is to provide a traction operating table for lower limb joint surgery that can reliably perform traction and extension without impairing convenience in operation of traction and extension.

  On the other hand, the traction operating table for lower limb joint surgery is connected to the main body of the operating table through a joint part, but the traction operating table for lower limb joint surgery is generally heavy and the material is changed to light metal etc. However, the weight has not been reduced so far that it can be lifted lightly with one hand. Accordingly, it is not easy to install the traction operating table for lower limb joint surgery on the operating table body.

  Therefore, in addition to the above, the present invention also provides a traction operating table installation / storage system for lower limb joint surgery that makes it easier to install the traction operating table for lower limb joint surgery on the operating table body. I will.

  That is, the traction operating table for lower limb joint surgery according to one aspect of the present invention that solves the above-described problems is movable along the main frame having a main frame having two parallel rod-shaped members, and the main frame. A moving frame, a position adjusting unit that is installed on the moving frame and fixes a foot of an operation subject, and a position adjusting unit that is connected to the position adjusting unit, supports the main frame unit, and tilts the main frame unit A traction operating table for lower limb joint surgery having an adjustable support leg, wherein the position adjustment unit is a first mode for fixing the movement operation along the main frame and the tilt adjustment operation of the support leg. The second mode that releases the movement along the frame and fixes the tilt adjustment of the support leg, releases the movement along the main frame and the tilt adjustment of the support leg. Grip which can be set in the third mode, one of the grip of the grip operation and comprises a.

  In addition, a connection mat unit according to another aspect of the present invention includes a connection mat provided with an operating table body and a transparent member connected to a lower portion of the connection mat and provided with grid lines made of metal hard wires. A grid display member.

  In addition, a traction operating table installation / storage system for lower limb joint surgery according to another aspect of the present invention that solves the above problems includes a main frame portion having a main frame including two parallel rod-shaped members, and a main frame. A position adjustment unit including a movement frame that is movable along the movement frame, a foot fixing unit that is installed on the movement frame and fixes a foot of a surgical subject, and is connected to the position adjustment unit and supports the main frame unit A lower leg is disposed so as to form a space for accommodating a traction operating table for lower limb joint surgery, and a traction operating table for lower limb joint surgery having a support leg capable of adjusting the inclination of the main frame part. The four support frames, the connection frame that connects the four support frames, and the frame height support that adjusts the support height of the main frame while supporting the main frame And a traction operating table carrier for lower limb joint surgery with a.

  As described above, according to the present invention, there is provided a traction operating table for lower limb joint surgery that can reliably perform traction and extension without impairing the convenience for the operation of traction and extension.

  In addition, the present invention provides a traction operating table installation / storage system for lower limb joint surgery that allows a traction operating table for lower limb joint surgery to be installed on the operating table main body more easily.

It is a figure which shows the outline of the traction operation table for lower limb joint surgery which concerns on embodiment. It is a figure which shows the outline of the main frame which concerns on embodiment. It is a figure which shows the connection relation of a part of operating table main body which concerns on embodiment, a joint part, and a main frame. It is a figure which shows the connection relation of the operating table main body which concerns on embodiment, a joint part, and a main frame. It is the schematic in the case of connecting the connection fixing member which concerns on embodiment to both right and left. It is an image figure which shows an example of the connection relation of the main frame which concerns on embodiment, and a joint part. It is a figure which shows the outline of the structure of the grip part which concerns on embodiment. It is a figure which shows the image of the rotational movement of the support frame which concerns on embodiment. It is a figure which shows the image of rotation movement of a leg | foot fixing frame. It is a figure which shows the outline of the structure of the rotation control part which concerns on embodiment. It is a figure which shows the image of the support frame position adjustment amount display part which concerns on embodiment. It is a figure which shows the image of the rotational movement of the support frame which concerns on embodiment. It is a figure showing the outline of the boot concerning an embodiment. It is a figure which shows the image of the inclination display part which concerns on embodiment. It is a figure which shows the outline of the tray which concerns on embodiment. It is a figure which shows the image of the lower end surface of the leg member of the tray which concerns on embodiment. It is a figure which shows the outline of the tray (non-operation side) which concerns on embodiment. It is a figure which shows the outline of the connection mat unit which concerns on embodiment. It is a figure which shows the outline of the connection mat unit vicinity which concerns on embodiment. It is a figure which shows the outline of the connection mat unit vicinity which concerns on embodiment. It is a figure showing an outline of a traction operation table system for lower limb joint surgery concerning an embodiment. It is a figure which shows the outline of the carrier which concerns on embodiment. It is a figure which shows the outline of the height adjustment member in the carrier which concerns on embodiment. It is a figure which shows the image in the case of installing the traction operating table for lower limb joint surgery in an operating table main body using the carrier which concerns on embodiment.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. However, the present invention can be implemented in many different forms, and is not limited to the examples described in the embodiments and examples shown below.

  FIG. 1 is a diagram showing an outline of a traction operating table for lower limb joint surgery (hereinafter referred to as “this traction operating table”) according to the present embodiment. As shown in the figure, the traction operating table 1 includes a main frame portion 2 having a main frame 21 having two parallel rod-like members 211, a moving frame 31 movable along the main frame 21, A position adjusting unit 3 provided with a foot fixing unit 32 for fixing a surgical subject's foot, which is installed on the moving frame 31, and connected to the position adjusting unit 3, supports the main frame unit 2 and the main frame unit 2 And a support leg 4 capable of adjusting the inclination.

  The main traction operating table 1 is connected to a different operating table main body A. The operating table main body A has the upper limb of the person to be operated on and the lower limb is mounted on the main operating table 1, Fix the patient's foot. Then, perform operations such as towing and extending the lower limbs of the operation subject, specifically the legs, and adjust the posture of the operation subject so that the operator (operator) can easily perform the operation. Arrange. More detailed operation will be apparent from the description below.

  In addition, a connection mat M is installed in the operating table main body A, and the main traction operating table 1 is connected to the connection mat M and connected through the joint portion 22.

  In the traction operating table 1, the main frame portion 2 is a member constituting the basic skeleton of the traction operating table 1, the main frame 21 including two parallel rod-like members 211, and an operating table body (not shown). The joint part 22 for connecting to is provided. A schematic diagram of the main frame 2 is shown in FIG.

  The parallel state of the two bar-shaped members 211 of the main frame 21 of the present embodiment is realized by fixing the two bar-shaped members to the pair of fixing members 212. This fixing method is not limited, and can be achieved, for example, by inserting the rod-shaped member 211 into the fixing member 212 and screwing them. Here, the term “parallel” includes not only complete parallelism but also a concept including manufacturing errors, and an error of about several degrees can be allowed. Hereinafter, the same applies to the case of “parallel”. In the present embodiment, since the position adjustment unit is disposed on the main frame 21, the orientation and position of the position adjustment unit can be stabilized by using two rod-shaped members 211 and supporting the position adjustment members on each of them.

  In addition, the main frame 21 of the present embodiment includes a guide bar-like member 213 arranged in parallel to the two bar-like members 211 in addition to the two bar-like members 211. In the present embodiment, the guide bar-shaped member 213 is disposed between the two bar-shaped members 211 and is fixed to the fixing member 212. Although the function of this guide bar-shaped member 213 will be described later, a groove is provided on the surface along the extending direction so that it is easily gripped by the position adjusting unit 3.

  In the present embodiment, as described above, the joint portion 22 is provided which is connected to the main frame 21 and further connected to the operating table main body. FIG. 3 is a diagram showing a connection relationship between a part of the operating table main body (a part of the connection mat), the joint portion 22, and the main frame 21.

  In the present embodiment, the joint portion 22 is not limited as long as the main frame 21 and the operating table main body A can be reliably connected as described above, but the connection for connecting to the operating table main body is not limited. The fixing member 221 and the connection fixing member 221 are connected to the short-axis-side extending member 222 and the short-axis-side extending member 222 that extend in the short-axis direction of the operating table main body, and extend in the long-axis direction of the operating table main-body. A long-axis bar member 223 connected to the frame 21 is provided.

  3 and 4 are diagrams showing an outline of the connection fixing member 221 in the present embodiment. As shown in the figure, the connection fixing member 221 is fixed to a guide installed on the lower side of the connection mat M installed in the operating table main body A by a fixing tool such as a screw. FIG. 4 is a view showing the connection mat M excluding the operating table main body A. The mat installed on the non-surgical side is detachable through a groove dug in the lower part of the connection mat. The connection fixing member has a knuckle shape, and can be installed on both the left and right sides by rotating 180 degrees. In some cases, it can be installed on both sides. The figure in this case is shown in FIG.

  In addition, as a result of said structure, the joint part 22 which concerns on this embodiment can be installed in any side of the right leg side and the left leg side with respect to the operating table main body. As a result, the number of parts can be reduced, and a cheaper traction operating table for lower limb joint surgery can be provided.

  In the present embodiment, the short-axis-side extending member 222 is a member connected to the connection fixing member 221 and configured to extend in the short-axis direction from the operating table main body. The configuration of the short-axis-side extending member 222 is not particularly limited, but is preferably a rod-shaped member and a shaft member having a circular cross section. By doing so, the long-axis-side rod-like member 223 can be connected so as to be rotatable around the short-axis-side extending member 222, and the inclination of the main frame can be adjusted.

  In the present embodiment, the long-axis-side bar-shaped member 223 is a member that connects the main frame 21 and the operating table main body as described above, and more specifically, the main frame 21 and the short-axis-side extending member 222 Are connected. In this embodiment, the long-axis-side rod-shaped member 223 is rotatably connected to the short-axis-side extending member 222. As a result, the inclination of the main frame can be adjusted as described above.

  In the present embodiment, the main frame 21 and the joint portion 22 may be fixed, but may have a detachable structure. Although not limited, for example, a hole into which the long-axis-side rod-like member 223 can be inserted is formed in the fixing member 212 of the main frame 21, and after inserting the long-axis-side rod-like member 223 into this hole, the pin Etc. may be fixed by penetrating the fixing portion and the joint portion rod-like member 223. An image diagram in this case is shown in FIG.

  The position adjustment unit 3 in the pulling operation table 1 is a member for facilitating the operation by fixing the foot of the person to be operated and adjusting the position of the foot. The configuration of the position adjusting unit 3 in the present embodiment includes a moving frame 31 that can move along the main frame 21, and a foot fixing unit 32 that is installed on the moving frame 31 and fixes the foot of the surgical subject.

  In the present embodiment, as described above, the moving frame 31 is a skeleton that can move the entire position adjusting unit 3 along the main frame 21 and can hold or house the components of the position adjusting unit 3. It is a member. Although the structure of the moving frame 31 is not limited as long as it has this function, it is preferable that a through hole 311 that penetrates each of the two rod-like members 211 of the main frame 21 is formed. By doing so, it becomes possible to slide on the rod-shaped member.

  In the present embodiment, the position adjustment unit 3 releases the movement operation along the main frame by releasing the movement operation along the main frame, the first mode for fixing the movement operation along the main frame 21 and the inclination adjustment operation of the support leg. A grip capable of sequentially setting a second mode for fixing the tilt adjusting operation, a moving operation along the main frame, and a third mode for releasing the tilt adjusting operation of the support leg by one gripping operation. Part 33. As described above, in the known technology, the release operation in each of the traction and extension is performed at a time, so even when the release operation of only one of the traction and extension is performed, the other release operation is performed. Therefore, there remains a problem that both towing and extension must be performed again, and there is a concern about the safety of the operation target person and the person who performs the operation by an unintended release operation. On the other hand, by adopting the above-described configuration, it is possible to reliably perform the towing / extension without impairing the convenience for the operation of towing / extending.

  The configuration of the grip portion 33 in the present embodiment is not particularly limited, but the grip 331, the transmission member 332 that transmits the grip amount of the grip 331, and the upper and lower depending on the movement amount of the transmission member 332. The first holding member 333 and the second holding member 334 are configured. An outline of the structure of the grip portion is shown in FIGS.

  In the present embodiment, the grip 331 is gripped by a person who intends to adjust the inclination of the traction operating table (hereinafter referred to as “user”). The grip 331 is provided with a biasing means such as a spring so that it can be pushed into the housing when a force is applied and is returned to its original position when the force is released.

  As described above, the transmission member 332 is a member that transmits the grip amount of the grip 331.

  Further, in the present embodiment, the first holding member 333 and the second holding member 334 are connected to the transmission member 332, respectively, and their positions change according to the grip amount of the grip 331, and the object to be held is fixed. Or release can be controlled.

  In the present embodiment, the first holding member 333 is used for fixing or releasing the movement of the position adjusting unit 3, more specifically, the movement of the main frame 21 along the rod-like member 211. More specifically, the first holding member 333 is fitted in the groove of the guide rod-shaped member 213 of the main frame portion 2 when the grip is not gripped, and the position thereof is fixed (the first position) One mode). On the other hand, in a state where the grip is lightly gripped, the gripping member is lifted by the transmission member so as to be separated from the groove, so that the rod-shaped member of the main frame 21 of the position adjusting unit 3 can be moved in the extending direction. However, since the first holding member 333 and the second holding member 334 have different gripping amounts of the transmission member necessary for movement, the second holding member 334 is still fixed when the grip is lightly held. The tip (shafted shaft 411) is fixed (second mode).

  In the present embodiment, the second holding member 334 is used to fix or release the inclination of the main frame portion 2. Specifically, the inclination is fixed or released by fixing or releasing the support leg portion 4. Can be adjusted. More specifically, the movement of the support leg 4 is fixed and released by engaging with a shaft 411 in which a groove of the support leg 4 described later is dug, and moves up and down in accordance with the movement of the transmission member 332. . In particular, the second pressing member 334 is held by the transmission member 332 via a biasing member such as a spring, and the support leg 4 is further extended by a certain length after the first pressing member is raised. The fixed shaft 411 can be released when the grip is further squeezed.

  In the present embodiment, the foot fixing unit 32 is disposed in the position adjusting unit 3. The foot fixing part 32 literally fixes the foot of the person to be operated. The structure of the foot fixing part 32 is not limited as long as it has the above function, but is supported by the foot support frame 321 connected to the moving frame 31 and the foot support frame 321 and fixes the operator's foot. A foot fixing frame 322, a rotation handle 323 for rotating the foot fixing frame 322, and a rotation direction control unit 324 for controlling the rotation direction of the rotation handle.

  In the present embodiment, the foot support frame 321 is a member for supporting the foot fixing frame 322 and is connected to the moving frame 31 as described above. As will be described later, the position of the foot support frame 321 can be adjusted, and the foot support frame 321 is connected so as to be rotatable about an axis with respect to one point of the moving frame. An image diagram in this case is shown in FIG.

  Further, in this embodiment, the foot fixing frame 322 is a frame for fixing the surgical subject's foot and, as will be apparent from the following description, is inserted into the boot insertion member to fix the surgical subject's foot together with the boot. be able to. The foot fixing frame is rotatably connected to the support frame 321 via a shaft, and is further rotatable in the other direction by a rotating handle described later. An image in this case is shown in FIG.

  In the present embodiment, the rotation handle 323 rotates the foot fixing frame 322 as shown in the above figure. The rotation handle 323 is preferably connected to the foot fixing frame for a simple configuration. In this figure, the handle extends as a pair of rod-shaped members with respect to the shaft, but it can also be a stick-shaped handle.

  By the way, in this embodiment, the rotation direction control part 324 is used in order to control the rotation direction of a rotary handle. The configuration of the rotation direction control unit 324 is not particularly limited, but, for example, a pair of gears 3241 arranged in parallel and combined so that the directions of the grooves are opposite to each other and any one of these gears by being rotated. And a rod-shaped member 3242 that provides a claw combined on one side. A schematic diagram in this case is shown in FIG. By doing in this way, it becomes possible to control a rotation direction, restrict | limit the rotation direction of a leg of a surgery subject, and can implement | achieve stable fixation.

  Furthermore, in this embodiment, the foot fixing unit includes a support frame position adjustment unit for adjusting the position of the foot support frame, and a support frame position adjustment amount display unit for displaying the position adjustment amount of the support frame. This image diagram is shown in FIG.

  In the present embodiment, the support frame position adjustment unit is a member for adjusting the position of the foot support frame. Although not limited to this, for example, it is preferable to include a shaft member formed with a screw groove connected to the moving frame and a rotation handle for rotating the screw member. In this case, the shaft member penetrates the foot support frame, and the foot support frame is provided with a protrusion corresponding to the thread groove of the shaft member. By combining this protrusion and the thread groove, the handle is rotated and the screw is rotated. The member can be rotated, and the support frame can be moved in accordance with the rotation.

  As described above, the support frame position adjustment amount display unit that displays the position adjustment amount of the support frame has a function of measuring and displaying the position adjustment amount of the support frame position adjustment unit. The structure of the support frame position adjustment amount display unit is not limited to this, but it is preferable to include a counter for measuring and displaying the rotation amount of the rotary handle, for example. An example of this case is shown in FIG.

  Further, in this embodiment, the insertion member for inserting the foot fixing frame is fixed to the back surface, the bottom member for placing the foot of the operation subject, the side member that covers both sides of the foot of the operation subject, and the side member are fixed. A buckle and a belt, and the buckle includes a boot configured to stop the belt double. An outline of this boot is shown in FIG.

  As shown in the figure, the boot has a structure in which the boot string member is doubled on one side, so that the foot of the subject can be more stably fixed.

  Moreover, in this embodiment, it is preferable to provide the frame inclination angle display unit 213 that displays the inclination angle of the main frame 21. By doing in this way, it can be checked how much the main frame is inclined at present, and it is possible to prevent the operation subject's foot from being inclined more than necessary.

  The tilt angle display unit is not limited as long as it has the above-described function, and is provided on an angle sensor that detects the tilt angle, a display device that displays the value detected by the angle sensor, and a main frame. However, it is also preferable that a protractor for displaying an angle and a needle member arranged in combination with the protractor are provided, and the protractor is rotatable around a center point. This towed operating table is appropriately set depending on the height of the operating table body A, and in this state, the adjustment amount of the support leg 4 is different. Therefore, the adjustment amount of the support leg 4 in a state where the main frame is in parallel is rotated and adjusted by the protractor to become a reference zero degree, and thereafter, the amount by which the support leg 4 is moved is grasped as an angle. Will be able to. An image diagram in this case is shown in FIG.

  Further, in the traction operating table 1, the support leg 4 is a member that is connected to the position adjustment unit 3 as described above, supports the main frame unit 2, and can adjust the inclination of the main frame unit 2.

  The structure of the support leg 4 is not limited as long as it has the above function, but the shaft member 411 supported by the moving frame 31 and the shaft member 411 are connected to the moving frame 31. A rotatable rod-shaped member 412, a roller 413 connected to the lower end of the rod-shaped member 412, and a load member 414 that applies a load to the rotation of the rod-shaped member are provided.

  In this embodiment, the shaft member 411 is supported by the moving frame 31, and the release and fixation of rotation are controlled by the control of the grip portion as described above (see, for example, FIG. 7). When the rotation is fixed, it cannot be rotated, and the rod-like member cannot be rotated. As a result, the rod-shaped member does not move and the inclination of the main frame can be kept constant. On the other hand, when released, the rotation can be freely performed, and the inclination of the main frame can be freely controlled. In addition, although the shaft member 411 may be a common thing, it is good also as being provided with the rod-shaped member separately. In addition, a groove is dug in the shaft member 411, and the rotation angle can be freely adjusted by fixing the rotation angle by fitting the second restraining member into the groove and removing the second suppression member.

  In the present embodiment, the rod-shaped member is connected to the shaft member 411 as described above, and rotates according to the rotation of the shaft member. It is preferable that the rod-shaped member is configured to be a pair of two sandwiching the main frame. With this configuration, the main frame can be stably held.

  Moreover, in this embodiment, the roller 413 is a member arrange | positioned at the rod-shaped member lower end so that it can move smoothly on an installation surface. In the present embodiment, the roller 413 is preferably connected via a shaft passing through the two rod-shaped members from the viewpoint of stable operation, although not limited thereto.

  In the present embodiment, the load 414 applies a load to the rotation of the rod-shaped member as described above. By using this load 414, it is possible to prevent a sudden accident due to a sudden change in rotation, for example, a sudden load on the patient.

  Further, a tray 5 is disposed on the main traction operating table 1. While this traction operating table can pull and extend the lower limb of the surgical subject, it is composed of members such as a main frame, and a large space is formed under the lower limb of the surgical subject. It will be. As a result, there is a problem that, for example, before the operation subject fixes the foot to the main traction operating table, the foot must be supported by some other means. On the other hand, the lower limbs of the operation subject can be stably held before and after the operation or during the operation by arranging the tray in the present traction operating table.

  The tray 5 according to the present embodiment has at least three leg members whose lower end surface 511 is formed in accordance with any one of the cross-sectional shapes of the two bar-like members 211 of the joint part bar-like member 223 and the main frame 21. 51, a mat member 52 disposed on three leg members. FIG. 15 is a diagram showing an outline of the tray according to the present embodiment.

  In the present embodiment, the leg member 51 is disposed on each of the joint portion bar-shaped member 223 of the joint portion 22 and the two bar-shaped members 211 of the main frame 21 to support the mat member 52. By using three or more leg members, it is possible to stably support the lower limbs of the operation subject.

  In the present embodiment, the lower end surface of the leg member 51 is preferably formed in accordance with the cross-sectional shapes of the two rod-shaped members of the joint portion rod-shaped member 223 and the main frame 21. Specifically, it is preferable to have a cross section corresponding to the upper half of the cross-sectional shape of each rod-shaped member, more specifically, a semicircular shape. An image of this lower end surface is shown in FIG.

  Moreover, in this embodiment, although not necessarily limited, you may provide the tray installed in the non-surgical side. The length of the mat on the tray placed on the non-surgical side is not particularly limited, but it may be a length that holds only the buttocks, but depending on the type of operating table, it may be a length that supports the entire lower limb. good. An example of this case is shown in FIG. Unlike the tray on the operation side, this tray has legs extending to the floor and a flat end surface. Although not limited thereto, instead of placing this tray on the non-surgical side, the mat portion supporting the buttocks of the mat M provided in the operating table main body as shown in FIG. It is also a preferable form to make it. An example of this case is shown in FIG.

  Moreover, in this embodiment, the grid display member G provided with the transparent member by which the grid line which consists of a metal hard wire is arrange | positioned under the guide G in the connection mat M. This outline is shown in FIG. According to the present embodiment, by arranging this grid display member on the lower side of the connection mat M and emitting X-rays and the like from the upper part, it is possible to display a part of the body of the operation subject and this grid. Thus, there is an effect that the position adjustment with respect to the surgical target site becomes easy.

  Furthermore, the connection mat M of the present embodiment is provided with a pole P for supporting the hip joint of the subject to be operated on the upper side, and on the lower side is provided with a connection fixing portion of the joint portion 2, Although connected, the position of the connection fixing part of one of the poles P and the joint part 2 is not the same in the major axis direction, and the connection fixing part is shifted from the pole P so as to be on the main frame part side. . By doing so, it becomes possible to move the body of the surgical subject away from the main operating table of the surgical table main body, and avoid the overlap between the joint portion and the imaging location of the surgical subject, such as X-rays. There is an advantage that blocking can be prevented. This outline is shown in FIG. The connecting mat M and the pole P are collectively referred to as a connecting mat unit.

  As described above, according to the present invention, there is provided a traction operating table for lower limb joint surgery that can reliably perform traction and extension without impairing the convenience for the operation of traction and extension.

(Tractor table system for lower limb joint surgery including carrier)
By the way, this traction operating table and this accessory can be housed in a carrier and used as a traction operating table system for lower limb joint surgery (hereinafter referred to as “the present system”). This will be specifically described below.

  As mentioned above, the traction operating table for lower limb joint surgery is connected to the main body of the operating table via a joint member, but the traction operating table for lower limb joint surgery is generally heavy and the material is changed to light metal etc. However, the weight has not been reduced so far that it can be lifted lightly with one hand. Accordingly, it is not easy to install the traction operating table for lower limb joint surgery on the operating table body.

  Therefore, in the present system S, the above-mentioned traction operating table, specifically, a main frame portion having a main frame provided with two parallel rod-shaped members, a moving frame movable along the main frame, A position adjusting unit that is installed on the frame and fixes a foot of a subject to be operated, and a support that is connected to the position adjusting unit and supports the main frame and can adjust the inclination of the main frame. A traction operating table 1 for lower limb joint surgery having legs, and four strut frames S1 with rollers S11 attached to the lower ends, which are arranged to form a space for accommodating the traction operating table for lower limb joint surgery. A carrier provided with a connection frame S2 for connecting the four support frames, and a frame height support member S3 for adjusting the support height of the main frame while supporting the main frame. It includes a C, and. An outline of the present system S is shown in FIG. 21, and a schematic view in the case of only the carrier C is shown in FIG.

  The traction operating table 1 for lower limb joint surgery in this system preferably basically adopts the structure described in the above embodiment, but has a main frame portion and is connected to the operating table main body. If it is provided, it will not specifically limit.

  Further, as described above, the carrier C according to the present embodiment (hereinafter referred to as “carrier C”) is arranged so as to form a space for accommodating the traction operating table for lower limb joint surgery, but is not limited thereto. Four strut frames S1 with a roller S11 at the lower end, a connection frame S2 that connects the four strut frames at the top of each strut, and a frame height support that adjusts the support height of the main frame while supporting the main frame A member S3 is provided.

  In the present embodiment, as described above, the number, size, and material of the support frame S1 can be selected and adjusted as long as they form a space that accommodates the traction operating table for lower limb joint surgery. Moreover, the roller S11 is attached | subjected to the lower end of this support | pillar frame S1 as mentioned above. By doing in this way, it becomes possible to move together with the traction operating table for lower limb joint surgery, and the planar position with respect to the operating table main body can be adjusted.

  The carrier C also includes a connection frame S2 that connects the four support frames. As long as a space for accommodating the traction operating table for lower limb joint surgery can be secured, the material and size can be appropriately adjusted and selected. However, in this case, it is preferable that the carrier C and the tow operating table are connected to each upper portion of the four support frames without using a special operation such as lifting the carrier C greatly.

  In the present embodiment, a frame height support member S3 that adjusts the support height of the main frame while supporting the main frame of the traction operating table for lower limb joint surgery is provided. An outline of this height support member is shown in FIG. This height support member adjusts the support height of the main frame, supports the main frame only by support by the carrier C, and connects and fixes the traction operating table for lower limb joint surgery to the operating table body via the joint member 22. It is used for this purpose. By using this, a traction operating table for lower limb joint surgery can be installed very easily.

  More specifically, it is preferable that the height support member includes a rotating frame that can rotate on a surface substantially horizontal to the carrier C installation surface, and an elevating mechanism for moving the rotating frame up and down. Although this raising / lowering mechanism is not necessarily limited, For example, it is a preferable example to have a rotating handle and a chain that moves the rotating frame C up and down by rotating the rotating handle.

  As a result, in the present embodiment, the user places the main traction operating table in the space in the carrier C and supports the main frame portion on the rotating frame of the height support member. As a result, the traction operating table and the carrier C can be carried simultaneously. In this case, since the main operating table is supported by the carrier C, it is not necessary to lift the main operating table.

  And after approaching the operating table main body which installs this traction operating table, the main frame part is adjusted by frame height support member S3, and after adjusting a height and a horizontal position, this traction operating table is used using the joint part 2. Connect the operating table.

  And after installing the traction operation table for lower limb joint surgery, after rotating the rotating frame in the forward direction, the carrier C can be pulled out, leaving only the traction operation table and the operation table for lower limb joint surgery. An image diagram in this case is shown in FIG.

  On the other hand, when removing the traction operating table for lower limb joint surgery from the operating table main body, the traction operating table for lower limb joint surgery can be easily removed from the operating table main body by removing the main traction operating table according to the reverse procedure. .

  Moreover, in this embodiment, it is preferable to provide the joint part accommodating part which accommodates the joint part 22 inside the carrier C. FIG. By doing in this way, it becomes possible to store all the necessary members in the carrier C, and it becomes very easy to store.

  With the above-described configuration, a traction operating table system for lower limb joint surgery that allows a traction operating table for lower limb joint surgery to be installed on the operating table main body more easily is provided.

  INDUSTRIAL APPLICABILITY The present invention has industrial applicability as a traction operating table for lower limb joint surgery and a traction operating table system for lower limb joint surgery.

Claims (8)

A main frame portion having a main frame including two parallel rod-shaped members, and a guide rod-shaped member arranged in parallel to the rod-shaped members and provided with grooves on the surface ;
A position adjusting unit comprising a moving frame that is movable along the main frame, and a foot fixing unit that is installed on the moving frame and fixes a foot of a surgical subject;
Lower leg joint surgery traction comprising: a support leg connected to the position adjustment unit and supporting the main frame unit via a shaft member having a groove formed in the surface and capable of adjusting the inclination of the main frame unit An operating table,
The position adjusting unit includes a first holding member and a second holding member, and the first holding member is inserted into the groove of the guide bar-shaped member of the main frame portion, and the second holding member is moved to the groove. A first mode for fixing the movement operation along the main frame and the tilt adjustment operation of the support leg by fitting each into the groove of the shaft member of the support leg, and the first suppression member Release from the groove of the guide bar-shaped member of the main frame portion, release the moving operation along the main frame with the second holding member still fitted to the shaft member of the support leg portion, and A second mode for fixing the tilt adjusting operation of the support leg, wherein the first restraining member is released from the groove of the guide bar-shaped member of the main frame portion, and the second restraining member is also the support leg. Before Grip which can be set a third mode for releasing the tilt adjusting operation of the moving operation and the support legs along the main frame by releasing from the groove of the shaft member, with gripping operation of a grip A traction operating table for lower limb joint surgery. The foot fixing part is
A foot support frame connected to the moving frame;
A foot fixing frame that is supported by the foot support frame and fixes a foot of a subject to be operated;
A rotating handle for rotating the foot fixing frame;
The traction operation table for lower limb joint surgery according to claim 1, further comprising a rotation direction control unit that controls a rotation direction of the rotation handle. The main frame portion includes a joint portion connected to the operating table body,
The joint part is
A connection fixing member connected and fixed to a connection mat provided in the operating table body;
From the connection fixing member, a short axis side extending member extending in the short axis direction of the operating table main body part,
The traction operating table for lower limb joint surgery according to claim 1, further comprising a long-axis side bar-shaped member connected to the short-axis side shaft member and extending in a long-axis direction of the operating table main body and connected to the main frame. . To connect mat provided in the operating table body, according to claim 3 lower extremity joints surgical traction operating table according also be installed as either side of the right foot side and left side. The foot fixing part is
A foot support frame position adjusting unit for adjusting the position of the foot support frame;
The traction operating table for lower limb joint surgery according to claim 2, further comprising a foot support frame position adjustment amount display unit that displays a position adjustment amount of the foot support frame.   The traction operating table for lower limb joint surgery according to claim 1, further comprising a frame inclination angle display unit that displays an inclination angle of the main frame.   An insertion member for inserting the foot fixing frame is fixed to the back surface, a bottom member for placing the foot of the surgical subject, a side member for covering both sides of the foot of the surgical subject, a buckle and a belt for fixing the side member 2. The traction operating table for lower limb joint surgery according to claim 1, wherein the buckle includes a boot configured to double-stop the belt. The lower end surface is disposed on at least three leg members formed according to the cross-sectional shape of the long-axis-side bar-shaped member and the two rod-shaped members of the main frame, and the three leg members. A traction operating table for lower limb joint surgery, comprising: a tray portion having a mat member.