CN210301252U - Operating room four limbs disinfection frame - Google Patents

Abstract

The utility model relates to an operating room four limbs disinfection frame, including at least two slide blocks and two at least crossbeams that two at least axes are not located same horizontal plane that are used for fixed bandage that do not lie in same horizontal plane. The at least two cross beams are connected with the upright columns; the at least two sliding blocks are provided with thread grooves matched with the thread notches on the at least two cross beams, so that when the disinfection rack is in a working state, the at least two sliding blocks are fixedly connected with the at least two cross beams; the at least two sliding blocks are provided with sliding rails matched with the sliding strips on the at least two cross beams, so that when the disinfection frame is in a non-working state, the at least two sliding blocks are movably connected with the at least two cross beams. The wound of the patient is placed between the binding bands of the sliding blocks fixed on the horizontal plane, so that secondary strain of the gravity of the limb of the patient to the wound in the disinfection process is reduced.

Description

Operating room four limbs disinfection frame

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an operating room four limbs disinfection frame.

Background

Disinfection is a necessary medical link before surgery and is a key ring for ensuring the progress of surgery. The limb surgery is the most common surgery in the orthopedic surgery, and the limb of a patient needs to be disinfected before the limb surgery. Before an operation, the affected limb is often supported by medical staff by manpower, which not only wastes physical strength, but also easily pollutes the laid sterile towel. And the other one needs to hang the limbs of the patient by using a transfusion stand, so that the stability is poor in the using process, the wounded limb is easy to fall off to cause secondary injury to the limbs, and a sterile operating table is polluted. Therefore, an operating room is urgently needed to provide a surgical limb disinfection frame to solve the technical problems.

For example, chinese patent publication No. CN206434521U discloses a multifunctional medical disinfection frame. This disinfection frame includes a base, four movable truckles that link to each other with the base, movable truckle symmetrical arrangement is in the both sides of base, the whole bilateral symmetry of this disinfection frame, this disinfection frame include two longitudinal support pole, two pneumatic elevating gear, two horizontal bracing pieces the both ends of base respectively fix a pneumatic elevating gear along vertical direction, and every pneumatic elevating gear's top all is provided with a longitudinal support pole along vertical direction, and the one end of a horizontal bracing piece is respectively connected on every longitudinal support pole's top, and the other end of every horizontal bracing piece all is provided with the couple. The disinfection frame can meet the disinfection work of single-side or double-side limbs, can save the physical strength of workers, ensures the integrity of an aseptic operating table in the disinfection and laying process of aseptic towels, improves the disinfection work efficiency, and effectively prevents infection in a hospital.

The patient is under anesthesia and the muscles are relaxed when he is on the operating table. Although above-mentioned technical scheme can solve the technical problem who pollutes aseptic operating table, above-mentioned technical scheme is fixed for the single-point, when patient's anesthesia state, raises patient's limbs, and patient's limbs nature is flagging and is in tensile state, and the pulling force of production very easily causes the secondary to stretch the damage to disease position.

Japanese patent CN106662469A (published: 2017, 05 and 10) discloses a motor having: a motor shaft; and a motor electromagnetic unit for rotating the motor shaft, the rotation detecting device including: a housing; a magnet support body rotatably supported by the housing, coupled to the motor shaft, and having a magnet fixed thereto; and a magnetic field detection unit having a magnetic element and a coil that generate a large barkhausen effect, the magnetic field detection unit being fixed to the housing so that a longitudinal direction thereof is parallel to a tangential direction of a rotation trajectory circle of the magnet and the longitudinal direction thereof can be opposed to the magnet in a radial direction of the rotation trajectory circle, and detecting a magnetic field of the magnet.

Chinese patent CN106253568A (published: 2016, 12, 21), discloses an electric push rod, which includes a box, a screw rod and a motor, wherein the motor is linked with the screw rod through a speed reduction mechanism, the front end of the screw rod is fixed with the box, the rear end of the screw rod extends to the outside of the box, a nut matched on the screw rod is fixed with a push pipe, the push pipe is sleeved with a guide pipe, the guide pipe is fixed with the box, the screw rod rotates to make the push pipe do axial reciprocating motion relative to the guide pipe, a bearing chamber is formed in the box and fixed with a bearing, an inner ring of the bearing is fixed with the screw rod, a first check ring is fixed on the screw rod, and the first check ring is relatively positioned at the front side of the bearing.

Chinese patent CN10745353A (published: 2017, 12/08) discloses an electric push rod for solar photo-thermal power generation, which belongs to the technical field of linear driving, wherein a motor is arranged in the electric push rod, the motor is connected with a drive screw, the drive screw drives a nut to move axially relative to the drive screw when rotating, the motor is connected with a cable, the cable extends out of the electric push rod, the cable comprises a sheath, and a ventilation channel for communicating the inside of the electric push rod and the outside of the electric push rod is arranged in the sheath. The invention has the advantages of ensuring the waterproof and dustproof effects of the electric push rod and solving the problem that negative pressure is easily generated inside the electric push rod.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an operating room four-limb disinfection frame which at least comprises two sliding blocks, the axes of which are not positioned on the same horizontal plane and used for fixing bandages, wherein the at least two sliding blocks are provided with thread grooves matched with gaps containing thread structures on at least two beams connected with an upright post, so that when the disinfection frame is in a working state, the at least two sliding blocks are fixedly connected with the at least two beams; the at least two sliding blocks are provided with sliding rails matched with the sliding strips on the at least two cross beams, so that when the disinfection frame is in a non-working state, the at least two sliding blocks are movably connected with the at least two cross beams.

According to a preferred embodiment, the disinfection rack comprises a first beam connected with the upright and a second beam connected with the upright, the upright is connected with the base; the first cross beam is positioned above the second cross beam, wherein a first notch with a first thread structure and a first slide bar which is arranged by taking the axis of the first cross beam as a symmetrical axis are arranged on the first cross beam; the first sliding strip is matched with a first sliding rail on at least one first sliding block, so that the first sliding block is movably connected with the first beam; the first sliding block is provided with a first thread groove matched with the first thread structure, so that at least one first sliding block is fixedly connected with the first cross beam; the first sliding block is provided with a first positioning table for fixing a first bandage; the second cross beam is provided with a second notch with a two-thread structure and a second sliding strip which is arranged by taking the axis of the second cross beam as a symmetrical axis; the second slide bar is matched with a second slide rail on at least one second slide block, so that the at least one second slide block is movably connected with the second beam; a second thread groove matched with the second thread structure is formed in the second sliding block, so that the second sliding block is fixedly connected with the second cross beam; and a second positioning table for fixing a second bandage is arranged on the second sliding block.

According to a preferred embodiment, the upright column includes a first upright column, at least one third slider and a second upright column, wherein the first upright column is connected to the second upright column through the third slider, and the axes of the first upright column, the third slider and the second upright column are coaxially arranged, wherein a third slider arranged with the axis of the third slider as a symmetry axis is disposed on the inner wall of the third slider, and a third slide rail arranged with the axis of the third slider as a symmetry axis and engaged with the third slider is disposed on the outer wall of the second upright column, so that the third slider and the second upright column are movably connected.

According to a preferred embodiment, one end of the first upright is provided with a circular convex hole, the third sliding block is provided with a circular concave hole matched with the circular convex hole, and the circular convex hole and the circular concave hole are arranged in an interference fit mode, so that the first upright is movably connected with the second upright through the third sliding block.

According to a preferred embodiment, a third cross beam along the radial direction of the third slider is arranged on the inner wall of the third slider, the third cross beam is connected with an electric push rod of which the axis is coincident with the axis of the third slider, and a motor of the electric push rod is connected with a fourth cross beam which is arranged on the second upright and along the radial direction of the second upright; the motor is electrically connected with a power box arranged on the base through a power interface arranged on the second upright post.

According to a preferred embodiment, the two ends of the second beam are provided with fourth sliding bars matched with the third sliding rails, so that the second beam is movably connected with the second upright.

According to a preferred embodiment, the first transverse beam is connected detachably to the first upright.

According to a preferred embodiment, the upper surface of the first slider is provided in a monolithic manner with a first positioning table formed tangentially by at least two semicircles; the upper surface of the second slide block is provided with a second positioning table formed by at least two semicircles in a tangent mode in an integrated mode.

According to a preferred embodiment, the bottom of the base is connected with a universal wheel provided with a locking mechanism.

According to a preferred embodiment, the first beam is detachably provided with at least one hook, and the at least one hook is distributed on the outer wall of the first beam in an array manner, or the at least one hook is symmetrically distributed on the outer wall of the first beam by taking the central axis of the first beam as a center.

According to a preferred embodiment, the disinfection rack further comprises a pushing handle arranged on the outer wall of the second upright post; the push handle is provided with a switch for starting or closing the electric push rod, and the switch is arranged in a circuit of the motor and the power box in a series connection mode.

The utility model provides an operating room four limbs disinfection frame has following advantage at least:

(1) the wound of the patient is placed between the first bandage and the second bandage, so that secondary strain of the wound caused by the gravity of the limb of the patient is avoided;

(2) according to the actual condition of a patient, the height of the cross beam can be adjusted, and the horizontal position of the sliding block can be adjusted, so that the requirement of disinfection treatment on different affected parts is met, and the design principle of man-machine engineering is met.

Drawings

Fig. 1 is a schematic structural view of an operating room four-limb disinfection frame provided by the utility model; and

fig. 2 is a schematic structural diagram of a cross section of a first beam of an operating room four-limb disinfection frame provided by the utility model.

List of reference numerals

1: first cross member 7 b: first thread groove

1 a: notch 7 c: first bandage

1 b: first slide bar 8: upright post

2: second cross member 9: electric push rod

3: the base 9 a: electric machine

4: first column 10: fourth beam

5: second pillar 11: universal wheel

6: third slider 12: hook for hanging articles

6 a: third cross member 13: push handle

7: first slider 14: power box

7 a: a first positioning table

Detailed Description

The following detailed description is made with reference to the accompanying drawings.

In the description of the present invention, the terms "first", "second", "third" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, features defined as "first," "second," "third," and so forth may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "inner", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience of description and for simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present invention, the term "detachably" is one of bonding, key connection, screw connection, pin connection, snap connection, hinge connection, clearance fit, or transition fit. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Example 1

The embodiment provides an operating room limb disinfection rack which at least comprises two sliding blocks, wherein the axes of the two sliding blocks are not located on the same horizontal plane and are used for fixing bandages. At least two sliders are provided with thread grooves matched with the notches of the at least two crossbeams connected with the upright post and containing thread structures, so that the at least two sliders are fixedly connected with the at least two crossbeams when the disinfection frame is in a working state. The at least two sliding blocks are provided with sliding rails matched with the sliding strips on the at least two cross beams, so that when the disinfection frame is in a non-working state, the at least two sliding blocks are movably connected with the at least two cross beams.

Preferably, as shown in fig. 1, the disinfection rack comprises a first beam 1 connected with a vertical column 8 and a second beam 2 connected with the vertical column 8, wherein the vertical column 8 is connected with a base 3. The first beam 1 is located above the second beam 2. The first cross beam 1 is provided with a first notch 1a with a first thread structure and a first slide bar 1b which is arranged by taking the axis of the first cross beam 1 as a symmetrical axis. The first slide bar 1b is engaged with a first slide rail on the first slider 7, so that the first slider 7 is movably connected with the first beam 1. The first sliding block 7 is provided with a first thread groove 7b matched with the first thread structure, so that the first sliding block 7 is fixedly connected with the first cross beam 1. The first slide 7 is provided with a first positioning table 7a for fixing a first bandage 7 c. The second beam 2 is provided with a second notch with two thread structures and a second slide bar which is arranged by taking the axis of the second beam 2 as a symmetrical axis. The second slide bar is matched with a second slide rail on the second slide block, so that the second slide block is movably connected with the second beam 2. And a second thread groove matched with the second thread structure is arranged on the second sliding block, so that the second sliding block is fixedly connected with the second cross beam 2. The second slide block is provided with a second positioning table for fixing a second bandage. According to the specific situation of the patient, the first sliding block 7 and the second sliding block are moved to reasonable positions, the first thread groove 7b and the first notch 1a are locked by a first screw, and the second thread groove and the second notch 1a are locked by a second screw. One end of the first bandage 7c is fixed to the first positioning table 7a in a knotted manner, and the other end of the first bandage 7c fixes one end of the limb away from the wound of the patient; one end of the second bandage is fixed on the second positioning table in a knotted mode, and the other end of the second bandage is fixed on the other end of the limb far away from the wound of the patient, so that the wound of the patient is located between the first bandage and the second bandage, the gravity of the affected limb is borne by the first bandage 7c and the second bandage, the wound of the patient is prevented from being in a stretching state, and secondary damage to the wound of the patient is avoided. For example, the displacement of the ends of the fracture site due to the elevation of the limb when using the brace can be prevented in comminuted fractures.

Specifically, as shown in fig. 2, a first slide bar 1b and a first notch 1a having a first thread structure are respectively provided in the first cross member 1 in an integrated manner. The first slide rail is integrally disposed on the first slider 7. The second slide bar and the second notch with the second thread structure are respectively arranged on the second cross beam 2 in an integrated manner. The second slide rail is arranged on the second slide block in an integrated mode.

As another example, the number of the first slider 7 and the second slider may be 2, 3 or even more. The bandage has been fixed better in the setting of a plurality of sliders to effectively reduced the patient wound and be in tensile state, also can be in time protecting when the bandage damages simultaneously.

Preferably, as shown in fig. 1, the upright 8 comprises a first upright 5, a third slider 6 and a second upright 4. The first upright post 5 is connected with the second upright post 4 through the third sliding block 6, and the axes of the first upright post 5, the third sliding block 6 and the second upright post 4 are arranged in a coaxial line mode. Wherein, the inner wall of the third slider 6 is provided with a third slide bar which is arranged by taking the axis of the third slider 6 as a symmetrical axis. And a third slide rail which is arranged by taking the axis of the third slide block 6 as a symmetrical shaft and is matched with the third slide bar is arranged on the outer wall of the second upright post 4. So that the third slider 6 and the second upright 4 are coupled in translation. The number of the third sliding blocks 6 can be 1, 2 or even more, and the replacement and the maintenance are convenient.

Preferably, one of first stand 5 is served and is provided with circular protruding hole, and third slider 6 is provided with the circular shrinkage pool that agrees with mutually with circular protruding hole, and circular protruding hole sets up with the interference fit mode with circular shrinkage pool to make first stand 5 through third slider 6 and 4 swing joint of second stand. For example, the tolerance band between the circular convex holes and the circular concave holes can be selected from a basic shaft system tolerance band mainly based on N7/H6 and P7/H6 or a basic hole system tolerance band mainly based on H7/N6 and H7/P6. Specifically, the tolerance band number between the circular convex hole and the circular concave hole is N7/h 6.

Preferably, the inner wall of the third slider 6 is provided with a third beam 6a in the radial direction of the third slider 6. The third beam 6a is connected with an electric push rod 9 with the axis coinciding with the axis of the third slide block 6. The motor 9a of the electric push rod 9 is connected with a fourth cross beam 10 which is arranged on the second upright post 4 and along the radial direction of the second upright post 4. The motor 9a is electrically connected with a power box 14 arranged on the base 3 through a power interface arranged on the second upright post 4. Specifically, the third beam 6a is provided in an integrated manner to the inner wall of the third slider 6. The electric push rod 9 is connected with the third cross beam 6a in a welding mode. The motor 9a is fixed to the fourth beam 10 by a stud. The power box 14 is fixed on the base 3 through a stud. The power supply box 14 may be one of a dry battery, a storage battery, and a solar battery.

Preferably, the two end portions of the second beam 2 are provided with fourth sliding bars matched with the third sliding rails, so that the second beam 2 is movably connected with the second upright. Specifically, the fourth slider bars are provided at both end portions of the second cross member 2 in an integrated manner.

Preferably, the first cross member 1 is detachably connected to the first upright 5. Specifically, both ends of the first plum post 5 may be connected with the first beam 1 in a plugging manner.

Preferably, the upper surface of the first slider 7 is provided in an integral manner with a first positioning table 7a formed tangentially by at least two semicircles. As shown in fig. 1, the upper surface of the first slider 7 is provided in an integrated manner with a first positioning table 7a formed tangentially by two semicircles. The upper surface of the first slider 7 is provided in an integral manner with a first positioning table 7a formed tangentially by three, four or even more semicircles. The upper surface of the second slider is provided with a second positioning table formed by at least two semicircles in a tangent manner in an integrated manner. As shown in fig. 1, the upper surface of the second slider is provided with a second positioning stage formed by two semicircles in a tangential manner in an integrated manner. The upper surface of the second slider is provided in an integral manner with a second positioning table formed tangentially by 3, 4 or even more semicircles.

Preferably, the bottom of the base 3 is connected with a universal wheel 11 provided with a locking mechanism. Both sides of the mounting seat of the universal wheel 11 are provided with rolling wheels. Each roller comprises a hub and a hub sleeve sleeved outside the hub. The hub includes a boss portion for facilitating penetration of the mounting shaft and a rolling portion for engagement with the hub shell. An annular groove is arranged between the convex block part and the rolling part, and a plurality of clamping blocks are arranged on the inner wall of the rolling part on one side close to the mounting seat. Two adjacent clamping blocks form clamping grooves. Be equipped with pressing part and retaining member on the mount pad, be equipped with a plurality of latch segments that are used for with draw-in groove looks adaptation on the retaining member. For example, the bottom of the base 3 is connected to the hub sleeve by means of studs.

Preferably, the first beam 1 is provided with at least one hook 12 in a removable manner. At least one hanger 12 is distributed in an array on the outer wall of the first beam 1. Or, at least one hook 12 is symmetrically distributed on the outer wall of the first beam 1 by taking the central axis of the first beam 1 as the center. For example, as shown in fig. 1, the first beam 1 is detachably provided with two hooks 12, and the two hooks 12 are distributed on the outer wall of the first beam 1 in an array manner. For another example, the first beam 1 is detachably provided with two hooks 12, and the two hooks 12 are symmetrically distributed on the outer wall of the first beam 1 by taking the central axis of the first beam 1 as the center. The number of the hooks can also be 1, 3 or even more. The hook 12 is connected to the first beam 1 by a screw. The hook is arranged for assisting in positioning the limb during complex operations (such as comminuted fracture, multiple fractures and the like). The affected limb is further fixed by hanging the bandage on the hook.

Preferably, the disinfection rack further comprises a pushing handle 13 arranged on the outer wall of the second upright 2. Specifically, the pushing handle is arranged on the outer wall of the second upright 2 in an integrated manner. The push handle 13 is provided with a switch for starting or closing the electric push rod 9. The switch is arranged in series in the electric circuit of the motor 9a and the power box 14.

Preferably, in consideration of a complicated or major operation, the sterilization shelf may further include more beams having the same structure as the first beam 1 and the second beam 2 to meet the requirements of the complicated or major operation.

Method of use/principle of operation: the operation patient is positioned on the operation bed and is in an unconscious state of anesthesia, and the muscle is relaxed and weak. According to the specific position of the affected limb, the disinfection frame provided by the utility model is moved to the proper position of the operating table, and the universal wheel 11 is locked by the locking mechanism. The height of the first beam 5 is adjusted by an electric push rod 9 (manually opening a switch on a pushing handle), the position of the first sliding block 7 is manually adjusted to a reasonable position and locked by a screw, and the height of the second beam 2 and the position of the second sliding block are manually adjusted to a reasonable position and locked by a locking nail. One end of the first bandage 7c is fixed to the first positioning table 7a in a knotted manner, and the other end of the first bandage 7c fixes one end of the limb away from the wound of the patient; one end of the second bandage is fixed on the second positioning table in a knotted mode, and the other end of the second bandage is fixed on the other end of the limb far away from the wound of the patient, so that the wound of the patient is located between the first bandage and the second bandage, the gravity of the affected limb is borne by the first bandage 7c and the second bandage, the wound of the patient is prevented from being in a stretching state, and secondary damage to the wound of the patient is avoided.

When a serious and complicated operation is performed, the bandage can be fixed by using the hooks or the beams except the first beam 1 and the second beam 2 as auxiliary supports so as to prevent a plurality of wounds from being in a stretching state.

It should be noted that the above-mentioned embodiments are exemplary, and that those skilled in the art, having benefit of the present disclosure, may devise various arrangements that are within the scope of the present disclosure and that fall within the scope of the invention. It should be understood by those skilled in the art that the present specification and figures are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.

Claims (9)

1. An operating room four-limb disinfection frame at least comprises two sliding blocks with axes not positioned on the same horizontal plane and used for fixing bandages and at least two cross beams with axes not positioned on the same horizontal plane, and is characterized in that the at least two cross beams are connected with a stand column (8); wherein the content of the first and second substances,

the at least two sliding blocks are provided with thread grooves matched with the thread notches on the at least two cross beams, so that when the disinfection rack is in a working state, the at least two sliding blocks are fixedly connected with the at least two cross beams;

the at least two sliding blocks are provided with sliding rails matched with the sliding strips on the at least two cross beams, so that when the disinfection rack is in a non-working state, the at least two sliding blocks are movably connected with the at least two cross beams;

the disinfection frame comprises a first cross beam (1) connected with the upright post (8) and a second cross beam (2) connected with the upright post (8), and the upright post (8) is connected with the base (3); the first cross member (1) is located above the second cross member (2), wherein,

the first cross beam (1) is provided with a first notch (1a) with a first thread structure and a first sliding strip (1b) which is arranged by taking the axis of the first cross beam (1) as a symmetrical axis; the first sliding strip (1b) is matched with a first sliding rail on at least one first sliding block (7) so that the first sliding block (7) is movably connected with the first cross beam (1); a first thread groove (7b) matched with the first thread structure is formed in the first sliding block (7), so that at least one first sliding block (7) is fixedly connected with the first cross beam (1); a first positioning table (7a) for fixing a first bandage (7c) is arranged on the first sliding block (7);

the second cross beam (2) is provided with a second notch with a second thread structure and a second sliding strip which is arranged by taking the axis of the second cross beam (2) as a symmetrical axis; the second sliding strip is matched with a second sliding rail on at least one second sliding block, so that the at least one second sliding block is movably connected with the second beam (2); a second thread groove matched with the second thread structure is formed in the second sliding block, so that the second sliding block is fixedly connected with the second cross beam (2); a second positioning table for fixing a second bandage is arranged on the second sliding block;

the first sliding strip (1b) and the first notch (1a) with the first threaded structure are arranged on the first cross beam (1) in an integrated mode respectively, the first sliding rail is arranged on the first sliding block (7) in an integrated mode, the second sliding strip and the second notch with the second threaded structure are arranged on the second cross beam (2) in an integrated mode respectively, and the second sliding rail is arranged on the second sliding block in an integrated mode.

2. Operating room extremity disinfection stand according to claim 1, characterized in that the uprights (8) comprise a first upright (5), at least one third slider (6) and a second upright (4), wherein the first upright (5) is connected to the second upright (4) by means of a third slider (6), the axes of the first upright (5), the third slider (6) and the second upright (4) being arranged in a coaxial manner, wherein,

the inner wall of the third sliding block (6) is provided with a third sliding strip which is arranged by taking the axis of the third sliding block (6) as a symmetrical axis, and the outer wall of the second upright post (4) is provided with a third sliding rail which is arranged by taking the axis of the third sliding block (6) as a symmetrical axis and is matched with the third sliding strip, so that the third sliding block (6) is movably connected with the second upright post (4).

3. The operating room limb disinfection frame as claimed in claim 2, wherein one end of the first upright (5) is provided with a circular convex hole, the third slide block (6) is provided with a circular concave hole matched with the circular convex hole, and the circular convex hole and the circular concave hole are arranged in an interference fit manner, so that the first upright (5) is movably connected with the second upright (4) through the third slide block (6).

4. Operating room extremity disinfection stand according to claim 3, characterized in that the inner wall of the third slider (6) is provided with a third cross beam (6a) in the radial direction of the third slider (6),

the third cross beam (6a) is connected with an electric push rod (9) of which the axis is coincident with the axis of the third sliding block (6), and a motor (9a) of the electric push rod (9) is connected with a fourth cross beam (10) which is arranged on the second upright post (4) and is along the radial direction of the second upright post (4); the motor (9a) is electrically connected with a power box (14) arranged on the base (3) through a power interface arranged on the second upright post (4).

5. The operating room limb disinfection rack according to claim 4, wherein the two ends of the second beam (2) are provided with fourth sliding bars matched with the third sliding rails, so that the second beam (2) is movably connected with the second upright post.

6. Operating room extremity sterile frame according to claim 5, characterized in that the upper surface of said first slider (7) is provided in a single piece with a first positioning table (7a) formed tangentially by at least two semicircles;

the upper surface of the second slide block is provided with a second positioning table formed by at least two semicircles in a tangent mode in an integrated mode.

7. Operating room extremity sterile frame according to claim 6, characterized in that the bottom of the base (3) is connected with universal wheels (11) equipped with locking mechanisms.

8. Operating room extremity disinfection stand according to claim 7, characterized in that said first crosspiece (1) is provided with at least one hook (12) in a removable manner, said at least one hook (12) being distributed in an array on the outer wall of said first crosspiece (1),

or at least one hook (12) is symmetrically distributed on the outer wall of the first cross beam (1) by taking the central axis of the first cross beam (1) as the center.

9. The operating room extremity sterilization frame as set forth in claim 8, characterized in that it further comprises a pushing handle (13) disposed on the outer wall of the second upright (4);

the push handle (13) is provided with a switch for starting or closing the electric push rod (9), and the switch is arranged in an electric loop of the motor (9a) and the power box (14) in a series connection mode.

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