An anti-infection device for recycling used instruments in operating room nursing

By designing the mobile components, rotating components and connecting rod structures of the anti-infection device for the operating room care equipment recycling, the problems of large energy consumption, difficulty in cleaning, and easy to move and stack the equipment during the disinfection process are solved, and more efficient and convenient equipment recycling and disinfection effects are achieved.

CN119732758AInactive Publication Date: 2025-04-01NANTONG YIMEI MEDICAL TECH CO LTD
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Patent Information

Application Number
CN202411430453.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-14
Publication Date
2025-04-01
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The existing operating room nursing equipment has used equipment recycling and infection prevention devices. When dealing with small equipment, the energy consumption is high and it is difficult to clean. The lighter equipment is easy to move and stack in disinfectant water, resulting in secondary pollution and increased workload.

Method used

A device including moving components, rotating components and connecting rods is designed. Through the cooperation of these components, it is convenient to take out and soak the appliance from the disinfectant water, prevent the appliance from moving and stacking, and improve the disinfection effect.

Benefits of technology

It improves the convenience and practicality of the device, reduces energy consumption, prevents secondary pollution of the appliance, reduces the workload of nursing staff, and improves the disinfection effect.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention belongs to the technical field of medical instruments, and discloses an anti-infection device for recycling used instruments for operating room nursing, comprising a box body, wherein a square plate is movably connected inside the box body, and two movable components are symmetrically arranged at the bottom of the square plate. Through the cooperation between structures such as the movable component, the rotating component and the connecting rod, it is convenient to take out and soak the instrument from the disinfectant water, thereby improving the convenience of the device as a whole, and the two ends of the connecting rod are respectively hinged with the top cover and the square plate, so that when the top cover is opened, the connecting rod can drive the square plate and the grid plate in the middle thereof to move up, thereby facilitating the instrument to be taken out of the disinfectant water, and after the rotating drum rotates, the first round rod is driven to move upward along the trajectory of the first inclined groove, so that the grid plate is pushed out of the interior of the square plate by the first round rod, which is convenient for the operator to take out, thereby improving the convenience and practicality of the device as a whole.
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Description

Technical Field

[0001] The invention belongs to the technical field of medical instruments, and in particular is an anti-infection device for recycling used instruments for operating room nursing. Background Art

[0002] After the operation, the nursing staff will perform pre-treatment work such as recycling, cleaning and disinfection on the reusable instruments to remove stains and microorganisms on the surface of the instruments, and then conduct detailed inspections and packaging to ensure the integrity and sterility of the instruments. Finally, these instruments will be sent to the sterilizer for sterilization to meet sterility requirements for use in the next operation.

[0003] For example, the utility model with publication number CN214805397U discloses an anti-infection device for recycling used nursing instruments in an operating room, comprising a box body, a disinfection mechanism and a sterilization mechanism, wherein the box body is a hollow structure, the disinfection mechanism is fixedly arranged on the side of the box body, and the sterilization mechanism is fixedly arranged inside the box body; the pump machine designed in the utility model can be used in conjunction with the nozzle to disinfect the nursing instruments placed on the movable plate, and the driving motor designed in the utility model can drive the rotating rod to rotate during operation, thereby driving the movable plate to move up and down, and then driving the fixed plate to move up and down, and the sliding rack can be driven to move up and down by rotating the gear, so that the ultraviolet germicidal lamp can be exposed, and then the nursing instruments can be sterilized.

[0004] When the above-mentioned device is used, it is generally aimed at medium and large instruments. Compared with small instruments, it consumes more energy and is not easy to clean the corners of small instruments. During the disinfection pretreatment operation, some existing lighter and smaller instruments are generally placed directly into the disinfectant along with the tray, and are taken out by the operator after a predetermined time. The lighter instruments are easy to move in the process of being placed in the disinfectant, resulting in stacking of instruments. When the operator takes out and puts in, the hands will inevitably come into contact with the disinfectant, which may cause secondary contamination of the instruments. This not only increases the workload of the nursing staff, but also may prolong the time for instrument processing. Therefore, an anti-infection device for recycling used instruments for operating room nursing is proposed to solve the problems raised in the background technology. Summary of the invention

[0005] In order to solve the problems raised in the above background technology, the present invention provides an anti-infection device for recovering used instruments for operating room nursing, which has the advantage of conveniently taking out and soaking instruments from disinfectant water.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an anti-infection device for recycling used instruments for operating room nursing, comprising a box body, a square plate is movably connected inside the box body, two moving components are symmetrically arranged at the bottom of the square plate, a rotating component is movably connected inside the moving component, a grid plate is placed on the top of the rotating component, both sides of the square plate are movably connected to the limiting components, a top cover is hinged on the top of the box body, and connecting rods are hinged on both ends of the inner wall of the top cover;

[0007] Wherein, the moving assembly comprises a cylinder fixedly connected to the square plate, and the interior of the cylinder is movably connected with a first round rod and a second round rod;

[0008] The rotating assembly includes a rotating drum, and a first inclined groove and a second inclined groove are respectively provided at the upper and lower ends of the rotating drum surface in an annular manner of 180 degrees, and a vertical groove is provided in an annular manner of 180 degrees in the middle of the rotating drum surface.

[0009] Preferably, the limiting assembly comprises a rotating rod, both ends of which are movably clamped inside the square plate, and a baffle is fixedly connected to the outer surface of the rotating rod, and the baffle rotates around the rotating rod as the axis.

[0010] Preferably, a group of third inclined grooves are opened in a ring shape of 180 degrees on the inner wall of the rotating rod, and both ends inside the rotating rod are movably connected with third round rods. The surface of the third round rod is provided with protrusions in a ring shape of 180 degrees, and the protrusions are movably clamped in the inside of the third inclined grooves.

[0011] Preferably, opposite ends of the two third round rods are fixedly connected with inclined blocks, and the ends of the inclined blocks away from the third round rods are inclined, and the inclined blocks penetrate the outer wall of the rotating rod and the square plate and extend to the outside of the square plate.

[0012] Preferably, square grooves are provided on both sides of the inner cavity of the box body, and the third round rod is initially located inside the square groove. After the square plate moves downward, the inclined surface of the third round rod is driven to abut against the inner wall of the box body. The upper and lower sides of the third round rod are fixedly connected with spring sheets, and the third round rod is elastically connected to the square plate through the spring sheets.

[0013] Preferably, the two groups of the third inclined grooves are oriented in opposite directions, the arc of the third inclined grooves is ninety degrees, and after the square plate moves downward, it drives the two rotating rods to rotate toward each other, and the rotating rods drive the third inclined grooves to rotate ninety degrees to cover the top of the grid plate.

[0014] Preferably, one end of the connecting rod away from the top cover is hinged to the side wall of the square plate, the top cover and the top of the grid plate are both provided with handles for easy lifting, the bottom of the grid plate is provided with a limiting groove adapted to the first round rod, and one side of the box body is provided with a liquid outlet, which is blocked by a soft plug in the initial state.

[0015] Preferably, the top end of the first round rod penetrates the outer wall of the square plate and extends to the outside of the square plate, and the outer wall of the bottom end of the first round rod is provided with a first round block in an annular shape of 180 degrees, and the first round block is movably clamped inside the first inclined groove.

[0016] Preferably, a second round block is provided in an annular manner of 180 degrees on the outer wall of the top end of the second round rod, the second round block is movably clamped in the inside of the second inclined groove, and the bottom end of the vertical groove is connected to the top end of the second inclined groove.

[0017] Preferably, the bottom end of the second round rod passes through the outer wall of the cylinder and is fixedly connected to the inner wall of the box body. The inner wall of the cylinder is respectively provided with straight grooves that cooperate with the first round rod and the second round rod. When the rotating drum rotates, the straight grooves are used to circumferentially limit the first round rod and the second round rod.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] The present invention facilitates taking out and soaking the utensil from the disinfectant water through the coordination between structures such as the moving component, the rotating component and the connecting rod, thereby improving the convenience of the entire device. The two ends of the connecting rod are respectively hinged to the top cover and the square plate, so that when the top cover is opened, the connecting rod can drive the square plate and the grid plate in the middle to move up, thereby facilitating the removal of the utensil from the disinfectant water. After the rotating drum rotates, it drives the first round rod to move upward along the trajectory of the first inclined groove, so that the grid plate is pushed out of the interior of the square plate by the first round rod, which is convenient for the operator to take out, thereby improving the convenience and practicality of the entire device.

[0020] The present invention prevents lighter instruments from entering the disinfectant water and causing displacement and stacking through the cooperation between structures such as the rotating rod, the baffle and the inclined block, thereby improving the disinfection effect. The inclined block is in an inclined shape, so that the inclined block abuts against the inner wall of the box and drives the third round rod to move toward the inside of the rotating rod. Then, through the cooperation between the third round rod and the third inclined groove, the rotating rod is rotated. After the rotating rod drives the baffle to rotate, it covers the grid plate, thereby limiting the position of the instruments inside the grid plate, thereby preventing the instruments from moving upward and causing stacking after the grid plate enters the disinfectant water, thereby improving the overall recovery and disinfection effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0022] Figure 2 It is a schematic diagram of the front cross-section structure of the present invention;

[0023] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0024] Figure 4 It is a schematic diagram of the positional relationship between the moving assembly and the rotating assembly of the present invention;

[0025] Figure 5 It is a schematic diagram of the side section structure of the present invention;

[0026] Figure 6 for Figure 5 Enlarged view of point B in the middle;

[0027] Figure 7 It is a schematic diagram of the front cross-section structure of the limit assembly of the present invention;

[0028] Figure 8 It is a schematic diagram of the front cross-section structure of the box body of the present invention after being closed.

[0029] In the figure: 1. box body; 2. square plate; 3. moving assembly; 31. cylinder; 32. first round rod; 33. second round rod; 4. rotating assembly; 41. rotating cylinder; 42. first inclined slot; 43. second inclined slot; 44. vertical slot; 5. grid plate; 6. limiting assembly; 61. rotating rod; 62. baffle; 63. third inclined slot; 64. inclined block; 65. third round rod; 66. spring piece; 7. top cover; 8. connecting rod; 9. liquid outlet. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] like Figures 1 to 8 As shown, the present invention provides an anti-infection device for recycling used instruments in operating room nursing, comprising a box body 1, a square plate 2 is movably connected inside the box body 1, two moving components 3 are symmetrically arranged at the bottom of the square plate 2, a rotating component 4 is movably connected inside the moving component 3, a grid plate 5 is placed on the top of the rotating component 4, both sides of the square plate 2 are movably connected to the limiting components 6, a top cover 7 is hinged on the top of the box body 1, and both ends of the inner wall of the top cover 7 are hinged to connecting rods 8;

[0032] The moving assembly 3 includes a cylinder 31 fixedly connected to the square plate 2, and a first round rod 32 and a second round rod 33 are movably connected inside the cylinder 31;

[0033] The rotating assembly 4 includes a rotating drum 41 , and a first inclined groove 42 and a second inclined groove 43 are respectively formed in a 180-degree circular manner at the upper and lower ends of the surface of the rotating drum 41 , and a vertical groove 44 is formed in a 180-degree circular manner in the middle of the surface of the rotating drum 41 .

[0034] The above scheme is adopted: the two ends of the connecting rod 8 are respectively hinged with the top cover 7 and the square plate 2, so that when the top cover 7 is opened, the connecting rod 8 can drive the square plate 2 and the mesh plate 5 in the middle thereof to move upward, thereby facilitating the removal of the instrument from the disinfectant water. After the rotating drum 41 rotates, the first round rod 32 is driven to move upward along the trajectory of the first inclined groove 42, so that the mesh plate 5 is pushed out of the interior of the square plate 2 by the first round rod 32, which is convenient for the operator to take out, thereby improving the overall convenience and practicality of the device.

[0035] like Figure 1 , Figures 7 and 8 As shown, the limiting assembly 6 includes a rotating rod 61, both ends of which are movably clamped in the interior of the square plate 2, a baffle 62 is fixedly connected to the outer surface of the rotating rod 61, and the baffle 62 rotates around the rotating rod 61 as the axis, and a group of third inclined grooves 63 are provided on the inner wall of the rotating rod 61 in an annular shape at 180 degrees, and both ends of the interior of the rotating rod 61 are movably connected to third round rods 65, and the surface of the third round rod 65 is provided with a protrusion in an annular shape at 180 degrees, and the protrusion is movably clamped in the interior of the third inclined groove 63, and a group of third inclined grooves 63 are provided on the inner wall of the rotating rod 61 in an annular shape at 180 degrees, and both ends of the interior of the rotating rod 61 are movably connected to third round rods 65, and the surface of the third round rod 65 is provided with a protrusion in an annular shape at 180 degrees, and the protrusion is movably clamped in the interior of the third inclined groove 63.

[0036] The above scheme is adopted: the inclined block 64 is in the shape of an inclined surface, so that the inclined block 64 abuts against the inner wall of the box body 1 to drive the third round rod 65 to move toward the inside of the rotating rod 61, and then the third round rod 65 cooperates with the third inclined groove 63 to make the rotating rod 61 rotate, and the baffle 62 is driven by the rotating rod 61 to rotate to cover the grid plate 5, so as to limit the utensils inside the grid plate 5, and then prevent the utensils from moving upward after the grid plate 5 enters the disinfectant water, causing stacking, thereby improving the overall recovery and disinfection effect of the device.

[0037] like Figure 2 , Figures 7 and 8 As shown, square grooves are provided on both sides of the inner cavity of the box body 1. The third round rod 65 is initially located inside the square groove. After the square plate 2 moves downward, the inclined surface of the third round rod 65 is driven to abut against the inner wall of the box body 1. The upper and lower sides of the third round rod 65 are fixedly connected with spring pieces 66. The third round rod 65 is elastically connected to the square plate 2 through the spring pieces 66. The two groups of third inclined grooves 63 are oriented in opposite directions. The arc of the third inclined groove 63 is ninety degrees. After the square plate 2 moves downward, it drives the two rotating rods 61 to rotate toward each other. The rotating rod 61 drives the third inclined groove 63 to rotate ninety degrees to cover the top of the grid plate 5.

[0038] The above scheme is adopted: through the design of the spring piece 66, its function is that when the instrument is sterilized and the top cover 7 is opened, the connecting rod 8 drives the square plate 2 to move upward, so that the inclined block 64 is released from the contact with the inner wall of the box body 1, and then the two inclined blocks 64 move in opposite directions under the elastic force of the spring piece 66, driving the third round rod 65 to reset, so that the rotating rod 61 drives the baffle 62 to rotate in the opposite direction, thereby releasing the obstruction of the top of the grid plate 5, so as to facilitate the operator to take out the grid plate 5, and at the same time facilitate the operator to use it next time.

[0039] like Figures 2 to 6 As shown, one end of the connecting rod 8 away from the top cover 7 is hinged to the side wall of the square plate 2, and the top of the top cover 7 and the grid plate 5 are both provided with handles for easy lifting. A limiting groove compatible with the first round rod 32 is provided at the bottom of the grid plate 5, and a liquid outlet 9 is provided on one side of the box body 1. The liquid outlet 9 is blocked by a soft plug in the initial state. A second round block is provided on the outer wall of the top end of the second round rod 33 in an annular manner of 180 degrees. The second round block is movably clamped in the inside of the second inclined groove 43, and the bottom end of the vertical groove 44 is connected to the top end of the second inclined groove 43. The bottom end of the second round rod 33 passes through the outer wall of the cylinder 31 and is fixedly connected to the inner wall of the box body 1. The inner wall of the cylinder 31 is respectively provided with straight grooves matching the first round rod 32 and the second round rod 33. When the rotating drum 41 rotates, the straight grooves are used to circumferentially limit the first round rod 32 and the second round rod 33.

[0040] The above scheme is adopted: a limiting groove is opened at the bottom of the grid plate 5, and its function is to enable the grid plate 5 to be accurately connected with the first round rod 32, so that after the first round rod 32 moves downward, it can drive the grid plate 5 to be accurately inserted into the middle of the square plate 2, thereby reducing the insertion error. Through the design of the liquid outlet 9, its function is that when the disinfectant water inside the box body 1 needs to be replaced, it is only necessary to take out the soft plug from the liquid outlet 9, and the disinfectant water inside the box body 1 can be poured out through the liquid outlet 9, thereby achieving the effect of facilitating the pouring and replacement of the disinfectant water in the box body 1.

[0041] The working principle and use process of the present invention are as follows: the operator places some used tools such as blades and sewing needles into the mesh plate 5, and then places the mesh plate 5 into the box body 1 until the top of the first round rod 32 is stuck in the limiting groove at the bottom of the mesh plate 5. After the placement is completed, the operator closes the top cover 7, thereby driving the connecting rod 8 to rotate, and driving the square plate 2 to move downward through the connecting rod 8. When the square plate 2 moves downward, it drives the two moving components 3 and the rotating component 4 inside it to move downward. When the rotating drum 41 moves downward, the second round block on the second round rod 33 slides along the track of the second inclined groove 43, thereby driving the rotating drum 41 to rotate 180 degrees, and then when the rotating drum 41 rotates, the first round rod 32 moves downward along the track of the first inclined groove 42 under the action of the limiting action of the straight groove on the inner wall of the cylinder 31;

[0042] When the second round block on the second round rod 33 slides to the inside of the vertical groove 44, the rotating drum 41 stops rotating, and the first round rod 32 drives the mesh plate 5 thereon to be inserted into the inside of the square plate 2, and then the moving assembly 3 drives the square plate 2 to continue to move downward, so that the second round rod 33 continues to slide along the track of the vertical groove 44, while the mesh plate 5 remains stationary in the middle of the square plate 2;

[0043] When the square plate 2 moves down to the predetermined position, the inclined surface of the inclined block 64 abuts against the inner wall of the box body 1 and is squeezed by the inner wall of the box body 1, so that the two inclined blocks 64 drive the two third round rods 65 to move toward each other. When the third round rods 65 move, the protrusions thereon slide along the track of the third inclined grooves 63, so that the rotating rod 61 rotates. Since the two groups of third inclined grooves 63 face in opposite directions, the two rotating rods 61 respectively drive the baffles 62 thereon to rotate toward each other.

[0044] When the baffle 62 rotates ninety degrees, the baffle 62 abuts against the top of the square plate 2, thereby blocking the top of the mesh plate 5, thereby preventing the instruments inside the mesh plate 5 from moving due to the buoyancy of water after entering the water, thereby preventing the occurrence of stacking. When the top cover 7 is completely closed, the top cover 7 drives the instruments in the mesh plate 5 to be completely immersed in the disinfectant through the connecting rod 8, thereby performing pre-treatment work for recycling and disinfection of the used instruments, thereby preventing cross infection.

[0045] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An anti-infection device for recycling used instruments in operating room nursing, comprising a box (1), characterized in that: The box body (1) is movably connected to a square plate (2) inside, the bottom of the square plate (2) is symmetrically provided with two moving components (3), the moving components (3) are movably connected to a rotating component (4) inside, a grid plate (5) is placed on the top of the rotating component (4), both sides of the square plate (2) are movably connected to limiter components (6), the top of the box body (1) is hingedly connected to a top cover (7), and both ends of the inner wall of the top cover (7) are hingedly connected to connecting rods (8); The moving assembly (3) comprises a cylinder (31) fixedly connected to the square plate (2), and a first round rod (32) and a second round rod (33) are movably connected inside the cylinder (31); The rotating assembly (4) comprises a rotating drum (41), wherein the upper and lower ends of the surface of the rotating drum (41) are respectively provided with a first inclined groove (42) and a second inclined groove (43) in an annular manner of 180 degrees, and the middle part of the surface of the rotating drum (41) is provided with a vertical groove (44) in an annular manner of 180 degrees.

2. The device for recovering and preventing infection of used instruments for operating room nursing according to claim 1, characterized in that: The limiting assembly (6) comprises a rotating rod (61), the two ends of which are movably clamped inside the square plate (2), and the outer surface of the rotating rod (61) is fixedly connected to a baffle (62), and the baffle (62) rotates around the rotating rod (61) as the axis.

3. The device for recovering and preventing infection of used instruments for operating room nursing according to claim 2, characterized in that: The inner wall of the rotating rod (61) is provided with a group of third inclined grooves (63) in an annular shape at 180 degrees, and both ends of the interior of the rotating rod (61) are movably connected with third round rods (65). The surface of the third round rod (65) is provided with protrusions in an annular shape at 180 degrees, and the protrusions are movably engaged in the interior of the third inclined grooves (63).

4. The device for recovering and preventing infection of used instruments for operating room nursing according to claim 3 is characterized in that: The opposite ends of the two third round rods (65) are fixedly connected with an inclined block (64), and the end of the inclined block (64) away from the third round rod (65) is in the shape of an inclined surface. The inclined block (64) penetrates the outer wall of the rotating rod (61) and the square plate (2) and extends to the outside of the square plate (2).

5. The device for recovering and preventing infection of used instruments for operating room nursing according to claim 3 is characterized in that: Square grooves are provided on both sides of the inner cavity of the box body (1); the third round rod (65) is initially located inside the square groove; after the square plate (2) moves downward, the inclined surface of the third round rod (65) is driven to abut against the inner wall of the box body (1); the upper and lower sides of the third round rod (65) are fixedly connected with spring plates (66); the third round rod (65) is elastically connected to the square plate (2) via the spring plates (66).

6. The device for recovering and preventing infection of used instruments for operating room nursing according to claim 3, characterized in that: The two groups of the third inclined grooves (63) are oriented in opposite directions, and the arc of the third inclined grooves (63) is ninety degrees. After the square plate (2) moves downward, it drives the two rotating rods (61) to rotate towards each other. The rotating rods (61) drive the third inclined grooves (63) to rotate ninety degrees to cover the top of the grid plate (5).

7. The device for recovering and preventing infection of used instruments for operating room nursing according to claim 1, characterized in that: One end of the connecting rod (8) away from the top cover (7) is hinged to the side wall of the square plate (2); the top of the top cover (7) and the top of the grid plate (5) are both provided with handles for easy lifting; the bottom of the grid plate (5) is provided with a limiting groove adapted to the first round rod (32); one side of the box body (1) is provided with a liquid outlet (9); the liquid outlet (9) is blocked by a soft plug in an initial state.

8. The device for recovering and preventing infection of used instruments for operating room nursing according to claim 1, characterized in that: The top end of the first round rod (32) passes through the outer wall of the square plate (2) and extends to the outside of the square plate (2). The outer wall of the bottom end of the first round rod (32) is provided with a first round block in an annular shape of 180 degrees. The first round block is movably clamped in the interior of the first inclined groove (42).

9. The device for recovering and preventing infection of used instruments for operating room nursing according to claim 1, characterized in that: A second round block is provided in an annular manner at 180 degrees on the outer wall of the top end of the second round rod (33), and the second round block is movably clamped in the interior of the second inclined groove (43), and the bottom end of the vertical groove (44) is connected to the top end of the second inclined groove (43).

10. The device for recovering and preventing infection of used instruments for operating room nursing according to claim 1, characterized in that: The bottom end of the second round rod (33) passes through the outer wall of the cylinder (31) and is fixedly connected to the inner wall of the box body (1); the inner wall of the cylinder (31) is respectively provided with straight slots that match the first round rod (32) and the second round rod (33); when the rotating drum (41) rotates, the straight slots are used to circumferentially limit the first round rod (32) and the second round rod (33).

Citation Information

Patent Citations

  • Recovery and infection prevention device for operating room nursing used appliances

    CN214805397U