Single-arm instrument tray and medical equipment

Abstract

The utility model discloses a single-arm instrument tray and medical equipment, and relates to the technical field of medical instruments.The single-arm instrument tray comprises a base assembly, a lifting assembly and a storage rack assembly, and the base assembly is detachably connected with external instruments such as a sickbed; a telescopic rod is arranged on the lifting assembly, and the telescopic rod is rotatably connected with the base assembly; the storage rack assembly comprises a rotating part and a storage rack, and the storage rack is connected with the telescopic rod through the rotating part, so that the storage rack can be arranged in an extensible supporting mode or a foldable mode relative to the telescopic rod. According to the single-arm instrument tray, the base assembly is arranged, so that the single-arm instrument tray is detachably connected to a sickbed, the single-arm instrument tray is convenient to detach while the connection strength is met, the height and the horizontal position of the storage rack assembly can be flexibly controlled through the lifting assembly, use is convenient, the storage rack assembly can be folded, and the single-arm instrument tray is convenient to use. The storage is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a single-arm instrument tray and medical equipment. Background Art

[0002] Instrument trays are widely used in wards or operating rooms as tools for placing medical instruments. Instrument trays are usually placed on medical carts. During surgery, the medical cart is placed next to the operating bed. Since the medical cart cannot flexibly adjust the position and shape of the tray according to usage requirements, (i) it is inconvenient for the attending physician to take the medical instruments from the tray. Medical staff need to take the medical instruments from the medical cart and then hand them over to the attending physician for operation. (ii) The turnover frequency of ENT and ophthalmology surgeries is high, and the instrument tray needs to be moved at the beginning and end of each surgery. The existing single-arm instrument tray requires a sandbag to press down the support bracket, which is very inconvenient to move each time.

[0003] Therefore, the existing technology needs to be improved and developed. Utility Model Content

[0004] In view of the above-mentioned defects of the prior art, the purpose of the present invention is to provide a single-arm instrument tray and medical equipment to solve the technical problem that the existing instrument tray cannot adjust the position and shape.

[0005] The technical solutions adopted by the utility model to solve the above problems are as follows:

[0006] A single-arm instrument tray, comprising: a base assembly detachably connected to an external instrument;

[0007] A lifting assembly, wherein the lifting assembly is provided with a height-adjustable telescopic rod, and the telescopic rod is rotatably connected to the base assembly;

[0008] A storage rack assembly comprises a rotating member and a storage rack, one end of the rotating member is rotatably connected to the telescopic rod in a vertical plane, and the other end is connected to the storage rack, so that the storage rack can be extended and supported or folded relative to the telescopic rod.

[0009] Optionally, the base assembly includes: a fixing seat, the fixing seat includes a first connecting portion and a second connecting portion connected to each other, the first connecting portion is provided with a mounting hole opening upward, the telescopic rod can be rotatably arranged in the mounting hole, the second connecting portion is provided with a clamping opening, the clamping opening is used to clamp the frame of the external device; the second connecting portion is provided with a locking hole communicating with the clamping opening;

[0010] A locking piece is arranged in the locking hole, and one end of the locking piece extending into the clamping opening is used to abut against the frame of an external device.

[0011] Optionally, the base assembly also includes a first locking screw, the first connecting portion is provided with a first threaded hole connected to the mounting hole, the first locking screw is arranged in the first threaded hole, and one end of the first locking screw extending into the mounting hole is used to abut against the telescopic rod.

[0012] Optionally, the second connecting portion includes a first horizontal plate, a vertical plate and a second horizontal plate connected in sequence, the first horizontal plate and the second horizontal plate are both arranged perpendicular to the vertical plate, the clamp is formed between the first horizontal plate, the vertical plate and the second horizontal plate, the locking hole is penetrated through the first horizontal plate, and a first anti-slip layer is provided on the second horizontal plate on a side facing the first horizontal plate.

[0013] Optionally, the locking member includes a hand-twist portion, a connecting portion and an extrusion portion which are coaxially connected in sequence, the connecting portion is arranged in the locking hole, the extrusion portion extends into the clamp, the diameter of the hand-twist portion and the diameter of the extrusion portion are both larger than the diameter of the connecting portion, and a second anti-slip layer is provided on the side of the extrusion portion away from the connecting portion.

[0014] Optionally, the lifting assembly further includes a second locking screw, and the telescopic rod includes a first rod and a second rod; one end of the first rod is arranged in the mounting hole, the other end of the first rod is provided with a lifting hole opening upward, the second rod is vertically arranged in the lifting hole, and one end of the second rod facing away from the first rod is rotatably connected to the connecting member;

[0015] A second threaded hole is provided on the side wall of the first rod, the second locking screw is provided in the second threaded hole, and one end of the second locking screw extending into the second threaded hole is used to abut against the second rod.

[0016] Optionally, the rotating member includes a connecting portion and two protrusions, the two protrusions are respectively arranged at two ends of the connecting portion, the connecting portion is fixedly connected to the storage rack, and a rotating hole is provided on the protrusion; a rotating shaft is provided at one end of the telescopic rod away from the base assembly, the middle part of the rotating shaft is connected to the telescopic rod, and the two ends of the rotating shaft are respectively arranged in the two rotating holes.

[0017] Optionally, the storage rack includes a first frame and a second frame, one end of the first frame is connected to the rotating member, and the other end of the first frame is connected to the second frame, the first frame and the second frame are spliced ​​to form a storage groove, and the first frame and the second frame can be close to or away from each other, so that the size of the storage groove is adjustable.

[0018] Optionally, the single-arm instrument tray further comprises a support member, one end of which is detachably connected to the storage rack, and the other end of which is rotatably connected to the telescopic rod.

[0019] A medical device comprises the single-arm instrument tray as described in any one of the above items.

[0020] In summary, the beneficial effects of the utility model are:

[0021] The single-arm instrument tray of the utility model is provided with a base assembly so that the single-arm instrument tray can be detachably connected to the hospital bed, which meets the connection strength and is convenient for disassembly. By providing a lifting assembly, the height and horizontal position of the shelf assembly can be flexibly controlled, which is easy to use, and the shelf assembly can be folded for easy storage. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0023] Figure 1 This is a schematic diagram of the structure of a single-arm instrument tray of the utility model;

[0024] Figure 2 This is a schematic diagram of the structure of the single-arm instrument tray in the utility model in a lower position;

[0025] Figure 3 This is a schematic diagram of the structure of the single-arm instrument tray in the utility model in a folded state;

[0026] Figure 4 This is a schematic diagram of the structure of the storage rack in the utility model in a large-size state;

[0027] Figure 5 It is a structural schematic diagram of the storage rack in the utility model in a small-sized state.

[0028] Among them: 100, base assembly; 110, fixing seat; 111, first connecting part; 112, second connecting part; 120, locking member; 130, first anti-slip layer; 140, first locking screw; 200, storage rack assembly; 210, storage rack; 211, first frame, 212, second frame; 213, storage groove; 220, rotating member; 230, tray; 300, lifting assembly; 310, telescopic rod; 311, first rod; 312, second rod; 320, second locking screw; 400, supporting member. DETAILED DESCRIPTION

[0029] In order to enable those skilled in the art to better understand the solution of the utility model, the following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, other embodiments obtained by ordinary technicians in the field without creative work are all within the scope of protection of the utility model.

[0030] See also Figure 1 , Figure 2 and Figure 3 In one embodiment of the utility model, a single-arm instrument tray is disclosed, including a base assembly 100, a lifting assembly 300 and a rack assembly 200, wherein the base assembly 100 is detachably connected to an external instrument; a height-adjustable telescopic rod 310 is provided on the lifting assembly 300, and the telescopic rod 310 is rotatably connected to the base assembly 100; the rack assembly 200 includes a rotating member 220 and a rack 210, wherein one end of the rotating member 220 is rotatably connected to the telescopic rod 310 on a vertical plane, and the other end is connected to the rack 210, so that the rack 210 can be extended and supported or folded relative to the telescopic rod 310.

[0031] In this embodiment, the external device may be a hospital bed, an operating table or other medical devices, etc., which are not limited here.

[0032] Specifically, the base assembly 100 is installed on the frame of the hospital bed or the operating bed, the height of the telescopic rod 310 is adjusted, the shelf assembly 200 fixed on the telescopic rod 310 is adjusted to a suitable angle, and the shelf assembly 200 is rotated so that the shelf 210 is located directly above the hospital bed or the operating bed or at other suitable positions. This makes it convenient for the attending physician to take the medical equipment on the shelf assembly 200 during the operation. When the shelf assembly 200 is not needed, the shelf assembly 200 is folded toward the telescopic rod 310 to facilitate the storage of the single-arm instrument tray.

[0033] The single-arm instrument tray of this embodiment is provided with a base assembly 100, so that the single-arm instrument tray can be detachably connected to the hospital bed, which meets the connection strength and is convenient for disassembly. By providing a lifting assembly 300, the height and horizontal position of the shelf assembly 200 can be flexibly controlled for easy use. The shelf 210 can be folded for easy storage.

[0034] In this embodiment, the base assembly 100 includes a fixed base 110, and the fixed base 110 includes a first connecting portion 111 and a second connecting portion 112 that are connected to each other. The first connecting portion 111 is provided with a mounting hole opening upward, and the telescopic rod 310 can be rotatably set in the mounting hole. The second connecting portion 112 is provided with a clamping opening, and the clamping opening is used to clamp the frame of an external device; the second connecting portion 112 is provided with a locking hole connected to the clamping opening; a locking member 120 is provided in the locking hole, and one end of the locking member 120 extending into the clamping opening is used to abut against the frame of the external device.

[0035] Specifically, when the base assembly 100 needs to be installed on the frame of the hospital bed, the clamp on the fixing seat 110 is aligned with the frame of the hospital bed and pushed forward, so that the frame of the hospital bed is clamped in the clamp, limiting the vertical movement of the fixing seat 110, and then the locking member 120 is inserted into the locking hole, so that the end of the locking member 120 extending into the clamp is pressed against the frame of the hospital bed, and the end of the locking member 120 and the inner wall of the clamp respectively clamp the frame to fix the fixing seat 110. When the fixing seat 110 needs to be disassembled, the locking member 120 only needs to be taken out of the locking hole, and then the fixing seat 110 is pulled out from the frame of the hospital bed.

[0036] In this embodiment, the fixing base 110 is fixed by the cooperation between the locking member 120 and the fixing base 110 , and the structure is simple and the disassembly is convenient.

[0037] In this embodiment, the base assembly 100 also includes a first locking screw 140, and the first connecting portion 111 is provided with a first threaded hole connected to the mounting hole. The first locking screw 140 is arranged in the first threaded hole, and one end of the first locking screw 140 extending into the mounting hole is used to abut against the telescopic rod 310.

[0038] Specifically, when it is necessary to rotate the telescopic rod 310 to adjust the horizontal position of the storage rack 210, the first locking screw 140 is rotated counterclockwise to loosen the telescopic rod 310, and then the telescopic rod 310 is rotated in the horizontal direction to adjust the storage rack to a suitable position, and then the first locking screw 140 is rotated clockwise so that the end of the locking screw extending into the mounting hole presses the telescopic rod 310 to prevent the telescopic rod 310 from rotating at will under the action of external force during use.

[0039] In this embodiment, the telescopic rod 310 is fixed by the first locking screw 140 , which has a simple structure and is easy to operate.

[0040] In this embodiment, the second connecting portion 112 includes a first horizontal plate, a vertical plate and a second horizontal plate connected in sequence, the first horizontal plate and the second horizontal plate are both arranged perpendicular to the vertical plate, the clamp is formed between the first horizontal plate, the vertical plate and the second horizontal plate, the locking hole is penetrated through the first horizontal plate, and a first anti-slip layer 130 is provided on the side of the second horizontal plate facing the first horizontal plate.

[0041] Specifically, the first anti-slip layer 130 may be an anti-slip rubber pad, or an anti-slip pattern may be directly cut on the surface of the second transverse plate on the side facing the first transverse plate.

[0042] In this embodiment, the locking member 120 includes a hand-twisting portion, a connecting portion and an extruding portion which are coaxially connected in sequence, the connecting portion is arranged in the locking hole, the extruding portion extends into the clamp, the diameter of the hand-twisting portion and the diameter of the extruding portion are both larger than the diameter of the connecting portion, and a second anti-slip layer is provided on the side of the extruding portion away from the connecting portion.

[0043] Specifically, the outer surface of the connecting portion is provided with an external thread, and the locking hole is provided with an internal thread, and the external thread cooperates with the internal thread. When locking is required, the locking member 120 is rotated clockwise, and the locking member 120 is screwed in toward the direction of the clamping opening. When loosening is required, the locking member 120 is rotated counterclockwise and screwed out away from the clamping opening. The locking and loosening of the locking member 120 are realized.

[0044] The outer periphery of the hand-twisting portion in this embodiment may be provided with anti-skid patterns to increase the friction between the hand and the hand-twisting portion and prevent the hand from slipping when twisting the locking member 120 .

[0045] In this embodiment, the extrusion portion may be conical, and the side of the extrusion portion used to press against the bed is the extrusion surface, and the extrusion surface may be a plane or a curved surface. When the fixed seat 110 assembly is used for a bed with a square frame, the extrusion surface is a plane, and the side of the second horizontal plate of the fixed seat 110 facing the first horizontal plate is also a plane; when the fixed seat 110 assembly is used for a bed with a circular frame, the extrusion surface is an arc surface, and the side of the second horizontal plate of the fixed seat 110 facing the first horizontal plate is also an arc surface. By setting the shape of the extrusion surface, the contact area between the fixed seat 110 and the locking member 120 and the bed frame can be effectively increased, thereby increasing the connection stability and preventing the fixed seat 110 from rotating on the bed frame.

[0046] In this embodiment, the second anti-skid layer on the extrusion surface may be an anti-skid plastic adhered to the extrusion surface, or an anti-skid texture may be directly cut on the extrusion surface to achieve the purpose of anti-skid.

[0047] In this embodiment, the lifting assembly 300 also includes a second locking screw 320, and the telescopic rod 310 includes a first rod 311 and a second rod 312; one end of the first rod 311 is arranged in the mounting hole, and the other end of the first rod 311 is provided with a lifting hole opening upward, and the second rod 312 is vertically arranged in the lifting hole, and the end of the second rod 312 away from the first rod 311 is rotatably connected to the connecting member; a second threaded hole is provided on the side wall of the first rod 311, and the second locking screw 320 is provided in the second threaded hole, and one end of the second locking screw extending into the second threaded hole is used to abut against the second rod 312.

[0048] Specifically, when the height of the telescopic rod 310 needs to be adjusted, the second locking screw 320 is turned counterclockwise to loosen the second rod 312, and then the height of the second rod 312 in the lifting hole is adjusted. When the height of the telescopic rod 310 needs to be increased, the second rod 312 is pulled out of the lifting hole to a certain height. When the height of the telescopic rod 310 needs to be reduced, the second rod 312 is pushed into the lifting hole to a certain height. After the second rod 312 is adjusted to a suitable height, the second locking screw 320 is turned clockwise to lock the second rod 312 to complete the height adjustment.

[0049] In this embodiment, the rotating member 220 includes a connecting portion and two protrusions, the two protrusions are respectively arranged at the two ends of the connecting portion, the connecting portion is fixedly connected to the storage rack 210, and a rotation hole is provided on the protrusion; a rotating shaft is provided at one end of the telescopic rod 310 away from the base assembly 100, the middle part of the rotating shaft is connected to the telescopic rod 310, and the two ends of the rotating shaft are respectively arranged in the two rotation holes.

[0050] Specifically, when the shelf assembly 200 is not needed, the shelf assembly 200 is pressed down, and the two protrusions on the shelf assembly 200 rotate clockwise on the shaft until the shelf assembly 200 is completely folded. When the shelf assembly 200 is needed, the shelf assembly 200 is rotated counterclockwise until the shelf 210 is perpendicular to the telescopic rod 310 and reaches a horizontal state.

[0051] It should be noted that, in order to prevent the rack 210 from rotating downward due to gravity, the friction between the rotating shaft and the rotating hole should be large enough to ensure that the rack 210 does not rotate automatically when an object of a certain weight is placed on it.

[0052] In order to ensure the stability of the storage rack 210 , in one embodiment, the single-arm instrument tray further includes a support member 400 , one end of the support member 400 is detachably connected to the storage rack 210 , and the other end of the support member 400 is rotatably connected to the telescopic rod 310 .

[0053] Specifically, the telescopic rod 310 is provided with a protruding cylinder, which is parallel to the rotating shaft, and the first end of the support member 400 is provided with a circular hole, which is sleeved on the protruding cylinder, so that the support member 400 can rotate relative to the telescopic rod 310. The bottom surface of the storage rack 210 is provided with a slot, and the second end of the support member 400 is provided with a hook, which is engaged in the slot. When the storage rack 210 is unfolded, the storage rack 210, the telescopic rod 310 and the support member 400 form a triangular structure, which effectively improves the load-bearing capacity of the storage rack 210.

[0054] See also Figure 4 and Figure 5 In this embodiment, the storage rack 210 includes a first frame 211 and a second frame 212, one end of the first frame 211 is connected to the rotating member 220, and the other end of the first frame 211 is connected to the second frame 212, the first frame 211 and the second frame 212 are spliced ​​to form a storage groove 213, and the first frame 211 and the second frame 212 can be close to or away from each other, so that the size of the storage groove 213 is adjustable.

[0055] Specifically, the first frame 211 and the second frame 212 are spliced ​​to form a storage groove 213, and trays 230 of various sizes or other medical devices can be placed on the storage groove 213. A sliding rod is provided on the side of the first frame 211 facing the second frame 212, and a sliding groove is provided on the side of the second frame 212 facing the first frame 211. The sliding rod is provided in the sliding groove, and the size of the storage groove 213 is controlled by controlling the sliding distance of the second frame 212 on the sliding rod.

[0056] Specifically, when a larger tray 230 needs to be placed on the storage groove 213, the second frame 212 is pulled in a direction away from the first frame 211, so that the distance between the first frame 211 and the second frame 212 becomes larger, and the length of the storage groove 213 becomes longer, which is used to place the large tray 230; when a smaller tray 230 needs to be placed on the storage groove 213, the second frame 212 is pushed in a direction close to the first frame 211, so that the distance between the first frame 211 and the second frame 212 becomes smaller, and the length of the storage groove 213 becomes smaller, which is used to place the small tray 230.

[0057] In this embodiment, the size of the storage rack 210 can be adjusted by adjusting the distance between the first frame 211 and the second frame 212. During use, the storage rack 210 can flexibly adapt to trays 230 of different sizes, improve the stability of the tray 230, and avoid the tray 230 from shaking horizontally in the storage groove 213 due to being too small, or avoid the tray 230 from being unable to be placed in the storage groove 213 due to being too large.

[0058] In this embodiment, the storage rack 210 is a structure with a low middle and high surroundings, and the high portions on the surroundings can limit the tray 230 to prevent the tray 230 from sliding off.

[0059] As another embodiment of the present application, a medical device is also disclosed, wherein the medical device is provided with any of the single-arm instrument trays described above.

[0060] In summary, the single-arm instrument tray of the present embodiment includes a base assembly 100, a lifting assembly 300 and a shelf assembly 200, wherein the base assembly 100 is detachably connected to an external instrument such as a hospital bed; a telescopic rod 310 is provided on the lifting assembly 300, and the telescopic rod 310 is rotatably connected to the base assembly 100; the shelf assembly 200 includes a rotating member 220 and a shelf 210, wherein the shelf 210 is connected to the telescopic rod 310 through the rotating member 220, so that the shelf 210 can be extended and supported or folded relative to the telescopic rod 310. The single-arm instrument tray of the present utility model is detachably connected to the hospital bed by providing the base assembly 100, which meets the connection strength and is convenient for disassembly. The height and horizontal position of the shelf assembly 200 can be flexibly controlled by providing the lifting assembly 300, which is convenient to use, and the shelf assembly 200 can be folded for easy storage.

[0061] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application may be combined with each other.

[0062] It should be noted that the present invention takes a single-arm instrument tray and medical equipment as an example to introduce the specific structure and working principle of the present invention, but the application of this embodiment is not limited to a single-arm instrument tray and medical equipment, and can also be applied to the production and use of other similar workpieces.

[0063] It should be understood that the present invention is not limited to the precise structure described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

[0064] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A single-arm instrument tray, characterized in that: include: A base assembly, detachably connected to an external device; A lifting assembly, wherein the lifting assembly is provided with a height-adjustable telescopic rod, and the telescopic rod is rotatably connected to the base assembly; A storage rack assembly comprises a rotating member and a storage rack, one end of the rotating member is rotatably connected to the telescopic rod in a vertical plane, and the other end is connected to the storage rack, so that the storage rack can be extended and supported or folded relative to the telescopic rod.

2. The single-arm instrument tray according to claim 1, characterized in that: The base assembly comprises: A fixing seat, the fixing seat comprising a first connecting portion and a second connecting portion connected to each other, the first connecting portion is provided with a mounting hole opening upward, the telescopic rod can be rotatably arranged in the mounting hole, the second connecting portion is provided with a clamping opening, the clamping opening is used to clamp the frame of the external device; the second connecting portion is provided with a locking hole communicating with the clamping opening; A locking piece is arranged in the locking hole, and one end of the locking piece extending into the clamping opening is used to abut against the frame of an external device.

3. The single-arm instrument tray according to claim 2, characterized in that: The base assembly also includes a first locking screw. The first connecting portion is provided with a first threaded hole connected to the mounting hole. The first locking screw is arranged in the first threaded hole. One end of the first locking screw extending into the mounting hole is used to abut against the telescopic rod.

4. The single-arm instrument tray according to claim 2, characterized in that: The second connecting portion includes a first horizontal plate, a vertical plate and a second horizontal plate connected in sequence, the first horizontal plate and the second horizontal plate are both arranged perpendicular to the vertical plate, the clamping opening is formed between the first horizontal plate, the vertical plate and the second horizontal plate, the locking hole is penetrated through the first horizontal plate, and a first anti-slip layer is provided on the side of the second horizontal plate facing the first horizontal plate.

5. The single-arm instrument tray according to claim 2, characterized in that: The locking member includes a hand-twisting part, a connecting part and an extruding part which are coaxially connected in sequence, the connecting part is arranged in the locking hole, the extruding part extends into the clamping opening, the diameter of the hand-twisting part and the diameter of the extruding part are both larger than the diameter of the connecting part, and a second anti-slip layer is provided on the side of the extruding part away from the connecting part.

6. The single-arm instrument tray according to claim 2, characterized in that: The lifting assembly further includes a second locking screw, and the telescopic rod includes a first rod and a second rod; one end of the first rod is arranged in the mounting hole, the other end of the first rod is provided with a lifting hole opening upward, the second rod is vertically arranged in the lifting hole, and the end of the second rod facing away from the first rod is rotatably connected to the connecting member; A second threaded hole is provided on the side wall of the first rod, the second locking screw is provided in the second threaded hole, and one end of the second locking screw extending into the second threaded hole is used to abut against the second rod.

7. The single-arm instrument tray according to claim 1, characterized in that: The rotating member includes a connecting portion and two protruding portions, the two protruding portions are respectively arranged at the two ends of the connecting portion, the connecting portion is fixedly connected to the storage rack, and a rotating hole is provided on the protruding portion; a rotating shaft is provided at one end of the telescopic rod away from the base assembly, the middle part of the rotating shaft is connected to the telescopic rod, and the two ends of the rotating shaft are respectively arranged in the two rotating holes.

8. The single-arm instrument tray according to claim 1, characterized in that: The storage rack includes a first frame and a second frame, one end of the first frame is connected to the rotating member, and the other end of the first frame is connected to the second frame, the first frame and the second frame are spliced ​​to form a storage groove, and the first frame and the second frame can be close to or away from each other, so that the size of the storage groove is adjustable.

9. The single-arm instrument tray according to claim 1, characterized in that: The single-arm instrument tray also includes a support member, one end of which is detachably connected to the storage rack, and the other end of which is rotatably connected to the telescopic rod.

10. A medical device, characterized in that: Comprising a single-arm instrument tray as described in any one of claims 1-9.

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