CN214511797U - Arm rack for humerus fracture - Google Patents

Abstract

The utility model discloses a humerus fracture arm placing rack, a fixing sleeve is fixed on the lower surface of a bed plate through a bolt, a support rod is arranged inside the fixing sleeve, one end of the support rod is provided with a shaft sleeve, the lower surface of the shaft sleeve is provided with a support, a locking bolt is connected with the support, a slide bar is arranged in the slide hole in a sliding way, a rotating shaft is arranged outside a first connecting arm, the rotating shaft is inserted in the shaft sleeve, the outer end of the rotating shaft is provided with a one-way latch, the one-way latch is matched with a chuck at the end part of the locking bolt, the first connecting arm is connected with a second connecting arm, the end of the second connecting arm far away from the first connecting arm is provided with a support pad through a support plate, the first connecting arm and the second connecting arm are consistent in structure and are telescopic structures, the utility model has reasonable structure and simple operation, is suitable for people with different lengths of upper arms to use, and can realize the angle adjustment of the first connecting arm, thereby realizing the operation in the supine position, the prone position or the side lying position, and greatly improving the convenience and the flexibility.

Description

Arm rack for humerus fracture

Technical Field

The utility model relates to a humerus fracture arm rack technical field specifically is a humerus fracture arm rack.

Background

Present humerus fracture back operation in-process generally can place on an arm rack, and present humerus fracture arm rack is mostly fixed, to the people of different arm length, generally adjusts human position and carries out the adaptation, and is very inconvenient to difference when the appearance also can change different racks, and the cost increases, consequently, awaits urgently a modified technique and solves this problem that exists among the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a humerus fracture arm rack, length adjustment can be realized to first linking arm and second linking arm, thereby the crowd who is applicable to different upper arm length uses, the suitability improves greatly, first linking arm links to each other with the axle sleeve through the pivot that has the latch, and cooperate with the locking bolt, the angle modulation of first linking arm can be realized, thereby can realize the supine position, prone position or side crouch carry out the operation, convenience and flexibility improve greatly, adopt the locking bolt to carry out the location of first linking arm, and convenient operation is simple, can realize the quick adjustment of angle, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an arm placing rack for humerus fracture comprises a fixing rack and a supporting rack;

the fixing frame comprises two fixing sleeves, a supporting rod and a locking bolt, the fixing sleeves are arranged in parallel, the two fixing sleeves are connected through a plurality of first connecting rods, the fixing sleeves are fixed on the lower surface of a bed plate through bolts, the supporting rod is arranged in the fixing sleeves, one end of the supporting rod is provided with a fixing block through a bolt, the fixing block is connected with the bed plate through a bolt, one end of the supporting rod, far away from the fixing block, is provided with a shaft sleeve, the lower surface of the shaft sleeve is provided with a sliding hole in a penetrating manner, the lower surface of the shaft sleeve is provided with a support, the locking bolt comprises a sliding rod, a pull rod, a top plate, a clamping head, a pull plate and a spring, the pull rod is connected with the support in a sliding manner, one end of the pull rod is provided with a top plate, the other end of the top plate, far away from the pull rod, is provided with a sliding rod, one end of the sliding rod, far away from the top plate, is provided with a clamping head, the sliding rod is movably arranged in a sliding hole formed in the lower surface of the shaft sleeve, a spring is sleeved outside the pull rod, one end of the spring is connected with the top plate, and the other end of the spring is connected with the bracket;

the support frame comprises a first connecting arm, a second connecting arm and a support pad, a rotating shaft is arranged on the outer side of one end of the first connecting arm, the rotating shaft is inserted into the shaft sleeve, one-way latch teeth are annularly arranged at the outer end of the rotating shaft and are matched with the chuck, one end of the first connecting arm, far away from the rotating shaft, is connected with the second connecting arm, and the other end of the second connecting arm, far away from the first connecting arm, is provided with the support pad through the support pad; the structure of first linking arm and second linking arm is unanimous and constitutes by sleeve, telescopic link, locking knob, second connecting rod and locating pin, the sleeve has two and parallel arrangement, two link to each other through a plurality of second connecting rod between the sleeve, the inside slip of sleeve is provided with the telescopic link, the spout has been seted up along length direction to sleeve one side, the inner end and the locating pin of telescopic link to each other, the locating pin slides and sets up in the spout, the telescopic outside all is provided with the locking knob, the locking knob cooperatees with the telescopic link, the telescopic link of first linking arm links to each other with the sleeve tail end of second linking arm.

Preferably, the utility model provides a pair of humerus fracture arm rack, wherein, fixed cover both sides are provided with first fixed plate, fixed cover links to each other with the bed board lower surface through first fixed plate, the installation and the fixing of fixed cover of being convenient for.

Preferably, the utility model provides a pair of humerus fracture arm rack, wherein, the fixed block both sides are provided with the second fixed plate, the fixed block passes through the second fixed plate and links to each other with the bed board lower surface, the installation and the fixing of the fixed block of being convenient for.

Preferably, the utility model provides a pair of humerus fracture arm rack, wherein, the support includes framework, flat board and third fixed plate, framework one end is passed through the third fixed plate and is linked to each other with the axle sleeve lower surface, the framework other end is provided with the flat board, the through-hole has been seted up to the flat board, the through-hole that the flat board was opened cooperatees with the pull rod, guarantees the stability of locking bolt.

Preferably, the utility model provides a pair of humerus fracture arm rack, wherein, the length of slide bar is unanimous with the length of axle sleeve lower surface slide opening, guarantees that the dop can contact and cooperate with the latch.

Preferably, the utility model provides a pair of humerus fracture arm rack, wherein, telescopic internal diameter is unanimous with the external diameter of telescopic link, sleeve and telescopic link all adopt the square pole structure, have guaranteed the stability of being connected between telescopic link and the sleeve.

Preferably, the utility model provides a pair of humerus fracture arm rack, wherein, the external diameter of pivot is unanimous with the internal diameter of axle sleeve, guarantees the stability of pivot.

Preferably, the utility model provides a pair of humerus fracture arm rack, wherein, the supporting pad is the cylinder structure to the support to the humerus when different postures.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) first linking arm and second linking arm can realize length adjustment to be applicable to the crowd of different upper arm length and use, the suitability improves greatly.

(2) First connecting arm links to each other with the axle sleeve through the pivot that has the latch to cooperate with the locking bolt, can realize the angle modulation of first connecting arm, thereby can realize the operation of supine position, prone position or side, convenience and flexibility improve greatly.

(3) Adopt the locking bolt to carry out the location of first connecting arm, convenient operation is simple, can realize the quick adjustment of angle.

(4) Simple structure, be convenient for assemble and dismantle to be convenient for the maintenance in later stage and the change of spare part.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the bottom view structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure of the drawing indicated by the symbol A;

FIG. 4 is a schematic view of a rotating shaft structure;

FIG. 5 is a schematic view of the locking bolt and bracket in terms of their structural and positional relationships;

FIG. 6 is a schematic view of the first link arm structure (the structure of the second link arm is identical to that of the first link arm);

FIG. 7 is a schematic view of the utility model in a supine position;

FIG. 8 is a schematic view of the present invention in a prone position;

fig. 9 is a schematic view of the lateral decubitus posture of the present invention.

In the figure: the fixing sleeve comprises a fixing sleeve 1, a support rod 2, a locking bolt 3, a first connecting rod 4, a fixing block 5, a shaft sleeve 6, a support 7, a first connecting arm 8, a second connecting arm 9, a supporting pad 10, a rotating shaft 11, a one-way latch 12, a supporting plate 13, a first fixing plate 14, a second fixing plate 15, a sleeve 101, a telescopic rod 102, a locking knob 103, a second connecting rod 104, a positioning shaft pin 105, a sliding rod 301, a pull rod 302, a top plate 303, a clamping head 304, a pull plate 305, a spring 306, a frame body 701, a flat plate 702 and a third fixing plate 703.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention;

it should be noted that, in the description of the present invention, it is to be noted that the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left", "right", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an arm placing rack for humerus fracture comprises a fixing rack and a supporting rack; the fixing frame comprises a fixing sleeve 1, supporting rods 2 and locking bolts 3, the fixing sleeve 1 is provided with two parts which are arranged in parallel, the two fixing sleeves 1 are connected through a plurality of first connecting rods 4, the fixing sleeve 1 is fixed on the lower surface of a bed board through bolts, the two sides of the fixing sleeve 1 are provided with first fixing plates 14, the fixing sleeve 1 is connected with the lower surface of the bed board through the first fixing plates 14, the supporting rods 2 are arranged in the fixing sleeve 1, one end of each supporting rod 2 is provided with a fixing block 5 through bolts, the fixing block 5 is connected with the bed board through bolts, the two sides of the fixing block 5 are provided with second fixing plates 15, the fixing block 5 is connected with the lower surface of the bed board through the second fixing plates 15, one end of the supporting rod 2, far away from the fixing block 5, the lower surface of the shaft sleeve 6 is provided with a sliding hole in a penetrating manner, the lower surface of the shaft sleeve 6 is provided with a support 7, the support 7 comprises a frame body 701, a flat plate 702 and a third fixing plate 703, one end of a frame body 701 is connected with the lower surface of the shaft sleeve 6 through a third fixing plate 703, the other end of the frame body 701 is provided with a flat plate 702, the flat plate 702 is provided with a through hole, the through hole formed in the flat plate 702 is matched with the pull rod 302, the locking bolt 3 comprises a slide rod 301, a pull rod 302, a top plate 303, a clamping head 304, a pull plate 305 and a spring 306, the pull rod 302 is slidably connected with the support 7, the top plate 303 is arranged at one end of the pull rod 302, the pull plate 305 is arranged at the other end of the pull rod 302, the slide rod 301 is arranged at one end of the top plate 303, the clamping head 304 is arranged at one end of the slide rod 301, which is far away from the top plate 303, the slide rod 301 is movably arranged in the slide hole formed in the lower surface of the shaft sleeve 6, the length of the slide rod 301 is consistent with that of the slide hole formed in the lower surface of the shaft sleeve 6, the spring 306 is sleeved outside the pull rod 302, one end of the spring 306 is connected with the top plate 303, and the other end of the spring 306 is connected with the support 7; the supporting frame comprises a first connecting arm 8, a second connecting arm 9 and a supporting pad 10, a rotating shaft 11 is arranged on the outer side of one end of the first connecting arm 8, the rotating shaft 11 is inserted in the shaft sleeve 6, the outer diameter of the rotating shaft 11 is consistent with the inner diameter of the shaft sleeve 6, one-way latch teeth 12 are annularly arranged at the outer end of the rotating shaft 11, the one-way latch teeth 12 are matched with the chuck 304, one end, far away from the rotating shaft 11, of the first connecting arm 8 is connected with the second connecting arm 9, one end, far away from the first connecting arm 8, of the second connecting arm 9 is provided with the supporting pad 10 through the supporting plate 13, and the supporting pad 10 is of a cylindrical structure; the structure of first linking arm 8 and second linking arm 9 is unanimous and by sleeve 101, telescopic link 102, locking knob 103, second connecting rod 104 and location pivot 105 constitute, sleeve 101 has two and parallel arrangement, link to each other through a plurality of second connecting rod 104 between two sleeves 101, sleeve 101 is inside to slide and is provided with telescopic link 102, sleeve 101's internal diameter is unanimous with the external diameter of telescopic link 102, sleeve 101 and telescopic link 102 all adopt the square pole structure, sleeve 101 one side has seted up the spout along length direction, the inner end of telescopic link 102 links to each other with location pivot 105, location pivot 105 slides and sets up in the spout, sleeve 101's the outside all is provided with locking knob 103, locking knob 103 cooperatees with telescopic link 102, the telescopic link 102 of first linking arm 8 links to each other with the sleeve 101 tail end of second linking arm 9.

The installation method and the use principle are as follows: firstly, the support rod 2 is placed in the sleeve 101, then the fixed sleeve 1 is fixed on the edge of the lower surface of the bed board through the bolt, the fixed block 5 is fixed on the lower surface of the bed board through the bolt, then the sliding rod 301 of the locking bolt 3 is inserted into the sliding hole on the lower surface of the shaft sleeve 6, the bracket 7 is fixed on the lower surface of the shaft sleeve 6 through the bolt, the pull rod 302 passes through the through hole opened by the flat plate 702, finally the pull plate 305 is connected with the pull rod 302 through the bolt, the telescopic rod 102 of the first connecting arm 8 is welded with the sleeve 101 of the second connecting arm 9, then the rotating shaft 11 outside the sleeve 101 of the first connecting arm 8 is inserted into the shaft sleeves 6 at both sides, a plurality of second connecting rods 104 are installed between the sleeves 101 of the first connecting arm 8 and the second connecting arm 9, and then both ends of the supporting plate 13 with the supporting pads 10 are connected with the telescopic rods 102 of the second connecting arm 9, thereby completing the installation. When the humerus support is used, if the humerus support is in a supine or lying posture, as shown in fig. 7-8, the angle of the first connecting arm 8 is adjusted, generally, the first connecting arm is arranged at a small downward angle, so that the support pad 10 is flush with the upper surface of the bed plate, and then the length of the first connecting arm 8 is adjusted according to the length of the humerus of a patient, specifically, the extension length of the telescopic rod 102 is adjusted, so that the distance from the support pad 10 to the edge of the bed plate is adjusted, and the humerus is horizontally arranged on the upper surface of the support pad 10; if the patient lies on his side, as shown in fig. 9, the first connecting arm 8 is rotated upward, and at this time, the latch and the chuck 304 are in forward contact, so that the first connecting arm 8 can be directly rotated, and then the lengths of the first connecting arm 8 and the second connecting arm 9 are adjusted according to the chest width of the patient (i.e., the distance from the humerus to be operated to the upper surface of the bed plate), so that the humerus to be operated can be supported on the support pad 10 for operation. After the operation is finished, the draw plate 305 is pulled downwards to separate the clamping head 304 at the end part of the sliding rod 301 from the clamping teeth, so that the first connecting arm 8 is put down, the draw plate 305 is loosened to lock the clamping head 304 and the clamping teeth again, and the position of the first connecting arm 8 is fixed. The utility model has reasonable structure, the first connecting arm 8 and the second connecting arm 9 can realize length adjustment, thereby being suitable for people with different upper arm lengths to use, and greatly improving the applicability; the first connecting arm 8 is connected with the shaft sleeve 6 through a rotating shaft 11 with a latch and is matched with the locking bolt 3, so that the angle adjustment of the first connecting arm 8 can be realized, the operation can be performed in a supine position, a prone position or a side lying position, and the convenience and the flexibility are greatly improved; the locking bolt 3 is adopted to position the first connecting arm 8, the operation is convenient and simple, and the rapid adjustment of the angle can be realized; simple structure, be convenient for assemble and dismantle to be convenient for the maintenance in later stage and the change of spare part.

The details of the present invention are well known to those skilled in the art.

Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (8)

1. The utility model provides a humerus fracture arm rack which characterized in that: comprises a fixed frame and a supporting frame;

the mount is including fixed cover (1), bracing piece (2) and locking bolt (3), fixed cover (1) has two and parallel arrangement, two link to each other through a plurality of head rod (4) between fixed cover (1), fixed cover (1) is through the bolt fastening in the bed board lower surface, fixed cover (1) inside is provided with bracing piece (2), bracing piece (2) one end is provided with fixed block (5) through the bolt fastening, fixed block (5) link to each other through the bolt fastening in the bed board, fixed block (5) one end is kept away from in bracing piece (2) is provided with axle sleeve (6), axle sleeve (6) lower surface runs through and has seted up the draw hole, axle sleeve (6) lower surface is provided with support (7), locking bolt (3) include slide bar (301), pull rod (302), roof (303), dop (304), The pull rod (302) is connected with the support (7) in a sliding mode, a top plate (303) is arranged at one end of the pull rod (302), the pull plate (305) is arranged at the other end of the pull rod (302), a sliding rod (301) is arranged at one end, away from the pull rod (302), of the top plate (303), a clamping head (304) is arranged at one end, away from the top plate (303), of the sliding rod (301), the sliding rod (301) is movably arranged in a sliding hole formed in the lower surface of the shaft sleeve (6), a spring (306) is sleeved outside the pull rod (302), one end of the spring (306) is connected with the top plate (303), and the other end of the spring (306) is connected with the support (7);

the supporting frame comprises a first connecting arm (8), a second connecting arm (9) and a supporting pad (10), a rotating shaft (11) is arranged on the outer side of one end of the first connecting arm (8), the rotating shaft (11) is inserted into the shaft sleeve (6), one-way clamping teeth (12) are annularly arranged at the outer end of the rotating shaft (11), the one-way clamping teeth (12) are matched with a clamping head (304), one end, far away from the rotating shaft (11), of the first connecting arm (8) is connected with the second connecting arm (9), and one end, far away from the first connecting arm (8), of the second connecting arm (9) is provided with the supporting pad (10) through the supporting pad (13); the first connecting arm (8) and the second connecting arm (9) have the same structure and are composed of a sleeve (101), a telescopic rod (102), a locking knob (103), a second connecting rod (104) and a positioning shaft pin (105), the two sleeves (101) are arranged in parallel, the two sleeves (101) are connected through a plurality of second connecting rods (104), a telescopic rod (102) is arranged in the sleeve (101) in a sliding manner, a sliding groove is formed in one side of the sleeve (101) along the length direction, the inner end of the telescopic rod (102) is connected with a positioning shaft pin (105), the positioning shaft pin (105) is arranged in the sliding groove in a sliding way, the outer sides of the sleeves (101) are respectively provided with a locking knob (103), the locking knobs (103) are matched with the telescopic rods (102), the telescopic rod (102) of the first connecting arm (8) is connected with the tail end of the sleeve (101) of the second connecting arm (9).

2. The humeral fracture arm rest of claim 1, wherein: the utility model discloses a bed plate, including fixed cover (1), fixed cover (1) both sides are provided with first fixed plate (14), fixed cover (1) links to each other with the bed board lower surface through first fixed plate (14).

3. The humeral fracture arm rest of claim 1, wherein: second fixing plates (15) are arranged on two sides of the fixing block (5), and the fixing block (5) is connected with the lower surface of the bed board through the second fixing plates (15).

4. The humeral fracture arm rest of claim 1, wherein: the support (7) comprises a frame body (701), a flat plate (702) and a third fixing plate (703), one end of the frame body (701) is connected with the lower surface of the shaft sleeve (6) through the third fixing plate (703), the flat plate (702) is arranged at the other end of the frame body (701), a through hole is formed in the flat plate (702), and the through hole formed in the flat plate (702) is matched with the pull rod (302).

5. The humeral fracture arm rest of claim 1, wherein: the length of the sliding rod (301) is consistent with that of a sliding hole formed in the lower surface of the shaft sleeve (6).

6. The humeral fracture arm rest of claim 1, wherein: the inner diameter of the sleeve (101) is consistent with the outer diameter of the telescopic rod (102), and the sleeve (101) and the telescopic rod (102) both adopt square rod structures.

7. The humeral fracture arm rest of claim 1, wherein: the outer diameter of the rotating shaft (11) is consistent with the inner diameter of the shaft sleeve (6).

8. The humeral fracture arm rest of claim 1, wherein: the supporting pad (10) is of a cylindrical structure.

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