CN213406144U - Drag hook for hip joint operation - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, and a drag hook for hip joint operation is disclosed, including the slip strip, the outside cover of slip strip is equipped with two grip blocks rather than sliding connection, and the left side of grip block is provided with fixed subassembly, two the top of grip block all articulates there is articulated piece, two the top of articulated piece articulates there is integrated into one piece's drive disk, the top fixedly connected with dwang of drive disk, the top of dwang is run through and is had the diaphragm, the top fixed mounting of diaphragm has first motor, the output shaft of first motor passes through the top of shaft coupling fixed connection to dwang, the top of slip strip is provided with elevating gear. The utility model discloses a, press from both sides tightly more stable to the operating table handrail, it is better to the fixed effect after device horizontal adjustment and the vertical regulation, reduce the unexpected condition and take place, reduce the condition that causes secondary injury to the disease, use labour saving and time saving more simultaneously.

Description

Drag hook for hip joint operation

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a drag hook for hip joint surgery.

Background

The total hip replacement is operated by Direct Anterior (DA) approach, and through a Hueter gap (the Hueter gap is composed of two layers of muscle gaps, the superficial layer is positioned between the lateral margin of the sartorius and the tensor fasciae latifoliae anterior fascia and the deep layer is positioned between the lateral margin of the rectus femoris and the anterior margin of the gluteus medius), the injury to abductor and supinator muscle groups can be avoided, and the early prognosis of the patient after the operation is better.

National patent CN201821827186.8 discloses a drag hook for hip joint operation, this design makes lifter and horizontal pole can carry out horizontal and vertical regulation, it is more convenient to make it use, it is more nimble, and the device can be fixed more stably through the clamp splice, but this patent is not stable enough to the clamp of operation table handrail, the fixing device effect of horizontal regulation and vertical regulation is also not good, the condition such as rocking easily takes place, can cause the secondary damage to the patient, we have released a drag hook for hip joint operation for this and have solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a drag hook for hip joint operation possesses the clamp of operating table handrail and presss from both sides tightly more stable, it is better to the fixed effect after device horizontal adjustment and the vertical regulation, it takes place to reduce the unexpected condition, reduce the condition that causes the secondary injury to the disease, advantages such as use labour saving and time saving more simultaneously, it is not stable enough to have solved the clamp of operating table handrail, the fixing device effect of horizontal adjustment and vertical regulation is also not good, the condition such as rock easily takes place, can cause the problem of secondary injury to the patient.

(II) technical scheme

For the clamp of realizing above-mentioned operating table handrail presss from both sides tightly more stable, it is better to the fixed effect after device horizontal adjustment and the vertical regulation, and the reduction accident condition takes place, reduces the condition that causes secondary injury to the disease, and more labour saving and time saving's of use purpose simultaneously, the utility model provides a following technical scheme: a drag hook for hip joint surgery comprises a sliding strip, wherein the outer side of the sliding strip is sleeved with two clamping blocks which are in sliding connection with the sliding strip, the left side of each clamping block is provided with a fixed component, the tops of the two clamping blocks are hinged with a hinged block, the tops of the two hinged blocks are hinged with an integrally formed transmission disc, the top of the transmission disc is fixedly connected with a rotating rod, the top end of the rotating rod is penetrated and rotatably connected with a transverse plate, a first motor is fixedly arranged at the top of the transverse plate, the output shaft of the first motor is fixedly connected to the top end of the rotating rod through a coupler, the top of the sliding strip is provided with a lifting device, the right side of the lifting device is provided with a transverse rod, the right end of the transverse rod is hinged with a hinged rod, the bottom of the hinged rod is fixedly connected with, the right side of the connecting block is hinged with a second hook.

Preferably, the fixed subassembly includes first threaded rod, connecting rod and accepts the board, connecting rod fixed connection is to the left side of left side grip block, accept the left end of board fixed connection to connecting rod, the right-hand member of first threaded rod runs through and rotate and be connected to the right side of accepting the board, the thread groove has been seted up in the left side of slide bar.

Preferably, the left side and the right side of the transverse plate are fixedly connected with handles, and the insides of the two handles are fixedly connected with anti-skidding rings.

Preferably, elevating gear includes screwed pipe, second threaded rod, second motor, fixed box and two bracing pieces, screwed pipe fixed connection is to the top of slide bar, the bottom of second threaded rod runs through and the bottom of swivelling joint to fixed box, the bottom of second threaded rod runs through and threaded connection is to the inside of screwed pipe, second motor fixed mounting is to fixed box, two the equal fixed connection of bottom to fixed box of bracing piece, two the equal sliding connection of one end that the bracing piece is relative is to the outside of screwed pipe, horizontal pole fixed connection is to the right side of fixed box.

Preferably, two equal fixedly connected with slipmat in the opposite one side of grip block, the equal fixedly connected with gasbag pad in the opposite one side of first couple and second couple.

Preferably, two sliding grooves are formed in the outer side of the threaded pipe, two sliding blocks are fixedly connected to one side, opposite to the supporting rod, of the supporting rod, and the two sliding blocks are connected to the inner portions of the two sliding grooves in a sliding mode respectively.

Preferably, a control panel is fixedly mounted at the top of the first motor.

(III) advantageous effects

Compared with the prior art, the utility model provides a drag hook for hip joint operation possesses following beneficial effect:

1. the drag hook for the hip joint operation is powered by the first motor, when the whole device needs to be used, a medical worker can hold the transverse plate, then place the two clamping blocks between the handrails on one side of the operating table, then work by the first motor, so that the rotating rod rotates, the transmission disc rotates, then the two hinging blocks are driven to move, so that the two clamping blocks slide to the opposite side on the outer side of the sliding strip, so that the handrails are clamped and fixed, then the sliding strip is reinforced by the arrangement of the fixing component, the movement of the sliding strip is limited, then the hinging rod hinged to the bottom end of the transverse rod is positioned above the body of a patient, then the first hook and the second hook hinged to the left side and the right side of the connecting block can be respectively inserted from the outer sides of the femoral neck and the proximal end of the femur to clamp the proximal end of the femur, and then the height can be adjusted by, after the height is adjusted to a proper height, the operation can be performed stably and quickly.

2. This drag hook for hip joint operation through the setting of connecting rod, fixes accepting board and left side grip block, accepts board follow motion when the motion of left side grip block, and after left side grip block moved to suitable position, usable first threaded rod rotated to make first threaded rod threaded connection to the inside of thread groove, thereby guarantee the stability of slip strip.

3. According to the drag hook for the hip joint operation, medical staff can conveniently hold the two handles through the arrangement of the two handles, so that the stability of the transverse plate is ensured, and the phenomenon of slipping in the holding process is reduced by the arrangement of the two anti-slip rings.

4. This drag hook for hip joint operation through the setting of second motor, for elevating gear provides power, when needs go up and down, the inside second motor work of usable fixed box to make the second threaded rod rotate, utilize second threaded rod and screwed pipe threaded connection, thereby make the second threaded rod rise, utilize two bracing pieces to play limiting displacement to fixed box, reduce to take place phenomenons such as rotation, skew.

5. This drag hook for hip joint operation through the setting of two slipmats, makes two grip blocks centre gripping more stable, utilizes the setting of two gasbag pads, alleviates the injury that first couple and second couple caused the patient.

6. This drag hook for hip joint operation through the setting of two sliding trays, is convenient for two sliding blocks to slide in the outside of screwed pipe to make two bracing pieces play good supporting role to fixed box.

7. This drag hook for hip joint operation through control panel's setting, and the medical personnel of being convenient for control first motor and second motor, and is more convenient.

Drawings

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

FIG. 2 is a front perspective view of the structure of the holding block and the sliding strip of the present invention;

fig. 3 is an enlarged schematic view of a in fig. 1 of the present invention.

In the figure: 1. a slide bar; 101. a thread groove; 2. a clamping block; 201. a non-slip mat; 3. a hinged block; 4. a drive plate; 5. rotating the rod; 6. a transverse plate; 7. a first motor; 8. a lifting device; 801. a threaded pipe; 802. a second threaded rod; 803. a second motor; 804. a fixing box; 805. a support bar; 9. a cross bar; 10. a hinged lever; 11. connecting blocks; 12. a first hook; 13. a fixing assembly; 1301. a first threaded rod; 1302. a connecting rod; 1303. a bearing plate; 14. a grip; 15. an anti-slip ring; 16. a second hook; 17. an airbag cushion; 18. a sliding groove; 19. a slider; 20. a control panel.

Detailed Description

The technical solutions in the embodiments 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a retractor for hip joint surgery comprises a sliding strip 1, two clamping blocks 2 slidably connected with the sliding strip 1 are sleeved on the outer side of the sliding strip 1, a fixing component 13 is arranged on the left side of the clamping block 2 on the left side, hinged blocks 3 are hinged on the tops of the two clamping blocks 2, an integrally formed transmission disc 4 is hinged on the tops of the two hinged blocks 3, a rotating lever 5 is fixedly connected on the top of the transmission disc 4, a transverse plate 6 is connected on the top end of the rotating lever 5 in a penetrating and rotating manner, a first motor 7 is fixedly arranged on the top of the transverse plate 6, an output shaft of the first motor 7 is fixedly connected to the top end of the rotating lever 5 through a coupler, a lifting device 8 is arranged on the top of the sliding strip 1, a cross rod 9 is arranged on the right side of the lifting device 8, a hinged rod 10 is hinged on the right end of the cross rod, the right side of the connecting block 11 is hinged with a second hook 16, power is provided by a first motor 7, when the whole device needs to be used, a medical staff can hold the transverse plate 6, then the two clamping blocks 2 are placed between the handrails on one side of the operating table, then the first motor 7 works, so that the rotating rod 5 rotates, so that the transmission disc 4 rotates, then the two hinge blocks 3 are driven to move, so that the two clamping blocks 2 slide towards the opposite side on the outer side of the sliding strip 1, so that the handrails are clamped and fixed, then the sliding strip 1 is reinforced by the arrangement of the fixing component 13 and limited in movement, then the hinge rod 10 hinged at the bottom end of the transverse rod 9 is positioned above the body of a patient, then the first hook 12 and the second hook 16 hinged at the left and right sides of the connecting block 11 can be respectively inserted from the outer sides of the neck of the femur and the proximal end of the femur and clamp the proximal end, utilize elevating gear 8 to adjust the height afterwards, after adjusting to suitable height, can carry out the operation, it is stable swift.

Further, the fixing component 13 includes a first threaded rod 1301, a connecting rod 1302 and a receiving plate 1303, the connecting rod 1302 is fixedly connected to the left side of the left clamping block 2, the receiving plate 1303 is fixedly connected to the left end of the connecting rod 1302, the right end of the first threaded rod 1301 penetrates through and is rotatably connected to the right side of the receiving plate 1303, a threaded groove 101 is formed in the left side of the sliding strip 1, the receiving plate 1303 and the left clamping block 2 are fixed through the connecting rod 1302, the receiving plate 1303 follows when the left clamping block 2 moves, and after the left clamping block 2 moves to a proper position, the first threaded rod 1301 can rotate, so that the first threaded rod 1301 is in threaded connection with the inside of the threaded groove 101, and the stability of the sliding strip 1 is guaranteed.

Further, the equal fixedly connected with handle 14 in the left and right sides of diaphragm 6, the equal fixedly connected with antiskid circle 15 in the inside of two handles 14, through the setting of two handles 14, the medical personnel of being convenient for hold two handles 14 to guarantee the stability to diaphragm 6, utilize the setting of two antiskid circles 15, reduce and take place the phenomenon of skidding gripping the in-process.

Further, the lifting device 8 comprises a threaded pipe 801, a second threaded rod 802, a second motor 803, a fixed box 804 and two support rods 805, the threaded pipe 801 is fixedly connected to the top of the sliding strip 1, the bottom end of the second threaded rod 802 penetrates and is rotatably connected to the bottom of the fixed box 804, the bottom end of the second threaded rod 802 penetrates and is screwed into the threaded pipe 801, the second motor 803 is fixedly installed to the fixed box 804, the two support rods 805 are fixedly connected to the bottom of the fixed box 804, the opposite ends of the two support rods 805 are slidably connected to the outer side of the threaded pipe 801, a cross rod 9 is fixedly connected to the right side of the fixed box 804, through the arrangement of the second motor 803, power is provided for the lifting device 8, when lifting is needed, the lifting device can work by using the second motor 803 inside the fixed box 804, so that the second threaded rod 802 rotates, and is screwed with the threaded pipe 801 by using the second threaded rod 802, therefore, the second threaded rod 802 is lifted, the fixed box 804 is limited by the two support rods 805, and the phenomena of rotation, deviation and the like are reduced.

Further, the equal fixedly connected with slipmat 201 in the relative one side of two grip blocks 2, the equal fixedly connected with gasbag pad 17 in the relative one side of first couple 12 and second couple 16, through the setting of two slipmats 201, make two 2 centre gripping of grip blocks more stable, utilize the setting of two gasbag pads 17, alleviate the injury that first couple 12 and second couple 16 caused the patient.

Furthermore, two sliding grooves 18 are formed in the outer side of the threaded pipe 801, sliding blocks 19 are fixedly connected to the opposite sides of the two support rods 805, the two sliding blocks 19 are respectively connected to the insides of the two sliding grooves 18 in a sliding mode, and the two sliding blocks 19 can slide on the outer side of the threaded pipe 801 conveniently through the arrangement of the two sliding grooves 18, so that the two support rods 805 can well support the fixing box 804.

Further, the top fixed mounting of first motor 7 has control panel 20, and through control panel 20's setting, the medical personnel of being convenient for control first motor 7 and second motor 803 more conveniently.

The utility model discloses the first motor 7 and the second motor 803 model that use all can be MCA17N23-RS0B0, and the control panel 20 model that uses can be SPC-STW-1810, and it is provided with rather than supporting control switch, and control switch's mounted position can select according to the in-service use needs.

The working principle is as follows: the first motor 7 provides power, when the whole device needs to be used, medical staff can hold the handle 14, so that the stability of the transverse plate 6 is ensured, the arrangement of the two anti-slip rings 15 is utilized, the slipping phenomenon in the holding process is reduced, then the two clamping blocks 2 are placed between the handrails on one side of the operating table, the arrangement of the two anti-slip pads 201 is utilized, the clamping of the two clamping blocks 2 is more stable, then fingers are utilized to operate the control panel 20, the arrangement of the control panel 20 is utilized, the medical staff can conveniently control the first motor 7 and the second motor 803, the operation is more convenient, then the first motor 7 is utilized to work, so that the rotating rod 5 is rotated, the transmission disc 4 is rotated, then the two hinged blocks 3 are driven to move, so that the two clamping blocks 2 slide to the opposite side outside the sliding strip 1, so that the handrails are clamped and fixed, subsequently, the bearing plate 1303 and the left clamping block 2 are fixed by the arrangement of the fixing component 13 and the arrangement of the connecting rod 1302, the bearing plate 1303 and the left clamping block 2 move, the bearing plate 1303 follows the movement when the left clamping block 2 moves, the first threaded rod 1301 can rotate after the left clamping block 2 moves to a proper position, so that the first threaded rod 1301 is in threaded connection with the inner part of the threaded groove 101, the stability of the sliding strip 1 is ensured, the sliding strip 1 is reinforced and limited in movement, the hinged rod 10 hinged at the bottom end of the cross rod 9 is positioned above the body of a patient, the first hook 12 and the second hook 16 hinged at the left side and the right side of the connecting block 11 can be inserted from the outer sides of the femoral neck and the proximal femoral end respectively and clamp the proximal end of the femur, the injury of the patient caused by the first hook 12 and the second hook 16 is relieved by the arrangement of the two air bag cushions 17, the height is adjusted, utilize the setting of second motor 803, for elevating gear 8 provides power, when needs go up and down, the inside second motor 803 work of usable fixed box 804, thereby make second threaded rod 802 rotate, utilize second threaded rod 802 and screwed pipe 801 threaded connection, thereby make second threaded rod 802 rise, utilize two bracing pieces 805 to play limiting displacement to fixed box 804, it is rotatory to reduce to take place, phenomenons such as skew, adjust to suitable high back, can carry out the operation, and is stable swift, whole device, clamp down more stable to the operation bed handrail, fixed effect after device transverse adjustment and vertical regulation is better, reduce the unexpected condition and take place, reduce the condition that causes secondary injury to the disease, use more labour saving and time saving simultaneously.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a drag hook for hip joint operation, includes slide bar (1), its characterized in that: the outer side sleeve of the sliding strip (1) is provided with two clamping blocks (2) which are connected with the sliding strip in a sliding manner, the left side of each clamping block (2) is provided with a fixed assembly (13), the top of each clamping block (2) is hinged with a hinged block (3), the top of each hinged block (3) is hinged with an integrally-formed transmission disc (4), the top of each transmission disc (4) is fixedly connected with a rotating rod (5), the top end of each rotating rod (5) is penetrated through and rotatably connected with a transverse plate (6), the top of each transverse plate (6) is fixedly provided with a first motor (7), an output shaft of each first motor (7) is fixedly connected to the top end of each rotating rod (5) through a coupler, the top of the sliding strip (1) is provided with a lifting device (8), the right side of each lifting device (8) is provided with a transverse rod (9), and the right end of each transverse rod, the bottom fixedly connected with connecting block (11) of articulated mast (10), the left side of connecting block (11) articulates there is first couple (12), the right side of connecting block (11) articulates there is second couple (16).

2. The retractor for hip joint surgery according to claim 1, characterized in that: the fixed component (13) comprises a first threaded rod (1301), a connecting rod (1302) and a bearing plate (1303), the connecting rod (1302) is fixedly connected to the left side of the left clamping block (2), the bearing plate (1303) is fixedly connected to the left end of the connecting rod (1302), the right end of the first threaded rod (1301) penetrates through and is rotatably connected to the right side of the bearing plate (1303), and a threaded groove (101) is formed in the left side of the sliding strip (1).

3. The retractor for hip joint surgery according to claim 1, characterized in that: the left side and the right side of the transverse plate (6) are both fixedly connected with handles (14), and the insides of the two handles (14) are both fixedly connected with anti-skidding rings (15).

4. The retractor for hip joint surgery according to claim 1, characterized in that: the lifting device (8) comprises a threaded pipe (801), a second threaded rod (802), a second motor (803), a fixed box (804) and two supporting rods (805), the threaded pipe (801) is fixedly connected to the top of the sliding strip (1), the bottom end of the second threaded rod (802) penetrates through and is rotatably connected to the bottom of the fixed box (804), the bottom end of the second threaded rod (802) penetrates through and is in threaded connection with the inside of the threaded pipe (801), the second motor (803) is fixedly installed on the fixed box (804), the two supporting rods (805) are fixedly connected to the bottom of the fixed box (804), the two opposite ends of the supporting rods (805) are slidably connected to the outer side of the threaded pipe (801), and the cross rod (9) is fixedly connected to the right side of the fixed box (804).

5. The retractor for hip joint surgery according to claim 1, characterized in that: two equal fixedly connected with slipmat (201) in the relative one side of grip block (2), equal fixedly connected with gasbag pad (17) in the relative one side of first couple (12) and second couple (16).

6. The retractor for hip joint surgery according to claim 4, characterized in that: two sliding grooves (18) are formed in the outer side of the threaded pipe (801), two sliding blocks (19) are fixedly connected to one opposite side of the supporting rod (805), and the two sliding blocks (19) are respectively connected to the inner parts of the two sliding grooves (18) in a sliding mode.

7. The retractor for hip joint surgery according to claim 1, characterized in that: and a control panel (20) is fixedly mounted at the top of the first motor (7).

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