CN219332373U

CN219332373U - Device convenient for femoral head sampling

Info

Publication number: CN219332373U
Application number: CN202320891725.9U
Authority: CN
Inventors: 骆聪聪; 邝孝坤; 张宁; 张颖; 袁强; 范亚楠; 李培峰; 林继红
Original assignee: Luoyang Orthopedic Traumatological Hospital of Henan Orthopedic Hospital
Current assignee: Luoyang Orthopedic Traumatological Hospital of Henan Orthopedic Hospital
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-07-14
Anticipated expiration: 2033-04-20

Abstract

The utility model belongs to the technical field of femoral head drawing, in particular to a device convenient for femoral head drawing, which comprises a supporting frame, wherein a bar-shaped groove is formed in the supporting frame, a fixing rod is arranged in the bar-shaped groove, two sliding blocks are connected to the outer wall of the fixing rod in a sliding manner, supporting rods are movably connected to the tops of the two sliding blocks, supporting plates are connected between the two supporting rods, clamping mechanisms for fixing femoral heads are symmetrically arranged on the left side and the right side of the supporting plates, the height of the supporting plates can be adjusted according to the conditions by arranging components such as the supporting frame, the fixing rod, the supporting rods and the supporting plates, so that the radian of the bending of the legs of a patient can be adjusted, the drawing part can be better exposed, the femoral head can be conveniently taken out by medical staff, meanwhile, the clamping mechanisms are arranged on the supporting plates, the space between the two clamping plates can be adjusted according to the size of the legs of the patient, and the femoral head is prevented from being influenced by shaking when the patient draws materials.

Description

Device convenient for femoral head sampling

Technical Field

The utility model belongs to the technical field of femoral head material drawing, and particularly relates to a device for facilitating femoral head material drawing.

Background

Femoral head necrosis is a clinically common disease, and in order to complete related scientific research, a femoral head (cartilage, cortical bone and cancellous bone) clinical sample needs to be collected to complete protein/nucleic acid extraction, micr-CT scanning or pathological section staining under the subsequent sterile condition. The conventional method for femoral head pathological sampling is characterized in that a rongeur is manually fixed and combined with a pendulum saw for cutting, the rongeur is used for fixing, and a pendulum saw or a spatula is used for sampling, but when the existing femoral head sampling device is used for sampling the femoral head, the femoral head is fixed by using a simple clamping mechanism, so that the bending amplitude of the leg is not convenient to adjust according to the requirement, and the difficulty of femoral head sampling is increased.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: provides a device which is convenient for femoral head material taking and solves the problems in the background technology.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a device convenient to femoral head draws materials, includes the carriage, the bar groove has been seted up to the inside of carriage, the internally mounted in bar groove has the dead lever, the outer wall sliding connection of dead lever has two sliders, two equal swing joint in top of slider has the bracing piece, two be connected with the backup pad between the bracing piece, the left and right sides symmetry of backup pad is provided with the fixture that is used for fixing the femoral head.

The beneficial effects of the utility model are as follows: through setting up subassemblies such as carriage, dead lever, bracing piece and backup pad, can adjust the height of backup pad in order to adjust the crooked radian of patient's shank according to the condition to better exposure is drawn materials the position, and the medical personnel of being convenient for take out the femoral head, sets up fixture in the backup pad simultaneously, can adjust the space between two splint according to the size of patient's shank, carries out the centre gripping to patient's shank, avoids the patient to appear rocking when drawing materials and influences the taking out of femoral head.

In order to clamp and fix the femoral head, the femoral head is convenient for medical staff to take out:

as a further improvement of the above technical scheme: the clamping mechanism comprises a clamping plate, a movable block and a fastening rod, wherein an arc-shaped groove is formed in the middle of the supporting plate, the movable block is connected to the arc-shaped groove in a sliding mode, the top end of the movable block is connected with the clamping plate, a plurality of first adjusting holes are formed in the side wall of the supporting plate in a penetrating mode, the fastening rod is inserted into the first adjusting holes, and a locking nut is arranged between the free end of the fastening rod and the contact surface of the side wall of the supporting plate.

The beneficial effects of this improvement are: through setting up fixture, can carry out centre gripping and fixed to the femoral head, the medical personnel of being convenient for take out the femoral head.

In order to be able to prevent the movable block from slipping out of the arc-shaped groove during adjustment of the clamping space:

as a further improvement of the above technical scheme: limiting grooves are symmetrically formed in two sides of the arc-shaped groove, limiting blocks are slidably connected in the limiting grooves, and the two limiting blocks are connected with the movable blocks.

The beneficial effects of this improvement are: limiting blocks are arranged on two sides of the movable block, so that the movable block can be limited, and the movable block can be prevented from slipping from the arc-shaped groove in the process of adjusting the clamping space.

For better exposure of the material-drawing sites:

as a further improvement of the above technical scheme: the shape of the supporting plate is arranged in an arch bridge shape.

The beneficial effects of this improvement are: the supporting plate is arranged to be arch-bridge-shaped and can be matched with the shape of the joint of the human body, so that comfort of a patient is improved, and the material-drawing part is better exposed.

To adjust the curvature of the patient's leg curvature:

as a further improvement of the above technical scheme: the support plates are movably connected with the two support rods.

The beneficial effects of this improvement are: the movable connection can comprise a hinge and a hinge shaft, when the supporting rod is slid along the fixed rod by the sliding block, the height of the supporting rod and the supporting plate can be driven to descend, and the radian of the leg of a patient can be conveniently adjusted.

In order to be convenient for fix the position of slider when adjusting backup pad height:

as a further improvement of the above technical scheme: the side wall of supporting frame has evenly offered a plurality of second regulation holes, the screw has been seted up to the lateral wall of slider, the inside of screw is provided with the bolt.

The beneficial effects of this improvement are: when the height of the supporting plate is adjusted, the sliding block slides along the fixing rod, and when the sliding block slides to a proper position, the bolt penetrates through the corresponding second adjusting hole to be in threaded connection with the screw hole in the sliding block, so that the position of the sliding block is fixed.

In order to be convenient for adjust the position that patient's shank put, be favorable to the going on of femoral head drawing materials:

as a further improvement of the above technical scheme: the rear side wall of the support frame is provided with a pedal, and the pedal is aligned with the support plate.

The beneficial effects of this improvement are: when the body position of the leg of the patient is fixed, the leg or the foot of the patient is placed on the pedal, so that the height difference between the lower leg or the foot of the patient and the bed board can be reduced, the body position of the leg of the patient is convenient to adjust, and the femoral head is favorable for taking materials.

Drawings

FIG. 1 is a schematic side view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic cross-sectional elevation view of the present utility model;

fig. 4 is a schematic view of a left-hand cross-sectional structure of the present utility model.

In the figure: 1. a support frame; 2. a bar-shaped groove; 3. a fixed rod; 4. a slide block; 5. a support rod; 6. a support plate; 7. a clamping plate; 8. a movable block; 9. a fastening rod; 10. a limit groove; 11. a limiting block; 12. a first adjustment aperture; 13. a bolt; 14. a second adjustment aperture; 15. an arc-shaped groove; 16. a pedal; 17. and (5) locking the nut.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1-4, a device convenient for femoral head drawing materials comprises a supporting frame (1), bar-shaped grooves (2) are formed in the supporting frame (1), fixed rods (3) are arranged in the bar-shaped grooves (2), two sliding blocks (4) are slidably connected to the outer wall of each fixed rod (3), supporting plates (6) are connected between the two supporting rods (5), clamping mechanisms for fixing femoral heads are symmetrically arranged on the left side and the right side of each supporting rod (6), the supporting frames (1), the fixed rods (3), the supporting rods (5) and the supporting plates (6) are arranged, the heights of the supporting plates (6) can be adjusted according to the conditions so as to adjust the bending radian of the legs of a patient, so that the better exposed parts are convenient for medical staff to take out the femoral heads, meanwhile, the clamping mechanisms are arranged on the supporting plates (6) according to the sizes of the legs of the patient, the two clamping plates (7) are movably connected, the space between the two clamping plates (7) is reserved for the legs of the patient, the patient is prevented from being clamped, the femoral heads are prevented from being affected by the femoral heads, the clamping mechanisms are taken out by the clamping mechanisms, the clamping blocks (8) comprise movable clamping blocks (8) and arc-shaped grooves (15) are formed in the middle parts (15), the utility model discloses a medical care device, including a movable block (8), a support rod (6), a clamp plate (7), a limiting groove (10) is symmetrically arranged on two sides of the arc groove (15), a limiting block (11) is connected with the movable block (8) in a sliding manner in the limiting groove (10), limiting blocks (11) are arranged on two sides of the movable block (8), the movable block (8) can be limited in a limiting manner, the movable block (8) can be prevented from slipping from the arc groove (15) in the process of adjusting the clamping space, the shape of the support plate (6) is arranged into an arch bridge shape, the support plate (6) can be conveniently clamped and fixed by medical care personnel, the two sides of the arc groove (15) are symmetrically provided with limiting grooves (10), the limiting grooves (10) are connected with the movable block (8) in a sliding manner in the sliding manner, the two sides of the movable block (8) are provided with limiting blocks (11), the movable block (8) can be prevented from slipping from the arc groove (15), the movable block (8) in the process of adjusting the clamping space, the shape of the movable block (6) is arranged into the arch bridge shape, the shape can be matched with the human body, the two support rods can be well connected with the movable block (5) along the sliding shaft (5) when the movable block (5) is connected with the movable block (5) in a sliding manner, the movable block (5) is well, the two sliding position can be connected with the movable block (5) along the movable block (5), can drive the high decline of bracing piece (5) and backup pad (6), be convenient for adjust crooked radian of patient's shank, a plurality of second regulation holes (14) have evenly been seted up to the lateral wall of carriage (1), screw has been seted up to the lateral wall of slider (4), the inside of screw is provided with bolt (13), when adjusting the height of backup pad (6), slide slider (4) along dead lever (3), when slider (4) slip to suitable position, carry out the spiro union with bolt (13) run through corresponding second regulation hole (14) and the screw in slider (4), thereby fix the position of slider (4), the back lateral wall of carriage (1) is provided with footboard (16), footboard (16) are aligned with backup pad (6), and when the position of fixed patient's shank or foot are placed on footboard (16), can reduce the difference in height between patient's shank or foot and the bed board, the position of being convenient for adjusting patient's shank and putting is favorable to taking materials.

The working principle and the using flow of the utility model are as follows: when using this equipment, place patient's shank on backup pad (6) earlier for femoral head department is being in backup pad (6), make patient's foot fall on footboard (16), afterwards adjust the crooked range of shank according to needs, slide slider (4) along dead lever (3) to one side that is close to backup pad (6) or keep away from one side of backup pad (6), so that the height of backup pad (6) risees or reduces, thereby make the crooked range of patient's shank increase or reduce, better exposure position of drawing materials, wait to adjust highly back of backup pad (6), run through corresponding second regulation hole (14) with bolt (13) and screw in slider (4), thereby fix the position of slider (4), then adjust the space between two splint (7) according to the size of patient's shank, slide movable plate along the arc groove, drive two splint (7) and be close to each other or keep away from in order to adapt to the size of patient's shank, after waiting to adjust, pass backup pad (6) with fastening rod (9), tail end (8), use tail end (17) again, can carry out the clamping nut (8) to the clamp to the position of shank (8) to the clamp, thereby can be favorable to the position of the clamp to the health care, the personnel is screwed down.

It should be noted that, in this document, 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.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims

1. The utility model provides a device convenient to femoral head draws materials, includes carriage (1), its characterized in that: the inside of carriage (1) has been seted up bar groove (2), the internally mounted of bar groove (2) has dead lever (3), the outer wall sliding connection of dead lever (3) has two sliders (4), two equal swing joint in top of slider (4) has bracing piece (5), two be connected with backup pad (6) between bracing piece (5), the left and right sides symmetry of backup pad (6) is provided with the fixture that is used for fixing the femoral head.

2. The device for facilitating femoral head harvesting of claim 1, wherein: the clamping mechanism comprises a clamping plate (7), a movable block (8) and a fastening rod (9), wherein an arc-shaped groove (15) is formed in the middle of the supporting plate (6), the movable block (8) is connected to the arc-shaped groove (15) in a sliding mode, the clamping plate (7) is connected to the top end of the movable block (8), a plurality of first adjusting holes (12) are formed in the side wall of the supporting plate (6) in a penetrating mode, the fastening rod (9) is inserted into the first adjusting holes (12), and a locking nut (17) is arranged between the free end of the fastening rod (9) and the contact surface of the side wall of the supporting plate (6).

3. The device for facilitating femoral head harvesting according to claim 2, wherein: limiting grooves (10) are symmetrically formed in two sides of the arc-shaped groove (15), limiting blocks (11) are slidably connected in the limiting grooves (10), and the two limiting blocks (11) are connected with the movable block (8).

4. The device for facilitating femoral head harvesting of claim 1, wherein: the shape of the supporting plate (6) is arranged in an arch bridge shape.

5. The device for facilitating femoral head harvesting of claim 1, wherein: the support plates (6) are movably connected with the two support rods (5).

6. The device for facilitating femoral head harvesting of claim 1, wherein: the side wall of the supporting frame (1) is uniformly provided with a plurality of second adjusting holes (14), the side wall of the sliding block (4) is provided with screw holes, and bolts (13) are arranged in the screw holes.

7. The device for facilitating femoral head harvesting of claim 1, wherein: the rear side wall of the supporting frame (1) is provided with a pedal (16), and the pedal (16) is aligned with the supporting plate (6).