阅读说明：本技术 一种外置辅助导向定位功能的骨取钉装置 (Bone nail taking device with external auxiliary guiding and positioning functions ) 是由 庞芳芳 吴玉红 王雯 于 2021-10-30 设计创作，主要内容包括：本发明公开了一种外置辅助导向定位功能的骨取钉装置,包括上顶板,所述上顶板的内部安装有固定轴承,且固定轴承的内部穿设有外套杆,所述外套杆的内部安装有连接杆,且连接杆的内部安装有伸缩内管,所述伸缩内管的内部固定有电磁铁,所述上顶板的上方设有花键旋钮。该外置辅助导向定位功能的骨取钉装置,设置的止血板呈漏斗形结构,可罩在切口处,对切口处进行按压止血,避免患者在取钉过程中流失过多血液,并且为了提高止血板按压时的舒适度,在止血板的内部开设多个气囊安装杆孔,配套安装对应的止血气囊,可根据需要通过气泵由气管向止血气囊内部通入空气,对切口处加施合适的压力,从而对切口周围进行按压,减少出血孔径。(The invention discloses a bone nail taking device with an external auxiliary guiding and positioning function, which comprises an upper top plate, wherein a fixed bearing is arranged inside the upper top plate, an outer sleeve rod penetrates through the inside of the fixed bearing, a connecting rod is arranged inside the outer sleeve rod, a telescopic inner tube is arranged inside the connecting rod, an electromagnet is fixed inside the telescopic inner tube, and a spline knob is arranged above the upper top plate. This external supplementary direction locate function's bone nail device of getting, the hemostasis board that sets up is the infundibulate structure, can cover in incision department, press the hemostasis to incision department, avoid the patient to be getting nail in-process and run off too much blood, and in order to improve the comfort level when the hemostasis board is pressed, set up a plurality of gasbag installation pole holes in the inside of hemostasis board, the hemostasis gasbag that supporting installation corresponds, can be as required let in the air to hemostasis gasbag inside by the trachea through the air pump, suitable pressure is applyed to incision department with applying, thereby press around the incision, reduce the aperture of bleeding.)

1. The utility model provides an external supplementary direction locate function's bone nail device of getting, its characterized in that includes:

the device comprises an upper top plate (1), wherein a fixed bearing (3) is installed inside the upper top plate (1), an outer sleeve rod (2) penetrates through the fixed bearing (3), a connecting rod (7) is installed inside the outer sleeve rod (2), a telescopic inner tube (16) is installed inside the connecting rod (7), an electromagnet (21) is fixed inside the telescopic inner tube (16), and a spline knob (4) is arranged above the upper top plate (1);

the limiting spring (5) is installed below the upper top plate (1), an intermediate plate (8) is connected below the limiting spring (5), a hemostatic rod (13) is fixed below the intermediate plate (8), a hemostatic plate (14) is installed below the hemostatic rod (13), an air bag installation rod hole (20) is formed in the hemostatic plate (14), a liquid storage cavity (26) is formed in the inner side of the air bag installation rod hole (20), a lubricating groove (23) is formed in the liquid storage cavity (26), and a lubricating ball (24) is installed in the lubricating groove (23);

the liquid inlet pipe (25) is connected to one end of the liquid storage cavity (26), the hemostatic air bag (15) is installed inside the air bag installation rod hole (20), the input end of the hemostatic air bag (15) is connected with an air pipe (12), and one end of the air pipe (12) is connected with an air pump;

an installation screw hole (27) which is arranged on one side of the upper end face of the upper top plate (1), and an infusion tube (6) is connected below the installation screw hole (27);

the movable through hole (22) is formed at the connecting part of the middle plate (8) and the connecting rod (7);

an inner bore (19) opening in the middle of the interior of the intermediate plate (8).

2. The bone nail-removing device with the external auxiliary guiding and positioning function according to claim 1, wherein the hemostatic air bag (15) is communicated with the air pump through an air pipe (12), the hemostatic air bag (15) penetrates through the air bag mounting rod hole (20), the air bag mounting rod holes (20) are uniformly distributed at equal intervals along the center of the lower end face of the hemostatic plate (14), and eight air bag mounting rod holes (20) are formed.

3. The bone nail taking device with the external auxiliary guiding and positioning function is characterized in that the outer sleeve rod (2), the connecting rod (7) and the telescopic inner tube (16) are sequentially in threaded connection, the spline knob (4) is fixedly connected with the outer sleeve rod (2), and the outer sleeve rod (2) and the telescopic inner tube (16) realize telescopic movement through the connecting rod (7).

4. The bone nail extractor with the external auxiliary guiding and positioning function according to claim 1, wherein the outer loop bar (2) penetrates through the inside of the fixing bearing (3), and the fixing bearing (3) is fixedly connected with the upper top plate (1).

5. The bone nail-removing device with the external auxiliary guiding and positioning function according to claim 1, wherein the upper top plate (1) is elastically connected with the middle plate (8) through a limiting spring (5), and the outer loop bar (2) penetrates through the limiting spring (5).

6. The bone nail extractor with the external auxiliary guiding and positioning function according to claim 1, wherein the telescopic inner tube (16) penetrates through the inside of the hemostasis plate (14), the telescopic inner tube (16) is matched with the inner hole (19) in size, and the lower end face of the electromagnet (21) is higher than the lower end face of the telescopic inner tube (16).

7. The bone nail-removing device with the external auxiliary guiding and positioning function according to claim 1, wherein the infusion bottle is in threaded connection with the upper top plate (1) through an installation screw hole (27), the infusion bottle is communicated with the liquid storage cavity (26) through the infusion tube (6) and the liquid inlet tube (25), the lubricating grooves (23) are evenly distributed at equal intervals along the circle center of the lower end face, the lubricating balls (24) are movably connected with the lubricating grooves (23), and the lubricating balls (24) are matched with the lubricating grooves (23) in size.

8. The external bone nail-removing device with auxiliary guiding and positioning function according to claim 1, characterized in that the middle plate (8) is further provided with:

the sliding outer plate (10) is installed on the left side of the middle plate (8), the sliding inner plate (17) is installed on the right side of the middle plate (8), locking pieces (9) are movably arranged on the front side and the rear side of the sliding inner plate (17) and the sliding outer plate (10), and supporting plates (28) are fixed below the sliding inner plate (17) and the sliding outer plate (10).

9. The external bone nail-removing device with auxiliary guiding and positioning function according to claim 8, wherein the supporting plate (28) is further provided with:

the hemostatic bar comprises an arc-shaped groove (18) which is formed in one side, close to the hemostatic bar (13), of the support plate (28), a non-slip mat (11) is arranged below the support plate (28), and the support plate (28) is connected with the non-slip mat (11) in an adhesion mode.

10. The bone nail extractor with the external auxiliary guiding and positioning function according to claim 8, wherein the sliding inner plate (17) and the sliding outer plate (10) both penetrate through the inner part of the middle plate (8), the sliding inner plate (17) realizes sliding movement on the sliding outer plate (10), and the support plate (28) is of an L-shaped structure.

Technical Field

The invention relates to the technical field of neurosurgery clinical treatment, in particular to a bone nail taking device with an external auxiliary guiding and positioning function.

Background

Orthopedics mainly studies the anatomy, physiology and pathology of the skeletal muscle system, and with the development and progress of science and technology, bone science has made great progress in diagnosis and treatment. At the fracture, the operation of renovating, in the joint fusion operation treatment process, need squeeze into the bone nail at the junction usually, play the effect of stabilizing the skeleton, the bone nail divide into metal bone nail and can absorb the bone nail, can absorb the bone nail as the name suggests can be absorbed by the human body by oneself, but can absorb the bone nail and have certain limitation when using, can't use in the coaptation operation, and the metal bone nail of use need take out the bone nail after the stable of skeleton form, at this moment, need the doctor to use special nail device of getting to take out the bone nail by the human body.

Present orthopedics is with bone nail device of getting, when getting the nail, can't press simultaneously hemostasis to patient's incision to do not have lubricating structure, when getting the nail device and inserting the incision, get the nail device and produce the friction with the incision easily, lead to the patient to receive the secondary injury, for this, we provide a bone nail device of getting of external supplementary direction locate function.

Disclosure of Invention

The invention aims to provide a bone nail taking device with an external auxiliary guiding and positioning function, which aims to solve the problems that when a nail taking device for orthopedics department is used for taking nails, the incision of a patient cannot be pressed simultaneously for hemostasis, a lubricating structure is not provided, and when the nail taking device is inserted into the incision, the nail taking device is easy to rub with the incision, so that the patient receives secondary injury.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an external supplementary direction locate function's bone nail device of getting, includes:

the device comprises an upper top plate, a fixed bearing is arranged inside the upper top plate, an outer sleeve rod penetrates through the inside of the fixed bearing, a connecting rod is arranged inside the outer sleeve rod, a telescopic inner tube is arranged inside the connecting rod, an electromagnet is fixed inside the telescopic inner tube, and a spline knob is arranged above the upper top plate;

the limiting spring is installed below the upper top plate, an intermediate plate is connected below the limiting spring, a hemostatic rod is fixed below the intermediate plate, a hemostatic plate is installed below the hemostatic rod, an air bag installation rod hole is formed in the hemostatic plate, a liquid storage cavity is formed in the inner side of the air bag installation rod hole, a lubricating groove is formed in the liquid storage cavity, and a lubricating ball is installed in the lubricating groove;

the liquid inlet pipe is connected to one end of the liquid storage cavity, a hemostatic air bag is arranged in the air bag mounting rod hole, the input end of the hemostatic air bag is connected with an air pipe, and one end of the air pipe is connected with an air pump;

the mounting screw hole is formed in one side of the upper end face of the upper top plate, and a transfusion tube is connected below the mounting screw hole;

the movable through hole is formed at the joint of the middle plate and the connecting rod;

an inner bore opening in the middle of the interior of the intermediate plate.

Preferably, the hemostasis gasbag passes through trachea and air pump intercommunication each other, and the hemostasis gasbag runs through in the inside in gasbag installation pole hole, the equidistance evenly distributed of centre of a circle department of terminal surface under the board is followed to gasbag installation pole hole, and gasbag installation pole hole is equipped with eight.

Preferably, the outer loop bar, the connecting rod and the telescopic inner tube are sequentially in threaded connection, the spline knob is fixedly connected with the outer loop bar, and the outer loop bar is telescopically moved through the connecting rod and the telescopic inner tube.

Preferably, the outer loop bar penetrates through the inside of the fixed bearing, and the fixed bearing is fixedly connected with the upper top plate.

Preferably, the upper top plate is elastically connected with the middle plate through a limiting spring, and the outer loop bar penetrates through the inner part of the limiting spring.

Preferably, the telescopic inner tube penetrates through the inside of the hemostatic plate, the telescopic inner tube is matched with the inner hole in size, and the lower end face of the electromagnet is higher than the lower end face of the telescopic inner tube.

Preferably, the infusion bottle is in threaded connection with the upper top plate through the mounting screw hole, the infusion bottle is communicated with the liquid storage cavity through the infusion tube and the liquid inlet tube, the lubricating grooves are evenly distributed at equal intervals along the circle center of the lower end face, the lubricating balls are movably connected with the lubricating grooves, and the lubricating balls are matched with the lubricating grooves in size.

Preferably, the intermediate plate is further provided with:

the sliding outer plate is arranged on the left side of the middle plate, the sliding inner plate is arranged on the right side of the middle plate, locking pieces are movably arranged on the front side and the rear side of the sliding inner plate and the sliding outer plate respectively, and supporting plates are fixed below the sliding inner plate and the sliding outer plate respectively.

Preferably, the support plate is further provided with:

the arc-shaped groove is formed in one side, close to the hemostatic rod, of the support plate, the non-slip mat is arranged below the support plate, and the support plate is connected with the non-slip mat in an adhesion mode.

Preferably, the sliding inner plate and the sliding outer plate both penetrate through the inner portion of the middle plate, the sliding inner plate slides on the sliding outer plate, and the support plate is of an L-shaped structure.

Compared with the prior art, the invention provides a bone nail taking device with an external auxiliary guiding and positioning function, which has the following beneficial effects: the hemostasis plate arranged on the bone screw taking device with the external auxiliary guiding and positioning function is of a funnel-shaped structure and can cover the incision to press the incision for hemostasis, so that excessive blood loss of a patient in the screw taking process is avoided, and in order to improve the comfort degree of the hemostasis plate when the hemostasis plate is pressed, a plurality of air bag mounting rod holes are formed in the hemostasis plate, corresponding hemostasis air bags are mounted in a matched mode, air can be introduced into the hemostasis air bags from an air pipe through an air pump according to needs, proper pressure is applied to the incision, the periphery of the incision is pressed, and the bleeding aperture is reduced;

the bone nail taking device can lubricate a nail taking device inserted into a body, a liquid storage cavity is arranged in the hemostatic plate, an infusion bottle filled with lubricating liquid can be directly installed in an installation screw hole, the infusion bottle is connected with the hemostatic plate through an infusion tube, the lubricating liquid can be introduced into a liquid inlet tube from the infusion tube under the action of gravity and then flows into the liquid storage cavity, the liquid storage cavity is communicated with a lubricating groove, a plurality of micropores are arranged in the lubricating groove, when the telescopic inner tube is inserted into a cut, the telescopic inner tube is contacted with the lubricating ball mutually and drives the lubricating ball to rotate, the lubricating liquid adhered to the surface of the lubricating ball is introduced into the surface of the telescopic inner tube at the moment, the surface of the telescopic inner tube is lubricated, and therefore the problem that the telescopic inner tube is mutually rubbed with tissues of a patient when the telescopic inner tube is inserted into the cut due to the excessively dry surface of the telescopic inner tube is solved, and secondary damage to the cut of the patient is caused, the pain of the patient is reduced;

and in order to fix a position the device of getting the nail, set up the backup pad in the device left and right sides of getting the nail, the backup pad can be according to the distance between two sets of backup pads of patient's incision position and size adjustment, erect the device of getting the nail directly over patient's incision, fix the device of getting the nail through bandage, screw etc. keep the moving direction of flexible inner tube the same with the radial of bone nail, and the electro-magnet that sets up in the flexible inner tube can with the mutual actuation of the bone nail in the patient, can fix a position the device of getting the nail fast, improve and get nail efficiency.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the structure of the hemostatic plate of the present invention;

FIG. 4 is a schematic cross-sectional view of the joint of the outer loop bar, the connecting rod and the telescopic inner tube according to the present invention;

FIG. 5 is a schematic top view of the intermediate plate according to the present invention;

FIG. 6 is a schematic bottom view of the hemostatic plate of the present invention.

In the figure: 1. an upper top plate; 2. an outer loop bar; 3. fixing the bearing; 4. a spline knob; 5. a limiting spring; 6. a transfusion tube; 7. a connecting rod; 8. a middle plate; 9. a locking member; 10. a sliding outer plate; 11. a non-slip mat; 12. an air tube; 13. a hemostatic rod; 14. a hemostasis plate; 15. a hemostatic balloon; 16. an inner telescopic pipe; 17. sliding an inner plate; 18. an arc-shaped slot; 19. an inner bore; 20. an airbag mounting bar hole; 21. an electromagnet; 22. movable perforation; 23. a lubrication groove; 24. a lubricating ball; 25. a liquid inlet pipe; 26. a liquid storage cavity; 27. mounting a screw hole; 28. and a support plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, 4 and 5, the bone nail-removing device with external auxiliary guiding and positioning functions comprises: the upper top plate 1 is provided with a fixed bearing 3 inside, an outer sleeve rod 2 penetrates through the fixed bearing 3, the fixed bearing 3 is fixedly connected with the upper top plate 1, a connecting rod 7 is installed inside the outer sleeve rod 2, a telescopic inner tube 16 is installed inside the connecting rod 7, an electromagnet 21 is fixed inside the telescopic inner tube 16, a spline knob 4 is arranged above the upper top plate 1, the outer sleeve rod 2, the connecting rod 7 and the telescopic inner tube 16 are sequentially in threaded connection, the spline knob 4 is fixedly connected with the outer sleeve rod 2, and the outer sleeve rod 2 and the telescopic inner tube 16 achieve telescopic movement through the connecting rod 7; a limiting spring 5 which is arranged below the upper top plate 1, an intermediate plate 8 is connected below the limiting spring 5, and a transfusion tube 6 is connected below the mounting screw hole 27; an inner hole 19 arranged in the middle of the middle plate 8, an upper top plate 1 elastically connected with the middle plate 8 through a limiting spring 5, an outer loop rod 2 penetrating through the limiting spring 5, a hemostatic rod 13 fixed below the middle plate 8, a hemostatic plate 14 arranged below the hemostatic rod 13, a telescopic inner tube 16 penetrating through the hemostatic plate 14, a telescopic inner tube 16 matching with the inner hole 19 in size, a lower end surface of an electromagnet 21 higher than the lower end surface of the telescopic inner tube 16, a sliding outer plate 10 arranged on the left side of the middle plate 8, a sliding inner plate 17 and a movable perforation 22 arranged at the connection position of the middle plate 8 and the connecting rod 7, locking pieces 9 movably arranged on the front and rear sides of the sliding inner plate 17 and the sliding outer plate 10, a support plate 28 fixed below the sliding inner plate 17 and the sliding outer plate 10, an arc-shaped groove 18 arranged on one side of the support plate 28 close to the hemostatic rod 13, the below of backup pad 28 is equipped with slipmat 11, backup pad 28 is connected with slipmat 11 bonding, slip inner panel 17 and slip planking 10 all run through in the inside of intermediate lamella 8, and slip inner panel 17 realizes the sliding movement on slip planking 10, backup pad 28 is L style of calligraphy structure, in order to fix a position the device of getting nails, set up backup pad 28 in the device left and right sides of getting nails, backup pad 28 can be according to the distance between two sets of backup pads 28 of patient's incision position and size adjustment, erect the device of getting nails directly over the patient's incision, fix the device of getting nails through bandage, screw etc., the moving direction that keeps flexible inner tube 16 is the same with the radial of bone nail, and the electro-magnet 21 that sets up in the flexible inner tube 16 can with the mutual actuation of the bone nail in the patient, can fix a position the device of getting nails fast, improve and get nail efficiency.

As shown in fig. 2 and 6, the bone nail-removing device with the external auxiliary guiding and positioning functions comprises: an air bag mounting rod hole 20 is formed in the hemostasis plate 14, a liquid storage cavity 26 is formed in the inner side of the air bag mounting rod hole 20, a lubricating groove 23 is formed in the liquid storage cavity 26, and a lubricating ball 24 is arranged in the lubricating groove 23; the mounting screw hole 27 is arranged on one side of the upper end surface of the upper top plate 1, an infusion bottle is in threaded connection with the upper top plate 1 through the mounting screw hole 27, the infusion bottle is communicated with the liquid storage cavity 26 through the infusion tube 6, the lubricating grooves 23 are evenly distributed along the circle center of the lower end surface at equal intervals, meanwhile, the lubricating balls 24 are movably connected with the lubricating grooves 23, the lubricating balls 24 are matched with the lubricating grooves 23 in size and can lubricate a nail taking device inserted into the body, the liquid storage cavity 26 is simultaneously arranged inside the blood stopping plate 14, the infusion bottle filled with lubricating liquid can be directly arranged in the mounting screw hole 27, so that the infusion bottle is connected with the blood stopping plate 14 through the infusion tube 6, the lubricating liquid can be introduced into the liquid inlet tube 25 from the infusion tube 6 under the action of gravity and then is converged into the liquid storage cavity 26, the liquid storage cavity 26 is communicated with the lubricating grooves 23, and a plurality of micropores are arranged inside the lubricating grooves 23, flexible inner tube 16 is when inserting the incision department, flexible inner tube 16 and lubricated ball 24 contact each other to drive lubricated ball 24 and rotate, the surface of the leading-in flexible inner tube 16 of lubricated liquid of 24 surface adhesion of lubricated ball this moment, lubricate flexible inner tube 16 surface, thereby avoid flexible inner tube 16 surface too dry to lead to flexible inner tube 16 and patient tissue looks mutual friction when inserting patient incision department, cause the secondary damage of patient incision department, it is painful to reduce the patient.

As shown in fig. 2 and 3, the bone nail-removing device with the external auxiliary guiding and positioning functions comprises: a liquid inlet pipe 25 connected to one end of the liquid storage cavity 26, a hemostatic air bag 15 is installed inside the air bag installation rod hole 20, an input end of the hemostatic air bag 15 is connected with an air pipe 12, one end of the air pipe 12 is connected with an air pump, the hemostatic air bag 15 is communicated with the air pump through the air pipe 12, the hemostatic air bag 15 penetrates through the air bag installation rod hole 20, the air bag installation rod hole 20 is uniformly distributed along a circle center of the lower end face of the hemostatic plate 14 at equal intervals, eight air bag installation rod holes 20 are formed in the air bag installation rod hole, the set hemostatic plate 14 is of a funnel-shaped structure and can be covered at a cut, the cut is pressed to stop bleeding, excessive blood loss of a patient in the nail taking process is avoided, in order to improve the comfort level of the hemostatic plate 14 during pressing, a plurality of air bag installation rod holes 20 are formed in the hemostatic plate 14, the corresponding hemostatic air bag 15 is installed in a matched manner, air can be introduced into the hemostatic air bag 15 from the air pipe 12 through the air pump as required, a suitable pressure is applied to the incision to press around the incision and reduce the bleeding pore size.

The working principle is as follows: when the bone nail taking device with the external auxiliary guiding and positioning function is used, firstly, the distance between the two groups of support plates 28 is adjusted according to the incision position and body type of a patient, the sliding outer plate 10 and the sliding inner plate 17 on the support plates 28 are pulled, the sliding outer plate 10 and the sliding inner plate 17 slide in the middle plate 8, the arc-shaped grooves 18 are tightly attached to the two sides of the body of the patient, the support plates 28 are fixed with an operating table through binding bands or screws, and at the moment, the blood stopping plate 14 is sleeved outside the incision; secondly, the spline knob 4 is rotated, the spline knob 4 drives the outer sleeve rod 2 to rotate outside the connecting rod 7, the connecting rod 7 is stretched at the moment, and the telescopic inner tube 16 rotates inside the connecting rod 7 at the same time, so that the connecting rod 7 slowly extends into the notch; secondly, when the telescopic inner tube 16 reaches the position near the bone nail, the electromagnet 21 in the telescopic inner tube 16 and the bone nail are mutually adsorbed, and the spline knob 4 is rotated by utilizing the attraction force of the electromagnet 21 and the bone nail and is slowly pulled out for fixing; then, when the nail is taken out, air is filled into the air pipe 12 through the air pump, the hemostatic air bag 15 expands outwards at the moment, pressure is applied to the periphery of the incision of the patient, excessive bleeding is avoided, an infusion bottle filled with lubricating liquid needs to be installed on the upper top plate 1 through the installation screw hole 27 before an operation, the infusion bottle flows into the liquid inlet pipe 25 from the infusion pipe 6 under the action of gravity and is converged into the liquid storage cavity 26, when the telescopic inner pipe 16 is inserted into the incision of the patient through the lubricating ball 24, a large amount of lubricating liquid is adhered to the surface of the rotating lubricating ball 24, and the telescopic inner pipe 16 can be lubricated; finally, after the bone nail extractor is used, all parts can be disinfected, substances in the infusion bottle can be replaced by disinfectant, and the inside of the hemostatic plate 14 can be disinfected, which is the working principle of the bone nail extractor with the external auxiliary guiding and positioning function.

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.