CN210114492U

CN210114492U - Novel nail extractor for orthopedics department

Info

Publication number: CN210114492U
Application number: CN201920409809.8U
Authority: CN
Inventors: 李向毅; 秦路娟; 覃汉世
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-02-28
Anticipated expiration: 2029-03-28

Abstract

The utility model belongs to the technical field of orthopedic appliances, in particular to a novel orthopedic nail extractor, which comprises a connecting seat, two cross rods, a sleeve and two connecting rods, wherein the two cross rods are symmetrically distributed along the connecting seat, the bottom of the connecting seat is welded and fixed with one end of the sleeve, the outer side wall of each connecting rod is rotatably connected with the inner wall of the sleeve, first grooves are formed on the outer side wall of the connecting seat close to the two sides of each cross rod, and the first grooves are rotatably connected with the cross rods; the staff will block in the pearl income loop bar through pressing the card pearl, then the pulling loop bar removes to suitable position, and the spring promotes the gasket through the extension and removes, and the gasket promotes the card pearl and runs through first through-hole, accomplishes the fixed to the loop bar, uses through the cooperation of loop bar and connector, gets the nail in-process and can reduce the wound, reduces the destruction to the skeleton, makes things convenient for patient to recuperate the health at the postoperative.

Description

Novel nail extractor for orthopedics department

Technical Field

The utility model belongs to the technical field of the orthopedics apparatus, concretely relates to novel nail ware is got to orthopedics.

Background

Orthopedics is one of the most common departments of various hospitals, mainly studies the anatomy, physiology and pathology of a skeletal muscle system, maintains and develops the normal form and function of the system by using medicines, operations and physical methods, changes of times and society lead to obvious changes of an orthopedics injury spectrum, and with the development and progress of scientific technology, the bone science has great progress in diagnosis and treatment, and taking out a nail is that a screw between bones of a patient is taken out by a tool under the action of manpower.

The prior art has the following problems:

1. at present, tools such as pipe tongs, large-mouth tongs and the like used for engineering are generally selected to forcibly take nails for the inter-bone nail taking operation, and because the tools have huge volumes, large wounds are often required to be cut, the damage to bones is also large, and a patient needs to be rested for a long time after taking the nails;

2. at present, the force arm or the holding rod of a nail taking tool such as a pipe wrench, a large-mouth pliers and the like is longer, and when the nail taking tool is stored, the force arm or the holding rod can increase the occupied area when the nail taking tool is stored, so that the nail taking tool is inconvenient to store.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a novel orthopedic nail extractor which has the characteristics of reducing the wound and being convenient to store.

In order to achieve the above object, the utility model provides a following technical scheme: a novel orthopedic nail extractor comprises a connecting seat, two cross rods, a sleeve and connecting rods, wherein the number of the cross rods is two, the two cross rods are symmetrically distributed along the connecting seat, the bottom of the connecting seat is welded and fixed with one end of the sleeve, the outer side wall of the connecting rod is rotatably connected with the inner wall of the sleeve, first grooves are formed in two sides of the outer side wall of the connecting seat, which are close to the cross rods, and are rotatably connected with the cross rods, second grooves are formed in two sides of the outer side wall of the sleeve, a connecting head is fixedly arranged at one end of the connecting rod, which is far away from the connecting seat, external threads are fixedly arranged on the outer side wall of the connecting head, a sleeve rod is slidably connected between the sleeve and the connecting head, an opening is formed in the outer side wall of the sleeve rod, two groups of first through holes, the fixed gear milling that is equipped with in bottom of loop bar, the spout has been seted up to the inner wall of loop bar, the inner wall sliding connection of spout has the slider, the slider with the lateral wall welded fastening of connecting rod, the connecting rod is hollow structure, the connecting rod lateral wall is located the second through-hole has been seted up to the both sides of slider, the fixed backup pad that is equipped with in inner wall of connecting rod, the fixed spring that is equipped with in both sides of backup pad, the spring is kept away from the fixed gasket that is equipped with of one end of backup pad, the gasket is kept away from the fixed calorie pearl that is equipped with in one side of spring, the card pearl is kept away from the one end of spring runs through in proper order the second through-hole with first.

Preferably, one end of the connecting head, which is far away from the connecting rod, is of a conical structure.

Preferably, the first groove and the second groove are located on the same vertical plane.

Preferably, the cross bar is rotated along the first groove by an angle of 0 ° to 90 °.

Preferably, the loop bar is of an annular hollow structure, and the loop bar wraps the outer side wall of the connecting bar.

Preferably, the outer side wall of the sliding block is attached to the inner wall of the sliding groove.

Preferably, one end, far away from the gasket, of the clamping bead is of a curved surface structure, and the outer side wall of the clamping bead is attached to the first through hole and the second through hole respectively.

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

1. the staff will block in the pearl income loop bar through pressing the card pearl, then the pulling loop bar removes to suitable position, and the spring promotes the gasket through the extension and removes, and the gasket promotes the card pearl and runs through first through-hole, accomplishes the fixed to the loop bar, uses through the cooperation of loop bar and connector, gets the nail in-process and can reduce the wound, reduces the destruction to the skeleton, makes things convenient for patient to recuperate the health at the postoperative.

2. The staff is through rotating sleeve pipe, is in same perpendicular with second recess and first recess, then through promoting the horizontal pole, contracts the back to the horizontal pole, with the horizontal pole upset to the second recess in, accomplish accomodating to the horizontal pole, avoid the horizontal pole to leak outward to reduce area occupied, make things convenient for people to deposit.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic structural diagram of the present invention viewed from the right;

FIG. 3 is a schematic view of the structure A-A of the present invention;

FIG. 4 is a cross-sectional view of the connecting rod and the sleeve rod of the present invention;

in the figure: 1. a connecting seat; 2. a cross bar; 3. a sleeve; 4. a connecting rod; 5. a connector; 6. an external thread; 7. milling teeth; 8. a loop bar; 9. clamping the beads; 10. an opening; 11. a first through hole; 12. a first groove; 13. a second groove; 14. a support plate; 15. a second through hole; 16. a gasket; 17. a spring; 18. a slider; 19. a chute.

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.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: a novel orthopedic nail extractor comprises a connecting seat 1, two cross rods 2, a sleeve 3 and a connecting rod 4, wherein the number of the cross rods 2 is two, the two cross rods 2 are symmetrically distributed along the connecting seat 1, the bottom of the connecting seat 1 is welded and fixed with one end of the sleeve 3, the outer side wall of the connecting rod 4 is rotatably connected with the inner wall of the sleeve 3, first grooves 12 are formed in the two sides of the outer side wall of the connecting seat 1, which are close to the cross rods 2, the first grooves 12 are rotatably connected with the cross rods 2, second grooves 13 are formed in the two sides of the outer side wall of the sleeve 3, a connecting head 5 is fixedly arranged at one end of the connecting rod 4, which is far away from the connecting seat 1, external threads 6 are fixedly arranged on the outer side wall of the connecting head 5, a sleeve rod 8 is slidably connected between the sleeve 3 and the connecting head 5, the fixed tooth 7 that mills that is equipped with in bottom of loop bar 8, spout 19 has been seted up to loop bar 8's inner wall, spout 19's inner wall sliding connection has slider 18, slider 18 and connecting rod 4's lateral wall welded fastening, connecting rod 4 is hollow structure, second through-hole 15 has been seted up to the both sides that connecting rod 4 lateral wall is located slider 18, the fixed backup pad 14 that is equipped with of inner wall of connecting rod 4, the fixed spring 17 that is equipped with in both sides of backup pad 14, the fixed gasket 16 that is equipped with of one end that is equipped with of backup pad 14 is kept away from to spring 17 is kept away from to gasket 16, the fixed card pearl 9 that is equipped with in one side, the one end that spring 17 was kept away from to card pearl 9.

In this embodiment: the staff is through rotating the sleeve 3, second recess 13 and first recess 12 are in same vertical plane, then through promoting horizontal pole 2, after contracting horizontal pole 2, turn over horizontal pole 2 to the second recess 13 in, accomplish accomodating horizontal pole 2, avoid horizontal pole 2 to leak outward, thereby reduce the area occupied, make things convenient for people to deposit, through pressing calorie pearl 9, throw calorie pearl 9 into loop bar 8, then pull loop bar 8 and remove to suitable position, spring 17 promotes gasket 16 through the extension and removes, gasket 16 promotes calorie pearl 9 and runs through first through-hole 11, accomplish the fixing to loop bar 8, through rotating connecting rod 4, connecting rod 4 can drive milling teeth 7 through loop bar 8 and rotate, make things convenient for people along the periphery of screw, open a round hole on the skeleton, then press calorie pearl 9, move loop bar 8 to suitable position, with connector 5 hourglass outward, be connected with the screw through external screw thread 6, then take out the screw, get the nail in-process and effectively reduce the wound, reduce the destruction to the skeleton, make things convenient for patient to recuperate the health at the postoperative.

Specifically, one end of the connector 5, which is far away from the connecting rod 4, is of a conical structure; because the connector 5 is the toper structure, after the inner wall of medical screw is pulled into to connector 5, connector 5 can remove in medical screw's inside through external screw thread 6, and until connector 5 and medical screw accomplish to be connected, make things convenient for people to take out medical screw.

Specifically, the first groove 12 and the second groove 13 are located on the same vertical plane; people can conveniently accomodate horizontal pole 2 in overturning to second recess 13 with horizontal pole 2.

Specifically, the rotation angle of the cross bar 2 along the first groove 12 is 0 to 90 degrees; people can increase the length between two cross rods 2 by rotating the cross rods 2, so that the force arm is increased, and the effect of labor saving is achieved.

Specifically, the loop bar 8 is of an annular hollow structure, and the loop bar 8 wraps the outer side wall of the connecting rod 4; because the loop bar 8 wraps the connecting rod 4, people can conveniently slide the loop bar 8 on the connecting rod 4 to be matched for use.

Specifically, the outer side wall of the slide block 18 is attached to the inner wall of the slide groove 19; because the sliding block 18 is attached to the sliding groove 19, the gap is effectively reduced, the loop bar 8 is prevented from shaking when moving, and the stability is ensured.

Specifically, one end of the clamping bead 9, which is far away from the gasket 16, is of a curved surface structure, and the outer side wall of the clamping bead 9 is respectively attached to the first through hole 11 and the second through hole 15; the clamping bead 9 can fix the connecting rod 4 and the loop bar 8 through the first through hole 11 and the second through hole 15, so that people can use the clamping bead conveniently.

The utility model discloses a theory of operation and use flow: the staff press the clamping bead 9 to take the clamping bead 9 into the loop bar 8, then the loop bar 8 is pulled to move to a proper position, the spring 17 pushes the gasket 16 to move through extension, the gasket 16 pushes the clamping bead 9 to penetrate through the first through hole 11 to complete the fixation of the loop bar 8, the connecting rod 4 can drive the milling teeth 7 to rotate through the loop bar 8 through rotating the connecting rod 4, so that people can conveniently dig a round hole on a bone along the periphery of a screw, then the clamping bead 9 is pressed to move the loop bar 8 to a proper position, the connecting head 5 leaks outwards, the external thread 6 is connected with the screw through rotating the cross rod 2, then the screw is taken out, the wound is effectively reduced in the screw taking process, the damage to the bone is reduced, a patient can conveniently recuperate the body after operation, after the use is finished, the second groove 13 and the first groove 12 are in the same vertical plane through rotating the sleeve 3, then through promoting horizontal pole 2, contract the back to horizontal pole 2, overturn horizontal pole 2 to the second recess 13 in, accomplish accomodating of horizontal pole 2, avoid horizontal pole 2 to leak outward to reduce area occupied, make things convenient for people to deposit.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel nail ware is got to orthopedics, includes connecting seat (1), horizontal pole (2), sleeve pipe (3) and connecting rod (4), the quantity of horizontal pole (2) is two, two horizontal pole (2) are followed connecting seat (1) symmetric distribution, the bottom of connecting seat (1) with the one end welded fastening of sleeve pipe (3), the lateral wall of connecting rod (4) with the inner wall of sleeve pipe (3) rotates to be connected its characterized in that: the connecting device is characterized in that first grooves (12) are formed in two sides, close to the cross rod (2), of the outer side wall of the connecting seat (1), the first grooves (12) are rotatably connected with the cross rod (2), second grooves (13) are formed in two sides of the outer side wall of the sleeve (3), one end, far away from the connecting seat (1), of the connecting rod (4) is fixedly provided with a connecting head (5), external threads (6) are fixedly arranged on the outer side wall of the connecting head (5), the outer side wall of the connecting rod (4) is located between the sleeve (3) and the connecting head (5) and is connected with a sleeve rod (8) in a sliding mode, an opening (10) is formed in the outer side wall of the sleeve rod (8), two groups of first through holes (11) are symmetrically formed in two sides, of the outer side wall of the sleeve rod (8) is located at the opening (10), a milling tooth (7) is fixedly, the inner wall sliding connection of spout (19) has slider (18), slider (18) with the lateral wall welded fastening of connecting rod (4), connecting rod (4) are hollow structure, connecting rod (4) lateral wall is located second through-hole (15) have been seted up to the both sides of slider (18), the fixed backup pad (14) that is equipped with of inner wall of connecting rod (4), the fixed spring (17) that is equipped with in both sides of backup pad (14), spring (17) are kept away from the one end of backup pad (14) is fixed and is equipped with gasket (16), gasket (16) are kept away from one side of spring (17) is fixed and is equipped with card pearl (9), card pearl (9) are kept away from the one end of spring (17) runs through in proper order second through-hole (15) with first through-hole (11) to extend to outside first through-hole (11).

2. The novel orthopedic nail extractor according to claim 1, characterized in that: one end, far away from the connecting rod (4), of the connecting head (5) is of a conical structure.

3. The novel orthopedic nail extractor according to claim 1, characterized in that: the first groove (12) and the second groove (13) are located on the same vertical plane.

4. The novel orthopedic nail extractor according to claim 1, characterized in that: the cross bar (2) rotates along the first groove (12) by an angle of 0-90 degrees.

5. The novel orthopedic nail extractor according to claim 1, characterized in that: the loop bar (8) is of an annular hollow structure, and the outer side wall of the connecting rod (4) is coated by the loop bar (8).

6. The novel orthopedic nail extractor according to claim 1, characterized in that: the outer side wall of the sliding block (18) is attached to the inner wall of the sliding groove (19).

7. The novel orthopedic nail extractor according to claim 1, characterized in that: one end, far away from the gasket (16), of the clamping bead (9) is of a curved surface structure, and the outer side wall of the clamping bead (9) is attached to the first through hole (11) and the second through hole (15) respectively.