CN220025175U - Nail extractor - Google Patents
Nail extractor Download PDFInfo
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- CN220025175U CN220025175U CN202320530089.7U CN202320530089U CN220025175U CN 220025175 U CN220025175 U CN 220025175U CN 202320530089 U CN202320530089 U CN 202320530089U CN 220025175 U CN220025175 U CN 220025175U
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- base
- fixedly connected
- screw rod
- fixing
- nail
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- 230000002457 bidirectional effect Effects 0.000 claims description 18
- 238000000605 extraction Methods 0.000 abstract description 2
- 210000000988 bone and bone Anatomy 0.000 description 7
- 238000004891 communication Methods 0.000 description 3
- 230000000399 orthopedic effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 210000002027 skeletal muscle Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
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Abstract
The utility model belongs to the field of medical instruments, in particular to a nail extractor, which aims at the problems that the existing nail extractor base is placed on an operating table and is unstable in position, so that the position is unstable when a nail is extracted, and the limb of a patient cannot be effectively fixed, and when the nail is extracted, the limb moves to influence the nail extraction.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a nail extractor.
Background
The bone is mainly used for researching the anatomy, physiology and pathology of a skeletal muscle system, and in the orthopedic trauma medical operation, a frequently used treatment method is an internal fixation operation, namely, a bone plate supported by a metal material and a bone nail are used for connecting the restored bones, and when a fracture part is recovered, the bone nail is required to be detached by a secondary operation. Bone nails are non-active surgical metal implants for bone engagement and are useful for adult and pediatric patients.
The bulletin number is: CN217566281U discloses a nail remover for orthopedic surgery, comprising a nail removing tube, characterized in that: get side fixedly connected with bearing structure of nail pipe, get the inside threaded connection of nail pipe and have the external screw thread post, wherein, the inside sliding connection of external screw thread post has and gets the nail pole structure, get the upper end fixedly connected with revolution mechanic of nail pole structure, get the lower extreme fixedly connected with fastening structure of nail pole structure. According to the utility model, through the arranged supporting structure, the nail taking part is placed on the lifting frame by a patient, at this time, the supporting underframe can play a supporting role on the nail taking part of the patient and the device, and meanwhile, the nail taking pipe is fixedly connected with the supporting underframe through the connecting rod, so that the supporting structure can ensure the stability of the device, the stability of the device is better when a doctor takes nails, the phenomenon of hand shake of the doctor due to human factors is avoided, and the pain of the patient in taking nails is further relieved.
The technical scheme has the following problems:
1. the base is placed on the operating table and is unstable in position, so that the position is not stable enough when the nails are taken out;
2. the limbs of the patient cannot be effectively fixed, and when the nails are taken, the limbs move to influence the nails.
In view of the above, the present disclosure proposes a nail extractor for solving the above-mentioned problems.
Disclosure of Invention
The utility model provides a nail extractor, which solves the defects that the existing nail extractor base is placed on an operating table and is unstable in position, so that the position is not stable enough when a nail is extracted, the limb of a patient cannot be effectively fixed, and the limb moves to influence the nail extraction when the nail is extracted.
The utility model provides the following technical scheme:
a staple remover, comprising:
the nail extractor comprises a base, wherein the inside of the base is hollow, the top of the base is fixedly connected with a fixing frame, the fixing frame is fixedly connected with a nail extractor main body, two sides of the base are fixedly connected with cylinders, connecting columns are slidably connected in the two cylinders, and one end of each connecting column is fixedly connected with a fixing plate;
the fixing mechanism is arranged on the base and used for fixing limbs of a patient;
and the clamping mechanism is arranged on the fixing plate and used for fixing the base on the operating table.
In a possible design, fixed establishment includes two-way lead screw, connecting axle, two lead screw nuts, two link and two splint, the both ends of two-way lead screw rotate with the both sides inner wall of base respectively and are connected, two lead screw nuts all with two-way lead screw threaded connection, the one end of connecting axle is equipped with the bevel gear with all fixed cover on the two-way lead screw, and two bevel gears mesh mutually, the other end of connecting axle extends to the outside of front side of base and fixedly connected with hand wheel, and the bottom of two link all extends to in the base and respectively with the top fixed connection of two lead screw nuts, two splint respectively with the one side fixed connection that two link are close to each other.
In one possible design, the clamping mechanism comprises two U-shaped frames, two screws and two discs, wherein the top of each U-shaped frame is fixedly connected with the bottom of the fixing plate, the screws are in threaded connection with the bottom of each U-shaped frame, and the top ends of the screws extend into the U-shaped frames and are rotatably connected with the bottoms of the discs.
In one possible design, a slide plate is slidably connected to the cylinder, and the other end of the connecting column extends into the cylinder and is fixedly connected to one side of the slide plate.
In one possible design, a limit post is fixedly connected to the inner wall of one side of the base, and one end of the limit post penetrates through the two connecting frames and is fixedly connected with the inner wall of the other side of the base.
In one possible design, the cylinder is screwed with a fastening bolt, the bottom end of which extends into the cylinder.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
The beneficial effects of the utility model are as follows:
according to the utility model, the opening of the U-shaped frame is clamped on the side edge of the operating table, and the screw is screwed up, so that the disc can move upwards, the U-shaped frame can be clamped on the operating table, and the position of the base can be fixed.
According to the utility model, the connecting shaft is rotated through the hand wheel, the connecting shaft can enable the bidirectional screw rod to rotate through the two bevel gears, the bidirectional screw rod can enable the two connecting frames to be close to each other through the two screw rod nuts, and then the clamping plates can be close to each other, so that the limbs of a patient can be limited and fixed.
According to the utility model, the base can be firmly fixed on the operating table or the patient bed through the clamping mechanism, and the limbs of the patient can be fixed through the fixing mechanism, so that the limbs cannot move when the nails are taken, and the nails can be taken smoothly.
Drawings
FIG. 1 is a schematic diagram of a front view of a nail extractor according to an embodiment of the present utility model;
FIG. 2 is a schematic view of the internal structure of a base of the nail extractor according to the embodiment of the present utility model;
FIG. 3 is a schematic view of a partial three-dimensional structure of a nail extractor according to an embodiment of the present utility model;
FIG. 4 is a schematic view of the internal structure of a cylinder of the nail extractor according to the embodiment of the present utility model;
fig. 5 is an enlarged schematic view of a portion a in fig. 1 of a nail extractor according to an embodiment of the present utility model.
Reference numerals:
1. a base; 2. a fixing frame; 3. a staple remover body; 4. a cylinder; 5. a connecting column; 6. a fixing plate; 7. a two-way screw rod; 8. a connecting shaft; 9. a screw nut; 10. a connecting frame; 11. a clamping plate; 12. a limit column; 13. a U-shaped frame; 14. a screw; 15. a disc; 16. a slide plate; 17. and (5) fastening a bolt.
Detailed Description
Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present utility model are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present utility model, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present utility model.
In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the embodiment of the present utility model, "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.
Example 1
Referring to fig. 1-5, a staple remover comprising:
the nail extractor comprises a base 1, wherein the inside of the base 1 is hollow, a fixing frame 2 is fixedly connected to the top of the base 1, a nail extractor main body 3 is fixedly connected to the fixing frame 2, cylinders 4 are fixedly connected to the two sides of the base 1, connecting columns 5 are slidably connected to the two cylinders 4, and a fixing plate 6 is fixedly connected to one end of each connecting column 5;
the fixing mechanism is arranged on the base 1 and used for fixing limbs of a patient;
and a clamping mechanism arranged on the fixing plate 6 for fixing the base 1 on an operating table.
According to the technical scheme, the base 1 can be firmly fixed on an operating table or a patient bed through the clamping mechanism, and the limbs of a patient can be fixed through the fixing mechanism, so that the limbs cannot move when the nails are taken, and the nails can be taken smoothly.
It should be noted that, the nail extractor main body 3 includes a nail extracting tube, an external thread column, a nail extracting rod structure, a rotating structure and a fastening structure, and the nail extracting tube, the external thread column, the nail extracting rod structure, the rotating structure and the fastening structure are used for the patent: CN217566281U has been disclosed and the mechanism thereof will not be described again in detail.
Referring to fig. 2 and 3, the fixing mechanism comprises a bidirectional screw rod 7, a connecting shaft 8, two screw nuts 9, two connecting frames 10 and two clamping plates 11, wherein two ends of the bidirectional screw rod 7 are respectively and rotatably connected with two side inner walls of the base 1, the two screw nuts 9 are in threaded connection with the bidirectional screw rod 7, one end of the connecting shaft 8 and the bidirectional screw rod 7 are fixedly sleeved with bevel gears, the two bevel gears are meshed, the other end of the connecting shaft 8 extends to the outside of the front side of the base 1 and is fixedly connected with a hand wheel, the bottoms of the two connecting frames 10 extend into the base 1 and are respectively and fixedly connected with the tops of the two screw nuts 9, and the two clamping plates 11 are respectively and fixedly connected with one side, close to each other, of the two connecting frames 10.
According to the technical scheme, the connecting shaft 8 is rotated through the hand wheel, the connecting shaft 8 can enable the bidirectional screw rod 7 to rotate through the two bevel gears, the bidirectional screw rod 7 can enable the two connecting frames 10 to be close to each other through the two screw rod nuts 9, and then the clamping plates 11 can be close to each other, so that the limbs of a patient can be limited and fixed.
Referring to fig. 5, the clamping mechanism comprises two U-shaped frames 13, two screws 14 and two discs 15, wherein the top of the U-shaped frames 13 is fixedly connected with the bottom of the fixed plate 6, the screws 14 are in threaded connection with the bottom of the U-shaped frames 13, and the top ends of the screws 14 extend into the U-shaped frames 13 and are in rotary connection with the bottom of the discs 15.
According to the technical scheme, the opening of the U-shaped frame 13 is clamped on the side edge of the operating table, the screw 14 is screwed up, so that the disc 15 can move upwards, the U-shaped frame 13 can be clamped on the operating table, and the position of the base 1 can be fixed.
Example 2
Referring to fig. 1-5, a staple remover comprising:
the nail extractor comprises a base 1, wherein the inside of the base 1 is hollow, a fixing frame 2 is fixedly connected to the top of the base 1, a nail extractor main body 3 is fixedly connected to the fixing frame 2, cylinders 4 are fixedly connected to the two sides of the base 1, connecting columns 5 are slidably connected to the two cylinders 4, and a fixing plate 6 is fixedly connected to one end of each connecting column 5;
the fixing mechanism is arranged on the base 1 and used for fixing limbs of a patient;
and a clamping mechanism arranged on the fixing plate 6 for fixing the base 1 on an operating table.
According to the technical scheme, the base 1 can be firmly fixed on an operating table or a patient bed through the clamping mechanism, and the limbs of a patient can be fixed through the fixing mechanism, so that the limbs cannot move when the nails are taken, and the nails can be taken smoothly.
Referring to fig. 2 and 3, the fixing mechanism comprises a bidirectional screw rod 7, a connecting shaft 8, two screw nuts 9, two connecting frames 10 and two clamping plates 11, wherein two ends of the bidirectional screw rod 7 are respectively and rotatably connected with two side inner walls of the base 1, the two screw nuts 9 are in threaded connection with the bidirectional screw rod 7, one end of the connecting shaft 8 and the bidirectional screw rod 7 are fixedly sleeved with bevel gears, the two bevel gears are meshed, the other end of the connecting shaft 8 extends to the outside of the front side of the base 1 and is fixedly connected with a hand wheel, the bottoms of the two connecting frames 10 extend into the base 1 and are respectively and fixedly connected with the tops of the two screw nuts 9, and the two clamping plates 11 are respectively and fixedly connected with one side, close to each other, of the two connecting frames 10.
According to the technical scheme, the connecting shaft 8 is rotated through the hand wheel, the connecting shaft 8 can enable the bidirectional screw rod 7 to rotate through the two bevel gears, the bidirectional screw rod 7 can enable the two connecting frames 10 to be close to each other through the two screw rod nuts 9, and then the clamping plates 11 can be close to each other, so that the limbs of a patient can be limited and fixed.
Referring to fig. 5, the clamping mechanism comprises two U-shaped frames 13, two screws 14 and two discs 15, wherein the top of the U-shaped frames 13 is fixedly connected with the bottom of the fixed plate 6, the screws 14 are in threaded connection with the bottom of the U-shaped frames 13, and the top ends of the screws 14 extend into the U-shaped frames 13 and are in rotary connection with the bottom of the discs 15.
According to the technical scheme, the opening of the U-shaped frame 13 is clamped on the side edge of the operating table, the screw 14 is screwed up, so that the disc 15 can move upwards, the U-shaped frame 13 can be clamped on the operating table, and the position of the base 1 can be fixed.
Referring to fig. 4, a slide plate 16 is slidably coupled to the cylinder 4, and the other end of the coupling post 5 extends into the cylinder 4 and is fixedly coupled to one side of the slide plate 16.
According to the technical scheme, the connecting column 5 can slide in the cylinder 4 through the sliding plate 16, so that the position of the connecting column 5 can be adjusted, and the operating table or sickbed with different sizes can be conveniently used.
Referring to fig. 3, a limit post 12 is fixedly connected to an inner wall of one side of the base 1, and one end of the limit post 12 penetrates through the two connecting frames 10 and is fixedly connected to an inner wall of the other side of the base 1.
According to the technical scheme, the limiting columns 12 can limit the connecting frame 10, so that the connecting frame 10 cannot deviate in position.
Referring to fig. 4, a fastening bolt 17 is screwed to the cylinder 4, and the bottom end of the fastening bolt 17 extends into the cylinder 4.
According to the technical scheme, the position of the connecting column 5 can be fixed through the fastening bolt 17, so that the connecting column 5 is not easy to displace.
The working principle and the using flow of the technical scheme are as follows: when the device is specifically used, firstly, the base 1 is placed on an operating table, the positions of the two fixing plates 6 are adjusted according to the width of the operating table, then the connecting column 5 is moved, so that the connecting column 5 moves in the cylinder 4, the positions of the fixing plates 6 can be adjusted, after the adjustment is finished, the fastening bolts 17 are screwed down, the bottom ends of the fastening bolts 17 are abutted against the connecting column 5, and the positions of the connecting column 5 can be fixed;
then the opening of the U-shaped frame 13 is clamped on the side edge of the operating table, and the screw 14 is screwed up, so that the disc 15 can move upwards, the U-shaped frame 13 can be clamped on the operating table, and the position of the base 1 can be fixed;
the patient can place the limbs that need get the nail on base 1 to make the position of nail be located the below of getting nail ware main part 3, then rotate connecting axle 8 through the hand wheel, connecting axle 8 can make two-way lead screw 7 rotate through two bevel gears, and two-way lead screw 7 can make two link 10 be close to each other through two lead screw nuts 9, and then can make splint 11 be close to each other, thereby can carry out spacing fixed with the limbs of patient, can get the nail through getting nail ware main part 3.
The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (2)
1. A staple remover, comprising:
the nail extractor comprises a base (1), wherein the inside of the base (1) is hollow, a fixing frame (2) is fixedly connected to the top of the base (1), a nail extractor main body (3) is fixedly connected to the fixing frame (2), cylinders (4) are fixedly connected to the two sides of the base (1), connecting columns (5) are slidably connected to the two cylinders (4), and a fixing plate (6) is fixedly connected to one end of each connecting column (5);
the fixing mechanism is arranged on the base (1) and used for fixing limbs of a patient;
the fixing mechanism comprises a bidirectional screw rod (7), a connecting shaft (8), two screw rod nuts (9), two connecting frames (10) and two clamping plates (11), wherein two ends of the bidirectional screw rod (7) are respectively and rotatably connected with the inner walls of two sides of the base (1), the two screw rod nuts (9) are respectively and spirally connected with the bidirectional screw rod (7), one end of the connecting shaft (8) is fixedly sleeved with a bevel gear on the bidirectional screw rod (7), the two bevel gears are meshed, the other end of the connecting shaft (8) extends to the outside of the front side of the base (1) and is fixedly connected with a hand wheel, the bottoms of the two connecting frames (10) are respectively and fixedly connected with the tops of the two screw rod nuts (9), and the two clamping plates (11) are respectively and fixedly connected with one side, close to the two connecting frames (10), of each other.
The clamping mechanism is arranged on the fixing plate (6) and used for fixing the base (1) on an operating table;
the clamping mechanism comprises two U-shaped frames (13), two screws (14) and two discs (15), wherein the top of each U-shaped frame (13) is fixedly connected with the bottom of the corresponding fixing plate (6), each screw (14) is in threaded connection with the bottom of each U-shaped frame (13), and the top of each screw (14) extends into each U-shaped frame (13) and is in rotary connection with the bottom of each disc (15);
a sliding plate (16) is connected in the cylinder (4) in a sliding way, and the other end of the connecting column (5) extends into the cylinder (4) and is fixedly connected with one side of the sliding plate (16);
the cylinder (4) is connected with a fastening bolt (17) in a threaded mode, and the bottom end of the fastening bolt (17) extends into the cylinder (4).
2. The nail extractor according to claim 1, characterized in that a limit post (12) is fixedly connected to the inner wall of one side of the base (1), and one end of the limit post (12) penetrates through the two connecting frames (10) and is fixedly connected with the inner wall of the other side of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320530089.7U CN220025175U (en) | 2023-03-17 | 2023-03-17 | Nail extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320530089.7U CN220025175U (en) | 2023-03-17 | 2023-03-17 | Nail extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220025175U true CN220025175U (en) | 2023-11-17 |
Family
ID=88733319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320530089.7U Active CN220025175U (en) | 2023-03-17 | 2023-03-17 | Nail extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220025175U (en) |
-
2023
- 2023-03-17 CN CN202320530089.7U patent/CN220025175U/en active Active
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