CN112998809B - Guiding device for orthopedic surgery - Google Patents
Guiding device for orthopedic surgery Download PDFInfo
- Publication number
- CN112998809B CN112998809B CN202110258398.9A CN202110258398A CN112998809B CN 112998809 B CN112998809 B CN 112998809B CN 202110258398 A CN202110258398 A CN 202110258398A CN 112998809 B CN112998809 B CN 112998809B
- Authority
- CN
- China
- Prior art keywords
- guide
- rotating
- plate
- base
- limiting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/17—Guides or aligning means for drills, mills, pins or wires
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to the field of orthopedic surgery instruments, and provides a guiding device for orthopedic surgery, which comprises a fixing base, wherein a supporting shaft is arranged in the fixing base, a first rotating plate and a second rotating plate are sleeved on the supporting shaft, a rotating cavity is arranged in the first rotating plate, a rotating outlet communicated with the rotating cavity is formed in one side of the first rotating plate, a connecting through hole penetrating through the rotating cavity and matched with the supporting shaft is formed in the top surface of the first rotating plate, the second rotating plate comprises a rotating part which is positioned in the rotating cavity and sleeved on the supporting shaft, and a connecting part penetrating through the rotating outlet extends from the side surface of the rotating part; clamping connecting arms penetrating through the fixed base are arranged at the ends, far away from the supporting shaft, of the connecting part and the first rotating plate, and the two clamping connecting arms are arranged in a mirror image mode; one end of each clamping connecting arm is provided with a guide assembly, a control assembly is arranged between the other ends of the two clamping connecting arms, and a control part of the control assembly is hinged with the clamping connecting arms; the problem of current drilling guiding device structure complicacy, and guide the precision and diminish after long-time the use is solved.
Description
Technical Field
The invention relates to the field of orthopedic surgical instruments, in particular to a guide device for orthopedic surgery.
Background
When carrying out the fracture operation, according to patient fracture position and damage situation, need restore to the throne with cracked skeleton and maintain and bore nail fixed operation, because adopt under the guide-free mostly when boring the nail according to the cover of the direct drilling of art person's experience nail and surrounding soft tissue to be difficult to observe, can't get into at the passageway of ideal, the passageway that leads to easily boring the nail is unsatisfactory and the trompil skew, then through the observation of making a video recording of X line, the position is unsatisfactory often can appear, need pull out the nail again and bore the nail of putting, just so increased the operation wound and prolonged the operating time.
The drilling guide device has appeared in the prior art, mainly adopt scissors formula structure to make the relative central line coincidence of two guide assembly that set up, above-mentioned scissors formula structure includes that two covers establish the guide plate on supporting the axle, and guide plate edge extension has the connecting portion that are used for installing guide assembly, establish on supporting the axle for establishing in proper order because of two guide plates, consequently, in order to ensure the central line coincidence of two guide assembly, the position that is used for installing guide assembly on two connecting portion structure and two connecting portion is different, the whole device structure of messenger is complicated, after long-time the use, two guide assembly's central line is easily separated, lead to the drilling incline, influence operation efficiency and quality.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a guide device for orthopedic surgery, which solves the problems that the existing drilling guide device is complex in structure and the guide precision becomes small after long-time use.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
the guiding device for the orthopedic surgery comprises a fixing base with a hollow structure, a supporting shaft is arranged in the fixing base, a first rotating plate and a second rotating plate are sleeved on the supporting shaft, a rotating cavity is arranged in the first rotating plate, a rotating outlet communicated with the rotating cavity is formed in one side of the first rotating plate, a connecting through hole which penetrates through the rotating cavity and is matched with the supporting shaft is formed in the top surface of the first rotating plate, the second rotating plate comprises a rotating portion which is located in the rotating cavity and sleeved on the supporting shaft, a connecting portion which penetrates through the rotating outlet extends from the side surface of the rotating portion, an annular convex ring is arranged on the top surface of the rotating portion, and an annular groove which wraps the annular convex ring is formed in the inner wall of the rotating cavity;
the connecting part and one end of the first rotating plate, which is far away from the supporting shaft, are provided with clamping connecting arms which penetrate through the fixing base, the two clamping connecting arms are arranged in a mirror image manner, one side of each clamping connecting arm, which is far away from the supporting shaft, is provided with a limiting mechanism, a supporting block is arranged on the inner wall of the fixing base below each clamping connecting arm, and the top end of the fixing base is hinged with a binding assembly;
one end of each clamping connecting arm is provided with a guide assembly, a control assembly is arranged between the other ends of the two clamping connecting arms, a control part of the control assembly is hinged with the clamping connecting arms, and the control assembly is used for controlling the two clamping connecting arms to approach or depart from each other;
the guide assembly comprises a guide base cylinder which is fixedly connected with the clamping connecting arm and is of a hollow tubular structure, a guide pipe of a tubular structure is arranged in the guide base cylinder, two guide blocks are symmetrically arranged on the pipe wall of the guide pipe by taking the axis of the guide pipe as a symmetry axis, a guide groove embedded into the guide blocks is formed in the inner wall of the guide base cylinder, an elastic mechanism is arranged at one end of each guide block and connected with one end of the guide base cylinder, the elastic mechanism is located in the guide groove, and the elastic mechanism is connected with the control assembly through a connecting rope.
Preferably, first rotor plate includes upper plate and lower plate, and the rotation groove that is used for forming the rotation chamber is all seted up to one side of upper plate and lower plate contact, and the one end that centre gripping even arm was kept away from to upper plate and lower plate all sets up the fixed through hole who is connected with fixing bolt.
Preferably, the rotating part is a circular ring plate, and the annular convex ring is positioned at the edge of the rotating part.
Preferably, stop gear includes the gag lever post with centre gripping even arm fixed connection, and the one end that the arm was even kept away from to the gag lever post is equipped with the limiting plate, and the spacing groove of limiting plate embedding is seted up to fixed baseplate's inner wall, and the limiting plate can slide at the spacing groove.
Preferably, the limiting rod is an elastic rod, the limiting plate is an arc-shaped plate, and the cross section of the limiting groove is arc-shaped.
Preferably, the section of the guide groove is fan-shaped, and the shape of the guide block is matched with that of the guide groove;
the elastic mechanism comprises an elastic rod piece, two ends of the elastic rod piece are fixedly connected with the guide block and the guide base cylinder respectively, one end of the elastic rod piece, which is connected with the guide block, is connected with one end of the connecting rope, and a connecting channel through which the connecting rope passes is arranged in the elastic rod piece.
The outer wall of the guide pipe is also provided with a second guide piece, the second guide piece is positioned between the two guide blocks, the section of the second guide piece is arc-shaped, and the guide base cylinder is provided with a second guide groove matched with the second guide piece;
preferably, one end of the guide base cylinder is provided with a limiting ring along the radial direction, one end of the elastic rod piece is fixedly connected with the limiting ring, and the limiting ring is provided with a through hole through which the connecting rope passes.
Preferably, the binding assembly comprises a binding bottom plate, a universal ball sleeve is arranged in the middle of the binding bottom plate, and a first universal ball head embedded into the universal ball sleeve is arranged on the top surface of the fixed base;
preferably, a second ball head hole is formed in the top of the first universal ball head, a second universal ball head is arranged in the second ball head hole, a fixing screw is arranged at one end of the second universal ball head, a fixing hole through which the fixing screw penetrates is formed in the top of the universal ball sleeve, and a fixing nut is sleeved on the part, through which the fixing screw penetrates, of the fixing hole.
Preferably, the centre gripping is even the arm including being located the first vertical section of fixed baseplate, and the one end that control assembly was kept away from to first vertical section extends there is the slope section, and the one end that first vertical section was kept away from to the slope section is connected with the vertical section of second, and the one end and the guide base section of thick bamboo fixed connection of slope section are kept away from to the vertical section of second.
Preferably, the control assembly comprises a control substrate fixedly connected with the side surface of the fixed base, a U-shaped screw seat is arranged on the control substrate, the open end of the screw seat is contacted with the control substrate, and threaded holes for the control screw to pass through are formed in the side surface of the control substrate and the closed end of the screw seat;
preferably, the control screw rod is a double-rotation-direction screw rod, the two ends of the control screw rod are respectively sleeved with a first nut seat and a second nut seat, the two ends of the first nut seat are hinged with control connecting rods, one end, far away from the nut seats, of each control connecting rod is hinged with the clamping connecting arm, and the second nut seat is connected with one end of the connecting rope.
The invention has the beneficial effects that:
1. the fixing base and the supports can form a mounting base of the whole guide device, and the mounting base is used for ensuring that the central lines of the two clamping connecting arms are positioned in the same plane so as to ensure that the central lines of the two guide assemblies are superposed; the two clamping connecting arms are respectively connected with the supporting shaft in a rotating way through the first connecting plate and the second connecting plate, and then the two clamping connecting arms form a scissor-type structure by taking the supporting shaft as a rotating shaft, so that the two guide assemblies can move towards or away from each other at the same time; because the rotating part is positioned in the rotating cavity, and the supporting shaft penetrates through the rotating part and the rotating cavity, the rotating part is superposed with the rotating axis of the first rotation, and the annular bulge is embedded into the annular groove, so that the position accuracy of the first rotating plate and the second rotating plate is ensured;
2. because the two clamping connecting arms are arranged in a mirror image manner, the axes of the two guide base cylinders on the clamping connecting arms are superposed, and the positions of the guide base cylinders relative to the patient can be changed by controlling the clamping connecting arms no matter where the position of the opening is located on the patient, so that the device is suitable for patients with different body positions; aiming at the problem that two guide assemblies in the existing clamping guide device can move oppositely, but the control mode of the movement distance is gear transmission, the movement distance of the gear transmission is larger, and the control of the small distance is not beneficial, therefore, the guide tube of the scheme always has the movement trend of extending out of the guide base cylinder under the action of the elastic mechanism, and the length of the guide tube extending out of the guide base cylinder can be controlled through the connecting rope, so that the clamping device is suitable for accurate clamping, and the drilling precision is further improved; the guide pipe and the guide base cylinder realize guide and positioning through the matching of the guide block and the guide groove, and the superposition precision of the central lines of the two guide assemblies is further improved;
3. by arranging the limiting mechanism, the limiting mechanism is matched with the inner wall of the fixed base to firmly clamp and fix the clamping connecting arms, so that the positions of the clamping connecting arms are not changed due to the rotation of the clamping connecting arms around the supporting shaft, and the supporting blocks are combined to support the clamping connecting arms, so that the change of the position relation of the clamping connecting arms under the action of gravity is avoided, and the structural stability of the mirror image arrangement of the two clamping connecting arms is ensured by the limiting mechanism and the supporting blocks;
4. the arrangement of the control assembly can control the length of the guide pipe extending out of the guide base cylinder and the distance between the two clamping connecting arms close to or away from each other, and after the two guide assemblies are adjusted to proper positions by the control assembly, the two hands of an operator are liberated, and the labor intensity of the operator is reduced; through the hinging of the binding assembly and the fixed base, the position of the binding assembly can be adjusted, and then the binding position is adjusted, so that the clamping device is suitable for clamping at different positions.
Drawings
Fig. 1 is a schematic structural view of a guide device for orthopedic surgery.
Fig. 2 is a schematic view of the internal cross-section of a first connecting plate of a guide device for bone surgery.
Fig. 3 is a schematic view showing an internal cross-section of a fixing base of a guide device for orthopedic surgery.
Fig. 4 is a schematic view of a rotary outlet of a guide device for orthopedic surgery.
Fig. 5 is a schematic cross-sectional view of a guide assembly of a guide device for use in orthopedic surgery in a forward direction.
Fig. 6 is a schematic cross-sectional view of a guide assembly of a guide device for use in orthopedic surgery in a left side view.
Fig. 7 is a schematic view of a control assembly of a guide device for use in orthopedic surgery.
Wherein, 1, fixing the base; 2. a support shaft; 3. a first rotating plate; 4. a second rotating plate; 401. an annular convex ring; 5. a clamping link arm; 6. a support block; 7. a guide base cylinder; 8. a guide tube; 9. a guide block; 10. a limiting rod; 11. a limiting plate; 12. an elastic rod member; 13. bundling the bottom plate; 14. a first universal ball head; 15. fixing the screw rod; 16. a control substrate; 17. a screw seat; 18. controlling the screw; 19. a control link.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined and defined in the appended claims, and all matters produced by the invention using the inventive concept are protected.
As shown in fig. 1 to 6, the present scheme provides a guiding device for orthopedic surgery, which comprises a fixing base 1 with a hollow structure, a supporting shaft 2 is arranged in the fixing base 1, a first rotating plate 3 and a second rotating plate 4 are sleeved on the supporting shaft 2, a rotating cavity is arranged in the first rotating plate 3, a rotating outlet communicated with the rotating cavity is formed in one side of the first rotating plate 3, a connecting through hole penetrating through the rotating cavity and matched with the supporting shaft 2 is formed in the top surface of the first rotating plate 3, the second rotating plate 4 comprises a rotating portion located in the rotating cavity and sleeved on the supporting shaft 2, a connecting portion penetrating through the rotating outlet extends from the side surface of the rotating portion, an annular convex ring 401 is arranged on the top surface of the rotating portion, and an annular groove wrapping the annular convex ring 401 is formed in the inner wall of the rotating cavity;
the connecting part and one end of the first rotating plate 3, which is far away from the supporting shaft 2, are provided with clamping connecting arms 5 which penetrate through the fixing base 1, the two clamping connecting arms 5 are arranged in a mirror image manner, one side of each clamping connecting arm 5, which is far away from the supporting shaft 2, is provided with a limiting mechanism, a supporting block 6 is arranged on the inner wall of the fixing base 1 below each clamping connecting arm 5, and the top end of the fixing base 1 is hinged with a binding assembly;
one end of each clamping connecting arm 5 is provided with a guide assembly, a control assembly is arranged between the other ends of the two clamping connecting arms 5, a control part of the control assembly is hinged with the clamping connecting arms 5, and the control assembly is used for controlling the two clamping connecting arms 5 to approach or depart from each other;
the guide assembly comprises a guide base cylinder 7 which is fixedly connected with the clamping connecting arm 5 and is of a hollow tubular structure, a guide pipe 8 of a tubular structure is arranged in the guide base cylinder 7, two guide blocks 9 are symmetrically arranged on the pipe wall of the guide pipe 8 by taking the axis of the guide pipe as the axis of symmetry, a guide groove in which the guide blocks 9 are embedded is formed in the inner wall of the guide base cylinder 7, one end of each guide block 9 is provided with an elastic mechanism, the elastic mechanism is connected with one end of the guide base cylinder 7 and located in the guide groove, and the elastic mechanism is connected with the control assembly through a connecting rope.
Specifically, first rotor plate 3 includes upper plate and lower plate, and the rotation groove that is used for forming the rotation chamber is all seted up to one side of upper plate and lower plate contact, and the one end that centre gripping even arm 5 was kept away from to upper plate and lower plate all sets up the fixed through hole who is connected with fixing bolt. The arrangement of the upper bottom plate and the lower bottom plate facilitates the rotation part of the second rotating plate 4 to be placed in the rotation cavity, and meanwhile, the annular convex ring 401 is embedded into the rotation groove, so that the stability of the mirror image structure of the two clamping connecting arms 5 is ensured.
Wherein, the rotating part is a circular plate, and the annular convex ring 401 is located at the edge of the rotating part. The shape and the ring board adaptation in rotation groove are favorable to first commentaries on classics board 3 and the rotation of second commentaries on classics board 4, have decided the turned angle of second commentaries on classics board 4 with the rotation export width size that rotates the chamber intercommunication simultaneously, have avoided two centre gripping to link the clearance of arm 5 too big. In addition, the clamping link arm 5 is provided with a plurality of guide rings through which the connecting ropes pass, the guide rings are used for regulating the paths through which the connecting ropes pass, and simultaneously the guide rings tighten the connecting ropes so as to adjust the guide pipes 8, and preferably, the connecting ropes are made of non-elastic materials.
As shown in fig. 3, the present embodiment is further modified: stop gear includes the gag lever post 10 with 5 fixed connection of centre gripping even arm, and the gag lever post 10 is kept away from the one end that the centre gripping even arm 5 is equipped with limiting plate 11, and the spacing groove of limiting plate 11 embedding is seted up to the inner wall of fixed baseplate 1, and limiting plate 11 can slide at the spacing groove. Limiting plate 11 rotates along with the rotation of centre gripping even arm 5 under the effect of gag lever post 10, and limiting plate 11 and spacing groove sliding contact realize linking arm 5's restriction to the centre gripping, have avoided the centre gripping to link arm 5's position relation to change, and stop gear cooperatees with first link plate 3 and second link plate 4, ensures the two centre gripping that the mirror image set up and links arm 5's structural stability.
As shown in fig. 3, further technical solution: the limiting rod 10 is an elastic rod, the limiting plate 11 is an arc-shaped plate, and the cross section of the limiting groove is arc-shaped. Adopt the elastic rod to connect limiting plate 11 and centre gripping even arm 5, be convenient for adapt to the rotation that the arm 5 was even in the centre gripping, the setting of arc helps guaranteeing that the arm 5 position of centre gripping keeps unchanged all the time simultaneously.
As shown in fig. 5 and fig. 6, the present embodiment is further modified: the section of the guide groove is fan-shaped, and the shape of the guide block 9 is matched with that of the guide groove;
the elastic mechanism comprises an elastic rod piece 12, two ends of the elastic rod piece are respectively fixedly connected with the guide block 9 and the guide base cylinder 7, one end of the elastic rod piece 12, which is connected with the guide block 9, is connected with one end of the connecting rope, and a connecting channel through which the connecting rope passes is arranged in the elastic rod piece 12.
Adopt sectorial guide way, not only help promoting the cooperation precision of guide block 9 and guide way, can play the supporting role to elastic mechanism gas in addition, the setting of elastic rod spare 12 can make guiding tube 8 have the outside trend of stretching out of guide base section of thick bamboo 7 all the time, stretches out the length size that guide base section of thick bamboo 7 stretched out through connecting rope control guiding tube 8.
As shown in fig. 5 and fig. 6, further technical solution: a second guide piece is further arranged on the outer wall of the guide tube 8, the second guide piece is positioned between the two guide blocks 9, the section of the second guide piece is arc-shaped, and a second guide groove matched with the second guide piece is formed in the guide base cylinder 7;
one end of the guide base cylinder 7 is provided with a limiting ring along the radial direction inwards, one end of the elastic rod 12 is fixedly connected with the limiting ring, and the limiting ring is provided with a through hole through which the connecting rope passes.
The second guide member is positioned on the symmetrical center line of the two guide blocks 9, and the guide pipe 8 of the guide pipe 8 can be prevented from moving along the direction vertical to the symmetrical center line (the symmetrical center line of the two guide blocks 9) by the second guide member; the arrangement of the limiting ring can ensure the normal work of the elastic mechanism.
As shown in fig. 3, the present embodiment is further modified: the binding assembly comprises a binding bottom plate 13, a universal ball sleeve is arranged in the middle of the binding bottom plate 13, and a first universal ball head 14 embedded in the universal ball sleeve is arranged on the top surface of the fixed base 1;
a second ball head hole is formed in the top of the first universal ball head 14, a second universal ball head is arranged in the second ball head hole, a fixing screw 15 is arranged at one end of the second universal ball head, a fixing hole through which the fixing screw 15 penetrates is formed in the top of the universal ball sleeve, and a fixing nut is sleeved on the part, through which the fixing screw 15 penetrates, of the fixing hole.
When the second universal ball head is hinged with the first universal ball head 14, after the bundling bottom plate 13 rotates, the fixing nut is matched with the fixing screw rod 15 to limit the rotation of the bundling bottom plate 13, and further, in order to better fix the bundling bottom plate 13, an arc-shaped groove is formed in one end, in contact with the bundling bottom plate 13, of the fixing nut.
As shown in fig. 1 and fig. 2, the present embodiment is further modified: the clamping connecting arm 5 comprises a first vertical section located in the fixed base 1, an inclined section extends from one end, away from the control assembly, of the first vertical section, a second vertical section is connected to one end, away from the first vertical section, of the inclined section, and one end, away from the inclined section, of the second vertical section is fixedly connected with the guide base barrel 7.
Through the setting of first vertical section, slope section and second vertical section, can make the interval grow between two guide assemblies, be applicable to the centre gripping of different positions.
As shown in fig. 1 and fig. 7, the present embodiment is further modified: the control assembly comprises a control substrate 16 fixedly connected with the side surface of the fixed base 1, a U-shaped screw seat 17 is arranged on the control substrate 16, the open end of the screw seat 17 is contacted with the control substrate 16, and threaded holes through which the control screws 18 penetrate are formed in the side surface of the control substrate 16 and the closed end of the screw seat 17;
the control screw 18 is a double-rotation-direction screw, the two ends of the control screw 18 are respectively sleeved with a first nut seat and a second nut seat, the two ends of the first nut seat are hinged with control connecting rods 19, one ends, far away from the nut seats, of the control connecting rods 19 are hinged with the clamping connecting arm 5, and the second nut seats are connected with one ends of the connecting ropes.
After the control screw 18 rotates, the first nut seat and the second nut seat are driven to move in opposite directions or move away from each other, so that the movement of the guide tube 8 and the guide base cylinder 7 is controlled simultaneously, the adjusting time of the clamping connecting arm 5 is reduced, meanwhile, the self-locking structure of the control screw 19 and the first nut seat and the self-locking structure of the second nut seat are utilized, manual maintenance is not needed after the adjustment is in place, and the labor intensity of operators is effectively reduced; further, the first nut seat and the second nut seat can be connected with the inner wall of the fixed base 1 in a sliding mode, and therefore the sliding direction of the first nut seat and the sliding direction of the second nut seat are kept unchanged.
Claims (10)
1. A guiding device for orthopedic surgery is characterized in that the guiding device comprises a fixing base (1) with a hollow structure, a supporting shaft (2) is arranged in the fixed base (1), a first rotating plate (3) and a second rotating plate (4) are sleeved on the supporting shaft (2), a rotating cavity is arranged in the first rotating plate (3), and one side of the first rotating plate (3) is provided with a rotating outlet communicated with the rotating cavity, the top surface of the first rotating plate (3) is provided with a connecting through hole which penetrates through the rotating cavity and is matched with the supporting shaft (2), the second rotating plate (4) comprises a rotating part which is positioned in the rotating cavity and sleeved on the supporting shaft (2), a connecting part penetrating through the rotating outlet extends from the side surface of the rotating part, an annular convex ring (401) is arranged on the top surface of the rotating part, and an annular groove wrapping the annular convex ring (401) is formed in the inner wall of the rotating cavity;
clamping connecting arms (5) penetrating through the fixed base (1) are arranged at the connecting part and one end, far away from the supporting shaft (2), of the first rotating plate (3), the two clamping connecting arms (5) are arranged in a mirror image mode, a limiting mechanism is arranged on one side, far away from the supporting shaft (2), of each clamping connecting arm (5), a supporting block (6) is arranged on the inner wall of the fixed base (1) below each clamping connecting arm (5), and a binding assembly is hinged to the top end of the fixed base (1);
one end of each clamping connecting arm (5) is provided with a guide assembly, a control assembly is arranged between the other ends of the two clamping connecting arms (5), a control part of the control assembly is hinged with the clamping connecting arms (5), and the control assembly is used for controlling the two clamping connecting arms (5) to approach or depart from each other;
the guide subassembly include with centre gripping is arm (5) fixed connection and is hollow tubular structure's guide base section of thick bamboo (7) even, be equipped with tubular structure's guiding tube (8) in guide base section of thick bamboo (7), use its axis to be equipped with two guide block (9) as symmetry axis symmetry on the pipe wall of guiding tube (8), just seted up on the inner wall of guide base section of thick bamboo (7) the guide way of guide block (9) embedding, the one end of guide block (9) is equipped with elastic mechanism, elastic mechanism with the one end of guide base section of thick bamboo (7) is connected, just elastic mechanism is located in the guide way, elastic mechanism through connect the rope with control assembly connects.
2. The guiding device for orthopedic surgery according to claim 1, characterized in that the first rotating plate (3) comprises an upper plate and a lower plate, wherein one side of the upper plate contacting with the lower plate is provided with a rotating groove for forming the rotating cavity, and one end of the upper plate and one end of the lower plate far away from the clamping connecting arm (5) are provided with fixing through holes connected with fixing bolts.
3. Guide device for orthopaedic surgery according to claim 1, characterized in that said rotary part is a circular ring plate and said annular protruding ring (401) is located at the edge of said rotary part.
4. The guiding device for orthopedic surgery according to claim 1, characterized in that the limiting mechanism comprises a limiting rod (10) fixedly connected with the clamping connecting arm (5), a limiting plate (11) is arranged at one end of the limiting rod (10) far away from the clamping connecting arm (5), a limiting groove in which the limiting plate (11) is embedded is formed in the inner wall of the fixing base (1), and the limiting plate (11) can slide in the limiting groove.
5. The guiding device for orthopedic surgery according to claim 4, characterized in that the limiting rod (10) is an elastic rod, the limiting plate (11) is an arc-shaped plate, and the cross section of the limiting groove is arc-shaped.
6. Guide device for orthopaedic surgery according to claim 1, characterized in that the section of said guide groove is sector-shaped and the shape of said guide block (9) is adapted to the guide groove;
elastic mechanism includes both ends respectively with guide block (9) and elastic rod spare (12) of guide base section of thick bamboo (7) rigid coupling, elastic rod spare (12) and the one end that guide block (9) are connected with the one end of being connected the rope is connected, just be equipped with in elastic rod spare (12) connect the connecting channel that the rope passed.
7. The guiding device for orthopedic surgery according to claim 6, characterized in that a second guiding member is further disposed on the outer wall of the guiding tube (8), the second guiding member is located between the two guiding blocks (9), the cross section of the second guiding member is arc-shaped, and the guiding base (7) is opened with a second guiding groove adapted to the second guiding member;
one end of the guide base cylinder (7) is provided with a limiting ring along the radial direction inwards, one end of the elastic rod piece (12) is fixedly connected with the limiting ring, and the limiting ring is provided with a through hole through which the connecting rope passes.
8. The guiding device for orthopedic surgery according to claim 1, characterized in that the binding assembly comprises a binding bottom plate (13), a universal ball sleeve is arranged in the middle of the binding bottom plate (13), and a first universal ball head (14) embedded in the universal ball sleeve is arranged on the top surface of the fixing base (1);
a second ball head hole is formed in the top of the first universal ball head (14), a second universal ball head is arranged in the second ball head hole, a fixing screw rod (15) is arranged at one end of the second universal ball head, a fixing hole through which the fixing screw rod (15) penetrates is formed in the top of the universal ball sleeve, and a fixing nut is sleeved on the part, through which the fixing screw rod (15) penetrates, of the fixing hole.
9. Guide device for orthopaedic surgery according to claim 1, characterized in that said gripping link arm (5) comprises a first vertical section located in said fixed base (1), the end of said first vertical section remote from said control assembly extending with an inclined section, the end of said inclined section remote from said first vertical section being connected with a second vertical section, the end of said second vertical section remote from said inclined section being fixedly connected with said guide base cylinder (7).
10. The guiding device for orthopedic surgery according to claim 1, characterized in that the control assembly comprises a control base plate (16) fixedly connected with the side of the fixing base (1), a U-shaped screw seat (17) is arranged on the control base plate (16), the open end of the screw seat (17) is in contact with the control base plate (16), and the side of the control base plate (16) and the closed end of the screw seat (17) are both opened with a threaded hole for passing a control screw (18);
control screw rod (18) are the screw rod of bispin direction, just control screw rod (18) both ends are overlapped respectively and are equipped with first nut seat and second nut seat, first nut seat both ends all articulate there is control connecting rod (19), just control connecting rod (19) are kept away from the one end of nut seat with centre gripping is even arm (5) articulated, second nut seat with the one end of connecting the rope is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110258398.9A CN112998809B (en) | 2021-03-10 | 2021-03-10 | Guiding device for orthopedic surgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110258398.9A CN112998809B (en) | 2021-03-10 | 2021-03-10 | Guiding device for orthopedic surgery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112998809A CN112998809A (en) | 2021-06-22 |
| CN112998809B true CN112998809B (en) | 2022-03-25 |
Family
ID=76403624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110258398.9A Active CN112998809B (en) | 2021-03-10 | 2021-03-10 | Guiding device for orthopedic surgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112998809B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208709979U (en) * | 2017-12-06 | 2019-04-09 | 彭庆磊 | A kind of safe perforating device of orthopaedic medical treatment operation |
| CN111820999A (en) * | 2020-07-27 | 2020-10-27 | 青岛市市立医院 | Puncture device based on ultrasonic guidance |
| CN112294452A (en) * | 2020-11-02 | 2021-02-02 | 徐跃明 | Auxiliary drilling device for rapid positioning of distal carpal and forearm surgical operation |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5423826A (en) * | 1993-02-05 | 1995-06-13 | Danek Medical, Inc. | Anterior cervical plate holder/drill guide and method of use |
| CN202409045U (en) * | 2011-12-31 | 2012-09-05 | 宁波市鄞州云帆工程咨询有限公司 | Bone holding forceps with drilling and positioning functions |
| WO2016197327A1 (en) * | 2015-06-09 | 2016-12-15 | 佘承鑫 | Surgery guiding bone plate |
| CN105832398B (en) * | 2016-03-21 | 2018-08-21 | 段强民 | A kind of reduction forceps of bone of positioning and guiding |
| CN208784890U (en) * | 2017-12-20 | 2019-04-26 | 江一帆 | A kind of Medical orthopedic steel wire reset guiding device |
| CN109452966A (en) * | 2018-12-21 | 2019-03-12 | 上海市东方医院 | A kind of reduction forceps of bone of positioning and guiding |
| CN110393571B (en) * | 2019-06-24 | 2021-01-15 | 北京积水潭医院 | Osteotomy guiding device for unicompartmental knee replacement |
-
2021
- 2021-03-10 CN CN202110258398.9A patent/CN112998809B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208709979U (en) * | 2017-12-06 | 2019-04-09 | 彭庆磊 | A kind of safe perforating device of orthopaedic medical treatment operation |
| CN111820999A (en) * | 2020-07-27 | 2020-10-27 | 青岛市市立医院 | Puncture device based on ultrasonic guidance |
| CN112294452A (en) * | 2020-11-02 | 2021-02-02 | 徐跃明 | Auxiliary drilling device for rapid positioning of distal carpal and forearm surgical operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112998809A (en) | 2021-06-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1092464A (en) | Surgical retaining device | |
| DE102012025101A1 (en) | Active positioning device of a surgical instrument and a surgical robotic system comprising it | |
| AU2013249076A1 (en) | Repositionable medical instrument support systems, devices, and methods | |
| JP2005253987A (en) | Holding device | |
| WO2021232605A1 (en) | Wearable fracture reduction and rehabilitation integrated robot | |
| KR20090054996A (en) | Surgical retractor fixing device | |
| CN102551815A (en) | Suspension system for minimally invasive surgery | |
| CN112998809B (en) | Guiding device for orthopedic surgery | |
| CN102247180A (en) | Medical needle-holding forceps | |
| CN107736929B (en) | Fracture traction reduction method and device | |
| JP6906082B1 (en) | Endoscope holding device | |
| JP7150843B2 (en) | Head plate provided for operating table and movable with one hand | |
| CN115414125A (en) | Universal joint set, universal joint set driving mechanism and surgical robot | |
| US2079617A (en) | Combination rest bar and fracture stand | |
| CN113616278B (en) | Endoscope clamp capable of being bent | |
| CN210612100U (en) | Device for quickly mounting and adjusting arc-shaped laryngoscope frame | |
| CN110353802B (en) | Instrument for thoracic surgery endoscopic surgery | |
| CN213190192U (en) | Laparoscope supporting device for single-port laparoscopic surgery | |
| JP4618863B2 (en) | Retention system for auxiliary instruments in minimally invasive surgery | |
| CN209984279U (en) | Fracture traction reduction device | |
| CN215503336U (en) | Bone holding forceps for orthopedic surgery | |
| CN213309613U (en) | Shoulder arthroscope operation fixing frame | |
| CN110037800A (en) | A kind of operating robot auxiliary device | |
| CN220124817U (en) | Supporting device | |
| CN209899602U (en) | Traction rotation controller for lateral position shoulder arthroscopy operation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |