CN115607254B - Skull fixing nail convenient to use - Google Patents
Skull fixing nail convenient to use Download PDFInfo
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- CN115607254B CN115607254B CN202211636076.4A CN202211636076A CN115607254B CN 115607254 B CN115607254 B CN 115607254B CN 202211636076 A CN202211636076 A CN 202211636076A CN 115607254 B CN115607254 B CN 115607254B
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- clavicle
- skull
- fixing
- hole
- diameter
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/866—Material or manufacture
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/808—Instruments for holding or positioning bone plates, or for adjusting screw-to-plate locking mechanisms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/846—Nails or pins, i.e. anchors without movable parts, holding by friction only, with or without structured surface
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/107—Measuring physical dimensions, e.g. size of the entire body or parts thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/107—Measuring physical dimensions, e.g. size of the entire body or parts thereof
- A61B5/1072—Measuring physical dimensions, e.g. size of the entire body or parts thereof measuring distances on the body, e.g. measuring length, height or thickness
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6848—Needles
Abstract
The invention relates to a skull fixing nail convenient to use, which comprises a clavicle structure, a connecting structure and a measuring structure; the clavicle structure comprises two clavicle fixing pieces, the connecting structure is divided into two parts which are movably connected, and the connecting structure is fixed between the two clavicle fixing pieces; a tightening structure is arranged above the clavicle structure and connected with the connecting structure; the clavicle structure is placed at the skull by the mode, the relative position between the upper clavicle fixing piece and the lower clavicle fixing piece is adjusted by the aid of the tightening structure and the connecting structure, the measuring structure is a separated structure, and the thickness of the skull of the infant patient is measured by the measuring structure before the skull fixing nail is used.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a skull fixing nail convenient to use.
Background
For the operation that needs to carry out the skull incision, when the flap resets, often need use the artifical implant material except that the suture to guarantee the skull accurate to counterpoint, reduce the emergence of postoperative flap aversion. For children, the material is firm, and the influence on the natural growth of the skull is reduced as much as possible, so that some manufacturers develop absorbable skull fixing nails mainly made of absorbable polyester materials. The product consists of two absorbable connecting sheets and non-absorbable sutures which are oppositely placed, wherein one side of each connecting sheet, which faces to the exposed bone, is provided with a serrated edge for occluding the skull, and two symmetrical plastic columns are respectively used for mutually anchoring the connecting sheets and the bone seams.
The existing absorbable skull fixing nail can solve the problems that a metal connecting sheet cannot absorb and the growth of the skull is limited. However, the thickness of the skull of a child patient is greatly different from that of an adult, and in the diseases of hydrocephalus, arachnoid cyst, craniosynostosis and the like which are possibly subjected to extensive or local intracranial pressure increase, the skull of a child patient is very thin, but the sizes of the plastic columns on the two sides of the existing absorbable skull fixing nail are fixed, so that the skull fixing nail is not suitable for all children patients. For the infant with a thin skull, the connecting sheet can not tightly fix the bone flap with the surrounding skull; the skull thickness cannot be measured and a proper skull fixation nail can be selected according to the measurement result.
The invention aims at the problems and provides a skull fixing nail which is convenient to use.
Disclosure of Invention
In order to overcome the problems presented in the background art, the present invention provides a skull fixation nail that is convenient to use.
A skull fixing nail convenient to use comprises a clavicle structure, a connecting structure and a measuring structure; the clavicle structure comprises two clavicle fixing pieces, the connecting structure is divided into two parts, the two parts are movably connected, and the connecting structure is fixed between the two clavicle fixing pieces; a tightening structure is arranged above the clavicle structure and connected with the connecting structure; the clavicle structure is placed at the skull by the mode, the relative position between the upper clavicle fixing piece and the lower clavicle fixing piece is adjusted by the aid of the tightening structure and the connecting structure, the measuring structure is a separated structure, and the thickness of the skull of the infant patient is measured by the measuring structure before the skull fixing nail is used.
Further, the clavicle fixing sheet is circular, the diameter of the clavicle fixing sheet is 2-4cm, and the thickness of the clavicle fixing sheet is 2-5mm; the clavicle fixing piece is made of absorbable material.
Furthermore, the edge of the inner side or the inner side and the outer side of the clavicle fixing piece is provided with a sawtooth structure for occluding the skull, so that the occlusion is tighter in the using process and the relative movement cannot occur.
Furthermore, a fixing plate is arranged on the inner side of the clavicle fixing piece, and the strength of the joint of the clavicle fixing piece and the tightening structure can be enhanced through the fixing plate.
Furthermore, set up a plurality of through wires hole in the middle of the clavicle stationary blade, preferably, the through wires hole sets up four.
Further, connection structure includes spliced pole and spread groove, and spliced pole diameter less than or equal to spread groove internal diameter, spliced pole stretch into in the spread groove and take place to reciprocate, and the distance of two clavicle stationary blades can be controlled through flexible mode to the two.
Further, the connecting columns are arranged at two ends of the fixing plate of the upper clavicle fixing piece or the fixing plate of the lower clavicle fixing piece, and the connecting grooves are arranged at two ends of the fixing plate of the lower clavicle fixing piece or the fixing plate of the upper clavicle fixing piece; the connecting column corresponds to the upper and lower positions of the connecting groove.
Or the connecting structure is connecting columns arranged at two ends of a fixing plate of the upper clavicle fixing piece and a fixing plate of the lower clavicle fixing piece, and the upper connecting column and the lower connecting column are arranged in a crossed manner; under the upward-looking state, the projected pattern of the upper connecting column is not intersected with the projected pattern of the lower connecting column.
Further collar-bone structure and connection structure set up different sizes, to the stationary blade of different skull thickness ranges. Different sizes of fixation pieces are selected for the skull with different thickness ranges.
Further, the connecting column and the connecting groove are cylindrical, and the arrangement can ensure that the occupied space in the skull slit is minimum.
Furthermore, the tightening structure comprises an outer sleeve, an inner sleeve and a suture, the suture is fixed on the inner sleeve, the inner sleeve is arranged in the outer sleeve, and the inner sleeve is movably connected with the outer sleeve.
Furthermore, the suture thread sequentially passes through the threading holes of the two clavicle fixing pieces, after the last threading hole extends out, the rest thread is tied on the suture thread connected with the inner sleeve, and the two clavicle fixing pieces can be tightened by pulling the inner sleeve; the suture is made of absorbable material.
Furthermore, the outer sleeve is cylindrical, the lower end of the outer sleeve is conical, a first hole is formed in the cylindrical part, a second hole is formed in the conical part, the diameter of the first hole is larger than that of the second hole, and a boss is formed at the joint of the first hole and the second hole in the outer sleeve;
furthermore, the handle is arranged on the upper part of the outer sleeve, so that the operation is more convenient.
Further, interior sleeve pipe is cylindrical, and interior sleeve pipe length is greater than outer sleeve pipe length, and the lower extreme sets up a pin, and the suture is fixed to the pin, and the pin diameter is less than the second hole diameter, and interior sheathed tube diameter is greater than the second hole diameter, guarantees that the pin can stretch out and interior sleeve pipe can not fall out in the second hole.
Further, interior sleeve pipe cylindrical portion surface sets up the scale mark, and the scale mark is from last down setting, and interior sleeve pipe pin stretches out in outer tube second hole, and cylindrical portion top is on the boss, and interior sleeve pipe upper end and outer tube top parallel and level department set up to scale 0.
Furthermore, the upper end of the inner sleeve is provided with a lower operating part, so that the tightening structure is more convenient to operate.
Further, the measuring structure comprises a fixed part and a movable part; the moving piece is movably connected with the fixed piece, and the moving piece slides up and down along the fixed piece.
Further, the fixing piece is arranged to be a cylindrical long rod, the diameter of the cylindrical long rod is smaller than the width of a skull slit of a child patient, and a blocking protrusion I is arranged at the bottom of the side face of the cylindrical long rod.
Furthermore, the outside face of mounting sets up the scale mark, and the scale mark is from up setting down, and the upper surface that the card was died suddenly is set up to scale 0.
Furthermore, the moving part is a first circular ring, the inner diameter of the first circular ring is larger than or equal to the diameter of the fixing part, and a protruding structure is arranged at the top of the first circular ring and facilitates operation of medical workers.
Furthermore, a connecting rod is arranged at the bottom of the first circular ring, and the top view of the connecting rod is in a minor arc shape, so that the arrangement is convenient for reading.
Further, the lower side of the connecting rod is provided with a second circular ring, the bottoms of the two sides of the circular ring are provided with a second clamping protrusion, the second circular ring is parallel to the first circular ring, when the fixing piece is used, the fixing piece extends into a gap of the skull of the infant, the first clamping protrusion is clamped on the inner side of the skull of the infant, the moving piece is adjusted, the second clamping protrusion is clamped on the outer side of the skull of the infant, reading is conducted, and clavicle structures and connecting structures of different models are selected according to data.
The invention has the beneficial effects that: the invention has reasonable structure; the clavicle fixing piece can be better contacted with the head by arranging the zigzag structure on the clavicle fixing piece, so that the clavicle fixing piece is prevented from moving relative to the head; by arranging the telescopic connecting structure, the clavicle fixing piece can be tightly fixed on the skull of the infant, so that the infant is more comfortable to use, and the instrument has better stability; can measure infant's skull thickness through setting up measurement structure, select for use the skull staple of equidimension not according to measured skull thickness, it is more pertinent to treat, is favorable to infant's skull healing, also has more clear understanding to infant's of different age brackets skull thickness simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic view of the clavicle fixing plate of the invention;
FIG. 3 is a cross-sectional view of a clavicle structure of the invention;
FIG. 4 is a schematic structural view of the outer sleeve according to the present invention;
FIG. 5 is a cross-sectional view of an outer sleeve according to the present invention;
FIG. 6 is a schematic view of the construction of the inner casing of the present invention;
FIG. 7 is a cross-sectional view of the mating of the inner and outer sleeves of the present invention;
FIG. 8 is a schematic view of a measurement configuration according to the present invention;
FIG. 9 is a cross-sectional view of a measurement configuration of the present invention;
in the figure, 1, a clavicle fixing piece; 2. connecting columns; 3. connecting grooves; 4. a fixing plate; 5. threading holes; 6. sewing; 7. an outer sleeve; 8. an inner sleeve; 9. a handle; 10. a fixing member; 11. a protrusion structure; 12. a moving member; 13. a saw-toothed structure; 14. a first hole; 15. a second hole; 16. scale lines; 17. an operation section; 18. a thin rod; 19. a connecting rod; 20. a second circular ring; 21. a second blocking protrusion; 22. the card is locked to be protruded.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below by specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and other advantages and effects of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. The present invention can be implemented or applied by other different specific embodiments, and the features in the following embodiments and embodiments can be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 to 9, the skull fixing nail convenient to use in the present embodiment includes a clavicle structure, a connecting structure and a measuring structure; the clavicle structure comprises two clavicle fixing pieces 1, the connecting structure is divided into two parts which are movably connected, and the connecting structure is fixed between the two clavicle fixing pieces 1; a tightening structure is arranged above the clavicle structure and is connected with the connecting structure; the clavicle structure is placed at the skull by the mode, the relative position between the upper and lower clavicle fixing pieces 1 is adjusted by utilizing the tightening structure and the connecting structure, the measuring structure is a separated structure, and the thickness of the skull of the infant patient is measured by the measuring structure before the skull fixing nail is used.
Example 2
Referring to fig. 1 to 3, on the basis of embodiment 1, the following technical features are added in this embodiment: (the following specific arrangements of the connecting tabs and structures): the clavicle fixing piece 1 is circular, the diameter is 2-4cm, and the thickness is 2-5mm; the clavicle fixing piece 1 is made of absorbable material.
The sawtooth-shaped structures 13 are arranged on the inner side or the edges of the inner side and the outer side of the clavicle fixing piece 1 and are used for occluding the skull, so that the occlusion is tighter in the using process, and relative movement cannot occur. The inner side of the clavicle fixing piece 1 is provided with a fixing plate 4, and the strength of the joint of the clavicle fixing piece 1 and the tightening structure can be enhanced by the fixing plate. The middle of the clavicle fixing piece 1 is provided with a plurality of threading holes 5, preferably, the threading holes 5 are four. The clavicle fixing piece 1 is made of absorbable material.
The connection structure comprises a connection column 2 and a connection groove 3, the diameter of the connection column 2 is smaller than or equal to the inner diameter of the connection groove 3, the connection column 2 extends into the connection groove 3 and moves up and down, and the distance between the connection column 2 and the connection groove can be controlled in a telescopic mode to control the distance between two clavicle fixing pieces 1. The connecting column 2 is arranged at two ends of the fixing plate 4 of the upper clavicle fixing piece 1 or the fixing plate 4 of the lower clavicle fixing piece 1, and the connecting groove 3 is arranged at two ends of the fixing plate 4 of the lower clavicle fixing piece 1 or the fixing plate 4 of the upper clavicle fixing piece 1; the connecting column 2 corresponds to the upper and lower positions of the connecting groove 3.
Or the connecting structure is connecting columns 2 arranged at two ends of the fixing plate 4 of the upper clavicle fixing piece 1 and the fixing plate 4 of the lower clavicle fixing piece 1, and the connecting column 2 at the upper part and the connecting column 2 at the lower part are arranged in a crossed manner; in the upward viewing state, the projected pattern of the upper connecting column 2 is not intersected with the projected pattern of the lower connecting column 2.
Further the clavicle structure and the connecting structure are provided with different sizes, aiming at fixing sheets with different skull thickness ranges. Different sizes of fixation pieces are selected for the skull with different thickness ranges.
The connecting post 2 and connecting slot 3 are cylindrical in shape, which ensures that the space occupied in the skull cleft is minimized.
Example 3
Referring to fig. 1,4-7, on the basis of embodiment 1-2, the following technical features (the following specific setting is performed on the tightening structure) are added in this embodiment: the tightening structure comprises an outer sleeve 7, an inner sleeve 8 and a suture 6, the suture 6 is fixed on the inner sleeve 8, the inner sleeve 8 is arranged in the outer sleeve 7, and the inner sleeve 8 is movably connected with the outer sleeve 7.
The suture 6 sequentially passes through the threading holes 5 of the two clavicle fixing pieces 1, after the last threading hole 5 extends out, the rest threads are tied on the suture 6 connected with the inner sleeve 8, and the two clavicle fixing pieces 1 can be tightened by pulling the inner sleeve 8; the suture 6 is made of absorbable material 6.
The outer sleeve 7 is cylindrical, the lower end of the outer sleeve is conical, a first hole 14 is formed in the cylindrical part, a second hole 15 is formed in the conical part, the diameter of the first hole 14 is larger than that of the second hole 15, and a boss is formed at the joint of the first hole 14 and the second hole 15 in the outer sleeve 7;
the handle 9 is arranged at the upper part of the outer sleeve 7, so that the operation is more convenient. Interior sleeve pipe 8 is cylindrical, and interior sleeve pipe 8 length is greater than outer tube 7 length, and the lower extreme sets up a pin 18, and the suture 6 is fixed to pin 18, and pin 18 diameter is less than second hole 15 diameter, and the diameter of interior sleeve pipe 8 is greater than second hole 15 diameter, guarantees that pin 18 can stretch out and interior sleeve pipe 8 can not fall out in second hole 15. Interior sleeve pipe 8 cylindrical portion surface sets up scale mark 16, and scale mark 16 is from last down setting, and interior sleeve pipe 8 pin 18 stretches out in outer tube 7 second hole 15, and the cylindrical portion top is on the boss, and interior sleeve pipe 8 upper end sets up to scale 0 with 7 top parallel and level departments of outer tube.
The upper end of the inner sleeve 8 is provided with a lower operating part 17, so that the tightening structure is more convenient to operate.
Example 4
Referring to fig. 8 to 9, on the basis of embodiments 1 to 3, the following technical features (the following specific settings are made for the measurement structure) are added in this embodiment: the measuring structure comprises a fixed part 10 and a movable part 12; the moving member 12 is movably connected to the fixed member 10, and the moving member 12 slides up and down along the fixed member 10.
The fixing piece 10 is a cylindrical long rod, the diameter of the cylindrical long rod is smaller than the width of a skull slit of a child patient, and a blocking protrusion I22 is arranged at the bottom of the side face of the cylindrical long rod.
The outer side surface of the fixing member 10 is provided with scale marks 16, the scale marks 16 are arranged from bottom to top, and the upper surface of the clamping protruding part 22 is provided with a scale 0.
The moving part 12 is a first circular ring, the inner diameter of the first circular ring is larger than or equal to the diameter of the fixing part 10, the top of the first circular ring is provided with a protruding structure 11, and the protruding structure 11 is convenient for medical staff to operate.
A connecting rod 19 is arranged at the bottom of the first circular ring, and the top view of the connecting rod 19 is in a minor arc shape, so that the arrangement is convenient to read.
The lower side of the connecting rod 19 is provided with a second ring 20, the bottom of the side face of the second ring 20 is provided with a second deadlocking projection 21, the second ring 20 is parallel to the first ring, when the fixing piece 10 is used, the fixing piece 10 extends into a gap of the skull of the infant, the first deadlocking projection 22 is clamped on the inner side of the skull of the infant, the moving piece 12 is adjusted, the second deadlocking projection 21 is clamped on the outer side of the skull of the infant, reading is conducted, and different models of clavicle structures and connecting structures are selected according to data.
The above description of the embodiments is only for the understanding of the present invention. It should be noted that modifications could be made to the invention without departing from the principle of the invention, which would also fall within the scope of the claims of the invention.
Claims (9)
1. A skull fixing nail convenient to use comprises a clavicle structure, a connecting structure and a measuring structure, and is characterized in that the clavicle structure comprises two clavicle fixing pieces, the connecting structure is divided into two parts, the two parts are movably connected, and the connecting structure is fixed between the two clavicle fixing pieces; a tightening structure is arranged above the clavicle structure and connected with the connecting structure; the clavicle structure is placed at the skull, and the relative position between the upper and lower clavicle fixing pieces is adjusted by utilizing the tightening structure and the connecting structure; the tightening structure comprises an outer sleeve, an inner sleeve and a suture, the suture is fixed on the inner sleeve, the inner sleeve is arranged in the outer sleeve, and the inner sleeve is movably connected with the outer sleeve; the measuring structure is a separated structure, and the thickness of the skull of the infant patient is measured through the measuring structure before the skull fixing nail is used; the measuring structure comprises a fixed part and a movable part; the moving piece is movably connected with the fixed piece and slides up and down along the fixed piece; the fixing piece is a cylindrical long rod, the diameter of the cylindrical long rod is smaller than the width of a skull slit of an infant, and a first clamping protrusion is arranged at the bottom of the side surface of the cylindrical long rod; the outer side face of the fixing piece is provided with scale marks, the scale marks are arranged from bottom to top, and the upper surface of the clamping protrusion I is provided with a scale 0; the moving part is a first circular ring, the inner diameter of the first circular ring is larger than or equal to the diameter of the fixed part, and a protruding structure is arranged at the top of the first circular ring; the bottom of the first circular ring is provided with a connecting rod, and the top view of the connecting rod is in a minor arc shape; the lower side of the connecting rod is provided with a second circular ring, the bottoms of two sides of the second circular ring are provided with second clamping protrusions, and the second circular ring is parallel to the first circular ring.
2. The skull fixation nail convenient to use of claim 1, wherein the clavicle fixing plate is circular, has a diameter of 2-4cm and a thickness of 2-5mm; the clavicle fixing piece material is absorbable material, the edge of the inboard or inside and outside both sides of clavicle fixing piece sets up serration structure, sets up a plurality of through wires hole in the middle of the clavicle fixing piece.
3. A skull fixation nail for convenient use according to claim 1, wherein a fixation plate is provided inside the clavicle fixation plate.
4. The skull fixation nail convenient to use of claim 3, wherein the connecting structure comprises a connecting column and a connecting groove, the diameter of the connecting column is smaller than or equal to the inner diameter of the connecting groove, and the connecting column extends into the connecting groove and moves up and down.
5. The skull fixing nail convenient to use of claim 4, wherein the connecting column is provided at both ends of the fixing plate of the upper or lower clavicle fixing plate, and the connecting groove is provided at both ends of the fixing plate of the lower or upper clavicle fixing plate; the connecting column corresponds to the upper and lower positions of the connecting groove.
6. A skull fixation nail for convenient use according to claim 2, wherein the suture is threaded through the threaded holes of the two clavicle fixation plates in sequence, and after the last threaded hole has been extended, the remaining thread is tied to the inner cannula.
7. A skull fixation nail for convenient use according to claim 1, wherein the outer sleeve has a cylindrical shape and a conical lower end, a first hole is provided in the cylindrical shape, a second hole is provided in the conical portion, the diameter of the first hole is larger than that of the second hole, and a boss is formed at the junction of the first hole and the second hole in the outer sleeve.
8. The skull fixing nail convenient to use according to claim 1, wherein the inner sleeve is cylindrical, the length of the inner sleeve is greater than that of the outer sleeve, a thin rod is arranged at the lower end and used for fixing a suture, the diameter of the thin rod is smaller than that of the second hole, and the diameter of the inner sleeve is larger than that of the second hole.
9. A skull fixation nail for convenient use according to claim 8, wherein a lower operating portion is provided at the upper end of the inner cannula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211636076.4A CN115607254B (en) | 2022-12-20 | 2022-12-20 | Skull fixing nail convenient to use |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211636076.4A CN115607254B (en) | 2022-12-20 | 2022-12-20 | Skull fixing nail convenient to use |
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| CN115607254A CN115607254A (en) | 2023-01-17 |
| CN115607254B true CN115607254B (en) | 2023-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211636076.4A Active CN115607254B (en) | 2022-12-20 | 2022-12-20 | Skull fixing nail convenient to use |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105769318A (en) * | 2016-02-23 | 2016-07-20 | 周倩 | Skull lock |
| CN106725795A (en) * | 2016-10-13 | 2017-05-31 | 苏州希普生物科技有限公司 | Absorbable cephalic fixed lock system and application method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7615051B2 (en) * | 2003-02-21 | 2009-11-10 | Synthes Usa, Llc | Craniofacial fracture reduction assembly |
| US8206425B2 (en) * | 2009-07-31 | 2012-06-26 | Neurovention, LLC | Cranial fixation device |
| CN211534742U (en) * | 2019-11-29 | 2020-09-22 | 中国人民解放军总医院第六医学中心 | Skull fixing titanium clamp |
| CN214342546U (en) * | 2020-12-04 | 2021-10-08 | 张贺 | Skull lock convenient to installation |
| CN216933416U (en) * | 2022-01-12 | 2022-07-12 | 清源泰硕(北京)生物医疗科技有限公司 | Skull fixing device |
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2022
- 2022-12-20 CN CN202211636076.4A patent/CN115607254B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105769318A (en) * | 2016-02-23 | 2016-07-20 | 周倩 | Skull lock |
| CN106725795A (en) * | 2016-10-13 | 2017-05-31 | 苏州希普生物科技有限公司 | Absorbable cephalic fixed lock system and application method |
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| CN115607254A (en) | 2023-01-17 |
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