CN114557748B - Auxiliary device for skull fixation and use method thereof - Google Patents
Auxiliary device for skull fixation and use method thereof Download PDFInfo
- Publication number
- CN114557748B CN114557748B CN202210191861.7A CN202210191861A CN114557748B CN 114557748 B CN114557748 B CN 114557748B CN 202210191861 A CN202210191861 A CN 202210191861A CN 114557748 B CN114557748 B CN 114557748B
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- China
- Prior art keywords
- skull
- hole
- bone
- flap
- bone cement
- Prior art date
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- 210000003625 skull Anatomy 0.000 title claims abstract description 125
- 238000000034 method Methods 0.000 title abstract description 15
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 99
- 239000002639 bone cement Substances 0.000 claims abstract description 88
- 238000004080 punching Methods 0.000 claims abstract description 9
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000003796 beauty Effects 0.000 description 2
- 238000007428 craniotomy Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007917 intracranial administration Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- A61B17/1695—Trepans or craniotomes, i.e. specially adapted for drilling thin bones such as the skull
-
- 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
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8802—Equipment for handling bone cement or other fluid fillers
- A61B17/8805—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it
- A61B17/8811—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it characterised by the introducer tip, i.e. the part inserted into or onto the bone
-
- 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
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8802—Equipment for handling bone cement or other fluid fillers
- A61B17/8805—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it
- A61B17/8816—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it characterised by the conduit, e.g. tube, along which fluid flows into the body or by conduit connections
-
- 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
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8802—Equipment for handling bone cement or other fluid fillers
- A61B17/8805—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it
- A61B17/8825—Equipment for handling bone cement or other fluid fillers for introducing fluid filler into bone or extracting it characterised by syringe details
Abstract
The invention relates to the technical field of skull fixing devices, in particular to an auxiliary device for skull fixation and a use method thereof, which are characterized by comprising the following steps: a hole puncher for punching the inside of the skull on a section of the skull in the thickness direction and a section of the free bone flap in the thickness direction to form a skull hole on the skull and a bone flap hole on the free bone flap; a syringe; the double-pass head is communicated with the injector, and the injector is used for injecting bone cement into the double-pass head and injecting the bone cement into the skull hole and the bone flap hole by using the double-pass head; the skull hole and the bone flap hole are circular holes, and the double-pass head is of a cylinder structure; the double-pass head comprises a first shell and a second shell which are detachable, and after the bone cement injected into the skull hole and the bone flap hole is solidified, the first shell and the second shell are separated. The invention provides an auxiliary device for fixing skull by using bone cement and a using method thereof.
Description
Technical Field
The invention relates to the technical field of skull fixing devices, in particular to an auxiliary device for skull fixing and a using method thereof.
Background
The free bone flap is a bone block formed in the craniotomy, after the craniotomy is completed, besides the pressure reduction of the bone flap required to be abandoned at the intracranial high pressure, the free bone flap is required to be planted back to the skull and fixed so as to rebuild the integrity of the skull to the maximum extent, recover the protection of the skull to the content of the cranial cavity, reduce the complications such as subcutaneous effusion after the operation, and simultaneously endow the skull with the complete form, thereby achieving the beauty purpose.
In the related art, the bone cement fixing method has the advantages of simplicity and rapidness in operation, and when a patient using the bone cement to fix the bone performs X-ray, CT or MRI detection, the detected image does not generate artifacts. However, since bone cement has fluidity and takes time to set, it is difficult to apply it in performing skull fixation, and an auxiliary device for skull fixation is lacking.
Accordingly, in view of the above shortcomings, there is an urgent need for a skull fixation assistance device and method of use thereof.
Disclosure of Invention
The embodiment of the invention provides an auxiliary device for fixing skull and a using method thereof, which can provide an auxiliary device for fixing skull by using bone cement and a using method thereof.
In a first aspect, the present invention provides an auxiliary device for skull fixation, comprising:
a hole puncher for punching a skull hole on the skull and a bone flap hole on the free bone flap inward on a cross section of the skull in the thickness direction;
a syringe;
the injector is used for injecting bone cement into the double-pass head and injecting the bone cement into the skull hole and the bone flap hole by utilizing the double-pass head;
the skull hole and the bone flap hole are circular holes, and the double-pass head is of a cylinder structure;
the double-pass head comprises a first shell and a second shell which are detachable, and after bone cement injected into the skull hole and the bone flap hole is solidified, the first shell and the second shell are separated.
Preferably, the first housing is provided with a plug, the second housing is provided with a jack, and the plug and the jack are used for combining and separating the first housing and the second housing.
Preferably, the double-pass head comprises a main body and a connecting body, wherein the main body is communicated with the injector through the connecting body;
two discharge holes are formed in two ends of the main body, one discharge hole is used for injecting bone cement into the skull hole, and the other discharge hole is used for injecting bone cement into the bone flap hole.
Preferably, the injector is provided with a connecting port, and the connecting port is in threaded connection with the connecting body.
Preferably, the inner surface of the connecting port is provided with threads, and the outer surface of the connecting body is provided with threads.
Preferably, the distance between the two discharge holes is the same as the distance between the bone seam, and the bone seam is a gap between the skull bone and the free bone flap after the free bone flap is reset.
Preferably, one of the discharge ports has the same diameter as the skull hole and the other discharge port has the same diameter as the bone flap hole.
In a second aspect, the present invention also provides a method of using an auxiliary device for skull fixation according to any of the first aspects, the method comprising:
punching the inside of the skull bone in the cross section in the thickness direction and the free bone flap in the cross section in the thickness direction by using a punch to form a skull hole in the skull bone and a bone flap hole in the free bone flap;
injecting bone cement into the bi-pass head with the injector and injecting the bone cement into the skull hole and the bone flap hole with the bi-pass head; the double-pass head comprises a first shell and a second shell which are detachable;
and after the bone cement injected into the skull hole and the bone flap hole is solidified, separating the first shell from the second shell.
Preferably, the bi-pass head includes a body and a connection body, the body being in communication with the syringe through the connection body, after the step of injecting bone cement into the bi-pass head by the syringe and injecting the bone cement into the skull hole and the bone flap hole by the bi-pass head, before the step of separating the first housing and the second housing after the bone cement to be injected into the skull hole and the bone flap hole is cured, further comprising:
the syringe and the connector are separated and the bone cement in the body is compacted using the passage of the connector.
Preferably, after the step of punching the inside of the skull bone in the cross section in the thickness direction and the free bone flap in the cross section in the thickness direction using a punch, before the step of injecting bone cement into the bi-pass head using the syringe and injecting the bone cement into the skull bone hole and the bone flap hole using the bi-pass head, further comprising:
and polishing the orifice of the skull hole and the orifice of the bone flap hole to be smooth.
Compared with the prior art, the invention has at least the following beneficial effects:
in the present invention, the hole puncher is used to punch the inside of the skull and the section of the free bone flap in the thickness direction, and the skull hole is obtained on the skull and the bone flap hole is obtained on the free bone flap by the hole puncher, and the skull hole and the bone flap hole are used to provide the injection space for bone cement. The injector is used for injecting bone cement into the double-pass head, the double-pass head is used for injecting bone cement into the skull hole and the bone flap hole, the double-pass head can simultaneously inject bone cement into the skull hole and the bone flap hole with opposite orifices, the speed of filling bone cement is increased, and before the bone cement is solidified, the double-pass head also serves as a die of the bone cement to provide a solidification space for the bone cement of a bone seam part between the skull hole and the bone flap hole. The bi-pass head comprises a first shell and a second shell which are detachable, after the bone cement is solidified, the first shell and the second shell are separated, so that the solidified bone cement is kept complete, the solidified bone cement is connected between the skull hole and the bone flap hole, and the free bone flap is fixed on the skull.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a syringe and a bi-pass head in an auxiliary device for skull fixation provided by an embodiment of the present invention;
FIG. 2 is a schematic view of a hole punch in an auxiliary device for skull fixation provided by an embodiment of the present invention;
FIG. 3 is an exploded view of a bi-pass head in an auxiliary device for skull fixation provided by an embodiment of the present invention;
FIG. 4 is a schematic illustration of the use of a syringe and a two-way head in an auxiliary device for skull fixation provided by an embodiment of the present invention;
in the figure:
1-a puncher;
2-a syringe;
3-a double-pass head;
31-a first housing;
311-plugs;
32-a second housing;
321-jacks;
33-a body;
331-a discharge port;
a 34-linker;
10-skull;
101-skull hole;
20-free bone flap;
201-bone flap hole.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of protection of the present invention.
In the description of embodiments of the present invention, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance unless explicitly specified or limited otherwise; the term "plurality" means two or more, unless specified or indicated otherwise; the terms "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, it should be understood that the terms "upper", "lower", and the like used in the embodiments of the present invention are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present invention. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.
As shown in fig. 1-4, an embodiment of the present invention provides an auxiliary device for skull fixation, comprising:
a hole puncher 1 for punching a skull hole 101 formed in the skull 10 and a bone flap hole 201 formed in the free bone flap 20 by punching the skull 10 and the free bone flap 20 inward in a cross section in the thickness direction;
a syringe 2;
a bi-pass head 3 in communication with the injector 2, the injector 2 being adapted to inject bone cement into the bi-pass head 3 and into the skull hole 101 and the flap hole 201 using the bi-pass head 3;
both the skull hole 101 and the bone flap hole 201 are round holes, and the double-pass head 3 is of a cylinder structure;
the bi-pass head 3 includes a first housing 31 and a second housing 32 which are detachable, and the first housing 31 and the second housing 32 are separated after the bone cement injected into the skull hole 101 and the bone flap hole 201 is cured.
In the present invention, the hole punch 1 is used to punch the inside of the cross section in the thickness direction of the skull 10 and the free bone flap 20, and the skull hole 101 is obtained on the skull 10 and the bone flap hole 201 is obtained on the free bone flap 20 by the hole punch 1, and the skull hole 101 and the bone flap hole 201 are used to provide an injection space for bone cement. The injector 2 is used for injecting bone cement into the bi-pass head 3, the bi-pass head 3 is used for injecting bone cement into the skull hole 101 and the bone flap hole 201, the bi-pass head 3 can simultaneously inject bone cement into the skull hole 101 and the bone flap hole 201 with opposite orifices, the rate of filling bone cement is increased, and the bi-pass head 3 also serves as a mold for bone cement before the bone cement is cured, so that a curing space is provided for bone cement in a bone seam part between the skull hole 101 and the bone flap hole 201. The bi-pass head 3 comprises a first housing 31 and a second housing 32 which are detachable, and after the bone cement is cured, the first housing 31 and the second housing 32 are separated, so that the cured bone cement remains intact, and the cured bone cement is connected between the skull hole 101 and the bone flap hole 201 to fix the free bone flap 20 on the skull 10.
It should be noted that polymethyl methacrylate bone cement disclosed in the patent application No. cn201810084359.X may be selected as the preparation material of the bone cement mentioned in the examples of the present invention.
In the present invention, the auxiliary device is not left in the skull 10 after use, only bone cement is left inside the skull 10, the bone cement inside does not form protrusions on the inner and outer surfaces of the skull 10, and the protrusions on the inner and outer surfaces of the skull 10 do not damage the contents of the cranial cavity nor affect the beauty. In addition, the auxiliary device provided by the invention can be applied to the fixation of the pediatric skull 10, and the bone cement in the skull 10 can not be separated along with the growth of the pediatric skull 10, and can not obstruct the growth of the pediatric skull 10.
According to some preferred embodiments, the first housing 31 is provided with a plug 311, the second housing 32 is provided with a jack 321, and the plug 311 and the jack 321 are used to combine and separate the first housing 31 and the second housing 32.
In the invention, the first shell 31 and the second shell 32 can be spliced and split by simple plugging by utilizing the matching of the plug 311 and the jack 321, so that the efficiency of fixing the skull 10 is improved by simple and rapid splicing and splitting, and the risk caused by complex operation is avoided by simple plugging action.
According to some preferred embodiments, the double-ended head 3 comprises a main body 33 and a connecting body 34, the main body 33 being in communication with the syringe 2 through the connecting body 34;
two discharge ports 331 are provided at both ends of the main body 33, one discharge port 331 for injecting bone cement into the skull hole 101, and the other discharge port 331 for injecting bone cement into the bone flap hole 201.
In the present invention, two discharge ports 331 are used to connect the skull hole 101 and the bone flap hole 201, respectively, and bone cement can be injected into the skull hole 101 and the bone flap hole 201 through the two discharge ports 331. The connector 34 is used to connect the syringe 2 and the main body 33 and to input bone cement in the syringe 2 into the main body 33. The first housing 31 and the second housing 32 divide the main body 33 and the connecting body 34 into two parts.
According to some preferred embodiments, the syringe 2 is provided with a connection port, which is screwed with the connecting body 34.
In the invention, the connecting port is connected with the connecting body 34 through screw threads, the injector 2 and the connecting body 34 can be separated by rotating the injector 2, and the operation mode of separating the injector 2 from the connecting body is small in action amplitude, and the safety in the fixing process of the skull 10 is improved by the small-amplitude operation.
According to some preferred embodiments, the inner surface of the connection port is provided with threads and the outer surface of the connector 34 is provided with threads.
In the present invention, the inner surface of the connection port is provided with threads, and the outer surface of the connection body 34 is provided with threads, so that the connection portion of the connection body 34 is positioned inside the connection port, thereby clamping the first housing 31 and the second housing 32, preventing a gap from being generated between the first housing 31 and the second housing, and causing leakage from the gap during injection of bone cement.
According to some preferred embodiments, the distance between the two ports 331 is the same as the distance of the gap between the skull bone 10 and the free flap 20 after the free flap 20 has been replaced.
In the present invention, the distance between the two discharge ports 331 may be 3mm, 4mm, 5mm or 6mm, and the distance between the two discharge ports 331 is the same as the distance between the bone seams, so that the main body 33 can be placed into the bone seams, so that the two discharge ports 331 are respectively attached to the skull hole 101 and the bone flap hole 201, and leakage during injection of bone cement is prevented.
According to some preferred embodiments, one discharge port 331 has the same diameter as the skull hole 101 and the other discharge port 331 has the same diameter as the bone flap hole 201.
In the invention, the diameters of the two discharge holes 331 are respectively the same as those of the skull hole 101 and the bone flap hole 201, so that the two discharge holes 331 are respectively attached to the orifices of the skull hole 101 and the bone flap hole 201, and leakage in the process of injecting bone cement is prevented. The diameters of the skull hole 101 and the bone flap hole 201 are the diameters of the drill bits of the puncher 1, the diameters of the drill bits of the puncher 1 are selected according to the age of a patient and the thickness of the skull, and the aperture of the puncher 1 can be 0.4cm, 0.6cm, 0.8cm, 1cm or 1.2cm.
In addition, the embodiment of the invention also provides a using method of the auxiliary device for skull fixation, which comprises the following steps:
punching the inside with the punch 1 on a cross section of the skull 10 in the thickness direction and a cross section of the free bone flap 20 in the thickness direction to form a skull hole 101 on the skull 10 and a bone flap hole 201 on the free bone flap 20;
injecting bone cement into the bi-pass head 3 by using the injector 2, and injecting bone cement into the skull hole 101 and the bone flap hole 201 by using the bi-pass head 3; wherein the double-pass head 3 comprises a first shell 31 and a second shell 32 which are detachable;
after the bone cement injected into the skull hole 101 and the flap hole 201 is cured, the first housing 31 and the second housing 32 are separated.
In the present invention, a hole is bored inward on a cross section in the thickness direction of the skull 10 and the free bone flap 20 by using the hole punch 1, a skull hole 101 is obtained on the skull 10 and a bone flap hole 201 is obtained on the free bone flap 20 by using the hole punch 1, and the skull hole 101 and the bone flap hole 201 are used to provide an injection space for bone cement. The bone cement is injected into the bi-pass head 3 by the injector 2, and then the bone cement is injected into the skull hole 101 and the bone flap hole 201 by the bi-pass head 3, the bi-pass head 3 can simultaneously inject the bone cement into the skull hole 101 and the bone flap hole 201 with opposite orifices, the rate of filling the bone cement is increased, and the bi-pass head 3 also serves as a mold for the bone cement before the bone cement is cured, providing a curing space for the bone cement at the bone seam portion between the skull hole 101 and the bone flap hole 201. The bi-pass head 3 comprises a first housing 31 and a second housing 32 which are detachable, and after the bone cement is cured, the first housing 31 and the second housing 32 are separated, so that the cured bone cement remains intact, and the cured bone cement is connected between the skull hole 101 and the bone flap hole 201, and the free bone flap 20 is fixed on the skull 10.
In the present invention, after the completion of the reduction of the free flap 20, the bone cement prepared from mineralized collagen powder (which may be solid component B described in the patent of application No. cn201810084359. X) and water may be filled in the bone slot, and the bone cement filled in the bone slot may guide the regeneration of the bilateral bone, with good long-term supporting performance expected.
According to some preferred embodiments, the double-pass head 3 includes a main body 33 and a connection body 34, the main body 33 communicates with the syringe 2 through the connection body 34, and after the step of injecting bone cement into the double-pass head 3 by the syringe 2 and injecting bone cement into the skull hole 101 and the bone flap hole 201 by the double-pass head 3, the step of separating the first housing 31 and the second housing 32 after the bone cement to be injected into the skull hole 101 and the bone flap hole 201 is cured, further includes:
the syringe 2 and the connector 34 are separated, and the bone cement in the body 33 is compacted by the passage of the connector 34.
In this embodiment, the bone cement is compacted so that the cured bone cement solid has no bubbles inside, and is more compact and has higher strength.
According to some preferred embodiments, after the step of punching the inside of the cross section of the skull 10 in the thickness direction and the cross section of the free bone flap 20 in the thickness direction with the punch 1, before the step of injecting bone cement into the bi-pass head 3 with the syringe 2 and injecting bone cement into the skull hole 101 and the bone flap hole 201 with the bi-pass head 3, further comprising:
the aperture of the skull hole 101 and the aperture of the flap hole 201 are ground flat.
In the invention, the orifice of the skull hole 101 and the orifice of the bone flap hole 201 are polished to be flat, so that the two discharge ports 331 can be respectively attached to the orifice of the skull hole 101 and the orifice of the bone flap hole 201 more tightly, and leakage in the process of injecting bone cement is prevented.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. An auxiliary device for skull fixation, comprising:
a hole puncher (1) for punching a skull hole (101) on the skull (10) and a flap hole (201) on the flap (20) inward on a cross section of the skull (10) in the thickness direction and a cross section of the flap (20) in the thickness direction;
a syringe (2);
a bi-pass head (3) in communication with the injector (2), the injector (2) being configured to inject bone cement into the bi-pass head (3) and to inject the bone cement into the skull hole (101) and the bone flap hole (201) using the bi-pass head (3);
the skull hole (101) and the bone flap hole (201) are both round holes, and the double-pass head (3) is of a cylinder structure;
the double-pass head (3) comprises a first shell (31) and a second shell (32) which are detachable, and after the bone cement injected into the skull hole (101) and the bone flap hole (201) is solidified, the first shell (31) and the second shell (32) are separated;
the double-pass head (3) comprises a main body (33) and a connecting body (34), wherein the main body (33) is communicated with the injector (2) through the connecting body (34);
two discharge ports (331) are arranged at two ends of the main body (33), one discharge port (331) is used for injecting bone cement into the skull hole (101), and the other discharge port (331) is used for injecting bone cement into the bone flap hole (201).
2. Auxiliary device according to claim 1, characterized in that the first housing (31) is provided with a plug (311) and the second housing (32) is provided with a socket (321), the plug (311) and the socket (321) being used for merging and splitting the first housing (31) and the second housing (32).
3. Auxiliary device according to claim 1, characterized in that the syringe (2) is provided with a connection port which is screwed with the connection body (34).
4. An auxiliary device according to claim 3, characterized in that the inner surface of the connection port is provided with threads and the outer surface of the connection body (34) is provided with threads.
5. The auxiliary device according to claim 1, characterized in that the distance between the two discharge openings (331) is the same as the distance of a bone gap between the skull bone (10) and the free bone flap (20) after the free bone flap (20) has been reset.
6. The auxiliary device according to claim 1, characterized in that one of the discharge ports (331) has the same diameter as the skull hole (101) and the other discharge port (331) has the same diameter as the bone flap hole (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210191861.7A CN114557748B (en) | 2022-02-28 | 2022-02-28 | Auxiliary device for skull fixation and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210191861.7A CN114557748B (en) | 2022-02-28 | 2022-02-28 | Auxiliary device for skull fixation and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114557748A CN114557748A (en) | 2022-05-31 |
| CN114557748B true CN114557748B (en) | 2023-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210191861.7A Active CN114557748B (en) | 2022-02-28 | 2022-02-28 | Auxiliary device for skull fixation and use method thereof |
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Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000139937A (en) * | 1998-11-11 | 2000-05-23 | Ngk Spark Plug Co Ltd | Fixure for bone flap |
| JP3063059B1 (en) * | 1999-08-05 | 2000-07-12 | ユフ精器株式会社 | Bone flap pin |
| JP2006061678A (en) * | 2004-07-27 | 2006-03-09 | Kotobuki Ika Shoji Kk | Implant for fixation |
| CN101132741A (en) * | 2005-03-24 | 2008-02-27 | 斯恩蒂斯有限公司 | Device for intensifying bone cement used as bone implant |
| UA56154U (en) * | 2010-04-13 | 2011-01-10 | Институт Нейрохирургии Им. Акад. А.П. Ромоданова Амн Украины | method for trepanation of skull at brain pathology accompanied by brain edema |
| CN103948422A (en) * | 2013-10-25 | 2014-07-30 | 西安康拓医疗技术有限公司 | Skull flap double locking device |
| CN104905857A (en) * | 2014-03-11 | 2015-09-16 | 苏州点合医疗科技有限公司 | Disposable type bone cement forming die |
| CN205073071U (en) * | 2015-09-15 | 2016-03-09 | 西安东澳生物科技有限公司 | Use fixed basis cranii patching device of silver -colored clamping |
| CN105407940A (en) * | 2014-06-23 | 2016-03-16 | 引健特株式会社 | Cartridge for mixing and injecting bone cement, and bone cement mixing and transferring system including same |
| CN205163123U (en) * | 2015-09-15 | 2016-04-20 | 西安东澳生物科技有限公司 | Use basis cranii patching device of artificial bone |
| CN205903303U (en) * | 2016-06-08 | 2017-01-25 | 唐盛辉 | Controllable formula hydraulic pressure bone cement conveying system |
| CN207341838U (en) * | 2017-01-24 | 2018-05-11 | 深圳迈普再生医学科技有限公司 | skull repairing system |
| CN208002880U (en) * | 2017-03-29 | 2018-10-26 | 中国科学院金属研究所 | A kind of degradable skull lock improving skull healing ability |
| CN209203489U (en) * | 2018-08-28 | 2019-08-06 | 广州纵途医疗科技有限公司 | Bone cement directional injector |
| CN211750004U (en) * | 2020-01-06 | 2020-10-27 | 天津天一活源生物技术有限公司 | Bone cement injection device for skull restoration |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1317216A4 (en) * | 2000-09-15 | 2006-06-07 | Macropore Inc | Cranial flap fixation device |
| ES2253083B1 (en) * | 2004-07-05 | 2007-08-16 | Neos Surgery, S.L. | POST-CRANIOTOMY BEAR FLAG FIXING DEVICE. |
| FR3099694B1 (en) * | 2019-08-06 | 2022-12-02 | Vitalys Surgical | Cranial flap fixator. |
-
2022
- 2022-02-28 CN CN202210191861.7A patent/CN114557748B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000139937A (en) * | 1998-11-11 | 2000-05-23 | Ngk Spark Plug Co Ltd | Fixure for bone flap |
| JP3063059B1 (en) * | 1999-08-05 | 2000-07-12 | ユフ精器株式会社 | Bone flap pin |
| JP2006061678A (en) * | 2004-07-27 | 2006-03-09 | Kotobuki Ika Shoji Kk | Implant for fixation |
| CN101132741A (en) * | 2005-03-24 | 2008-02-27 | 斯恩蒂斯有限公司 | Device for intensifying bone cement used as bone implant |
| UA56154U (en) * | 2010-04-13 | 2011-01-10 | Институт Нейрохирургии Им. Акад. А.П. Ромоданова Амн Украины | method for trepanation of skull at brain pathology accompanied by brain edema |
| CN103948422A (en) * | 2013-10-25 | 2014-07-30 | 西安康拓医疗技术有限公司 | Skull flap double locking device |
| CN104905857A (en) * | 2014-03-11 | 2015-09-16 | 苏州点合医疗科技有限公司 | Disposable type bone cement forming die |
| CN105407940A (en) * | 2014-06-23 | 2016-03-16 | 引健特株式会社 | Cartridge for mixing and injecting bone cement, and bone cement mixing and transferring system including same |
| CN205073071U (en) * | 2015-09-15 | 2016-03-09 | 西安东澳生物科技有限公司 | Use fixed basis cranii patching device of silver -colored clamping |
| CN205163123U (en) * | 2015-09-15 | 2016-04-20 | 西安东澳生物科技有限公司 | Use basis cranii patching device of artificial bone |
| CN205903303U (en) * | 2016-06-08 | 2017-01-25 | 唐盛辉 | Controllable formula hydraulic pressure bone cement conveying system |
| CN207341838U (en) * | 2017-01-24 | 2018-05-11 | 深圳迈普再生医学科技有限公司 | skull repairing system |
| CN208002880U (en) * | 2017-03-29 | 2018-10-26 | 中国科学院金属研究所 | A kind of degradable skull lock improving skull healing ability |
| CN209203489U (en) * | 2018-08-28 | 2019-08-06 | 广州纵途医疗科技有限公司 | Bone cement directional injector |
| CN211750004U (en) * | 2020-01-06 | 2020-10-27 | 天津天一活源生物技术有限公司 | Bone cement injection device for skull restoration |
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| CN114557748A (en) | 2022-05-31 |
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