CN107616858A - A kind of skull Minimally Invasive Surgery is filled in closure - Google Patents
A kind of skull Minimally Invasive Surgery is filled in closure Download PDFInfo
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- CN107616858A CN107616858A CN201710970019.2A CN201710970019A CN107616858A CN 107616858 A CN107616858 A CN 107616858A CN 201710970019 A CN201710970019 A CN 201710970019A CN 107616858 A CN107616858 A CN 107616858A
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- skull
- closure
- stick harness
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- filled
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Abstract
Filled in the present invention relates to a kind of skull Minimally Invasive Surgery with closure, including stick harness and the cock cap being arranged on stick harness, the diameter of stick harness is equal with the internal diameter of skull lockhole, so that stick harness and skull lockhole intimate contact, the cock cap and stick harness are made of polyether-ether-ketone.The present invention can be blocked to skull lockhole, and so as to recover cranial cavity seal, the brain tissue at cranium hole is protected, applied widely.The structure of the present invention is simple, is fixed on by the elasticity of itself and the arc Access Division of stick harness outer surface in hole, simple to operate, improves the operating efficiency of medical worker；In addition, closure plug is not susceptible to activity or mobile, the reliability after closure is improved.The present invention uses medical PEEK（Polyether-ether-ketone）High polymer material, nontoxic, good biocompatibility, light, resistance to corrosion in body fluid.It is significant especially under image without artifact, the formulation of judgement and therapeutic scheme to clinical state.
Description
Technical field
The invention belongs to medical equipment technical field, and in particular to a kind of skull Minimally Invasive Surgery is filled in closure.
Background technology
Some neuro-surgery diseases, such as hypertension etc. can cause intracranial hypertension, oedema, bleeding, it usually needs cut-out
Skull, to reach the purpose for reducing intracranial pressure, saving patient vitals.In recent years, with the development of science and technology, microtechnic
And the raising of audio-visual technology, neurosurgery has been entered precision, a New Times for minimally invasiveization, progressively using brill cranium
Technology is lockhole（Keyhole）Technology handles intracranial lesion, such as puncture drainage, cranium built-in pipe and intracranial lesion biopsy,
So as to reduce the exposure and damage to Intracranial structure as far as possible.
Because the lockhole micrurgy surface of a wound is small, operating time is short, and postoperative patient reaction is slight, gets well rapid, more
It is fast-developing to promote it.The cranium hole left after terminating due to keyhole approach operation makes local brain tissue lose protection, may
Because extraneous factor causes brain tissue impairment, therefore, it is necessary to cranium hole is blocked, so as to recover cranial cavity seal.It is this kind of at present
Cranium hole closure after keyhole surgery, the repairing of cranium jaw face is usually borrowed with pure titanium metal snowflake type chain connecting plate, is consolidated by screw
Surely blocked, without special closure apparatus, and poor reliability.
Chinese invention patent 201610099485.3 discloses a kind of skull plugging device, by eccentric made of bone material
Cylinder, the wherein end face of the eccentric cylinder formed with its integrally formed circular cover, although realizing to skull operation
After the completion of perforate closure, and fixation is played to activity bone flap, but it only for cutter bore, use range is single, structure
Complexity, cause plugging operations process complicated, efficiency is low；In addition, engaged by eccentric cylinder with skull, poor reliability, and easily
Loosening causes secondary injury.
The content of the invention
Single in order to solve plugging device use range present in prior art, complicated, complex operation, efficiency is low
And the problem of poor reliability, to be filled in the invention provides a kind of skull Minimally Invasive Surgery with closure, use range is wide, simple in construction, and
Reliability is high.The technical problem to be solved in the present invention is achieved through the following technical solutions：A kind of skull Minimally Invasive Surgery is filled in closure,
Including stick harness and the cock cap for being arranged on stick harness top surface, the diameter of the stick harness is equal with the internal diameter of skull lockhole so that stick harness with
Skull lockhole intimate contact, the cock cap and stick harness are made of polyether-ether-ketone.
Further, the stick harness is included in the circumferentially upper equally distributed at least two arcs seben of the cock cap, arc
The upper end of seben is fixedly connected with the bottom surface of the cock cap.
Further, the quantity of the arc seben is three.
Further, the outer surface of the arc seben is provided with radially raised arc Access Division.
Further, the radial sidewalls of the arc Access Division are provided with double wedge.
Further, the cock cap is provided with multiple long strip through hole, and long strip through hole is located at the outside of the arc seben.
Further, the cock cap is the arch circular slab with physiology curvature, and thickness is from center to edge thinning.
Further, the cock cap, which is provided with, is used for the C-shaped breach that drainage tube passes through.
Beneficial effects of the present invention：（1）The present invention is applied to skull milling cutter drilling Minimally Invasive Surgery, is also applied for skull ossiculum
The Minimally Invasive Surgery of window, cranium hole can be blocked, so as to recover cranial cavity seal, the brain tissue at cranium hole is protected,
Avoid causing brain tissue impairment, it is applied widely.
（2）The structure of the present invention is simple, is supported by stick harness on the hole wall of skull lockhole, so that closure plug and skull
Lockhole engages, simple to operate, improves the operating efficiency of medical worker；In addition, stick harness coordinates with skull lockhole flexible clamping, envelope
Blocking is not susceptible to activity or mobile, improves the reliability after closure.
（3）The cock cap of the present invention has certain physiology curvature, matches with skull surface radian, edge is smooth with skull
Fitting, makes closure face smooth, packs easily and recovers with the surface of a wound；Drainage tube can by C-shaped breach by, it is easy to use, be adapted to not
With the requirement of operation.
（4）The present invention uses medical PEEK（Polyether-ether-ketone）High polymer material is manufactured by injection molding, medical PEEK（It is poly-
Ether ether ketone）High polymer material, it is the material closest with skeleton, nontoxic, good biocompatibility, light, resistance to body fluid is rotten
Erosion, its postoperative histocompatbility are better than traditional titanium or titanium alloy material.Especially without artifact under image, to clinical state
Judgement and the formulation of therapeutic scheme be significant.
The present invention is described in further details below with reference to drawings and Examples.
Brief description of the drawings
Fig. 1 is closure plug structure schematic diagram；
Fig. 2 is the closure plug structure schematic diagram with C-shaped breach.
Embodiment
For the technological means and effect that the present invention reaches predetermined purpose and taken is expanded on further, below in conjunction with accompanying drawing and reality
Example embodiment, architectural feature and its effect to the present invention are applied, is described in detail as follows.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the invention and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For the limitation to the invention.
In addition, term " first ", " second ", " the 3rd " etc. are only used for describing purpose, and it is not intended that instruction or hint
Relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature of " first ", " second " etc. is defined
It can express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated,
" multiple " are meant that two or more.
Term " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or removable
Connection is unloaded, or is integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, can also be in
Between medium be indirectly connected, can be the connection of two element internals.For the ordinary skill in the art, can pass through
Concrete condition understands concrete meaning of the above-mentioned term in the invention.
Single in order to solve plugging device use range present in prior art, complicated, complex operation, efficiency is low
And the problem of poor reliability, as depicted in figs. 1 and 2, a kind of skull Minimally Invasive Surgery of the present embodiment is filled in closure, suitable for nerve outside
Section carries out the closure of caused lockhole passage after skull Minimally Invasive Surgery using keyhole approach, including stick harness and is arranged on stick harness
Cock cap A, stick harness and cock cap A design in mushroom, are formed and are integrated by injection molding process, the internal diameter of stick harness and skull lockhole
Match consistent, or stick harness is interference fitted with skull lockhole.Cock cap A and stick harness are made into integration using polyether-ether-ketone.This implementation
Example is integral by injection molding using medical polyether-ether-ketone.Medical PEEK polyether-ether-ketones high polymer material passes through injection molding system
Make, medical PEEK polyether-ether-ketones high polymer material, be the material closest with skeleton, nontoxic, good biocompatibility, matter
Gently, resistance to corrosion in body fluid, its postoperative histocompatbility are better than traditional titanium or titanium alloy material.In installation process, cock cap A is extruded
Or stick harness, stick harness is fixed in skull lockhole by the elastic force of itself after closure plug is in place, with skull lockhole intimate contact.Stick harness
With the engagement of skull lockhole elasticity and gapless or interference fit, mobile or activity is not susceptible to, avoids causing surrounding tissue
Secondary injury, reliability is high, to realize that the seal of cranial cavity blocks, prevents the damage of brain tissue.
Stick harness is included in equally distributed at least two arcs seben B in cock cap A circumferences, arc seben B upper end with
Cock cap A bottom surface is fixedly connected；Cock cap A diameter is more than the diameter of skull lockhole.In use, radially exerted a force along cock cap A with hand
Light deformation is allowed to, so that the inwardly micro- contraction of arc seben B bottoms, fills in skull lockhole therewith, rear arc in place is filled in closure
Seben B is fixed in hole by the elastic force of itself, completes installation process, simple in construction and easy to operate, improves work effect
Rate.Arc seben B is fixed in hole by the elastic force of itself, the engagement with skull lockhole elasticity and gapless or interference fit, no
Easily it is moved or movable, avoids causing the secondary injury of surrounding tissue, reliability height.The arc seben B of the present embodiment is two
It is individual or three or more, when arc seben B be two when, two arc seben B are diametrically opposed to be symmetrical arranged, two arcs
Shape seben B public external diameter of a circle is slightly larger than the internal diameter of skull lockhole, two arc seben B outer wall is contradicted in skull
On the hole wall of lockhole, so as to be engaged with skull lockhole；Two arc seben B can balance contraction when stress, be not easy to send out during installation
Raw skew.When arc seben B is three, mutual central angle is in 120 °, is uniformly distributed, and three arc seben B shrink
When uniform force, three arc seben B can be adapted, fast and easy peace with the shape of skull lockhole in coniform after contraction
Dress；When arc seben B is multiple, it is evenly distributed on cock cap A bottom surface.
The present embodiment is provided with Multiple Type according to the boring bar tool specification commonly used in clinic, is bored suitable for skull milling cutter
Hole Minimally Invasive Surgery, the Minimally Invasive Surgery of skull small bone flap craniotomy is also applied for, according to the size of skull lockhole and a variety of in surgical procedure
The closure plug of selection suitable types is needed, is directly plugged into hole, by the flexible fastening of itself in hole, so as to recover the close of cranial cavity
Closing property, prevent damage of the brain tissue because of foeign element.
Further, arc seben B outer surface is provided with radially raised arc Access Division B1, arc clamping
Portion B1 is stuck on skull lower surface.Arc Access Division B1 can be strip bulge, and the circumferential direction of length direction and arc seben B is put down
OK.Multiple arcs seben B public circumscribed circle diameter is consistent with the internal diameter of skull lockhole, the arc set on multiple arcs seben B
Shape Access Division B1 public circumscribed circle diameter is slightly larger than the internal diameter of skull lockhole, after closure plug installation, passes through arc Access Division B1
Fixed with skull lockhole, closure plug can be made more firm and be not easily disconnected from, further increase the reliability after installation.Its
In, arc seben B thickness is 1.0~2.0 millimeters, and 3.0~5.0 millimeters of height, width is its 1/6 external circumferential length；Three valve arcs
Between the public circumscribed circle diameters of shape seben B are 9.0~35 millimeters, outer surface is 3.0~5.0 millimeters away from cock cap A edges.Arc card
Socket part B1 radial sidewalls are provided with double wedge, and double wedge raises up, and increase skull lower surface and arc Access Division B1 friction
Power, it is not susceptible to move after closure plug is in place.
Further, cock cap A is provided with multiple long strip through hole A2, and multiple long strip through hole A2 are located at arc seben B outside
And it is uniformly distributed.Multiple long strip through hole A2 are spaced apart from center of circle increased radioactivity, each central angle in 60 °, and long strip through hole is wide
Spend for 2.0 millimeters, length is 5~10 millimeters.Long strip through hole A2 can make cock cap A compressible, more time saving and energy saving, to reach fast
The effect of speed installation.
Further, cock cap A is the arch circular slab with physiology curvature, and thickness is from center to edge thinning.Cock cap A
Physiology curvature be 60 °~120 ° or so, a diameter of 15~41 millimeters, thickness be 0.6 millimeter~2.0 millimeters, cock cap A center
Thickness most thickness is 2.0 millimeters, and edge thickness thinnest part is 0.6 millimeter.Cock cap A has certain radian, the arcing surface with skull
Degree is adapted, and edge is relatively thin, can be smoothly bonded with skull, closure plug installation after make closure face smooth, pack easily and
The surface of a wound recovers.Cock cap A diameter is applicable polytype and the skull lockhole of size.
Further, cock cap A is provided with C-shaped breach A1, and length is 10~20 millimeters, and width is 5~10 millimeters, and C-shaped lacks
Mouthful A1 is used to making drainage tube by meet needs that drainage tube passes through, facilitating drainage tube by preventing drainage tube from being filled in closure
Interference, influences therapeutic effect.
It is the operation to being blocked by caused lockhole passage after keyhole approach progress skull Minimally Invasive Surgery below
Journey, comprise the following steps：
（1）The measurement of skull lockhole channel diameter caused by Post operation is carried out using special measurement instrument；
（2）Select the closure plug for meeting requirement and matching with lockhole diameter；
（3）With hand, along cock cap, radially force is allowed to Light deformation, so that end inwardly micro- contraction of three valve arc sebens, therewith
Skull lockhole is filled in, three valve arc sebens are fixed on hole by the elastic force of itself and the arc Access Division of outer surface after closure plug is in place
It is interior, complete installation process.
Compared with prior art the invention has the advantages that：
In clinic, the passage of lockhole will be left after carrying out skull Minimally Invasive Surgery using keyhole approach, if Post operation without
Closure, it will make local brain tissue lose protection, brain tissue impairment may be caused because of foeign element.Current this kind of Minimally Invasive Surgery
The lockhole passage left afterwards, which also has, borrows the repairing of cranium jaw face with pure titanium metal snowflake type chain connecting plate, is fixed and is sealed by screw
It is stifled, without special closure apparatus.
Skull Minimally Invasive Surgery provided by the invention is filled in closure, goes out difference according to the specifications design that cranial drill is commonly used in clinic
The closure plug of model, the closure plug of suitable types is selected according to the size of lockhole in surgical procedure, is directly plugged into hole, by three
The elastic force of valve arc seben itself and the arc Access Division of outer surface are fixed in hole, so as to recover the seal of cranial cavity, are prevented
The damage of brain tissue.
Skull Minimally Invasive Surgery provided by the invention uses medical PEEK with closure plug（Polyether-ether-ketone）High polymer material passes through
Injection molding manufactures, medical PEEK（Polyether-ether-ketone）High polymer material, it is the material closest with skeleton, it is nontoxic, raw
Good, light, the resistance to corrosion in body fluid of thing compatibility, its postoperative histocompatbility are better than traditional titanium or titanium alloy material.Especially
It is significant under image without artifact, the formulation of judgement and therapeutic scheme to clinical state.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (8)
1. a kind of skull Minimally Invasive Surgery is filled in closure, including stick harness and the cock cap for being arranged on stick harness top surface（A）, it is characterised in that：
The diameter of the stick harness is equal with the internal diameter of skull lockhole, so that stick harness and skull lockhole intimate contact, the cock cap（A）With
Stick harness is made of polyether-ether-ketone.
2. a kind of skull Minimally Invasive Surgery according to claim 1 is filled in closure, it is characterised in that：The stick harness is included in institute
State cock cap（A）Equally distributed at least two arcs seben in circumference（B）, arc seben（B）Upper end and the cock cap（A）
Bottom surface be fixedly connected.
3. a kind of skull Minimally Invasive Surgery according to claim 2 is filled in closure, it is characterised in that：The arc seben（B）
Quantity be three.
4. a kind of skull Minimally Invasive Surgery according to Claims 2 or 3 is filled in closure, it is characterised in that：The arc seben
（B）Outer surface be provided with radially raised arc Access Division（B1）.
5. a kind of skull Minimally Invasive Surgery according to claim 4 is filled in closure, it is characterised in that：The arc Access Division
（B1）Radial sidewalls be provided with double wedge.
6. filled according to a kind of any described skull Minimally Invasive Surgeries of claim 1-3 with closure, it is characterised in that：The cock cap
（A）It is provided with multiple long strip through hole（A2）, long strip through hole（A2）Positioned at the arc seben（B）Outside.
7. a kind of skull Minimally Invasive Surgery according to claim 6 is filled in closure, it is characterised in that：The cock cap（A）For tool
There is the arch circular slab of physiology curvature, and thickness is from center to edge thinning.
8. filled according to a kind of skull Minimally Invasive Surgery described in claim 2 or 5 with closure, it is characterised in that：The cock cap（A）On set
There is the C-shaped breach passed through for drainage tube（A1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710970019.2A CN107616858A (en) | 2017-10-18 | 2017-10-18 | A kind of skull Minimally Invasive Surgery is filled in closure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710970019.2A CN107616858A (en) | 2017-10-18 | 2017-10-18 | A kind of skull Minimally Invasive Surgery is filled in closure |
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| Publication Number | Publication Date |
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| CN107616858A true CN107616858A (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710970019.2A Pending CN107616858A (en) | 2017-10-18 | 2017-10-18 | A kind of skull Minimally Invasive Surgery is filled in closure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111097073A (en) * | 2018-10-26 | 2020-05-05 | 上海库欣医疗科技有限公司 | External drainage locking device |
| CN112155615A (en) * | 2020-09-29 | 2021-01-01 | 吉林大学 | Medical craniocerebral operation channel closing device |
| CN113974710A (en) * | 2021-10-09 | 2022-01-28 | 重庆大清生物有限公司 | Blocking structure for craniotomy |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7004948B1 (en) * | 2001-01-31 | 2006-02-28 | Advanced Bionics Corporation | Cranial sealing plug |
| CN101360461A (en) * | 2006-01-17 | 2009-02-04 | 生物动力有限责任公司 | Craniotomy closures and plugs |
| CN105662558A (en) * | 2016-02-23 | 2016-06-15 | 重庆大清医诚生物技术有限公司 | Skull stopper and manufacturing method therefor |
-
2017
- 2017-10-18 CN CN201710970019.2A patent/CN107616858A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7004948B1 (en) * | 2001-01-31 | 2006-02-28 | Advanced Bionics Corporation | Cranial sealing plug |
| CN101360461A (en) * | 2006-01-17 | 2009-02-04 | 生物动力有限责任公司 | Craniotomy closures and plugs |
| CN105662558A (en) * | 2016-02-23 | 2016-06-15 | 重庆大清医诚生物技术有限公司 | Skull stopper and manufacturing method therefor |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111097073A (en) * | 2018-10-26 | 2020-05-05 | 上海库欣医疗科技有限公司 | External drainage locking device |
| CN112155615A (en) * | 2020-09-29 | 2021-01-01 | 吉林大学 | Medical craniocerebral operation channel closing device |
| CN112155615B (en) * | 2020-09-29 | 2024-03-26 | 吉林大学 | Medical craniocerebral operation channel closing device |
| CN113974710A (en) * | 2021-10-09 | 2022-01-28 | 重庆大清生物有限公司 | Blocking structure for craniotomy |
| CN113974710B (en) * | 2021-10-09 | 2023-09-22 | 重庆大清生物有限公司 | Plugging structure for craniotomy |
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