CN213465232U - Neurosurgery micro-operation arachnoid knife - Google Patents
Neurosurgery micro-operation arachnoid knife Download PDFInfo
- Publication number
- CN213465232U CN213465232U CN202021986553.6U CN202021986553U CN213465232U CN 213465232 U CN213465232 U CN 213465232U CN 202021986553 U CN202021986553 U CN 202021986553U CN 213465232 U CN213465232 U CN 213465232U
- Authority
- CN
- China
- Prior art keywords
- opening
- fixed
- arachnoid
- spliced pole
- finger ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000000576 arachnoid Anatomy 0.000 title claims abstract description 35
- 238000002406 microsurgery Methods 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims description 3
- 238000007917 intracranial administration Methods 0.000 description 4
- 210000004556 brain Anatomy 0.000 description 3
- 210000005036 nerve Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 208000035965 Postoperative Complications Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000002490 cerebral effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 210000001154 skull base Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
Images
Abstract
The utility model relates to the technical field of medical equipment, and a neurosurgery micro-surgery arachnoid sword is disclosed, including the handle of a knife, one side of handle of a knife is fixed with the arc cutter body, be provided with first-hand recess and the second-hand recess on the handle of a knife, the arc cutter body is located between first-hand recess and the second-hand recess, the downside of handle of a knife is provided with the fixed block, first opening has been seted up to one side of fixed block, the second opening has been seted up to the opposite side of fixed block, first spout and second spout have been seted up to the inside of fixed block, first spout and first opening are linked together, second spout and second opening are linked together. This neurosurgery micro-surgery arachnoid knife through the rubber finger ring that sets up, can fix the finger that the operation was used to can follow the finger size fixed, through spout and the slider that sets up, can be with the finger forward or backward removal, prevent that length is not enough.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a arachnoid knife for neurosurgical micro-surgery.
Background
How to dissect and reveal the lesion in intracranial operation is the key that the operation succeeds, the intracranial arachnoid is a layer of thin and semitransparent microscopic pedicle tissue membrane on the surface of the brain, and is coated on the surface of the brain, and the intracranial arachnoid can be divided into skull base arachnoid, convex arachnoid and trabecular arachnoid; the arachnoid membrane can wrap, wrap or fix blood vessels and nerves at the base of the skull. It is important for opening of each cerebral cistern and cutting of arachnoid on the surface of brain and around vascular nerve. In the craniocerebral microsurgery, the arachnoid and the trabecula thereof are separated by forcibly turning the arachnoid and the trabecula thereof sharply, and any traction and tearing can directly cause the damage of important nerve structures, thereby causing serious postoperative complications and even death. However, the scalpel used for intracranial arachnoid surgery cannot fix fingers and cannot adjust the length of a hand grip.
Chinese authorized utility model publication (announcement) no: CN201949100U discloses a arachnoid scalpel, which is disposable through a syringe needle; but the utility model has the defects that the fingers can not be fixed and the hand-held length can not be adjusted during the use process.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a neurosurgery micro-operation arachnoid sword has solved the current arachnoid scalpel that provides in the above-mentioned background art in the use, its can not fix the finger, can not adjust the problem of the length of holding.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a neurosurgery micro-surgery arachnoid knife comprises a knife handle, wherein an arc-shaped knife body is fixed on one side of the knife handle, a first hand groove and a second hand groove are formed in the knife handle, and the arc-shaped knife body is positioned between the first hand groove and the second hand groove;
a fixed block is arranged on the lower side of the knife handle, a first opening is formed in one side of the fixed block, a second opening is formed in the other side of the fixed block, a first sliding groove and a second sliding groove are formed in the fixed block, the first sliding groove is communicated with the first opening, and the second sliding groove is communicated with the second opening;
a first sliding block is arranged inside the first sliding groove, a first rubber finger ring is arranged on one side of the fixed block, and a first connecting piece and a second connecting column are arranged between the first rubber finger ring and the fixed block;
the inside of second spout is provided with the second slider, the opposite side of fixed block is provided with second rubber finger ring, be provided with third spliced pole and fourth spliced pole between second rubber finger ring and the fixed block.
Furthermore, all be provided with anti-skidding line on first hand recess and the second hand recess.
Further, the top of fixed block is fixed with the bottom of handle of a knife, the one end of first spliced piece is fixed mutually with one side of first slider, the other end of first spliced piece is fixed mutually with a lateral surface of first rubber finger ring, the one end of second spliced pole is fixed mutually with one side of first slider, the other end of second spliced pole is fixed mutually with another lateral surface of first rubber finger ring.
Furthermore, the first opening and the second opening use the fixed block as central symmetry, the first hand groove and the second hand groove use the handle of a knife as central symmetry, a space is left between the first connecting piece and the second connecting column, and a space is left between the third connecting column and the fourth connecting column.
Further, the maximum length value of the first opening does not exceed the minimum length value of the first sliding chute, the maximum height value of the first opening does not exceed the minimum height value of the first sliding block, and the maximum height value of the first sliding block does not exceed the minimum height value of the first sliding chute.
Furthermore, the maximum length value of the second opening does not exceed the minimum length value of the second sliding chute, the maximum height value of the second opening does not exceed the minimum height value of the second sliding block, and the maximum height value of the second sliding block does not exceed the minimum height value of the second sliding chute.
Further, the one end of third spliced pole is fixed mutually with one side of second slider, the other end of third spliced pole is fixed mutually with a lateral surface of second rubber finger ring, the one end of fourth spliced pole is fixed mutually with one side of second slider, the other end of second slider is fixed mutually with another lateral surface of second rubber finger ring.
Furthermore, one end of the arc-shaped cutter body, which is far away from the cutter handle, inclines upwards, the highest degree of the arc-shaped cutter body does not exceed that of the cutter handle, and the bending degree of the arc-shaped cutter body is 30-40 degrees.
(III) advantageous effects
The utility model provides a neurosurgery micro-operation arachnoid knife possesses following beneficial effect:
this neurosurgery micro-surgery arachnoid knife through the rubber finger ring that sets up, can fix the finger that the operation was used to can follow the finger size fixed, through spout and the slider that sets up, can be with the finger forward or backward removal, prevent that length is not enough.
Drawings
FIG. 1 is a schematic structural view of the neurosurgical microsurgical arachnoid knife of the present invention;
FIG. 2 is a schematic structural view of a second rubber finger ring of the neurosurgical microsurgical arachnoid knife of the present invention;
FIG. 3 is a schematic structural diagram of a right sectional view of the neurosurgical microsurgical arachnoid knife of the present invention;
fig. 4 is a schematic structural diagram of the neurosurgical microsurgical arachnoid knife in a top view.
In the figure: the novel cutter comprises a cutter handle 1, an arc-shaped cutter body 2, a fixing block 3, a first opening 4, a second opening 5, a first hand groove 6, a second hand groove 7, a first sliding groove 8, a second sliding groove 9, a first connecting piece 10, a second connecting column 11, a first rubber finger ring 12, a third connecting column 13, a fourth connecting column 14, a second rubber finger ring 15, a first sliding block 16 and a second sliding block 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, the present invention provides a technical solution:
a neurosurgery micro-surgery arachnoid knife comprises a knife handle 1, wherein an arc-shaped knife body 2 is fixed on one side of the knife handle 1, a first hand groove 6 and a second hand groove 7 are formed in the knife handle 1, the arc-shaped knife body 2 is positioned between the first hand groove 6 and the second hand groove 7, and anti-skid grains are arranged on the first hand groove 6 and the second hand groove 7; a fixing block 3 is arranged on the lower side of the cutter handle 1, a first opening 4 is formed in one side of the fixing block 3, a second opening 5 is formed in the other side of the fixing block 3, a first sliding groove 8 and a second sliding groove 9 are formed in the fixing block 3, the first sliding groove 8 is communicated with the first opening 4, and the second sliding groove 9 is communicated with the second opening 5; a first sliding block 16 is arranged in the first sliding groove 8, a first rubber finger ring 12 is arranged on one side of the fixed block 3, a first connecting piece 10 and a second connecting column 11 are arranged between the first rubber finger ring 12 and the fixed block 3, the top of the fixed block 3 is fixed with the bottom of the knife handle 1, one end of the first connecting piece 10 is fixed with one side of the first sliding block 16, the other end of the first connecting piece 10 is fixed with one outer side surface of the first rubber finger ring 12, one end of the second connecting column 11 is fixed with one side of the first sliding block 16, the other end of the second connecting column 11 is fixed with the other outer side surface of the first rubber finger ring 12, the maximum length value of the first opening 4 is not more than the minimum length value of the first sliding groove 8, the maximum height value of the first opening 4 is not more than the minimum height value of the first sliding block 16, and the maximum height value of the first sliding block 16 is not more than the minimum height value of the first sliding groove; a second sliding block 17 is arranged in the second sliding groove 9, a second rubber finger ring 12 is arranged on the other side of the fixed block 3, a third connecting column 13 and a fourth connecting column 14 are arranged between the second rubber finger ring 12 and the fixed block 3, the first opening 4 and the second opening 5 are in central symmetry by taking the fixed block 3 as a center, the first hand groove 6 and the second hand groove 7 are in central symmetry by taking the knife handle 1 as a center, a gap is reserved between the first connecting piece 10 and the second connecting column 11, a gap is reserved between the third connecting column 13 and the fourth connecting column 14, the maximum length value of the second opening 5 is not more than the minimum length value of the second sliding groove 9, the maximum height value of the second opening 5 is not more than the minimum height value of the second sliding block 17, the maximum height value of the second sliding block 17 is not more than the minimum height value of the second sliding groove 9, one end of the third connecting column 13 is fixed with one side of the second sliding block 17, the other end of the third connecting column 13 is fixed with one outer side, one end of the fourth connecting column 14 is fixed to one side of the second slider 17, the other end of the second slider 17 is fixed to the other outer side face of the second rubber finger ring 12, the end, far away from the knife handle 1, of the arc-shaped knife body 2 inclines upwards, the highest degree of the arc-shaped knife body 2 does not exceed that of the knife handle 1, and the bending degree of the arc-shaped knife body 2 ranges from 30 degrees to 40 degrees.
The theory of operation, this neurosurgery micro-operation arachnoid scalpel, during the use, cup joints the finger in rubber finger ring, then during the operation, if operation degree of depth length, can remove rubber finger ring through the slider.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; or indirectly through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a neurosurgery micro-surgery arachnoid sword, includes handle of a knife (1), its characterized in that: an arc-shaped cutter body (2) is fixed on one side of the cutter handle (1), a first hand groove (6) and a second hand groove (7) are formed in the cutter handle (1), and the arc-shaped cutter body (2) is located between the first hand groove (6) and the second hand groove (7);
a fixing block (3) is arranged on the lower side of the cutter handle (1), a first opening (4) is formed in one side of the fixing block (3), a second opening (5) is formed in the other side of the fixing block (3), a first sliding groove (8) and a second sliding groove (9) are formed in the fixing block (3), the first sliding groove (8) is communicated with the first opening (4), and the second sliding groove (9) is communicated with the second opening (5);
a first sliding block (16) is arranged inside the first sliding groove (8), a first rubber finger ring (12) is arranged on one side of the fixed block (3), and a first connecting piece (10) and a second connecting column (11) are arranged between the first rubber finger ring (12) and the fixed block (3);
the inside of second spout (9) is provided with second slider (17), the opposite side of fixed block (3) is provided with second rubber finger ring (15), be provided with third spliced pole (13) and fourth spliced pole (14) between second rubber finger ring (15) and fixed block (3).
2. A neurosurgical microsurgical arachnoid knife according to claim 1, wherein: and the first hand groove (6) and the second hand groove (7) are both provided with anti-skid lines.
3. A neurosurgical microsurgical arachnoid knife according to claim 1, wherein: the top of fixed block (3) is fixed with the bottom of handle of a knife (1), the one end of first spliced piece (10) is fixed mutually with one side of first slider (16), the other end of first spliced piece (10) is fixed mutually with a lateral surface of first rubber finger ring (12), the one end of second spliced pole (11) is fixed mutually with one side of first slider (16), the other end of second spliced pole (11) is fixed mutually with another lateral surface of first rubber finger ring (12).
4. A neurosurgical microsurgical arachnoid knife according to claim 1, wherein: first opening (4) and second opening (5) use fixed block (3) as central symmetry, first-hand recess (6) and second-hand recess (7) use handle of a knife (1) as central symmetry, leave the interval between first spliced pole (10) and second spliced pole (11), leave the interval between third spliced pole (13) and fourth spliced pole (14).
5. A neurosurgical microsurgical arachnoid knife according to claim 1, wherein: the maximum length value of the first opening (4) does not exceed the minimum length value of the first sliding chute (8), the maximum height value of the first opening (4) does not exceed the minimum height value of the first sliding block (16), and the maximum height value of the first sliding block (16) does not exceed the minimum height value of the first sliding chute (8).
6. A neurosurgical microsurgical arachnoid knife according to claim 1, wherein: the maximum length value of the second opening (5) does not exceed the minimum length value of the second sliding chute (9), the maximum height value of the second opening (5) does not exceed the minimum height value of the second sliding block (17), and the maximum height value of the second sliding block (17) does not exceed the minimum height value of the second sliding chute (9).
7. A neurosurgical microsurgical arachnoid knife according to claim 1, wherein: the one end of third spliced pole (13) is fixed mutually with one side of second slider (17), the other end of third spliced pole (13) is fixed mutually with a lateral surface of second rubber finger ring (15), the one end of fourth spliced pole (14) is fixed mutually with one side of second slider (17), the other end of second slider (17) is fixed mutually with another lateral surface of second rubber finger ring (15).
8. A neurosurgical microsurgical arachnoid knife according to claim 1, wherein: the arc-shaped cutter body (2) is upwards inclined in the direction of one end far away from the cutter handle (1), the highest degree of the arc-shaped cutter body (2) does not exceed that of the cutter handle (1), and the bending degree value of the arc-shaped cutter body (2) is 30-40 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021986553.6U CN213465232U (en) | 2020-09-11 | 2020-09-11 | Neurosurgery micro-operation arachnoid knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021986553.6U CN213465232U (en) | 2020-09-11 | 2020-09-11 | Neurosurgery micro-operation arachnoid knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213465232U true CN213465232U (en) | 2021-06-18 |
Family
ID=76418454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021986553.6U Active CN213465232U (en) | 2020-09-11 | 2020-09-11 | Neurosurgery micro-operation arachnoid knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213465232U (en) |
-
2020
- 2020-09-11 CN CN202021986553.6U patent/CN213465232U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107320151B (en) | Ultrasonic osteotome head | |
| WO1983002220A1 (en) | Bone marrow aspiration needle | |
| US5913864A (en) | Electrosurgical dermatological curet | |
| US20100087845A1 (en) | Methods for ameliorating tissue trauma from surgical incisions | |
| WO2017172835A1 (en) | Integrated probe and anoscope for electrical current therapy of tissue | |
| CN213465232U (en) | Neurosurgery micro-operation arachnoid knife | |
| WO2008097022A1 (en) | Apparatus for removing skin tag | |
| CN211381624U (en) | Surgical stitches removing forceps | |
| CN208404923U (en) | A kind of instrument for removing mucous membrane of maxillary sinus | |
| CN206745479U (en) | A kind of auxiliary guiding device for treating the urinary incontinence | |
| CN208709947U (en) | A kind of device for endoscopic thyroid surgery auxiliary operation device | |
| CN218356316U (en) | Dura forceps for neurosurgery | |
| CN212165858U (en) | Novel surgical knife handle | |
| CN220938091U (en) | Arachnoid cementer | |
| CN212788629U (en) | Costal cartilage cutting tool | |
| CN215129628U (en) | Needle knife with novel cutting edge | |
| CN215385133U (en) | CFS fixation clamp | |
| CN201019786Y (en) | Cerebroma retractor | |
| CN219538445U (en) | Soft tissue loosening needle with hook | |
| CN219109710U (en) | Novel bipolar electro-coagulation structure | |
| CN217244679U (en) | Endoscopic scalpel device | |
| CN219207073U (en) | Blunt-edge dual-purpose soft tissue loosening needle | |
| CN211796838U (en) | Surgical electric hook tool bit | |
| CN219397512U (en) | Orthopedic traction anti-skid device | |
| CN219089623U (en) | High-frequency operation electrode tool bit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240126 Address after: Room 302, Building 1, No. 71 Kesha Road, Xingyi City, Qianxinan Buyi and Miao Autonomous Prefecture, Guizhou Province, 562400 Patentee after: Hu Nan Country or region after: China Address before: No. 433, Yanling Road, Tianhe District, Guangzhou, Guangdong 510650 Patentee before: Wang Yaogang Country or region before: China |