CN109820566B - Washing chip suction type skull milling cutter - Google Patents
Washing chip suction type skull milling cutter Download PDFInfo
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- CN109820566B CN109820566B CN201910226699.6A CN201910226699A CN109820566B CN 109820566 B CN109820566 B CN 109820566B CN 201910226699 A CN201910226699 A CN 201910226699A CN 109820566 B CN109820566 B CN 109820566B
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- skull
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
A washing and chip sucking skull milling cutter belongs to the technical field of craniotomy equipment and aims to solve the problems that in the prior art, surgical staff is increased, surgical quality and speed are reduced, surgical accuracy is reduced and bone chips are difficult to clean. The invention relates to a flushing chip-sucking skull milling cutter, which comprises: a housing; a milling unit disposed at an end of the housing; the milling switch is arranged on the shell, and the milling unit is controlled to rotate or stop through the milling switch; the L-shaped protection plate is connected with the shell, and the bending section of the protection plate corresponds to the end part of one end of the milling unit acting on the skull; a rinsing unit, the rinsing port of which acts towards the milling unit at the skull bone position; the chip suction unit is used for sucking bone chips through negative pressure at the position, where the chip suction port of the chip suction unit acts on the skull, of the milling unit; and the power supply unit is connected with the milling unit, the flushing unit and the chip suction unit for supplying power.
Description
Technical Field
The invention belongs to the technical field of craniotomy equipment, and particularly relates to a skull milling cutter with flushing and chip sucking functions.
Background
The skull milling cutter is a craniotomy instrument commonly used in neurosurgery, and cuts the skull by a milling unit rotating at a high speed when performing brain surgery. Because the milling cutter is rotated at a high speed to cut the skull, partial bone fragments can be generated, the bone fragments stay on the skull, the milling realization is affected, the operation accuracy is reduced, in addition, the bone fragments are easy to enter the skull and difficult to clean, adverse effects can be caused on a human body, in the prior art, another operation assistant is required to continuously flush physiological saline to the skull milling cutter to realize flushing, on one hand, the mode increases the personnel allocation during operation, on the other hand, the operation is inconvenient, the assistant must be matched with a doctor, otherwise, the situations of inaccurate flushing, uneven flushing and the like due to poor matching easily occur, and the operation quality and speed are affected.
Disclosure of Invention
The invention aims to provide a flushing and chip sucking type skull milling cutter, which solves the problems of increasing operators, reducing operation quality and speed, reducing operation accuracy and difficult bone chip cleaning in the prior art.
To achieve the above object, a chip-sucking skull milling cutter of the present invention comprises:
a housing;
a milling unit disposed at an end of the housing;
the milling switch is arranged on the shell, and the milling unit is controlled to rotate or stop through the milling switch;
the L-shaped protection plate is connected with the shell, and the bending section of the protection plate corresponds to the end part of one end of the milling unit acting on the skull;
a rinsing unit, the rinsing port of which acts towards the milling unit at the skull bone position;
the chip suction unit is used for sucking bone chips through negative pressure at the position, where the chip suction port of the chip suction unit acts on the skull, of the milling unit;
and the power supply unit is connected with the milling unit, the flushing unit and the chip suction unit for supplying power.
The flushing unit includes:
the surface of the protective plate, which is opposite to the milling unit, is provided with a mounting groove, one end of the flushing pipe is arranged in the mounting groove, and the flushing port faces to the position of the skull, which is acted by the milling unit; the other end extends into the shell;
the flushing box is arranged in the shell and is connected with the other end of the flushing pipe through an electromagnetic valve;
and a flush switch disposed on the housing, the flush switch being electrically connected to the solenoid valve.
The washing unit is a washing pipe, one surface of the protection plate, which is opposite to the milling unit, is provided with a mounting groove, one end of the washing pipe is arranged in the mounting groove, and the washing port faces to the position of the milling unit, where the skull acts; the other end stretches into the shell and penetrates out from the other end of the shell to be connected with external flushing equipment.
The chip sucking unit includes:
two chip suction pipes symmetrically arranged on two sides of the protection plate, wherein chip suction ports of the chip suction pipes face to the position of the skull acted by the milling unit, and the other ends of the two chip suction pipes extend into the shell;
the chip storage box is arranged in the shell and is communicated with the other ends of the two chip suction pipes;
a negative pressure generator connected with the chip storage box;
and the chip suction switch is arranged on the shell and is electrically connected with the negative pressure generator.
The milling unit comprises:
a milling cutter;
the main shaft is coaxially arranged with the milling cutter, one end of the main shaft is connected with the milling cutter, the other end of the main shaft extends into the shell, and the middle part of the main shaft is connected with the shell through a bearing;
and the power transmission unit is arranged in the shell, and is controlled to start and stop by the milling switch to drive the spindle to rotate.
The power transmission unit includes:
a motor;
a drive bevel gear fixedly connected with the motor output shaft;
a driven bevel gear engaged with the drive bevel gear;
a driving straight gear coaxially arranged with the driven bevel gear;
and the driven straight gear is meshed with the driving straight gear and is fixed on the main shaft.
The housing includes:
a shell body;
the milling unit extends out of the other end of the protective cover;
a rear cover detachably connected with the rear end of the shell body;
and the handheld part is connected with the side wall of the shell body, and the interior of the handheld part is communicated with the interior of the shell body.
The hand-held part and the shell body are of an integrated structure.
And a sealing gasket is arranged at the joint of the rear cover and the shell body.
The beneficial effects of the invention are as follows: according to the flushing and chip sucking type skull milling cutter, skull cutting is achieved through the milling unit, human brain protection in the cutting process is achieved through the protection plate which is arranged opposite to the milling cutter of the milling unit, in addition, the skull milling cutter further comprises the flushing unit and the chip sucking unit, bone chips are removed through the combined action of the flushing unit and the chip sucking unit, in addition, flushing liquid is continuously sprayed to the working position of the milling cutter through the flushing unit, continuous flushing of the milling cutter in the milling process is achieved, and the problems of damage of the milling cutter and melting of the meninges at high temperature caused by overhigh temperature of the milling cutter are avoided; the chip sucking unit comprises chip sucking pipes symmetrically arranged on two sides of the milling cutter, the chip sucking pipes are used for realizing the adsorption of bone chips in the milling process, the adsorbed bone chips are stored in an internal chip storage box or an external chip storage box, the bone chips are cleaned in real time, the problem of cutting deviation caused by accumulation of the bone chips is avoided, the accuracy and success rate of operation are improved, in addition, the washing unit and the chip sucking unit are integrated on one skull milling cutter, the problem that a plurality of assistants cooperate with a doctor of a main cutter to operate in the prior art is solved, and the problem that the accuracy is poor in operation of a plurality of people is avoided.
Drawings
FIG. 1 is a front view of the overall structure of a chip-sucking skull milling cutter for flushing in accordance with the present invention;
FIG. 2 is a schematic view of the internal structure of a washing suction type skull milling cutter of the present invention when a washing box is arranged inside the skull milling cutter;
FIG. 3 is a schematic view of the structure of a flushing unit for a chip sucking skull milling cutter of the present invention when connected to an external flushing device;
FIG. 4 is a schematic view of the elevation view structure of a protection plate in a flushing and chip sucking skull milling cutter according to the invention;
wherein: 1. the device comprises a shell, 101, a shell body, 102, a rear cover, 103, a handheld part, 104, a protective cover, 2, a milling unit, 201, a milling cutter, 202, a main shaft, 203, a bearing, 204, a motor, 3, a milling switch, 4, a protective plate, 401, a mounting groove, 5, a flushing unit, 501, a flushing pipe, 502, a flushing box, 503, an electromagnetic valve, 504, a flushing switch, 6, a chip suction unit, 601, a chip suction pipe, 602, a chip storage box, 603, a negative pressure generator, 604, a chip suction switch, 7 and a power supply unit.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
Example 1
Referring to fig. 1, a flushing chip sucking type skull milling cutter of the present invention comprises:
a housing 1;
a milling unit 2 provided at an end of the housing 1;
a milling switch 3 arranged on the shell 1, and the milling unit 2 is controlled to rotate or stop by the milling switch 3;
an L-shaped protection plate 4 connected with the shell 1, wherein the bending section of the protection plate 4 corresponds to the end part of one end of the milling unit 2 acting on the skull;
a rinsing unit 5, the rinsing port of said rinsing unit 5 acting towards the milling unit 2 at the skull position;
the chip suction unit 6 is used for sucking bone chips through negative pressure at the position where the chip suction port of the chip suction unit 6 acts on the skull towards the milling unit 2;
and a power supply unit 7, wherein the power supply unit 7 is connected with the milling unit 2, the flushing unit 5 and the chip suction unit 6 for supplying power.
Referring to fig. 2 and 4, the flushing unit 5 includes:
a flushing pipe 501, wherein a mounting groove 401 is formed in the surface, opposite to the milling unit 2, of the protection plate 4, one end of the flushing pipe 501 is arranged in the mounting groove 401, and a flushing port acts on the skull position towards the milling unit 2; the other end extends into the shell 1;
a flushing tank 502 provided inside the housing 1, the flushing tank 502 being connected to the other end of the flushing pipe 501 through an electromagnetic valve 503;
and a flush switch 504 provided on the housing 1, the flush switch 504 and the solenoid valve 503 being electrically connected.
The flushing fluid may be physiological saline.
The chip suction unit 6 includes:
two chip suction pipes 601 symmetrically arranged at two sides of the protection plate 4, wherein chip suction ports of the chip suction pipes 601 face to the position of the skull of the milling unit 2, and the other ends of the two chip suction pipes 601 extend into the shell 1;
a chip storage tank 602 arranged inside the shell 1, wherein the chip storage tank 602 is communicated with the other ends of the two chip suction pipes 601;
a negative pressure generator 603 connected to the chip tank 602; the negative pressure generator 603 may be a micro vacuum generator;
and a dust suction switch 604 provided on the housing 1, the dust suction switch 604 and the negative pressure generator 603 being electrically connected.
The milling unit 2 comprises:
a milling cutter 201;
a main shaft 202 coaxially arranged with the milling cutter 201, wherein one end of the main shaft 202 is connected with the milling cutter 201, the other end of the main shaft extends into the shell 1, and the middle part of the main shaft is connected with the shell 1 through a bearing 203;
and the power transmission unit is arranged in the shell 1, and is controlled to start and stop by the milling switch 3 to drive the main shaft 202 to rotate.
The power transmission unit includes:
a motor 204;
a drive bevel gear fixedly connected with the output shaft of the motor 204;
a driven bevel gear engaged with the drive bevel gear;
a driving straight gear coaxially arranged with the driven bevel gear;
and a driven spur gear engaged with the driving spur gear, the driven spur gear being fixed to the main shaft 202.
The housing 1 includes:
a housing body 101;
a protecting cover 104 with one end connected with the front end of the shell 101 through a screw, and the milling unit 2 extends out from the other end of the protecting cover 104;
a rear cover 102 detachably connected to the rear end of the housing 101;
and a holding part 103 connected with the side wall of the shell 101, wherein the holding part 103 is communicated with the inside of the shell 101.
The hand-held part 103 and the housing body 101 are integrally formed.
A sealing gasket is arranged at the joint of the rear cover 102 and the shell body 101.
Example two
Referring to fig. 3, this embodiment differs from the first embodiment in that: the flushing unit 5 is a flushing pipe 501, a mounting groove 401 is formed in the surface, opposite to the milling unit 2, of the protection plate 4, one end of the flushing pipe 501 is arranged in the mounting groove 401, and a flushing port faces to the position of the milling unit 2, where the skull acts; the other end extends into the shell 1 and penetrates out from the other end of the shell 1 to be connected with external flushing equipment.
Claims (4)
1. A flushing chip sucking skull milling cutter comprising:
a housing (1);
a milling unit (2) arranged at the end of the housing (1);
a milling switch (3) arranged on the shell (1), wherein the milling switch (3) controls the milling unit (2) to rotate or stop;
an L-shaped protection plate (4) connected with the shell (1), wherein the bending section of the protection plate (4) corresponds to the end part of one end of the milling unit (2) acting on the skull;
characterized by further comprising:
a rinsing unit (5), the rinsing port of the rinsing unit (5) acting towards the milling unit (2) at the skull bone location;
the chip suction unit (6), the chip suction port of the chip suction unit (6) acts on the position of the skull towards the milling unit (2), and the bone chips are sucked by negative pressure;
the power supply unit (7) is connected with the milling unit (2), the flushing unit (5) and the chip suction unit (6) for supplying power;
the flushing unit (5) comprises:
a flushing pipe (501), wherein a mounting groove (401) is formed in one surface of the protection plate (4) opposite to the milling unit (2), one end of the flushing pipe (501) is arranged in the mounting groove (401), and a flushing port faces to the position of the skull of the milling unit (2); the other end extends into the shell (1);
a flushing box (502) arranged inside the shell (1), wherein the flushing box (502) is connected with the other end of the flushing pipe (501) through an electromagnetic valve (503);
and a flush switch (504) provided on the housing (1), the flush switch (504) and the solenoid valve (503) being electrically connected;
the chip suction unit (6) includes:
the chip suction pipes (601) are symmetrically arranged on two sides of the protection plate (4), chip suction openings of the chip suction pipes (601) face to the position of the skull acted by the milling unit (2), and the other ends of the two chip suction pipes (601) extend into the shell (1);
the chip storage box (602) is arranged in the shell (1), and the chip storage box (602) is communicated with the other ends of the two chip suction pipes (601);
a negative pressure generator (603) connected with the chip storage box (602);
and a chip suction switch (604) arranged on the shell (1), wherein the chip suction switch (604) is electrically connected with the negative pressure generator (603);
the milling unit (2) comprises:
a milling cutter (201);
the main shaft (202) is coaxially arranged with the milling cutter (201), one end of the main shaft (202) is connected with the milling cutter (201), the other end of the main shaft extends into the shell (1), and the middle part of the main shaft is connected with the shell (1) through a bearing (203);
the power transmission unit is arranged in the shell (1), and is controlled to start and stop by the milling switch (3) to drive the main shaft (202) to rotate;
the power transmission unit includes:
a motor (204);
a drive bevel gear fixedly connected with the output shaft of the motor (204);
a driven bevel gear engaged with the drive bevel gear;
a driving straight gear coaxially arranged with the driven bevel gear;
and a driven spur gear meshed with the driving spur gear, the driven spur gear being fixed on the main shaft (202);
the housing (1) comprises:
a housing (101);
a protective cover (104) with one end connected with the front end of the shell body (101) through a screw, wherein the milling unit (2) extends out of the other end of the protective cover (104);
a rear cover (102) detachably connected with the rear end of the shell body (101);
and a holding part (103) connected with the side wall of the shell (101), wherein the inside of the holding part (103) is communicated with the inside of the shell (101).
2. The flushing and chip sucking skull milling cutter according to claim 1, characterized in that the hand-held part (103) and the housing body (101) are of a unitary structure.
3. A flushing and chip sucking skull milling cutter according to claim 1, characterized in that the connection of the back cover (102) and the housing body (101) is provided with a sealing gasket.
4. A chip-sucking skull milling cutter according to claim 1, characterized in that the flushing unit (5) is a flushing pipe (501), the opposite side of the protection plate (4) to the milling unit (2) is provided with a mounting groove (401), one end of the flushing pipe (501) is arranged in the mounting groove (401), and the flushing port acts on the skull position towards the milling unit (2); the other end extends into the shell (1) and penetrates out from the other end of the shell (1) to be connected with external flushing equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910226699.6A CN109820566B (en) | 2019-03-25 | 2019-03-25 | Washing chip suction type skull milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910226699.6A CN109820566B (en) | 2019-03-25 | 2019-03-25 | Washing chip suction type skull milling cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109820566A CN109820566A (en) | 2019-05-31 |
| CN109820566B true CN109820566B (en) | 2023-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910226699.6A Active CN109820566B (en) | 2019-03-25 | 2019-03-25 | Washing chip suction type skull milling cutter |
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| Country | Link |
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| CN (1) | CN109820566B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112315542B (en) * | 2019-08-05 | 2025-01-03 | 北京道生济医院管理有限公司 | Handheld surgical equipment |
| CN110522493B (en) * | 2019-08-14 | 2022-05-03 | 蚌埠医学院第一附属医院 | Cranial milling cutter for craniotomy |
| CN112790817B (en) * | 2021-01-11 | 2022-03-22 | 重庆懿熙品牌策划有限公司 | Milling cutter module and full-automatic craniotomy device thereof |
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|---|---|---|---|---|
| CN202446196U (en) * | 2011-12-12 | 2012-09-26 | 重庆西山科技有限公司 | Skull plate milling handset of rotary mater protective boot |
| CN103948411A (en) * | 2014-05-14 | 2014-07-30 | 刘志国 | Skull milling cutter |
| DE102013211594A1 (en) * | 2013-06-20 | 2014-12-24 | Martin Geisinger | Bone chip mill |
| CN204890097U (en) * | 2015-08-24 | 2015-12-23 | 李美华 | Skull milling cutter with coolant liquid spray tube |
| WO2016172370A1 (en) * | 2015-04-21 | 2016-10-27 | Think Surgical, Inc. | Chip free high speed bone cutting system |
| CN210056142U (en) * | 2019-03-25 | 2020-02-14 | 刘焕兵 | Flushing and scrap-sucking type skull milling cutter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040092992A1 (en) * | 2002-10-23 | 2004-05-13 | Kenneth Adams | Disposable battery powered rotary tissue cutting instruments and methods therefor |
-
2019
- 2019-03-25 CN CN201910226699.6A patent/CN109820566B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202446196U (en) * | 2011-12-12 | 2012-09-26 | 重庆西山科技有限公司 | Skull plate milling handset of rotary mater protective boot |
| DE102013211594A1 (en) * | 2013-06-20 | 2014-12-24 | Martin Geisinger | Bone chip mill |
| CN103948411A (en) * | 2014-05-14 | 2014-07-30 | 刘志国 | Skull milling cutter |
| WO2016172370A1 (en) * | 2015-04-21 | 2016-10-27 | Think Surgical, Inc. | Chip free high speed bone cutting system |
| CN204890097U (en) * | 2015-08-24 | 2015-12-23 | 李美华 | Skull milling cutter with coolant liquid spray tube |
| CN210056142U (en) * | 2019-03-25 | 2020-02-14 | 刘焕兵 | Flushing and scrap-sucking type skull milling cutter |
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| Publication number | Publication date |
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| CN109820566A (en) | 2019-05-31 |
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