CN108635021A - Bull scalpel - Google Patents
Bull scalpel Download PDFInfo
- Publication number
- CN108635021A CN108635021A CN201810826515.5A CN201810826515A CN108635021A CN 108635021 A CN108635021 A CN 108635021A CN 201810826515 A CN201810826515 A CN 201810826515A CN 108635021 A CN108635021 A CN 108635021A
- Authority
- CN
- China
- Prior art keywords
- turntable
- blade
- knife
- driving mechanism
- connecting portion
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
- A61B17/3211—Surgical scalpels, knives; Accessories therefor
- A61B17/3213—Surgical scalpels, knives; Accessories therefor with detachable blades
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00017—Electrical control of surgical instruments
Abstract
The invention discloses a kind of bull scalpels, including knife shell, handle of a knife, blade, driving mechanism, PLC controller and battery；The knife shell is removably mounted on handle of a knife, blade is multiple, multiple blades are arranged in knife shell and are hinged by connecting rod and driving mechanism, one of blade stretching or retraction knife shell are driven by driving mechanism, PLC controller is connect with driving mechanism, for controlling driving mechanism action, battery is that driving mechanism and PLC controller are powered；Blade is set as multiple by the present invention, and multiple blades are hinged by connecting rod and driving mechanism, can be controlled one of blade according to actual needs and is stretched out and use, realize the free switching of multiple blades, avoids frequent more allowing blade replacement and the inconvenience that brings.Driving mechanism is controlled using PLC controller, control is accurate, is easy to implement.
Description
Technical field
The invention belongs to cutting-tool engineering fields, and in particular to a kind of bull scalpel.
Background technology
Medical operation blade is the tool often used of performing an operation to patient in hospital.Existing scalpel includes knife
Piece and handle of a knife, in use, doctor pinch handle of a knife with hand and are operated, and in the course of surgery, need to frequently replace
People's time is rescued in common scalpel, waste, and may be due to occurring cutter landing in transmittance process to the health of medical staff
Threaten, in addition doctor using scalpel during, scalpel handle of a knife is thinner, be unfavorable for doctor take hold.
Invention content
In order to solve the above problem of the existing technology, present invention aims at need not be frequent when providing a kind of use
The bull scalpel of tool changing.
The technical solution adopted in the present invention is：
Bull scalpel, including knife shell, handle of a knife, blade, driving mechanism, PLC controller and battery；The knife shell is detachable
Formula is mounted on handle of a knife, and blade is multiple, and multiple blades are arranged in knife shell and are hinged by connecting rod and driving mechanism, by
Driving mechanism drives one of blade stretching or retraction knife shell, and PLC controller is connect with driving mechanism, for controlling driving machine
Structure acts, and battery is that driving mechanism and PLC controller are powered.
Further, the blade is three.
Further, the driving mechanism includes motor, the first turntable, the second turntable, third turntable and drive rod；It is described
Motor output shaft is connect with the first turntable；Second turntable and the first turntable coordinate, and are rotated by the first driven by rotary disc；Described
Three turntables are rotatably fixed on the inner wall of knife shell, and on third turntable and the one side opposite with knife shell inner wall is first side, separately
One side is second side；It is toothed around in the first side and tooth socket, blade is hinged on the of third turntable by connecting rod
Two side faces；One end of drive rod is fixed on the second turntable, the drive rod other end be equipped with the matched tooth socket of third turntable and
The gear teeth and this end is engaged with third turntable.
Further, first turntable includes chassis a, groove and through-hole a；The groove is arranged in the side of chassis a
Face, the through-hole a are arranged at the center of the first turntable a.
Further, the groove is three, and three grooves are radially distributed in chassis centered on the first turntable center of circle
In a disks, the angle between two neighboring groove is 120 degree.
Further, second turntable includes chassis b, boss b, through-hole b and outer ring；The boss b is arranged in chassis b
Side, by chassis b towards extending to form perpendicular to its disk direction, the fit depressions of boss b and the first turntable；The through-hole
B is arranged at the center of chassis b；The outer ring is set in the circumference of chassis b, and ball is equipped between chassis b and outer ring.
Further, the third turntable includes shaft, the center of third turntable open up for shaft by through-hole c, institute
The one end for stating shaft is rotatably fixed on knife shell inner wall, and the other end passes through through-hole c, and is fixed with third turntable.
Further, the blade includes blade part and fixed part；The connecting rod includes first connecting rod and second connecting rod, and
One end of one connecting rod is fixed in the second side of third turntable, and one end of the other end and second connecting rod is hinged, second connecting rod
The other end is hinged by connector with blade fixed part.
Further, the connector includes first connecting portion, second connecting portion and third interconnecting piece, first connecting portion and
Second connecting portion is arranged in parallel, and third interconnecting piece is arranged between first connecting portion and second connecting portion, and and first connecting portion
It is fixed with second connecting portion；The lateral dimension of the third interconnecting piece is less than the lateral ruler of first connecting portion and second connecting portion
It is very little；Between first connecting portion and second connecting portion, formed using third interconnecting piece as the mounting groove of slot bottom.
Further, knife shell connecting pin is equipped with the expansion joint extended to its free end；The expansion joint is by knife shell
Connecting pin be divided into inside mounting portion and outside holding section；The mounting portion is set on the outer ring of the second turntable；
The end of handle of a knife, which is equipped with, prevents the limiting section that holding section skids off, engagement site from being limited in handle of a knife and by limiting section；The handle of a knife
It is equipped with the press device for pressing fastened portion.
Beneficial effects of the present invention are：
For the present invention by the way that blade is set as multiple, multiple blades are hinged by connecting rod and driving mechanism, can be according to reality
Border needs, and controls one of blade and stretches out and uses, and realizes the free switching of multiple blades, avoids frequent more allowing blade replacement and band
The inconvenience come.Driving mechanism is controlled using PLC controller, control is accurate, is easy to implement.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the first turntable structure schematic diagram；
Fig. 3 is the second turntable structure schematic diagram；
Fig. 4 is third turntable structure schematic diagram；
Fig. 5 is blade structure schematic diagram；
Fig. 6 is connecting-piece structure schematic diagram；
Fig. 7 is drive rod structural schematic diagram；
Fig. 8 is press device structural schematic diagram.
Wherein, 1 is knife shell, and 11 be expansion joint, and 12 be mounting portion, and 13 be holding section, and 14 be press device, and 2 be handle of a knife, 3
It is blade part for blade, 31,32 be fixed part, and 33 be mounting hole, and 4 be PLC controller, and 5 be battery, and 61 be motor, and 62 be
One turntable, 621 be chassis a, and 622 be groove, and 623 be through-hole a, and 63 be the second turntable, and 631 be chassis b, and 632 be boss b, 633
It is outer ring for through-hole b, 634,64 be third turntable, and 641 be shaft, and 65 be drive rod, and 7 be connecting rod, and 71 be first connecting rod, and 72 are
Second connecting rod, 8 be connector, and 81 be first connecting portion, and 82 be second connecting portion, and 83 be third interconnecting piece.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific embodiment does further explaination to the present invention.
Referring to Fig. 1：Bull scalpel, including knife shell 1, handle of a knife 2, blade 3, driving mechanism, PLC controller 4 and battery 5.
Knife shell 1 is removably mounted on handle of a knife 2, blade 3 be it is multiple, multiple blades 3 be arranged in knife shell 1 and by connecting rod 7 with
Driving mechanism is hinged, and the stretching of one of blade 3 or retraction knife shell 1, PLC controller 4 and driving mechanism are driven by driving mechanism
Connection, for controlling driving mechanism action, battery 5 is that driving mechanism and PLC controller 4 are powered.
In a specific embodiment, blade 3 is three, and three 3 shapes of blade can be identical, can not also be identical.
By the way that blade 3 is set as multiple, multiple blades 3 are hinged by connecting rod 7 and driving mechanism, can be according to practical need
It wants, controls one of blade and stretch out use, realize the free switching of multiple blades, avoid frequent more allowing blade replacement and bring
It is inconvenient.Driving mechanism is controlled using PLC controller, control is accurate, is easy to implement.
In one embodiment, driving mechanism includes motor 61, the first turntable 62, the second turntable 63,64 and of third turntable
Drive rod 65.61 output shaft of motor is connect with the first turntable 62, driving the first turntable 62 rotation；Second turntable 63 and the first turntable
62 cooperations, are driven by the first turntable 62 and are rotated.Third turntable 64 is rotatably fixed on the inner wall of knife shell 1, on third turntable 64 and
The one side opposite with 2 inner wall of knife shell is first side, and another side is second side；It is toothed around in first side and tooth
Slot, blade 3 are hinged on the second side of third turntable 64 by connecting rod 7；One end of drive rod 65 is fixed on the second turntable 63,
The other end, which is equipped with, to be engaged with 64 matched tooth socket of third turntable and the gear teeth, the other end of drive rod 65 with third turntable 64.Electricity
61 output shaft of machine drives the rotation of the first turntable 62, to drive the rotation of the second turntable 63, and then drives third to turn by drive rod 65
Disk 64 rotates, and in 64 rotation process of third turntable, blade 3 is pullled by connecting rod 7, stretches out outside knife shell 1 or in retraction knife shell 1.
Referring to Fig. 2：Specifically, the first turntable 62 includes chassis a621 and groove 622, which is arranged on chassis
The one side of a621.Groove 622 is three, and three grooves 622 are radially distributed in chassis centered on 62 center of circle of the first turntable
In a621 disks, the angle between two neighboring groove 622 is 120 degree, at the center of the first turntable 62, is equipped with defeated with motor 61
The matched through-hole a623 of shaft.Groove 622 can be arranged directly on the a621 of chassis, can also be by chassis a621 towards vertical
Boss a is extended to form in its disk direction, groove 622 is arranged on boss a.
Referring to Fig. 3：Second turntable 63 includes chassis b631 and boss b632, and boss b632 is arranged the one of chassis b631
Side is extended to form by chassis b631 courts perpendicular to its disk direction.Boss b632 is three, and three boss b632 are respectively with first
Three grooves 622 of turntable are corresponding, the fit depressions on the shape of boss b632, size and groove 622.In the second turntable
Center, offer and 65 matched through-hole b633 of drive rod.On chassis, the circumference of b631 is arranged with outer ring 634, chassis
Ball is equipped between b631 and outer ring 634.
Referring to Fig. 4 and Fig. 7：The center of third turntable 64 open up for shaft 641 by through-hole c642, the one of shaft 641
End is rotatably fixed on 1 inner wall of knife shell, and the other end passes through through-hole c642, and is fixed with third turntable 64.
The boss b632 of second turntable 63 is embedded in the groove of the first turntable 62, motor output shaft and through-hole a621 close-fittings
It closes, driving the first turntable 62 rotation, to driving the second turntable 63 rotation.The second turntable 63 is inserted into one end of 65 polished rod of drive rod
Through-hole b633 in, by the second turntable 63 drive rotate；First side of one end and third turntable 64 that drive rod 65 is toothed around
Face is engaged, and driving third turntable 64 rotates, to drive blade 3 to stretch out or retract.
Referring to Fig. 5：In one embodiment, blade 3 includes blade part 31 and fixed part 32.Connecting rod 7 includes first connecting rod
71 and second connecting rod 72, one end of first connecting rod 71 be fixed in the second side of third turntable 64, the other end and second connecting rod
72 one end is hinged, and the other end and 3 fixed part 32 of blade of second connecting rod 72 are hinged.Specifically, being offered on fixed part 32
Mounting hole 33, mounting hole 33 are equipped with connector 8, and the other end and connector 8 of second connecting rod 72 are hinged.
Referring to Fig. 6：Connector 8 includes first connecting portion 81, second connecting portion 82 and third interconnecting piece 83, first connecting portion
81 and second connecting portion 82 be arranged in parallel, third interconnecting piece 83 be arranged between first connecting portion 81 and second connecting portion 82, and
It is fixed with first connecting portion 81 and second connecting portion 82,8 cross sectional shape of connector is I-shaped.The lateral ruler of third interconnecting piece 83
The very little lateral dimension less than first connecting portion 81 and second connecting portion 82.Between first connecting portion 81 and second connecting portion 82,
It is the mounting groove of slot bottom to be formed with third interconnecting piece 83.Connector 8 is arranged in 3 mounting hole 33 of blade, makes 3 mounting hole 33 of blade
Hole along the mounting groove of built-in connector 8.
In one embodiment, the lateral dimension of first connecting portion 81 be less than second connecting portion 82 lateral dimension, first
The center of interconnecting piece 81 is corresponding with the center of second connecting portion 82, third interconnecting piece 83 be eccentrically set on first connecting portion 81 with
Between second connecting portion 82.
Referring to Fig. 1 and Fig. 8, one end of knife shell 1 is detachably connected with handle of a knife 2.In one embodiment, knife shell 1 and knife
One end that handle 2 connects is connecting pin, flexible equipped with what is extended to its free end (i.e. the other end of knife shell) on 1 connecting pin of knife shell
Seam 11.The expansion joint 11 can be circumferentially disposed along 1 connecting pin of knife shell, and two expansion joints can also be arranged on 1 connecting pin of knife shell
11, two expansion joints 11 are symmetrical arranged.The connecting pin of knife shell 1 is divided into the card of the mounting portion 12 and outside of inside by expansion joint 11
Conjunction portion 13.Mounting portion 12 is set on the outer ring of the second turntable 63.The limit for preventing holding section from skidding off is equipped in the end of handle of a knife 2
Portion, engagement site are limited by limiting section in handle of a knife 2.The press device for pressing fastened portion 13 is equipped on handle of a knife 2
14, which includes pressing piece and spring, offered on handle of a knife 2 for pressing piece by strip-shaped hole, the one of pressing piece
End is penetrated in handle of a knife 2 by strip-shaped hole and is contacted with holding section 13, is equipped with return spring in pressing piece, and the one of the return spring
End is withstood at the top of pressing piece, and the other end is against handle of a knife outer wall.
When needing to dismantle knife shell, it is only necessary to press pressing piece, expansion joint is made to be closed, reduce the lateral ruler of knife shell connecting pin
It is very little, convenient for knife shell by deviating from handle of a knife, the blade being convenient for changing in knife shell and knife shell.Mounting portion 12 is set in the second turntable 63
Outer ring on, due between the chassis and outer ring of the second turntable be equipped with ball, the second turntable chassis rotate when, outer ring can
It remains stationary as, is easily installed knife shell.
In one embodiment, blade driving switch can also be set on handle of a knife, blade is controlled by driving switch
It stretches out or retracts.Driving switch is adapted with knife number.Such as, gear slot, driving switch three are offered on handle of a knife 2
It is a, three blades of control are respectively used to, driving switch is mounted in gear slot.
The control sections PLC can control conventional arrangement, such as press gear one, driving motor rotation makes the first turntable rotate
120 degree, the first blade on third turntable is hinged on by connecting rod and is stretched out；Gear two is pressed, driving motor is rotated further by 120 degree,
The first blade on third turntable is hinged on by connecting rod to retract, while the second blade stretches out；Gear three is pressed, driving motor is again
Secondary 120 degree of rotation is hinged on the second blade on third turntable by connecting rod and retracts, while third blade stretches out.
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are each under the inspiration of the present invention
The product of kind form.Above-mentioned specific implementation mode should not be understood the limitation of pairs of protection scope of the present invention, protection of the invention
Range should be subject to be defined in claims, and specification can be used for interpreting the claims.
Claims (10)
1. bull scalpel, which is characterized in that including knife shell, handle of a knife, blade, driving mechanism, PLC controller and battery；It is described
Knife shell is removably mounted on handle of a knife, and blade is multiple, and multiple blades are arranged in knife shell and by connecting rod and driving machine
Structure is hinged, drives one of blade stretching or retraction knife shell, PLC controller to connect, be used for driving mechanism by driving mechanism
Driving mechanism action is controlled, battery is that driving mechanism and PLC controller are powered.
2. bull scalpel according to claim 1, which is characterized in that the blade is three.
3. bull scalpel according to claim 2, which is characterized in that the driving mechanism include motor, the first turntable,
Second turntable, third turntable and drive rod；The output shaft of the motor is connect with the first turntable；Second turntable and first turn
Disk coordinates, and is rotated by the first driven by rotary disc；The third turntable is rotatably fixed on the inner wall of knife shell, on third turntable and with
The opposite one side of knife shell inner wall is first side, and another side is second side；It is toothed around in the first side and tooth
Slot, blade are hinged on the second side of third turntable by connecting rod；One end of drive rod is fixed on the second turntable, and drive rod is another
One end, which is equipped with, engages with the matched tooth socket of third turntable and the gear teeth and this end with third turntable.
4. bull scalpel according to claim 3, which is characterized in that first turntable includes chassis a, groove and leads to
Hole a；The one side in chassis a is arranged in the groove, and the through-hole a is arranged at the center of the first turntable a.
5. bull scalpel according to claim 4, which is characterized in that the groove is three, and three grooves are with first
It centered on the turntable center of circle, is radially distributed in a disks of chassis, the angle between two neighboring groove is 120 degree.
6. bull scalpel according to claim 4 or 5, which is characterized in that second turntable includes chassis b, boss
B, through-hole b and outer ring；The boss b is arranged in the side of chassis b, is extended to form perpendicular to its disk direction by chassis b courts, convex
The fit depressions of platform b and the first turntable；The through-hole b is arranged at the center of chassis b；The outer ring is set in the circle of chassis b
Week ball is equipped between chassis b and outer ring.
7. bull scalpel according to claim 6, which is characterized in that the third turntable includes shaft, third turntable
Center open up for shaft by through-hole c, one end of the shaft is rotatably fixed on knife shell inner wall, and the other end passes through through-hole
C, and fixed with third turntable.
8. bull scalpel according to claim 2, which is characterized in that the blade includes blade part and fixed part；Institute
It includes first connecting rod and second connecting rod to state connecting rod, and one end of first connecting rod is fixed in the second side of third turntable, the other end
Hinged with one end of second connecting rod, the other end and blade fixed part of second connecting rod are hinged by connector.
9. bull scalpel according to claim 8, which is characterized in that the connector includes first connecting portion, second
Interconnecting piece and third interconnecting piece, first connecting portion and second connecting portion are arranged in parallel, and third interconnecting piece is arranged in first connecting portion
It is fixed between second connecting portion, and with first connecting portion and second connecting portion；The lateral dimension of the third interconnecting piece is less than
The lateral dimension of first connecting portion and second connecting portion；Between first connecting portion and second connecting portion, formation is connected with third
Portion is the mounting groove of slot bottom.
10. bull scalpel according to claim 2, which is characterized in that knife shell connecting pin is equipped with to its freedom
Hold the expansion joint extended；The connecting pin of knife shell is divided into the holding section of the mounting portion and outside of inside by the expansion joint；It is described
Mounting portion is set on the outer ring of the second turntable；The limiting section for preventing holding section from skidding off, engagement site are equipped in the end of handle of a knife
It is limited in handle of a knife and by limiting section；The handle of a knife is equipped with the press device for pressing fastened portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810826515.5A CN108635021A (en) | 2018-07-25 | 2018-07-25 | Bull scalpel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810826515.5A CN108635021A (en) | 2018-07-25 | 2018-07-25 | Bull scalpel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108635021A true CN108635021A (en) | 2018-10-12 |
Family
ID=63760095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810826515.5A Pending CN108635021A (en) | 2018-07-25 | 2018-07-25 | Bull scalpel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108635021A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117731370B (en) * | 2024-02-20 | 2024-04-26 | 四川大学华西医院 | Surgical knife |
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| JP3003114U (en) * | 1994-04-14 | 1994-10-18 | 和東機械企業股▲ふん▼有限公司 | CNC spring making machine Automatic sword cutting device |
| JPH09179031A (en) * | 1995-12-22 | 1997-07-11 | Nikon Corp | Stereoscopic microscope and ophthalmological device |
| CN203524846U (en) * | 2013-11-06 | 2014-04-09 | 党雪 | Multi-knife-head ophthalmic surgical device |
| CN204062402U (en) * | 2014-08-26 | 2014-12-31 | 深圳市普利尔德科技有限公司 | A kind of wall hanging rack for placement machine top box |
| CN204092120U (en) * | 2014-10-23 | 2015-01-14 | 南阳医学高等专科学校第一附属医院 | A kind of can the neurosurgery scalpel of resisting fatigue |
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| CN106821561A (en) * | 2017-04-03 | 2017-06-13 | 许建芹 | A kind of artificial limb manipulator |
| CN207125765U (en) * | 2017-02-27 | 2018-03-23 | 李冰 | A kind of monolever double-blade surgical knife |
| CN207548847U (en) * | 2017-12-07 | 2018-06-29 | 重庆鹿福宫生物科技有限公司 | A kind of pilose antler hand microtome |
| CN208892723U (en) * | 2018-07-25 | 2019-05-24 | 吉林大学 | Bull scalpel |
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2018
- 2018-07-25 CN CN201810826515.5A patent/CN108635021A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3003114U (en) * | 1994-04-14 | 1994-10-18 | 和東機械企業股▲ふん▼有限公司 | CNC spring making machine Automatic sword cutting device |
| JPH09179031A (en) * | 1995-12-22 | 1997-07-11 | Nikon Corp | Stereoscopic microscope and ophthalmological device |
| CN203524846U (en) * | 2013-11-06 | 2014-04-09 | 党雪 | Multi-knife-head ophthalmic surgical device |
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| CN204092120U (en) * | 2014-10-23 | 2015-01-14 | 南阳医学高等专科学校第一附属医院 | A kind of can the neurosurgery scalpel of resisting fatigue |
| CN205657959U (en) * | 2016-04-12 | 2016-10-19 | 赵杰 | Circuit board and working of plastics connecting device |
| CN106703684A (en) * | 2017-02-22 | 2017-05-24 | 武汉科技大学 | Underground drilling robot |
| CN207125765U (en) * | 2017-02-27 | 2018-03-23 | 李冰 | A kind of monolever double-blade surgical knife |
| CN106821561A (en) * | 2017-04-03 | 2017-06-13 | 许建芹 | A kind of artificial limb manipulator |
| CN207548847U (en) * | 2017-12-07 | 2018-06-29 | 重庆鹿福宫生物科技有限公司 | A kind of pilose antler hand microtome |
| CN208892723U (en) * | 2018-07-25 | 2019-05-24 | 吉林大学 | Bull scalpel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117731370B (en) * | 2024-02-20 | 2024-04-26 | 四川大学华西医院 | Surgical knife |
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