CN1931103A - Multifunctional orthopedic operation equipment and its automatic control method - Google Patents

Multifunctional orthopedic operation equipment and its automatic control method Download PDF

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Publication number
CN1931103A
CN1931103A CNA2006101226034A CN200610122603A CN1931103A CN 1931103 A CN1931103 A CN 1931103A CN A2006101226034 A CNA2006101226034 A CN A2006101226034A CN 200610122603 A CN200610122603 A CN 200610122603A CN 1931103 A CN1931103 A CN 1931103A
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China
Prior art keywords
tool
handle
motor core
drive
main frame
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Pending
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CNA2006101226034A
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Chinese (zh)
Inventor
梁雄
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Individual
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Individual
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Priority to CNA2006101226034A priority Critical patent/CN1931103A/en
Priority to PCT/CN2007/000023 priority patent/WO2008043214A1/en
Publication of CN1931103A publication Critical patent/CN1931103A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/32Surgical cutting instruments
    • A61B17/320068Surgical cutting instruments using mechanical vibrations, e.g. ultrasonic
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613Component parts
    • A61B17/1626Control means; Display units
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/14Surgical saws ; Accessories therefor
    • A61B17/142Surgical saws ; Accessories therefor with reciprocating saw blades, e.g. with cutting edges at the distal end of the saw blades
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/14Surgical saws ; Accessories therefor
    • A61B17/142Surgical saws ; Accessories therefor with reciprocating saw blades, e.g. with cutting edges at the distal end of the saw blades
    • A61B17/144Surgical saws ; Accessories therefor with reciprocating saw blades, e.g. with cutting edges at the distal end of the saw blades with cutting edges at the side of the saw blades
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613Component parts
    • A61B17/1615Drill bits, i.e. rotating tools extending from a handpiece to contact the worked material
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1655Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for tapping
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00477Coupling
    • A61B2017/00482Coupling with a code
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/90Identification means for patients or instruments, e.g. tags

Abstract

The present invention relates to operational equipment, and provides one kind of multifunctional orthopedic operation equipment and its automatic control method. The structure of the multifunctional orthopedic operation equipment includes one system unit providing power source and automatic control, one high speed motor mechanism for driving and recognizing tool handles, at least two kinds of tool handles driven with the high speed motor mechanism to produce different motions, and at least two kinds of tool heads. The other important structure has recognizer set on the motor mechanism and corresponding recognized units in different tool handles; and the recognizer, the recognized units, cable, the system unit and the motor mechanism constitute the automatic control system.

Description

A kind of multifunction surgical equipment and autocontrol method thereof that is used for orthopaedics
Technical field
The present invention relates to operation and use apparatus field, a kind of multifunction surgical equipment and autocontrol method thereof that is used for orthopaedics of saying so more specifically.
Technical background
The existing cranio-maxillofacial that is used for is in the world performed the operation, and particularly little saw and the little brill in bone plastic operation and the hands surgical operation mainly is to adopt the surgical apparatus that drives by micro machine.According to the difference of the operation tool of reality, also different to the requirement of the rotating speed of micro machine, general general have three kinds of rotating speeds: the 13000RPM of low speed, the 15000RPM of middling speed and high speed 〉=41000RPM.Different speed mainly is the handle that is applicable to the different driving pattern, should adopt high speed 41000RPM as what change the hole instrument; Swing saw should adopt the 15000RPM of middling speed; Reciprocating sow should adopt the 13000RPM of low speed etc.
In the prior art, the selection conversion of three kinds of speed of appeal mainly contains following dual mode:
1. in three handle for tool, small high speed motor is installed respectively, and is set rotating speed of motor.In the process of operation,, tool heads is installed on the different handle for tool according to of the requirement of different operation tool heads to speed.The advantage of this mode is to use simply, and is safe, and shortcoming is that surgical apparatus has adopted three small high speed motors, and the cost height is simultaneously because the standardization of equipment has caused the decline of motility.If there is multiple drive modes to cooperate friction speed, the quantity of motor increases thereupon so.
2. adopt handle for tool to cooperate different tool heads, the speed that is used to the micro machine that drives in the handle for tool is to regulate by main frame or control chamber.The advantage of this control model is with low cost, only needs to adopt the micro machine of an adjustable speed to drive; The motility height can have more actual needs and adjust motor speed.But the shortcoming of this pattern is more outstanding, and its maximum shortcoming is that safety is low.The speed governing of existing equipment mainly contains dual mode: a kind of is to be provided with the speed governing pedal, and the doctor can be switched different speed by foot control system speed governing pedal in operation.This mode requires the doctor that equipment is had very high familiarity and operational capacity, controls the difficulty height, has increased doctor's pressure greatly, makes mistakes easily.Another kind is to require to regulate the purpose that main frame or control chamber reach the switch motor rotating speed by doctor assistant according to the doctor.Though doctor's pressure has reduced, but need between doctor and the assistant good cooperating arranged, the work collaboration capabilities of whole surgery team is required very high, error rate is also very high.Rotating speed of motor is selected mistake, in operation the patient have very big danger.On the other hand, because motor speed is very high, and be on skeleton, to undergo surgery, so the speed handoff error also causes the damage of equipment easily.
Summary of the invention
The objective of the invention is to overcome shortcoming of the prior art, merge the advantage of different operation tools in the prior art, provide a kind of and can use multiple different operation tool, and can be suitable for and regulate the multifunction surgical equipment of mode of operation automatically.
The present invention is achieved through the following technical solutions its purpose.
The invention discloses a kind of multifunction surgical equipment that is used for orthopaedics, structure comprises:
Be used to provide the main frame of power supply and automatic control, main frame is mainly used in power supply to motor core is provided, and the work of control motor core, comprises the classification of the handle for tool of discerning the motor core that inserts, produce the corresponding driving power supply, and other such as controls such as open and close.
Be used to drive effect with the high-speed electric expreess locomotive movement of identification facility handle and be and under main frame produces the prerequisite of a power supply supply, produce a rotation and drive, be used for the handle for tool work of drive installation at the motor core front end.Motor core is connected with main frame by cable, comprises signal transmission line and power drives line in the cable at least, and the motor in the described motor core is a small high speed motor, and controllable rotation speed.The power drives line comprises three lines: power supply input, power supply output and earth lead; Signal transmission line can have not collinear number according to different induction apparatuss.
The present invention also comprises at least two kinds of handle for tool that produce different motion mechanism under the high-speed electric expreess locomotive movement drives, the handle for tool front end is the tool heads installation end, the rear end is a housing of installing with the motor core socket, the housing inboard is provided with the drive mechanism that matches with the motor core drive end, and described drive mechanism drives described tool heads installation end and produces different motion mechanism.The major function of handle for tool is the switching that realizes concrete locomotory mechanism, because the driving mechanism that motor core produced drives for rotation, and other instruments except boring in the operation, as reciprocating sow etc., all can not directly adopt rotation to drive, so must carry out the switching of drive pattern by drive mechanism.The control system that the employing motor core cooperates with handle for tool is with respect to the control of existing orthopaedics planing operation tool, only need the control rotating speed of motor, no matter all simple relatively on structure or on the control system, and the present invention can be switched between multiple motor pattern.Handle for tool of the present invention can be used for doctor's grasping when in use, so the shape of handle can be processed into the shape that meets the human engineering of being convenient to grasping, or in handle outer surface processing anti-skidding structure.
At least two kinds of tool heads that are installed on the handle for tool front end tool head installation end, tool heads are the structures that directly acts in the operation on the skeleton, are used for skeleton is carried out shaping.Type comprises brill and saws two kinds, can be the brill or the saw of plurality of specifications or model, and the present invention can be equipped with the tool heads of number of different types, is used for the functions expanding to present device, makes its applicable surface wider.
Another important structure that realizes the object of the invention is to be provided with recognition device on described motor core, and recognition device is connected with described signal transmission line, is provided with on each handle for tool and the corresponding evaluator of recognition device; Described recognition device, be installed on evaluators different on the different handle for tool, cable, main frame and motor core and constitute different handle for tool automatically identification and motor core rotating speed automatic control system.As stated in the Background Art, this type of operation tool is in the process of operation, and at different tool heads, rotating speed of motor is different.For avoiding prior art in the process of changing handle for tool or tool heads, manual adjustment to operation bring loaded down with trivial details, improve the safety of operation, the present invention has adopted the structure of automatic identification.The evaluator that is provided with on each handle for tool of the present invention is all different, carry different identifying informations, when handle for tool being cooperated installation with motor core when, motor core can be sent to main frame with described identifying information by recognition device, the procedure judges motor core default by main frame adopts the sort of rotating speed to come the driven tool handle, and gives the corresponding driving power supply.In the process of operation, operate doctor of the present invention and need not to regulate the motor core rotating speed, only need to cooperate with motor core to install to get final product with the corresponding handle for tool of operation process.Greatly reduce the pressure of doctor in operation process, improved the operation motility, avoided having shortened operating time because improper the cause damage of device structure and the increase of operation risk are set.
Control for convenience, the present invention default many group different rotating speeds motor cores on the control system of main frame drive parameter, and the signal that sends back main frame according to signal transmission line selects concrete one group to drive the driving parameter motor core.So only need only need to carry on the evaluator identification signal that is used to discern dissimilar handle for tool and get final product, main frame just can directly selection be installed is the handle for tool of that type by identification signal.Control structure is very simple, and evaluator and recognition device can have polytype to select, and particularly small-sized evaluator and recognition device can be hidden in the structure, brief system structure.
Recognition device of the present invention is preferably noncontacting proximity sensor.The advantage of contactless pick off is to discern in the process of sensing, need not contact between evaluator and the recognition device, that is to say the outer surface at handle for tool and motor core, need not to be provided with the contact of using for sensing contact.Because will have a large amount of water, blood and chemical agent in operation process contacts with operation tool; the advantage of non-contact structure is in the process of using; pick off is arranged in structure and is protected, and above-mentioned factor can not impact it, thereby causes discerning the decline of accuracy.
Recognition device of the present invention adopts existing sophisticated Hall linear transducer, described evaluator is made of a Magnet that is installed in the magnetosphere on the housing sidewall of handle for tool rear end and is installed on the magnetosphere, and motor core and handle for tool are provided with and are used to limit the positioner that motor core inserts handle for tool rear end housing radial angle.Magnet after handle for tool and motor core cooperation installation, can produce different magnetic flux on Hall element on different shell position, form the identification signal of corresponding different handles.The signal transmission line that adopts Hall to pass linear sensor is four, adds original three power lines that are used for the drive motors movement, and the described cable that is used to connect main frame and motor core should adopt the cable of seven cores.In order to transmit different driving powers, various power supplys are separated transmission in the prior art, the general cable that is at least nine cores that adopts, this has also caused the complexity of inner connection of circuit and control structure from another point of view.Described pick off also can adopt light-operated generator, and evaluator adopts reflective optical system, and the difference of the position by the reflective optical system reflection is discerned different handle for tool.
The present invention can have the handle for tool of multiple different operating modes, and the tool heads that is used to insert difference in functionality is expanded the functional type of operation tool.Generally comprise following four kinds of handle for tool:
A turning tool handle, described drive mechanism mainly comprise butt joint port that rear end and motor core drive end match, are connected the rotating shaft of butt joint port and tool heads installation end; Cooperating the tool heads of installing with the tool heads installation end is various drill bits.Docking the non-circular drive end that can adopt non-circular groove structure and motor core front end in the port generally speaking plugs and is used to be connected, when being installed to handle for tool on the motor core, only need insertion is aimed at butt joint port and drive end, drive end just can the rotating drive handle for tool, simple in structure, easy for installation, be specially adapted to the replacing of handle for tool in the operation process.The turning tool handle arrangement is very simple, only needs to rotate and get final product by being fixed on rotary head that rotating shaft after the butt joint port drives front end, generally the rotating speed of employing 〉=41000RPM.
A linear reciprocation handle for tool, described drive mechanism mainly comprises the butt joint port of matching with the motor core drive end in the rear end, the middle part with dock the port other end shaking tray structure that is rotatably assorted, shaking tray structure and butt joint port axial becomes an inclination angle, the terminal tool heads installation end straight reciprocating motion that drives its front end of shaking tray structure drive shaft; Cooperating the tool heads of installing with the tool heads installation end is various straight-line reciprocating saw blade of saw.The shaking tray structure of above-mentioned inclination can drive main shaft front and back axially-movable in rotating process, thereby drives the high-frequency front-rear reciprocation movement of reciprocating sow of front end, and this handle for tool is suitable for the motor core rotating speed of 13000RPM.
A swing handle for tool, described drive mechanism mainly comprises the butt joint port of matching with the motor core drive end in the rear end, match with the excentric sleeve of rear-end of spindle by the eccentric shaft of its front end in the butt joint port, drive shaft front end tool head installation end swings back and forth in spindle axis is angled; Cooperating the tool heads of installing with the tool heads installation end is various swing saws.The rotation of above-mentioned eccentric shaft can come back rotation by propeller shaft sleeve high frequency in certain angle, thereby the swing saw that drives front end forms a fan row cutting movement, and motor core adopts the rotating speed of 15000RPM to drive this type of instrument.
A translation handle for tool, described drive mechanism mainly comprises the butt joint port of matching with the motor core drive end in the rear end, match with the excentric sleeve of rear-end of spindle by the eccentric shaft of its front end in the butt joint port, drive shaft is around the horizontal shaft swing at its middle part, thus drive shaft front end tool head installation end move left and right in certain lateral extent; Cooperating the tool heads of installing with the tool heads installation end is various sagittal saws.The rotation of eccentric shaft can drive shaft an end move up and down, thereby make main shaft rotate around horizontal rotating shaft, make its front-end driven sagittal saw do the motion of class translation in certain lateral extent, reach a kind of effect of transverse cuts, this instrument generally adopts 16000RPM to drive.
The present invention also provides a kind of autocontrol method of the multi-functional orthopedic surgical apparatus that is used for, be when being installed in different handle for tool on the motor core, obtain the identification signal of the evaluator on the different handle for tool by the recognition device on the motor core, and identification signal is sent to main frame by signal transmission line, main frame produces different driving powers according to different identification signals automatically, produces different rotating speeds by power drives line drive motors movement.In the process of operation, the doctor of operation instrument of the present invention only needs to be plugged on the motor core according to the handle for tool of the needs of performing the operation with corresponding function, and the tool heads of installing respective model was both passable, need not main frame is carried out any adjusting, main frame is discerned the handle for tool that is inserted automatically and the corresponding driving power supply is provided.Operate very simply, greatly reduce doctor's operating pressure, make the doctor attentively to undergo surgery.Control for the embedded system of simplifying main frame, the present invention is provided with a motor-driven parameter list in the control system of described main frame, default many group different rotating speeds motor cores drive parameter in the table, described identification signal is one and selects signal that main frame determines automatically that by described selection signal concrete motor core drives parameter and comes the drive motors movement to produce different rotating speeds.
The present invention has following outstanding substantive distinguishing features and obvious improvement with respect to prior art.
1. can discern the handle for tool of multiple difference in functionality automatically, corresponding driving is provided, the adjusting that need not to adapt in operation process has reduced doctor's operating pressure, has reduced error rate, and protection equipment has improved the safety of performing the operation;
2. main frame is provided with many groups and drives parameters for selecting automatically, simplified The whole control system and embedded software system, improved systematic function, have the accurate recognition performance, added one deck guarantee for equipment and operation;
3. adopt contactless pick off can play the effect of protection pick off, avoided the corrosion of the water in the operation process, blood or medicinal liquid, guarantee job stability pick off;
4. motor core can be equipped with the handle for tool of multiple difference in functionality, has expanded the function of operation tool, and reduces the cost of surgery systems greatly, improves the market competitiveness;
5. the various tool handle arrangement is simple, has guaranteed the stability of running, and arranged very long service life;
6. control method is simple, and software is realized easily, and had very high expansibility energy.
Description of drawings
Fig. 1 is system module figure of the present invention;
Fig. 2 is a motor core structural representation of the present invention;
Fig. 3 is a turning tool handle arrangement sketch map;
Fig. 3 A is turning tool handle and motor core fit structure sketch map;
Fig. 4 is a linear reciprocation handle for tool structural representation;
Fig. 4 A is linear reciprocation handle for tool and motor core fit structure sketch map;
Fig. 5 is swing handle for tool structural representation;
Fig. 5 A is swing handle for tool and motor core fit structure sketch map;
Fig. 6 is a translation handle for tool structural representation;
Fig. 6 A is translation handle for tool and motor core fit structure sketch map.
The specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, the present invention has designed a kind of multifunction surgical equipment that is used for orthopaedics, it is characterized in that comprising: the main frame 1 that is used to provide power supply and automatic control; Be used to drive the high-speed electric expreess locomotive movement 2 with the identification facility handle, motor core 2 is connected with main frame 1 by cable 3, comprises signal transmission line 31 and power drives line 32 in the cable 3 at least; Four handle for tool 5,6,7 and 8 that under high-speed electric expreess locomotive movement 2 drives, produce different motion mechanism, handle for tool 5,6,7 and 8 front ends are the tool heads installation end, the rear end is a housing of installing with motor core 2 sockets, the housing inboard is provided with the drive mechanism that matches with motor core 2 drive ends 21, and described drive mechanism drives described tool heads installation end and produces different motion mechanism; Four kinds of tool heads 57,68,79 and 80 that are installed on handle for tool 5,6,7 and the 8 front end tool head installation ends; Described motor core 2 is provided with recognition device 41, and recognition device 41 is connected with described signal transmission line 31, is provided with on each handle for tool and recognition device 41 corresponding evaluators 42; Described recognition device 41, be installed on evaluator different on the different handle for tool 42, cable 3, main frame 1 and motor core 2 constitutes different handle for tool identification and motor core 2 rotating speed automatic control systems automatically.In addition, according to doctor's specific (special) requirements, can on main frame 1, increase or minimizing 2000RPM before the operation by the speed of trimming piece to tool heads 57,68,79 and 80.
The control method that above-mentioned automatic control system adopted is: when being installed in different handle for tool 5,6,7 or 8 on the motor core 2, obtain the identification signal of the evaluator 42 on different handle for tool 5,6,7 or 8 by the recognition device on the motor core 2 41, and identification signal 42 is sent to main frame 1 by signal transmission line 31, main frame 1 produces different driving powers according to different identification signals automatically, produces different rotating speeds by power drives line 32 drive motors movements 2.A motor-driven parameter list 11 is set in the control system of described main frame 1, default many group different rotating speeds motor cores 2 drive parameter in the parameter list 11, described identification signal is one and selects signal that main frame 1 determines automatically that by described selection signal concrete motor core 2 drives parameter and comes drive motors movement 2 to produce different rotating speeds.
The detailed structure of motor core 2 as shown in Figure 2, motor core 2 front ends are the drive end 21 that cooperates with the various tool handle, drive end 21 is driven by the small high speed motor 22 that is installed in its rear end, small high speed motor 22 is installed in the front end of motor core 2, fixing by alignment pin 24, recognition device 41 is equipped with in motor core 2 rear ends, and is fixing by an evaluator centring ring 43.Described recognition device 41 adopts the Hall linear transducers, is connected with four signal line altogether and transmits 31, collects in the cable 3 with three power drives lines 32 of small high speed motor 22, and cable 3 is by waterproof jacket 34 sealing and fixing.The other end of cable 3 is the plug 35 that is connected with main frame 1, equally by waterproof jacket 34 sealing and fixing.Motor core 2 rear ends also are provided with a lock nut 23 that is used for fixing the various tool handle.
Turning tool handle 5 as shown in Figure 3, drive mechanism is installed in the front end of shell 51, the rear end is a cavity 53 of pegging graft and installing with motor core 2, in the terminal sidewall evaluator 42 is installed, constitutes with the Magnet 421 that is installed on the magnetosphere 422 by a magnetosphere 422 that is installed on the housing sidewall of handle for tool rear end.Described drive mechanism mainly comprises butt joint port 54 that rear end and motor core 2 drive ends 21 match, is connected the rotating shaft 55 of butt joint port 54 and tool heads installation end 56; Cooperate the tool heads 57 of installing to be the drill bit of various models with tool heads installation end 56.The end of turning tool handle 5 is equipped with an interface circle 52 that matches with the lock nut 23 of motor core 2.Motor core 2, turning tool handle 5 and tool heads 57 are installed structure afterwards as shown in Figure 3A.To match in the front-end driven end 21 insertion cavitys 53 of motor core 2 and with butt joint port 54, drive end 21 adopts on-circular cross-section, can drive butt joint port 54 and rotate and can play the localized function of radial angle, the rotating shaft 55 that drives butt joint port 54 other ends is rotated, thereby realize cooperating the driving of the tool heads 57 of installing, shown in arrow among the figure with tool heads installation end 56.Fixedly connected by 52 rotations of lock nut 23 and interface circle between motor core 2 and the turning tool handle 5, make it in use, turning tool handle 5 can not come off.When packing motor core 2 into cavity 53, recognition device 41 is by the Distribution of Magnetic Field on the induction evaluator 42, thereby obtain the signal of identification turning tool handle 5, and signal is transmitted 31 by the signal line be sent to main frame 1, main frame drives small high speed motors 22 by power drives line 32 and rotates under the rotating speed of 〉=41000RPM.
Linear reciprocation handle for tool 6 as shown in Figure 4, drive mechanism is installed in the front end of shell 61, the rear end is a cavity 63 of pegging graft and installing with motor core 2, in the terminal sidewall evaluator 42 is installed, constitutes with the Magnet 421 that is installed on the magnetosphere 422 by a magnetosphere 422 that is installed on the housing sidewall of handle for tool rear end.Described drive mechanism mainly comprises the butt joint port of matching with motor core 2 drive ends 21 in the rear end 64, the middle part with dock port 6 other ends shaking tray structure 65 that is rotatably assorted, shaking tray structure 65 and butt joint port 6 axial becomes an inclination angle, 66 terminal tool heads installation end 67 straight reciprocating motions that drive its front ends of shaking tray structure 65 drive shaft; Cooperate the tool heads 68 of installing to be various straight-line reciprocating saw blade of saw with tool heads installation end 67.Back and forth the end of handle for tool 6 is equipped with an interface circle 62 that matches with the lock nut 23 of motor core 2.Motor core 2, reciprocal handle for tool 6 and tool heads 68 are installed structure afterwards shown in Fig. 4 A.To match in the front-end driven end 21 insertion cavitys 63 of motor core 2 and with butt joint port 64, drive end 21 adopts on-circular cross-section, can drive butt joint port 64 and rotate and can play the localized function of radial angle, the shaking tray structure 65 that drives butt joint port 64 other ends is rotated, the shaking tray structure 65 that tilts can drive main shaft 66 in rotation process  shape end seesaws, thereby realize cooperating the front-rear reciprocation movement of the tool heads 68 of installing, shown in arrow among the figure with tool heads installation end 67.Motor core 2 and back and forth between the handle for tool 6 by lock nut 23 with the interface circle 62 rotations fixedly connected, make it in use, back and forth handle for tool 6 can not come off.When packing motor core 2 into cavity 63, recognition device 41 is by the Distribution of Magnetic Field on the induction evaluator 42, thereby obtain the signal of the reciprocal handle for tool 6 of identification, and signal is transmitted 31 by the signal line be sent to main frame 1, main frame drives small high speed motors 22 by power drives line 32 and rotates under the rotating speed of 13000RPM.
The structure of swing handle for tool 7 as shown in Figure 5, drive mechanism is installed in the front end of shell 71, the rear end is a cavity 73 of pegging graft and installing with motor core 2, in the terminal sidewall evaluator 42 is installed, constitutes with the Magnet 421 that is installed on the magnetosphere 422 by a magnetosphere 422 that is installed on the housing sidewall of handle for tool rear end.Described drive mechanism mainly comprises the butt joint port of matching with motor core 2 drive ends 21 in the rear end 74, match with the excentric sleeve 77 of main shaft 76 rear ends by the eccentric shaft 75 of its front end in butt joint port 74, drive shaft 76 front end tool head installation ends 78 come back rotation in main shaft 76 axle center are angled; Cooperate the tool heads 79 of installing to be various swing saws with tool heads installation end 78.The end of swing handle for tool 7 is equipped with an interface circle 72 that matches with the lock nut 23 of motor core 2.Motor core 2, swing handle for tool 7 and tool heads 79 are installed structure afterwards shown in Fig. 5 A.To match in the front-end driven end 21 insertion cavitys 73 of motor core 2 and with butt joint port 74, drive end 21 adopts on-circular cross-section, can drive butt joint port 74 and rotate and can play the localized function of radial angle, the eccentric shaft 75 that drives butt joint port 74 other ends rotates, eccentric shaft 75 rotates in excentric sleeve 77, can drive shaft 76 in certain angle, swing with the fixed cycle, thereby realize cooperating the tool heads 79 of installing in certain angle, to swing, shown in arrow among the figure with tool heads installation end 78.Fixedly connected by 72 rotations of lock nut 23 and interface circle between motor core 2 and the swing handle for tool 7, make it in use, swing handle for tool 7 can not come off.When packing motor core 2 into cavity 73, recognition device 41 is by the Distribution of Magnetic Field on the induction evaluator 42, thereby obtain the signal of identification swing handle for tool 7, and signal is transmitted 31 by the signal line be sent to main frame 1, main frame drives small high speed motors 22 by power drives line 32 and rotates under the rotating speed of 15000RPM.
Translation handle for tool 8 structures as shown in Figure 6, drive mechanism is installed in the front end of shell 81, the rear end is a cavity 83 of pegging graft and installing with motor core 2, in the terminal sidewall evaluator 42 is installed, constitutes with the Magnet 421 that is installed on the magnetosphere 422 by a magnetosphere 422 that is installed on the housing sidewall of handle for tool rear end.Described drive mechanism mainly comprises the butt joint port of matching with motor core 2 drive ends 21 in the rear end 84, match with the excentric sleeve 87 of main shaft 86 rear ends by the eccentric shaft 85 of its front end in butt joint port 84, drive shaft 86 is around horizontal rotating shaft 88 swings at its middle part, thus drive shaft 86 front end tool head installation ends 89 move left and right in certain lateral extent; Cooperate the tool heads 80 of installing to be various sagittal saws with tool heads installation end 89.The end of translation handle for tool 8 is equipped with an interface circle 82 that matches with the lock nut 23 of motor core 2.Motor core 2, translation handle for tool 8 and tool heads 80 are installed structure afterwards shown in Fig. 5 A.To match in the front-end driven end 21 insertion cavitys 83 of motor core 2 and with butt joint port 84, drive end 21 adopts on-circular cross-section, can drive butt joint port 84 and rotate and can play the localized function of radial angle, the eccentric shaft 85 that drives butt joint port 84 other ends rotates, eccentric shaft 85 rotates in excentric sleeve 87, can drive shaft 86 in certain lateral extent, swing around horizontal rotating shaft 88, thereby realize cooperating the translation cutting of the tool heads 80 of installing, shown in arrow among the figure with tool heads installation end 89.Motor core 2 is peaceful start building between the tool handle 8 by lock nut 23 with the interface circle 82 rotations fixedly connected, make it in use, translation handle for tool 8 can not come off.When packing motor core 2 into cavity 83, recognition device 41 is by the Distribution of Magnetic Field on the induction evaluator 42, thereby obtain the signal of identification translation handle for tool 8, and signal is transmitted 31 by the signal line be sent to main frame 1, main frame drives small high speed motors 22 by power drives line 32 and rotates under the rotating speed of 16000RPM.

Claims (10)

1. multifunction surgical equipment that is used for orthopaedics is characterized in that comprising:
Be used to provide the main frame (1) of power supply and automatic control;
Be used to drive the high-speed electric expreess locomotive movement (2) with the identification facility handle, motor core (2) is connected with main frame (1) by cable (3), comprises signal transmission line (31) and power drives line (32) in the cable (3) at least;
At least two kinds of handle for tool that under high-speed electric expreess locomotive movement (2) drives, produce different motion mechanism, the handle for tool front end is the tool heads installation end, the rear end is a housing of installing with motor core (2) socket, the housing inboard is provided with the drive mechanism that matches with motor core (2) drive end (21), and described drive mechanism drives described tool heads installation end and produces different motion mechanism;
At least two kinds of tool heads that are installed on the handle for tool front end tool head installation end;
Described motor core (2) is provided with recognition device (41), and recognition device (41) is connected with described signal transmission line (31), is provided with on each handle for tool and the corresponding evaluator of recognition device (41) (42); Described recognition device (41), be installed on evaluator different on the different handle for tool (42), cable (3), main frame (1) and motor core (2) constitutes different handle for tool identification and motor core (2) rotating speed automatic control system automatically.
2. the multifunction surgical equipment that is used for orthopaedics according to claim 1, it is characterized in that described main frame (1) goes up to preset to organize different rotating speeds motor cores (2) driving parameters more, and the signal that sends back main frame (1) according to signal transmission line (31) selects concrete one group to drive driving parameter motor core (2).
3. the multifunction surgical equipment that is used for orthopaedics according to claim 2 is characterized in that described recognition device (41) is a noncontacting proximity sensor.
4. the multifunction surgical equipment that is used for orthopaedics according to claim 3, it is characterized in that described recognition device (41) is Hall linear transducer or light-operated generator, described evaluator (42) is made of a Magnet or a reflective optical system that is installed in the magnetosphere on the housing sidewall of handle for tool rear end and is installed on the magnetosphere, and motor core (2) and handle for tool are provided with and are used to limit the positioner that motor core (2) inserts handle for tool rear end housing radial angle.
5. according to claim 1 or 2 or the 3 or 4 described multifunction surgical equipment that are used for orthopaedics, it is characterized in that described handle for tool comprises a turning tool handle (5) at least, described drive mechanism mainly comprises butt joint port (54) that rear end and motor core (2) drive end (21) match, is connected the rotating shaft (55) of butt joint port (54) and tool heads installation end (56); Cooperate the tool heads (57) of installing to be various drill bits with tool heads installation end (56).
6. according to claim 1 or 2 or the 3 or 4 described multifunction surgical equipment that are used for orthopaedics, it is characterized in that described handle for tool comprises a linear reciprocation handle for tool (6) at least, described drive mechanism mainly comprises the butt joint port of matching with motor core (2) drive end (21) in the rear end (64), the middle part with dock port (6) other end shaking tray structure (65) that is rotatably assorted, shaking tray structure (65) and butt joint port (6) axial becomes an inclination angle, terminal tool heads installation end (67) straight reciprocating motion that drives its front end of shaking tray structure (65) drive shaft (66); Cooperate the tool heads (68) of installing to be various straight-line reciprocating saw blade of saw with tool heads installation end (67).
7. according to claim 1 or 2 or the 3 or 4 described multifunction surgical equipment that are used for orthopaedics, it is characterized in that described handle for tool comprises a swing handle for tool (7) at least, described drive mechanism mainly comprises the butt joint port of matching with motor core (2) drive end (21) in the rear end (74), match with the excentric sleeve (77) of main shaft (76) rear end by the eccentric shaft (75) of its front end in butt joint port (74), drive shaft (76) front end tool head installation end (78) swings back and forth in main shaft (76) axle center is angled; Cooperate the tool heads (79) of installing to be various swing saws with tool heads installation end (78).
8. according to claim 1 or 2 or the 3 or 4 described multifunction surgical equipment that are used for orthopaedics, it is characterized in that described handle for tool comprises a translation handle for tool (8) at least, described drive mechanism mainly comprises the butt joint port of matching with motor core (2) drive end (21) in the rear end (84), match with the excentric sleeve (87) of main shaft (86) rear end by the eccentric shaft (85) of its front end in butt joint port (84), drive shaft (86) is around horizontal rotating shaft (88) swing at its middle part, thus drive shaft (86) front end tool head installation end (89) move left and right in certain lateral extent; Cooperate the tool heads (80) of installing to be various sagittal saws with tool heads installation end (89).
9. described autocontrol method that is used for the multifunction surgical equipment of orthopaedics of claim 1, when it is characterized in that being installed in different handle for tool on the motor core (2), obtain the identification signal of the evaluator (42) on the different handle for tool by the recognition device (41) on the motor core (2), and identification signal is sent to main frame (1) by signal transmission line (31), main frame (1) produces different driving powers according to different identification signals automatically, produces different rotating speeds by power drives line (32) drive motors movement (2).
10. autocontrol method according to claim 9, it is characterized in that in the control system of described main frame (1), being provided with a motor-driven parameter list, default many group different rotating speeds motor cores (2) drive parameter in the table, described identification signal is one and selects signal that main frame (1) determines automatically that by described selection signal concrete motor core (2) drives parameter and comes drive motors movement (2) to produce different rotating speeds.
CNA2006101226034A 2006-09-30 2006-09-30 Multifunctional orthopedic operation equipment and its automatic control method Pending CN1931103A (en)

Priority Applications (2)

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CNA2006101226034A CN1931103A (en) 2006-09-30 2006-09-30 Multifunctional orthopedic operation equipment and its automatic control method
PCT/CN2007/000023 WO2008043214A1 (en) 2006-09-30 2007-01-05 Multifunctional surgical device for orthopaedics and automatic control method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2006101226034A CN1931103A (en) 2006-09-30 2006-09-30 Multifunctional orthopedic operation equipment and its automatic control method

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CN109009317A (en) * 2018-08-06 2018-12-18 华中科技大学同济医学院附属协和医院 A kind of surgical instrument control equipment and control method
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