Utility model content
This utility model provides a kind of electronic deflecting device and a kind of surgical operating instrument of surgical operating instrument, wherein, electronic deflecting device can be realized curving of end effector carried out to motorized motions, and then the handling and stability when improving surgical operating instrument and controlling end effector and curve, and more laborsaving.
For achieving the above object, this utility model provides following technical scheme:
An electronic deflecting device for surgical operating instrument, the end effector that is included as described surgical operating instrument curves the driven unit that power is provided; Described driven unit comprises: follower, threaded screw rod and motor, output shaft and the threaded screw rod of described motor are in transmission connection, threaded engagement being in transmission connection with described end effector between described follower and threaded screw rod.
Preferably, also comprise:
The slide rail extending along described follower moving direction, described slide rail is relative fixing with the housing of the operating grip of described surgical operating instrument; On described follower, have chute, described chute and described slide rail are slidably matched, and limit described follower and slide along described slide rail.
Preferably, described threaded screw rod is articulated in the housing of the operating grip of described surgical operating instrument.
Preferably, also comprise the transmission component that can move along the bearing of trend of the slender bodies of described surgical operating instrument, described follower is in transmission connection by described transmission component and described end effector.
Preferably, described transmission component comprises:
First driving member that can move along the bearing of trend of the connecting portion of described end effector, one end of described the first driving member is connected with the enforcement division of described end effector, and described the first driving member drives described enforcement division to curve while moving;
Second driving member that can move along the bearing of trend of described slender bodies, described the second driving member and described follower are in transmission connection, and are in transmission connection with described the first driving member.
Preferably, between described the second driving member and described follower, pass through the first fixture block and the first draw-in groove clamping.
Preferably, described the first fixture block is arranged at described follower, and described the first draw-in groove is arranged at described the second driving member; Or
Described the first fixture block is arranged at described the second driving member, and described the first draw-in groove is arranged at described follower.
Preferably, described the second driving member is driver blade, or drive link.
Preferably, between described the first driving member and described the second driving member, pass through the second fixture block and the second draw-in groove clamping.
Preferably, described the second fixture block is arranged at described the second driving member, and described the second draw-in groove is arranged at described the first driving member; Or
Described the second fixture block is arranged at described the first driving member, and described the second draw-in groove is arranged at described the second driving member.
This utility model also provides a kind of surgical operating instrument, comprise operating grip, end effector and slender bodies, one end of described slender bodies is connected with described operating grip, and the other end is connected with described end effector, and any the electronic deflecting device providing in technique scheme is also provided.
Preferably, described surgical operating instrument is chamber mirror stapler.
The electronic deflecting device of the surgical operating instrument that this utility model provides, the end effector that is included as described surgical operating instrument curves the driven unit that power is provided; Described driven unit comprises: follower, threaded screw rod and motor, output shaft and the threaded screw rod of described motor are in transmission connection, threaded engagement being in transmission connection with described end effector between described follower and threaded screw rod.
The electronic deflecting device of the surgical operating instrument that this utility model provides, when motor drives, the output shaft of motor drives threaded screw rod rotation, during threaded screw rod rotation, drives follower to move along the length direction of threaded screw rod, and then provides power for curving in end effector.
When surgical operating instrument drives end effector to curve by electronic deflecting device, end effector curves the power needing and is provided by motor, and motor belongs to the parts of surgical operating instrument itself, therefore the power providing of motor is the power in surgical operating instrument, without the external world, provide, execution doctor only need press button and can realize the control to motor, and by controlling motor forward, or reversion, or shut down and control curving direction and curving angle of end effector, therefore, when end effector curves, the handling and stability of surgical operating instrument itself is higher, and more laborsaving.Meanwhile, motor-driven seriality is better, and the seriality that end effector curves action is higher.
Therefore, the electronic deflecting device that this utility model provides can be realized curving of end effector carried out to motorized motions, stability when raising surgical operating instrument control end effector curves.
The specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is only this utility model part embodiment, rather than whole embodiment.Embodiment based in this utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of this utility model protection.
This utility model provides a kind of electronic deflecting device and a kind of surgical operating instrument with above-mentioned electronic deflecting device of surgical operating instrument, for ease of the work process of electronic deflecting device and operation principle are described, in the process of in the present embodiment, electronic deflecting device being described, introduced the related notion to surgical operating instrument, therefore, in literary composition, to thering is the operation principle of the surgical operating instrument of above-mentioned electronic deflecting device, be described no longer separately.
In addition, in each embodiment of this utility model, when " distally " refers to that this surgical operating instrument is operated away from a side of user, when " nearside " refers to that this surgical operating instrument is operated near a side of user.
Incorporated by reference to Fig. 1 referring to figs. 2 and 3, wherein, the structural representation of the surgical operating instrument that Fig. 1 provides for this utility model; The structural representation of electronic deflecting device in the surgical operating instrument that Fig. 2 provides for this utility model; A kind of structural representation of driven unit in the electronic deflecting device that Fig. 3 provides for this utility model.
As shown in Figure 1, in a kind of specific embodiment, the surgical operating instrument that this utility model embodiment provides comprises operating grip 1,slender bodies 2 and end effector 3, and one end ofslender bodies 2 is connected with operating grip 1, and the other end is connected with end effector 3; Above-mentioned surgical operating instrument also comprises a kind of electronic deflecting device that drives end effector 3 to curve, to realize the motorized motions that end effector 3 is curved.
As shown in Figure 2, the electronic deflecting device of the surgical operating instrument that this utility model embodiment provides, the end effector 3 that is included as surgical operating instrument curves the driven unit that power is provided; As shown in Figure 3, above-mentioned driven unit comprises:follower 43, threadedscrew rod 42 andmotor 41, theoutput shaft 411 ofmotor 41 is in transmission connection with threadedscrew rod 42, threaded engagement being in transmission connection with end effector 3 betweenfollower 43 and threadedscrew rod 42.
Wherein,follower 43 can be any and parts threadedscrew rod 42 threaded engagement; shape does not limit bulk yet; semiellipse ball-type or dome-type can;follower 43 shown in Fig. 2, Fig. 3 and Fig. 4 is only to enumerate a kind of concrete structure, and non-limiting protection domain of the present utility model.
The electronic deflecting device of the surgical operating instrument that this utility model provides, whenmotor 41 drives, theoutput shaft 411 ofmotor 41 drives threadedscrew rod 42 rotations, during threadedscrew rod 42 rotation, drivefollower 43 to move along the length direction of threadedscrew rod 42, and then provide power for curving in end effector 3.
When surgical operating instrument drives end effector 3 to curve by electronic deflecting device, end effector 3 curves the power needing and is provided bymotor 41, andmotor 41 belongs to the parts of surgical operating instrument itself, therefore the power providing ofmotor 41 is the power in surgical operating instrument, without the external world, provide, execution doctor only need press button and can realize the control tomotor 41, and by controllingmotor 41 forwards, or reversion, or shut down and control curving direction and curving angle of end effector 3, therefore, when end effector 3 curves, the handling and stability of surgical operating instrument itself is higher, and more laborsaving.Meanwhile, the seriality thatmotor 41 drives is better, and the seriality that end effector 3 curves action is higher.
Therefore, the electronic deflecting device that this utility model provides can be realized curving of end effector 3 carried out to motorized motions, handling, the stability when improving surgical operating instrument and controlling end effector and curve and seriality.
In driven unit in above-mentioned embodiment, the stability while moving in order to improvefollower 43, above-mentioned electronic deflecting device also can comprise: the slide rail extending alongfollower 43 moving directions, slide rail is relative fixing with the housing of operating grip 1; Onfollower 43, have chute, chute and slide rail are slidably matched, and to limitfollower 43, along slide rail, slide; That is,follower 43 is therestriction realizing follower 43 moving directions that coordinates with slide rail by chute, has improved stability whenfollower 43 moves.
In addition, the restriction betweenfollower 43 and the housing of operating grip 1 can also realize by following manner: the housing of operating grip 1 is provided with at least one chute, and onfollower 43, is provided with the slide rail being slidably matched with chute.
Further, in driven unit, being in transmission connection between threadedscrew rod 42 andmotor 41 can be realized by following manner:
Mode one, please continue to refer to Fig. 3, is coaxially fixed withdriving gear 412 on theoutput shaft 411 ofmotor 41, is coaxially fixed with the drivengear 421 withdriving gear 412 engagements on threadedscrew rod 42.
Between theoutput shaft 411 of threadedscrew rod 42 andmotor 41, by intermeshing drivinggear 412 and drivengear 421, realized and being in transmission connection, the stable row of the kind of drive of gear engagement is higher, and can control gear ratio.
Mode two, is connected (concrete structure of shaft coupling is not shown) by shaft coupling transmission between theoutput shaft 411 ofmotor 41 and threadedscrew rod 42.
Further, the mounting means of the threaded screw rod in drivenunit 42 also can have multiple:
Mode one, above-mentioned threadedscrew rod 42 can be articulated in the housing of operating grip 1.
Mode two, threadedscrew rod 42 can also be articulated in the housing ofmotor 41.
Incorporated by reference to Fig. 1 and Fig. 2, with reference to figure 5, Fig. 6 and Fig. 7, wherein, Fig. 5 is the structural representation that in transmission component, the second driving member and the first driving member are in transmission connection; A kind of theory structure schematic diagram of end effector in the surgical operating instrument that Fig. 6 provides for this utility model; Fig. 7 is the part structure for amplifying schematic diagram of A in Fig. 6.
Based on the above-mentioned specific embodiment, in a kind of specific embodiment, being in transmission connection between thefollower 43 in driven unit and end effector 3 can be accomplished in several ways:
Mode one: above-mentionedfollower 43 has the bearing of trend alongslender bodies 2, the direction of sensing end effector 3 is extended a drive rod, and drive rod and end effector 3 are in transmission connection.
Mode two, particularly, as shown in Figure 2, driven unit in above-mentioned electronic deflecting device is arranged in the housing of operating grip 1, driving end effector 3 being curved for realizing driven unit, thefollower 43 in above-mentioned driving device can also drive end effector 3 to curve by the transmission component 44 that can move along the bearing of trend ofslender bodies 2.
As shown in Figure 1, more specifically, the end effector 3 of above-mentioned surgical operating instrument comprisesenforcement division 32 and connectingportion 31,enforcement division 32 in end effector 3 relativelyslender bodies 2 curves, and as shown in Fig. 5, Fig. 6 and Fig. 7, theenforcement division 32 in end effector 3 can be pivoted on connecting portion by the firstpivotal axis 321, thus, the transmission component 44 of above-mentioned electronic deflecting device can comprise:
One end of first drivingmember 442, thefirst driving members 442 that can move along the bearing of trend of the connectingportion 31 of end effector 3 is connected withenforcement division 32, and the first drivingmember 442drives enforcement division 32 to curve while moving;
Second drivingmember 441, thesecond driving members 441 that can move along the bearing of trend ofslender bodies 2 are in transmission connection withfollower 43, and are in transmission connection with the first drivingmember 442.
Motor 41 drives threadedscrew rod 42 rotations byoutput shaft 411, threadedscrew rod 42drives follower 43 to move along the bearing of trend of threaded screw rod, because thesecond driving member 441 is in transmission connection withfollower 43, when therefore,follower 43 moves, drive thesecond driving member 441 to move along the bearing of trend ofslender bodies 2; Between thesecond driving member 441 and the first drivingmember 442, be in transmission connection, thesecond driving member 441 drives the first drivingmember 442 to move along the length direction of connectingportion 31 when the bearing of trend ofslender bodies 2 slides, and then the push-and-pull of realization toenforcement division 32 in end effector 3, and then driveenforcement division 32 to rotate around itself and the firstpivotal axis 321 between connectingportion 31,realize enforcement division 32 curving with respect toslender bodies 2.
On the basis of aforesaid way two, particularly, above-mentioned the first drivingmember 442 is positioned at the housing of connectingportion 31, and thesecond driving member 441 is positioned at the housing ofslender bodies 2.
Incorporated by reference to Fig. 1, with reference to figure 5, in the above-mentioned specific embodiment, on the basis of mode two, in the surgical operating instrument that this utility model embodiment provides, end effector 3 hasenforcement division 32 and connectingportion 31; Operating grip 1 is fixed in one end ofslender bodies 2, the other end is connected with one end of connectingportion 31,enforcement division 32 is articulated in connectingportion 31 by the firstpivotal axis 321, as shown in Figure 6 and Figure 7, in a kind of optional embodiment, the first drivingmember 442 is by the secondpivotal axis 443 andenforcement division 32 pivot joints, and with orientation shown in Fig. 7, the bearing of trend of the firstpivotal axis 321 is perpendicular to paper, the bearing of trend of the secondpivotal axis 443 is equally perpendicular to paper, and the secondpivotal axis 443 is parallel with the firstpivotal axis 321 between connectingportion 31 withenforcement division 32.
Take orientation shown in Fig. 6 as example, and the secondpivotal axis 443 is positioned at described the firstpivotal axis 321 belows; When the first drivingmember 442 is when under the drive of thesecond driving member 441, distal direction moves, while moving to the direction of a shown in Fig. 6, the first drivingmember 442 distad promotesenforcement division 32 by the secondpivotal axis 443, and then promotingenforcement division 32 around the firstpivotal axis 321 rotations,enforcement division 32 curves to a1 direction; When the first drivingmember 442 is when under the drive of thesecond driving member 441, proximal direction moves, while moving to the direction of b shown in Fig. 6, the first drivingmember 442 pullsenforcement division 32 by the second pivotal axis proximad, andenforcement division 32 is around the firstpivotal axis 321 rotations, andenforcement division 32 curves to b1 direction.
Certainly, between the first drivingmember 442 andenforcement division 32, can also be connected by other means, as being provided with the slotted hole that length direction is vertical with the first drivingmember 442 moving directions inenforcement division 32, on the first drivingmember 442, be provided with and can stretch into the push-pull bar that in slotted hole, also can slide along the length direction of slotted hole, the first drivingmember 442 is by realizing coordinating of push-pull bar and slotted hole the driving ofenforcement division 32 etc., as long as can realize at the first drivingmember 442, drivesenforcement division 32 around the first pivotable 321 axles rotations during along the length direction displacement of connectingportion 31.
In a kind of specific embodiment, please refer to Fig. 4, Fig. 4 is the follower in driven unit structure shown in Fig. 3 and the syndeton schematic diagram between the driving member in transmission component; Between above-mentioned thesecond driving member 441 andfollower 43, can pass through thefirst fixture block 431 and the first draw-ingroove 4411 clampings.And the bearing of trend of thefirst fixture block 431 is vertical with the moving direction of thesecond driving member 441.
Please continue to refer to Fig. 4, particularly, thefirst fixture block 431 can be arranged atfollower 43, and the first draw-ingroove 4411 is arranged at thesecond driving member 441.
Certainly, can also be that thefirst fixture block 431 is arranged at thesecond driving member 441, and that the first draw-ingroove 4411 is arranged at follower 43(be not shown).
Follower 43 and thesecond driving member 441 can be in transmission connection by the mode of the first draw-ingroove 4411 and thefirst fixture block 431 clampings, and thefirst fixture block 431 and the first draw-ingroove 4411 are easy to assembly, are convenient to realize the dismounting betweenslender bodies 2 and operating grip 1.
Certainly, above-mentioned the first draw-ingroove 4411 can also be slotted eye.
More specifically, thesecond driving member 441 in transmission component 44 can be driver blade, can be also drive link.
Certainly, please refer to Fig. 5, between the first drivingmember 442 in above-mentioned transmission component 44 and thesecond driving member 441, can pass through the second fixture block 4421 and the second draw-in groove 4412 clampings.
Particularly, above-mentioned fixture block is arranged at thesecond driving member 441, and draw-in groove is arranged at the first drivingmember 442;
Or fixture block can be arranged at the first drivingmember 442, and draw-in groove is arranged at thesecond driving member 441.
For ease of realizing the dismounting between end effector 3 andslender bodies 2, please refer to Fig. 5, between thesecond driving member 441 in transmission component 44 and the first drivingmember 442 by being arranged at the second fixture block 4421 on the first drivingmember 442 and being arranged at the second draw-in groove 4412 clampings on the second driving member 441.When end effector 3 is assembled withslender bodies 2, nearside one end of connectingportion 31 is inserted in the housing ofslender bodies 2 one end, distally, then turn clockwise, the second fixture block 4421 can be slipped in the second draw-in groove 4412, realize being in transmission connection between thesecond driving member 441 and the first drivingmember 442, easy to operate.
In addition, in a kind of preferred implementation, the surgical operating instrument that this utility model provides can be stapler.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model this utility model embodiment.Like this, if within of the present utility model these are revised and modification belongs to the scope of this utility model claim and equivalent technologies thereof, this utility model is also intended to comprise these changes and modification interior.