CN201977856U - Surgical binding instrument - Google Patents

Abstract

The utility model relates to a surgical binding instrument, which comprises a handle component, a clamping component and a controller for controlling the opening and the closing of the clamping component and the triggering of binding nails. The surgical binding instrument is characterized by further comprising a driving source with a driving device; the driving source is connected with the handle component and is designed to be capable of receiving signals sent from the controller; when a triggering device on the handle component is started, the controller can provide a predetermined time for tissue compression between a nail drill and a nail box; when the predetermined time is reached, the controller can output a control signal so as to allow to trigger the binding nails; and when the driving source receives the control signal, the driving device of the driving source can actuate a nail pusher in the nail box so as to trigger the binding nails from the nail box. The instrument has a compact structure, is easy for quick triggering, and has fine control. In addition, the binding instrument is quite convenient to use, easy to operate and easy to be grasped by a surgical doctor.

Description

A kind of surgery binding instrument

Technical field

This utility model relates to medical apparatus and instruments, especially, relates to a kind of surgery binding instrument with drive source.

Background technology

The surgeon has realized that in existing many different surgical operations and adopts small and exquisite portative surgical instruments that cutting knife and seam are followed closely the many benefits that are applied in the bodily tissue.Usually, in the prior art, surgery binding instrument all needs in various degree mechanical force or transverse movement to come operating grip with the driving surgical stapling, and the percussion seam is followed closely behind compress tissue.At present, the doctor all by this surgery binding instrument of manual operation, is wasted time and energy, and uses inconvenience.

The utility model content

The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art part, and a kind of surgery binding instrument with drive source is provided.

The surgery binding instrument that this utility model provides comprises: the Handleset that is provided with flip flop equipment; The clamp assemblies that comprises nail casket and nail anvil, described nail casket accommodate seam nail and nail pushing device, and described nail anvil has seam nail profiled surface; The controller of the open and close of control clamp assemblies and the percussion of seam nail; It is characterized in that, this bookbinding device also comprises a drive source with driving device, described drive source is associated and is designed to described Handleset and can receive the signal that described controller sends, when the flip flop equipment on the described Handleset of startup, described controller can provide a scheduled time for the tissue compression between nail bit and the nail casket, when arriving the scheduled time, this controller can be exported a control signal to allow the percussion of seam nail; After described drive source received this control signal, the nail pushing device of described drive source drives device in can actuated magazine was so that follow closely percussion seam nail in the casket certainly.

The further technical scheme of this utility model is, described drive source is connected with cell device, and described cell device is selected from the group of being made up of alkaline battery, NI-G class set of cells, lithium battery, nickel metallic hydrogen battery and their combination.

This utility model further technical scheme is at least a being arranged in the protecting sheathing in described drive source or the described cell device.

This utility model further technical scheme is, described driving device drive described nail casket away from or near described nail bit so that described clamp assemblies can be in open mode or closure state, and seam nail is pulled the trigger.

This utility model further technical scheme is, described drive source is motor or group of motors, described drive source drives device comprises first driven wheel and second driven wheel, wherein, when the described controller of operation drives described motor described first driven wheel is rotated, described first driven wheel and described second driven wheel contact, described second driven wheel operationally is connected with drive screw, thereby described first driven wheel rotates described second driven wheel, and described second driven wheel moves forward to actuate described nail pushing device described drive screw and makes the seam nail percussion of following closely in the casket.

This utility model further technical scheme is that described second driven wheel is by axle sleeve and the coupling of described drive screw.

This utility model further technical scheme is, when actuating after the seam nail leaves described nail casket, described motor can drive described first driven wheel backward rotation automatically.

This utility model further technical scheme is, when the described controller of operation drives described motor described first driven wheel is rotated, described first driven wheel operationally is connected with drive screw, thereby the rotation of described first driven wheel makes drive screw to distal translation and impel seam nail to leave the nail casket.

This utility model further technical scheme is that described motor can reverse and make described first driven wheel to rotate round about, thereby makes described drive screw to the near-end translation.

This utility model further technical scheme is that described clamp assemblies is any one in tubular type, line style and the arc.

This utility model provides a kind of self can produce the surgery binding instrument of power, this surgery binding instrument compact conformation, be easy to quick percussion, and in case suture location is firmly treated in compression, only need very limited masterpiece to be used for surgery suturing appliance and also therefore can pull the trigger seam nail (for example by trigger of driving), control is accurate.In addition, this suture instruments is very easy to use, easy operating, and be easy to surgeon's grasping.

Description of drawings

Fig. 1 represents the cut-away view of Handleset in first kind of specific embodiment of this utility model;

Fig. 2 represents the cut-away view of Handleset in second kind of specific embodiment of this utility model;

Fig. 3 A represents the outside cross-sectional view of driving device in the third specific embodiment of this utility model, the cut-away view of Fig. 3 B presentation graphs 3A reverse side;

Fig. 4 represents the outline drawing of the clamp assemblies of surgery binding instrument under the mirror of chamber;

Fig. 5 represents the outline drawing of the clamp assemblies of tubular type surgery binding instrument; And

Fig. 6 represents the outline drawing of the clamp assemblies of line style surgery binding instrument.

Description of reference numerals

1 Handleset, 11 first leads

2 flip flop equipments, 12 power supplys

3 nail caskets, 13 second leads

4 nail anvils, 14 first conical surface gears

5 motors, 15 second conical surface gears

6 driving shafts, 16 protecting sheathings

7 drive screws, 17 master gears

18 gears of 8 first driven wheels

9 second driven wheels, 19 firing components

10 axle sleeves 19 drive base

The specific embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is elaborated.Should be understood that the specific embodiment described herein only is used for description and interpretation this utility model, is not limited to this utility model.For convenience of description, below will be called near-end, will be called far-end away from operator's a end near operator's a end.

Shown in Fig. 1-6, the automated surgical bookbinding device that this utility model provides comprises Handleset 1, clamp assemblies and the controller with flip flop equipment 2, described clamp assemblies is positioned at the head of this apparatus and comprisesnail casket 3 andnail anvil 4, describednail casket 3 accommodates seam nail and nail pushing device, and described nail anvil has seam nail profiled surface; This apparatus also comprises amotor 5 with driving device, thismotor 5 is associated and is designed to described Handleset 1 and can receive the signal that described controller sends, when starting described flip flop equipment 2, described controller can make describednail casket 3 and describednail anvil 4 mutually near or away from, thereby described clamp assemblies is in to be opened or closure state, this controller can also provide a scheduled time for the tissue compression between describednail casket 3 and the describednail anvil 4, when arriving the scheduled time, described clamp assemblies is closed fully, and this controller can be exported a control signal to allow the percussion of seam nail; After describedmotor 5 received this control signal, the driving device of describedmotor 5 can be actuated the nail pushing device in the describednail casket 3 so that the percussion seam is followed closely in describednail casket 3.

Fig. 1 represents the cut-away view of Handleset 1.Surgery binding instrument provides power bymotor 5, andmotor 5 is installed in the gross weight of certain position of Handleset 1 inner space with the balance surgery binding instrument, meets ergonomics, more comfortable design more thereby reach.In addition, this surgery binding instrument also has adrive screw 7 as driverpart.Drive screw 7 is one a lot of spiral fluted threaded rods.In compress tissue, this threaded rod is used to rotate and is connected other axial members to drive the clamp assemblies of surgery binding instrument end.The clamp assemblies of various structures all is fine, and surgery binding instrument of the present utility model is not limited only to any specific clamp assemblies.

In a kind of scheme,motor 5 is positioned at the fore-and-aft plane of 1 li of Handleset.Motor 5 is positioned at the position parallel with the longitudinal axis of surgery binding instrument in fact.This position ofmotor 5 provides a kind of surgeon of making to feel comfortably cool, be easy to grasp and self-powered surgery binding instrument.Motor 5 has driving shaft 6.Driving shaft 6 is connected with first driven wheel 8.First driven wheel 8 has and the tooth of above-mentioned second driven wheel 9 to engagement, and the tooth spiral of second driven wheel 9 is changeed.The second conversion gear 9 heart therein has a hole.The second conversion gear 9 heart therein links to each other with axle sleeve 10.Thedrive screw 7 ofaxle sleeve 10 control surgery binding instruments.Being rotated counterclockwise second driven wheel 9 can makeaxle sleeve 10 rotate along same direction.When rotated,axle sleeve 10 matches withdrive screw 7 andcontrols drive screw 7 and makesdrive screw 7 shift to far-end.This programme most important is thatdrive screw 7 has the huge moment of torsion frommotor 5, finishes stitching thereby change power to clamp assemblies and make to stitch to follow closely to be against on thenail bit 4.

In case the driving tomotor 5 occurs,motor 5 will make first driven wheel 8 rotate.First driven wheel 8 directly rotates second driven wheel 9 and directly passes the hole of second driven wheel 9 and thedrive screw 7 arranged then.Then, drivescrew 7 transmits the axial force that needs so that discharge the seam nail from thenail casket 3 of surgery binding instrument end.As mentioned above, incase drive screw 7 moves predetermined distance, thisdrive screw 7 will start corresponding binding apparatus with percussion seam nail fromnail casket 3.

As shown in Figure 1, flip flop equipment 2 is connected with power supply 12 (for example battery) by first lead 11.Power supply 12 links to each other withmotor 5 by second lead 13, andmotor 5 also links to each other with flip flop equipment 2 by second lead 13.When opening flip flop equipment 2, electric current will be from power supply 12 flow direction motors 5.Thereby themotor 5 of energising will make motor driving shaft 6 rotations make 8 rotations of first gear, and 9 rotations makedrive screw 7 rotations thereby first gear 8 makes second gear.When drivescrew 7 rotations,drive screw 7 will move the one or more miscellaneous parts that for example are used for compress tissue or stitching that drive surgery binding instrument in vertical mode.Though power supply 12 andmotor 5 are arranged inHandleset 1 as shown in Figure 1, other positions also can be considered.

Describedmotor 5 can be electrically connected with an optional switching system with power supply 12.Motor 5 can be driven by the integrated power supply succinct, that production cost islow.Motor 5 can comprise any electric motor in the present technique.In one embodiment, sew up in order to follow closely and to make to form on the profiled surface that is organized in nail bit at percussion seam on bodily tissue or the bone, this motor has a rational torque.In one embodiment, motor is that a simple electric machine with driving shaft 6 is arranged.Motor can be any one device that electric current can be changed into mechanical energy from portable cell, but also can be any low cost, disposable motor.

Perhaps,motor 5 can have much disposable, permanent, interchangeable module component.On the one hand,motor 5 can be a modular element and be interchangeable.On the one hand, battery can be the module component that can replace that is separated withmotor 5 in addition.On the one hand, power supply 12 andmotor 5 can be module components inaddition.Motor 5 and power supply 12 can be contained in the box or the unit of separating.

In one embodiment,motor 5 is electrically connected with internal battery and provides power by battery.This battery can be one or more disposable or rechargeable batteries.For example, battery can be one replaceable or and can disposable NI-G class set of cells, alkaline battery, lithium battery, Ni-MH battery and replaceable or can be with the disposable use of whole surgery binding instrument.Perhaps, the battery ofmotor 5 also can take out from surgery binding instrument with charging.

Fig. 2 has represented the another kind of scheme of surgery binding instrument, and for illustration purpose,motor 5 is not connected with any power source.Motor 5 has a driving shaft 6, and driving shaft 6 links to each other with firstconical surface gear 1.

In this scheme,motor 5 is positioned at 90 degree positions of drive screw 7.When driving flip flop equipment 7 (Fig. 1), power is transformed on themotor 5 from power supply 12.Themotor 5 of energising with rotating driveshaft 6 so that the rotation of first conical surface gear 1.Firstconical surface gear 1 links to each other with secondconical surface gear 15, and as mentioned above, secondconical surface gear 15 has same central shaft with thedrive screw 7 ofaxle sleeve 10.

Thereby the rotation of firstconical surface gear 1 is along the longitudinalmovement drive screw 7, thereby drives one of surgery binding instrument, a plurality ofly for example be used to compress or the element of suture tissue.Firstconical surface gear 1 helps changing the direction of rotation of motor driving shaft 6, thereby longitudinally or to far-end moves drive screw 7.The tooth of firstconical surface gear 1 can be straight, spiral or bi-curved.Though firstconical surface gear 1 and secondconical surface gear 15 shown in Figure 2 are perpendicular, other set-up modes also are admissible.

Fig. 3 has represented the another kind of scheme of surgery binding instrument, and wherein the driving shaft 6 ofmotor 5 extends to a side of geared system always from a side of handle 1.Driving device has a lot of gears, is used for giving other elements so that the corresponding element of mobile surgery binding instrument the Motion Transmission ofmotor 5 in the protecting sheathing 28.Various drives structure all are possible, and the novel surgery binding instrument of this use is not limited only to any specific driving device.In this unrestriced scheme, driving device has a master gear 17 and 2 gears 18.As shown in the figure, driving device extends transverse to Handleset 1 inside.In a kind of scheme, master gear 17 is spur gears; In another kind of scheme, inferior gear 18 is a pair of spur gears.Many gear structures all are possible and are included within the scope of the present utility model.

In scheme shown in Figure 3, surgery binding instrument comprises a firing components 19.Described firing components 19 be positioned at Handleset 1 and can assist to drive drive screw vertically or other driver parts to drive the clamp assemblies of surgery binding instrument far-end.Firing components 19 can comprise that surgery binding instrument clamps and the driver part of percussion in independent can controlling simultaneously.In another embodiment, alternatively, firing components 19 can comprise that independently a driver part that is used to pull the trigger the seam nail and another are used for closed driver part.Various structures can and all belong within the scope of the present utility model.Firing components 19 is one and has the longitudinal member that drives base 20.But firing components 19 can be an independently element, also can be made up of many elements.Firing components 19 is arranged in theHandleset 1 of surgery binding instrument in vertical mode.During driving; themotor 5 that protecting sheathing is 16 li is rotated counterclockwise the master gear 17 that contacts with the driving base 20 of firing components 19 or link to each other; therefore; adopt this mode;motor 5 makes geared system rotation, this geared system make firing components 19 move and away from Handleset 1 towards the end of surgery binding instrument vertically.To being positioned at firing components 19 application of forces that drive on the base 20, purpose is flatly to move firing components 19 to far-end in the axial direction during master gear 17 rotations.The axial force of corresponding component that drives clamp assemblies is given in the axially-movable meeting of firing components 19.

With respect to the artificial actuating device who does not havemotor 5, the one side that this utility model is useful is thatmotor 5 can apply big twisting resistance to firing components 19.The most important one side of this utility model is that drive source ormotor 5 are discardable low-cost devices.Alternatively, drive source ormotor 5 can be connected with the analog or digital circuit on the controller and have the firing components 19 of predetermined torsional force with driving, so as when percussion a large amount of power can inmotor 5, discharge.In addition, firing components 19 directly drive bymotor 5 or by a plurality of gear drivens to drive surgery binding instrument, and do not have unsuitable power or motion to affact on the handle of surgery binding instrument or the handle of other flip flop equipments (not showing), this is very useful, because the surgeon can accurately be positioned bookbinding device one point union percussion seam nail.

This driving device can be used for any surgery binding instrument of prior art, various surgery binding instruments during beginning to speak shown in surgery binding instrument or Fig. 5-6 performed the operation under the chamber mirror for example shown in Figure 4, comprise surgery binding instruments such as tubular type, line style or camber, and/or known other surgery binding instruments of any prior art.This driving device also can drive the use that matches of clamp assemblies the surgery binding instrument closed and percussion of seam nail simultaneously with one.

Below describe preferred implementation of the present utility model in conjunction with the accompanying drawings in detail; but; this utility model is not limited to the detail in the above-mentioned embodiment; in technical conceive scope of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.

Claims (10)

1. surgery binding instrument, this surgery binding instrument comprises

Be provided with the Handleset of flip flop equipment;

The clamp assemblies that comprises nail casket and nail anvil, described nail casket accommodate seam nail and nail pushing device, and described nail anvil has seam nail profiled surface;

The controller of the open and close of control clamp assemblies and the percussion of seam nail;

It is characterized in that,

Drive source with driving device, this drive source is associated and is designed to described Handleset and can receive the signal that described controller sends, when the flip flop equipment on the described Handleset of startup, described controller can provide a scheduled time for the tissue compression between nail bit and the nail casket, when arriving the scheduled time, this controller can be exported a control signal to allow the percussion of seam nail; After described drive source received this control signal, the nail pushing device of described drive source drives device in can actuated magazine was so that follow closely percussion seam nail in the casket certainly.

2. surgery binding instrument according to claim 1, wherein, described drive source is connected with cell device, and described cell device is selected from the group of being made up of alkaline battery, NI-G class set of cells, lithium battery, nickel metallic hydrogen battery and their combination.

3. surgery binding instrument according to claim 2, wherein, at least a being arranged in the protecting sheathing in described drive source or the described cell device.

4. surgery binding instrument according to claim 1, wherein, described driving device drive described nail casket away from or near described nail bit so that described clamp assemblies can be in open mode or closure state, and seam nail is pulled the trigger.

5. surgery binding instrument according to claim 1, wherein, described drive source is motor or group of motors, described drive source drives device comprises first driven wheel and second driven wheel, wherein, when the described controller of operation drives described motor described first driven wheel is rotated, described first driven wheel and described second driven wheel contact, described second driven wheel operationally is connected with drive screw, thereby described first driven wheel rotates described second driven wheel, and described second driven wheel moves forward to actuate described nail pushing device described drive screw and makes the seam nail percussion of following closely in the casket.

6. surgery binding instrument according to claim 5, wherein, described second driven wheel is by axle sleeve and the coupling of described drive screw.

7. surgery binding instrument according to claim 5, wherein, when actuating after seam nail leaves described nail casket, described motor can drive described first driven wheel backward rotation automatically.

8. surgery binding instrument according to claim 5, wherein, when the described controller of operation drives described motor described first driven wheel is rotated, described first driven wheel operationally is connected with described drive screw, thereby the rotation of described first driven wheel makes described drive screw to distal translation and impel seam nail to leave described nail casket.

9. surgery binding instrument according to claim 8, wherein, described motor can reverse and make described first driven wheel to rotate round about, thereby makes described drive screw to the near-end translation.

10. surgery binding instrument according to claim 1, wherein, described clamp assemblies is any one in tubular type, line style and the arc.

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