CN102228387A - Numerically controlled surgical stapling apparatus - Google Patents

Abstract

Translated fromChinese

本发明涉及一种数控外科装订器械，包括夹持组件、外壳和设在外壳内的本体组件，所述本体组件内设有电驱动装置，其特征在于：所述装订器械还包括数控装置，所述数控装置包括调控板、显示屏和传感装置，所述线路板上设有至少一个存储芯片和一个控制芯片，所述显示屏能够显示操作参数的数值和时钟信息；所述电驱动装置能够接收该数控装置发出的信号并驱动钉匣朝向钉砧移动至设定的闭合间隙，且在促动缝钉击发后使缝钉达到设定的成型高度。本发明提供的数控外科装订器械能够对传动步骤和操作动作进行精确、安全地控制，并能够将操作参数清楚地显示出来，便于医生了解手术的整个过程，使人机对话成为可能。

The invention relates to a numerically controlled surgical binding instrument, which includes a clamping assembly, a casing and a body assembly disposed in the casing, and an electric drive device is arranged inside the body assembly, and is characterized in that: the binding apparatus also includes a numerical control device, the The numerical control device includes a control board, a display screen and a sensing device, the circuit board is provided with at least one memory chip and a control chip, and the display screen can display the numerical value and clock information of the operating parameters; the electric drive device can Receive the signal sent by the numerical control device and drive the nail box to move towards the nail anvil to the set closing gap, and make the staples reach the set forming height after the firing of the staples is activated. The numerically controlled surgical stapling instrument provided by the present invention can precisely and safely control the transmission steps and operation actions, and can clearly display the operation parameters, which is convenient for doctors to understand the whole process of the operation and makes man-machine dialogue possible.

Description

The numerical control surgery binding instrument

Technical field

The present invention relates to medical apparatus and instruments, especially, relate to a kind of numerical control surgery binding instrument that can accurately control sewing process.

Background technology

Traditional surgery binding instrument, with the power source of manpower as control device, operation to the doctor has higher requirement, someone proposes to adopt pneumatic or Vidacare corp solves the problems referred to above, but the bookbinding device that adopts this driving device makes the doctor can't be with feel perception sewing process, increased the uncertainty of sewing process, this is that the surgeon is unacceptable, simultaneously owing to can not come adjustment devices according to operation kind and operative site different, and cause the poor compatibility of apparatus, need to be equipped with the parts (for example following closely casket) of plurality of specifications clinically, thereby cause the significant wastage of material and manpower.

Summary of the invention

In order to overcome the deficiencies in the prior art part, the invention provides a kind of numerical control surgery binding instrument safer, more accurate and that economize on resources that adopts.

The objective of the invention is to adopt following technical proposals to realize: a kind of numerical control surgery binding instrument, comprise clamp assemblies, shell and be located at the interior body assembly of shell, described body assembly is connected with power supply, be provided with electric driver in the described body assembly, described clamp assemblies comprises nail casket and nail anvil, described nail casket accommodates seam nail and nail pushing device, and described nail anvil has seam nail molded surface; It is characterized in that: described bookbinding device also comprises numerical control device, described numerical control device comprises wiring board that is connected with described power supply and regulation and control plate, display screen and the sensing device that is connected with described wiring board, described wiring board is provided with at least one storage chip and a control chip, the numerical value that described display screen can the display operation parameter; Described electric driver can receive the signal that this numerical control device sends and drive the nail casket under the restriction of described non-return rotary device and move to the closed gap of setting towards nail anvil, and makes the seam nail reach the molding height of setting after actuating the percussion of seam nail.

The further technical scheme of the present invention is, described sensing device comprises position sensor and signal transducer, described position sensor is magnetic sensor or photoelectric sensor, described signal transducer can obtain the position variation signal of described position sensor and this position variation signal can be passed to described control chip, and described control chip can be accepted action command that described regulation and control plate sends to drive electric driver; Described electric driver comprises motor, geared system and drive screw, described geared system comprises at least one master gear and at least one time gear, described gear is by female thread and the coupling of described drive screw, described motor is connected with described circuit board and can drives described geared system rotation so that described drive screw turns is followed closely with the percussion seam thereby actuate described nail pushing device.

The present invention further technical scheme is, described time the gear side is provided with wedge shape bottom surface groove, and a described end that ends revolving meber is pressed in the groove of described wedge shape bottom surface.

The present invention further technical scheme is, described electric driver is provided with the non-return rotary device, and described non-return rotary device comprises and ends revolving meber, spring and block, and a described end that ends revolving meber is pressed in the groove of described wedge shape bottom surface.

The present invention further technical scheme is, described time gear comprises gear and gear for the first time for the second time, when the described motor of driving rotates described master gear, described master gear and described first time gear contact, described first time gear and described second time gear contact, gear rotates thereby described master gear makes described first time, and described first time, gear rotated described second time gear, and gear rotated described drive screw was moved forward with the percussion of actuated magazine inseam nail described second time.

The present invention further technical scheme is, leaves described nail casket when actuating the seam nail, and described motor can drive described first driven wheel backward rotation automatically, thereby described drive screw is moved backward.

The present invention further technical scheme is that described numerical control surgery binding instrument is provided with buzzer and display lamp.

The present invention further technical scheme is that described clamp assemblies is any one in tubular type, line style and the arc.

The present invention further technical scheme is that described clamp assemblies and body assembly flexibly connect so that described clamp assemblies can rotate.

The present invention further technical scheme is that described clamp assemblies is hinged with body assembly or adopt flexible body to be connected.

Numerical control surgery binding instrument provided by the invention adopts the motor transmission, and adopted numerical control device to make motor, drive screw, position sensor and control chip form close loop control circuit, thereby transmission step and operational motion are carried out accurately, controlled safely, and operating parameter can be clearly illustrated out, be convenient to the whole process that the doctor understands operation, make the human computer conversation become possibility.Numerical control surgery binding instrument of the present invention can provide multiple choices for the doctor, and the instrument body assembly can be general, this means in an operation reusable.Numerical control surgery binding instrument of the present invention is a kind of safer, more accurate, compatible stronger, self-adjustable, labour-saving, economize on resources, environmental protection and a kind of apparatus that be easy to clinical management, can replace traditional surgery binding instrument fully, be with a wide range of applications, can be used under the mirror of chamber and the tissue apposition in the open surgery.In addition, clamp assemblies of the present invention can rotate in a big way, and the doctor can be according to the position of operative incision and the placement location of shape adjustments clamp assemblies, and is more convenient to operate.

Description of drawings

Fig. 1 is the internal structure sketch map of the body assembly of numerical control surgery binding instrument of the present invention;

Fig. 2 is the sketch map of the shell of numerical control surgery binding instrument of the present invention;

Fig. 3 is the structural representation of wedge shape bottom surface groove and along the profile of A-A camber line on time gear in the geared system of the present invention;

Fig. 4 is the control principle figure of numerical control device of the present invention;

Fig. 5 represents the outline drawing of the clamp assemblies of surgery binding instrument under the mirror of chamber;

Fig. 6 represents the outline drawing of the clamp assemblies of tubular type surgery binding instrument; And

Fig. 7 represents the outline drawing of the clamp assemblies of line style surgery binding instrument.

Description of reference numerals

1 shell, 12 master gears

2power supplys 13 are gear for the first time

3nail caskets 14 are gear for the second time

4 nail anvils, 15 position sensors

5 wiring boards, 16 signal transducers

6 regulation and control plates, 17 wedge shape bottom surface grooves

7display screens 18 end revolving meber

7-1 display screen holder 19 springs

8 handles, 20 blocks

9 motors, 21 buzzers

10 drive screws, 22 display lamps

11 baffle plates

The specific embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated.Should be understood that the specific embodiment described herein only is used for description and interpretation the present invention, is not limited to the present invention.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.

Numerical control surgery binding instrument provided by the invention comprises clamp assemblies, shell 1 and body assembly in the shell 1 is set.Described body assembly is connected withpower supply 2, is provided with electric driver in the described body assembly, and described clamp assemblies comprisesnail casket 3 andnail anvil 4, and describednail casket 3 accommodates seam nail and ejector pin, and describednail anvil 4 has seam nail molded surface; Wherein, this numerical control surgery binding instrument also comprises numerical control device; Described numerical control device compriseswiring board 5 and the regulation andcontrol plate 6 that is connected with describedwiring board 5, display screen 7 and the sensing device that is connected with describedpower supply 2, describedwiring board 5 is provided with at least one storage chip and a control chip, numerical value and clock information that described display screen 7 can the display operation parameter.By above-mentioned numerical control device, the surgeon can be well understood to the whole surgery process and control the whole surgery process effectively.

In addition, this numerical control surgery binding instrument also comprises and the contacted non-return rotary device of described electric driver.Described electric driver can receive the signal that described numerical control device sends and drivenail casket 3 under the restriction of described non-return rotary device and move to the closed gap of setting towardsnail anvil 4, and makes the seam nail reach the molding height of setting after actuating the percussion of seam nail.Describe in detail below by a kind of preferred implementation.

In embodiment shown in Figure 1, described shell 1 near-end is provided withhandle 8, and describedpower supply 2 is installed in the described handle 8.Describedpower supply 2 is connected with describedwiring board 5 by lead.Thoughpower supply 2 is arranged in handle as shown in the figure, other positions also can be considered, and describedpower supply 2 also can be an external power supply.

Described electric driver comprisesmotor 9, geared system and drive screw 10.Describedmotor 9 can be a stepper motor, also can be direct current generator.Described geared system comprises at least one master gear and at least one time gear.Describeddrive screw 10 is that two ends are smooth, the middle part is provided with a lot of spiral fluted threaded rods, and 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.

As shown in Figure 1, though describedmotor 9 is arranged in body assembly, other positions also can be considered.Describedmotor 9 links to each other with described wiring board 5.Described geared system comprises amaster gear 12,gear 13 andgear 14 for the first time for the second time, describedmaster gear 12 and describedfirst time gear 13 contact, describedfirst time gear 13 and describedsecond time gear 14 contact, described second time,gear 14 was by female thread and drivescrew 10 couplings, when the describedmotor 9 of driving rotates describedmaster gear 12, thereby describedmaster gear 12 makes the describedgear 13 rotations first time, described first time,gear 13 14 rotated described second time gear, the describedgear 14 rotations second time move forward describeddrive screw 10, and then the nail pushing device in the actuatedmagazine 3, thereby make the percussion of seam nail.

Preferably, in order to support and thisdrive screw 10 of balance, be respectively equipped with holder 10-1 at the two ends of describeddrive screw 10, described holder 10-1 center is provided with centre bore, and makes describeddrive screw 10 pass this centre bore.The inner surface of described centre bore is very smooth, so that farthest reduce the resistance that describeddrive screw 10 is subjected to when mobile in this centre bore.

In addition, in the present invention, described time gear is reduction gearing, so that accurately control the motion of drive screw.In other embodiment, described geared system can comprise more time gear, so that the motion of more accurate control drive screw.Various possible geared systems all are fine, and the invention is not restricted to geared system shown in the drawings.

In numerical control device of the present invention, described display screen 7 can show the various information in the operation process, for example numerical value, the execution action of the operating parameter of She Dinging (comprise sutural length, closed gap, become the length of sprig height, line of cut etc.), understand the whole surgery process thereby the doctor can be known, and can carry out next step according to display screen 7 shown information and carry out action; In order to fix described display screen 7 well, in body assembly, be provided with display screen holder 7-1.

Be furnished with a plurality of action buttons on the described regulation andcontrol plate 6, these action buttons comprise power switch button 6-1, set button 6-2, executive button 6-3 and SR 6-4.Press power switch button 6-1 and can make describedwiring board 5 energisings, thereby can enable described numerical control device.Described setting button 6-2 can be used for the doctor and selects the content of performing the operation, the length of for example sutural length, closed gap, one-tenth sprig height, line of cut etc.Described executive button 6-3 is used for the doctor and operates the execution action, for example closure, percussion, cutting etc., and this moment, the doctor can determine whether to carry out above-mentioned action in conjunction with display screen 7 shown parameters.Described SR 6-4 can make described electric driver adverse movement, thereby the clamp assemblies after the open closed is to withdraw from apparatus.Need to prove that numerical control surgery binding instrument of the present invention is provided with the non-return rotary device that contacts with described electric driver, the reversing phenomenon in operation process, occurs, play safety effect to prevent described motor 9.Can describe this non-return rotary device hereinafter in detail.

Describedwiring board 5 comprises at least one storage chip and control chip and some resistance, electric capacity and potentiometer etc.Described storage chip is used for storing the operating parameter and the clock signal of operation setting program and record operation process, and described clock signal comprises the service time, access times of this apparatus etc., is convenient to hospital this apparatus is carried out clinical management.Described control chip can be accepted the action command that described regulation andcontrol plate 6 sends, and instruction is passed to associated components.

Described sensing device comprisesposition sensor 15 andsignal transducer 16, and preferably, describedposition sensor 15 can be magnetic sensor or photoelectric sensor.More preferably, the top of describedposition sensor 15 is fixed on the apparatus, and describedposition sensor 15 is close to describedsecond time gear 14 and is sleeved on the far-end of described drive screw 10.Describedsignal transducer 16 can obtain the position variation signal of describedposition sensor 15 on describeddrive screw 10 and this position variation signal can be passed to described control chip, so that described control chip can be determined next step action of describedmotor 9 in conjunction with the parameter of setting, and this actuating signal is presented on the described display screen 7, so that the operator selects the action that will carry out and sends operational order by described operation chip to describedmotor 9 by described regulation andcontrol plate 6.

The maximum characteristics of numerical control surgery binding instrument provided by the invention are, adopt numerical control device to control operation process, and as described in Figure 2, describedmotor 9,drive screw 10,position sensor 15 and control chip have been formed a close loop control circuit, this close loop control circuit is accurately controlleddrive screw 10 bymotor 9 and is advanced or retreat, and the operating parameter in the operation process is shown in real time by display screen, for example when reaching the closed gap of setting,nail casket 3 no longer moves forward, the information and executing firing action that this moment, the doctor can be shown according to display screen, control chip receives to carry out signal and should carry out signal and passes to describedmotor 9, thereby by describedmotor 9, the seam that the interlock of the nail pushing device in describeddrive screw 10 and thenail casket 3 makes the seam nail after the percussion be againstnail anvil 4 is followed closely the molding height that reaches setting on the molded surface, and then carries out next step action according to the shown information of display screen.Numerical control surgery binding instrument of the present invention makes the doctor understand the operation process in time so that select to carry out action, can realize the human computer conversation veritably.In addition, because the doctor need not carry out action with feel, thereby does not have on uncertain or unsuitable this apparatus of external force effect, use this apparatus can control operating procedure accurately, safely.

Usually, when the clamping device of surgery binding instrument is closed, has elasticity owing to be arranged in the compress tissue of clamping device, describeddrive screw 10 can be subjected to resistance in the process of advancing, can makedrive screw 10 take place to move after small thus, thereby make whole geared system generation backward rotation, if do not add control, consequence is very serious.In order to address the above problem, numerical control surgery binding instrument in the present invention is provided with the non-return rotary device, and is provided with at least one circular-arc wedge shapebottom surface groove 17 on the side of a certain gear.

Particularly, described non-return rotary device comprises only revolvingmeber 18,spring 19 andblock 20, a described distal process that ends revolvingmeber 18 goes out in the apparatus outside, the two sides of the other end are respectively equipped with projection, one of them projection is embedded in the described wedge shapebottom surface groove 17, and describedspring 19 is installed on another projection and is pressed on the described block 20.Adopt this layout, even geared system reverses, the end face of described wedge shapebottom surface groove 17 is subjected to embedding the barrier effect of the projection in the described wedge shapebottom surface groove 17, makes described geared system can not continue to take place backward rotation, avoids causing danger.Obviously, the number of described wedge shapebottom surface groove 17 is many more, and it is more little that counter-rotational radian takes place described geared system.Preferably, the number of described wedge shapebottom surface groove 17 is 4.

After operation finishes, need the describedrevolving meber 18 that ends is pulled down, thereby make the projection that ends on the revolvingmeber 18 leave described wedge shapebottom surface groove 17, thereby during the SR 6-4 on pressing the regulation and control plate, describedmotor 9 can drive describedmaster gear 12 backward rotation automatically, thereby describeddrive screw 10 is moved backward, can open the clamp assemblies of apparatus far-end like this, so that withdraw from apparatus.For safety, in body assembly, be provided withbaffle plate 11, with the time touching associated components that prevents that describeddrive screw 10 from retreating.

In addition, also be provided with abuzzer 21 and displaylamp 22 on the numerical control surgery binding instrument provided by the invention.When this apparatus had been finished performed a certain action, describedbuzzer 21 can be sounded, thereby gave prompting acoustically of doctor; When this apparatus had been finished performed a certain action, describeddisplay lamp 22 can glimmer, thereby gave visual prompting of doctor.

Numerical control device provided by the invention 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. 6-7 performed the operation under the chamber mirror for example shown in Figure 5, comprise that clamp assemblies is the surgery binding instrument of tubular type, line style or camber, and/or known other surgery binding instruments of any prior art.Preferably, described clamp assemblies and body assembly flexibly connect, for example adopt articulated manner or the middle flexible body that adopts to connect, thereby described clamp assemblies can freely rotated in 360 scopes, the doctor can be according to the position of operative incision and the placement location of shape adjustments clamp assemblies, thereby makes more convenient to operate.

Below describe preferred implementation of the present invention in conjunction with the accompanying drawings in detail; but; the present invention is not limited to the detail in the above-mentioned embodiment; in technical conceive scope of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.For example, can on the side of a certain gear, projection be set, and wedge shapebottom surface groove 17 be located on the other parts, by cooperating of this projection and wedge shapebottom surface groove 17 to realize the non-return rotating function with described.

Claims (10)

1. surgery numerical control bookbinding device, comprise clamp assemblies, shell and be located at the interior body assembly of shell, described body assembly is connected with power supply, be provided with electric driver in the described body assembly, described clamp assemblies comprises nail casket and nail anvil, described nail casket accommodates seam nail and nail pushing device, and described nail anvil has seam nail molded surface; It is characterized in that:

Described bookbinding device also comprises numerical control device, described numerical control device comprises wiring board that is connected with described power supply and regulation and control plate, display screen and the sensing device that is connected with described wiring board, described wiring board is provided with at least one storage chip and a control chip, the numerical value that described display screen can the display operation parameter;

Described electric driver can receive the signal that this numerical control device sends and drive the nail casket and move to the closed gap of setting towards nail anvil, and makes the seam nail reach the molding height of setting after actuating the percussion of seam nail.

2. surgery numerical control bookbinding device according to claim 1, wherein:

Described sensing device comprises position sensor and signal transducer, described position sensor is magnetic sensor or photoelectric sensor, described signal transducer can obtain the position variation signal of described position sensor and this position variation signal can be passed to described control chip, and described control chip can be accepted action command that described regulation and control plate sends to drive electric driver;

Described electric driver comprises motor, geared system and drive screw, described geared system comprises at least one master gear and at least one time gear, described gear is by female thread and the coupling of described drive screw, described motor is connected with described circuit board and can drives described geared system rotation so that described drive screw turns is followed closely with the percussion seam thereby actuate described nail pushing device.

3. surgery numerical control bookbinding device according to claim 2, described time the gear side is provided with wedge shape bottom surface groove.

4. surgery numerical control bookbinding device according to claim 3, wherein, described electric driver is provided with the non-return rotary device, and described non-return rotary device comprises only revolving meber, spring and block, and a described end that ends revolving meber is pressed in the groove of described wedge shape bottom surface.

5. surgery numerical control bookbinding device according to claim 2, wherein, described time gear comprises gear and gear for the first time for the second time, when the described motor of driving rotates described master gear, described master gear and described first time gear contact, described first time gear and described second time gear contact, thereby described master gear makes the described gear rotation first time, described first time, gear rotated described second time gear, and gear rotated described drive screw was moved forward with the percussion of actuated magazine inseam nail described second time.

6. surgery numerical control bookbinding device according to claim 5 wherein, leaves described nail casket when actuating the seam nail, and described motor can drive described master gear backward rotation automatically, thereby described drive screw is moved backward.

7. surgery numerical control bookbinding device according to claim 1, wherein, described surgery numerical control bookbinding device is provided with buzzer and display lamp.

8. surgery numerical control bookbinding device according to claim 1, wherein, described clamp assemblies is any one in tubular type, line style and the arc.

9. surgery numerical control bookbinding device according to claim 8, wherein, described clamp assemblies and body assembly flexibly connect so that described clamp assemblies can rotate in 360 degree scopes.

10. surgery numerical control bookbinding device according to claim 9, wherein, described clamp assemblies is hinged with body assembly or adopt flexible body to be connected.

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