CN102940513B - Motor-driven ring-cutting anastomat - Google Patents
Motor-driven ring-cutting anastomat Download PDFInfo
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- CN102940513B CN102940513B CN201210489398.0A CN201210489398A CN102940513B CN 102940513 B CN102940513 B CN 102940513B CN 201210489398 A CN201210489398 A CN 201210489398A CN 102940513 B CN102940513 B CN 102940513B
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- motor
- ejector sleeve
- ring
- center
- groove
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Abstract
The invention discloses a kind of motor-driven ring-cutting anastomat, including osculating mechanism and driving executing agency, described driving executing agency includes body, it is fixedly installed on tubular body rear end and inside and outside wall is respectively formed with the transmission screwed pipe of screw thread, it is arranged on tubular body and front end engages the ejector sleeve being connected with the ejector pin component drive connection rear end of osculating mechanism with transmission screwed pipe external screw thread, it is arranged on described ejector sleeve inside and front end engages the center-pole being connected with resist-nailed seat drive connection rear end and transmission screwed pipe internal thread, it is fixedly installed on the motor inside the power cavity being fixedly connected with body afterbody, also include the output of described motor alternatively being transferred into the clutch of center-pole or ejector sleeve.Motor-driven ring-cutting anastomat of the invention, simple and practical property is high, can realize adjusting and firing using a motor, reduces processing cost, while being easy to control, improves using effect, is fired using motor, it is to avoid the otherness produced by manual percussion.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly to a kind of motor-driven ring-cutting anastomat.
Background technology
A kind of medicine equipment that Medical stapler is commonly used when being and being performed surgical operation to alimentary canal physiological tissue, now
Conventional stapler is all manually operated in the operating process that " closure, identical, cutting " is organized and implemented to physiology, generally manual behaviour
Make complex steps, be susceptible to maloperation, or cause operative failure.Additionally, due to individual difference, when manual closing is operated pair
Closure degree, the closing time of organizing and implementing easily produce it is inconsistent, percussion operation when percussion force can differ greatly, so as to reduce
Surgical quality.
Manual to overcome the shortcomings of, Chinese patent 201110109722.7 discloses a kind of kiss and device, including with to nail
The osculating portion of seat, nail bin and executing agency and the drive device of driving executing agency, described drive device is that electric drive is filled
Put, and the electric driver is collectively constituted by power supply, control panel and closure driver element, percussion driver element, closure drives
Unit is made up of closure motor and closure transmission mechanism, closes the input and closure motor connection of transmission mechanism, closure transmission
The output end of mechanism is connected with the executing agency in osculating portion, and percussion driver element is made up of percussion motor and percussion transmission mechanism,
The input and percussion motor connection of transmission mechanism are fired, the executing agency of the output end and osculating portion that fire transmission mechanism connects
Connect, closure motor and percussion motor are connected by wire with control panel, and control panel is connected by wire with power supply.
But above-mentioned to use two motors, two transmission mechanisms, form complexity is difficult behaviour and does, needing to fire osculating
When, it is necessary to press two buttons simultaneously, easily produce linkage or disturb, and safety control is using manual, while two
Set motor can cause the increase of volume, cost, be unfavorable for the marketization.
The content of the invention
The purpose of the present invention is directed to technological deficiency present in prior art, and it is easy to control to provide a kind of simple structure
Motor-driven ring-cutting anastomat.
To realize that the technical scheme that the purpose of the present invention is used is：
A kind of motor-driven ring-cutting anastomat, including osculating mechanism and driving executing agency, described driving executing agency include
Body, it is fixedly installed on tubular body rear end and inside and outside wall is respectively formed with the transmission screwed pipe of screw thread, is arranged on tubular body
And the ejector sleeve that front end is connected with the ejector pin component drive connection rear end of osculating mechanism with the external screw thread engagement of transmission screwed pipe, it is arranged on institute
The center-pole that the ejector sleeve inside and front end stated are connected with resist-nailed seat drive connection rear end with the internal thread engagement of transmission screwed pipe, fixation sets
The motor inside the power cavity being fixedly connected with body afterbody is put, also including that alternatively can transmit the output of described motor
To center-pole or the clutch of ejector sleeve.
Described center rod rear end is formed with cavity body structure and is formed with groove on the cavity body structure inwall；Described pushes away
Groove is formed with the internal face of pipe rear end；Described clutch include the power transmission shaft that is connected by feather key with motor output shaft and
What the driven power transmission shaft being fixedly connected with described power transmission shaft was moved forward and backward stirs ring, described power transmission shaft front wall shape
Be optical axis into there is groove then to hold, the groove of the wherein groove of power transmission shaft front end and center-pole and ejector sleeve match and can respectively with
Its engagement connects to transmit rotation.
The power cavity shell is provided with toggle mechanism, described toggle mechanism includes being symmetrically formed at power cavity shell
At least two sliding grooves on body and can matchingly be embedded in sliding groove and can front and back axis movement sliding shoe, it is described
Sliding shoe inner surface is formed with will be stirred ring and be embedded and can allow with the described bayonet socket that ring is matched of stirring, described bayonet socket
It relatively rotates.
Ring groove is provided with described power cavity shell, the annular regulation ring being correspondingly arranged connects described sliding shoe
Together.
Feedback indicating arm is further fixedly arranged on described center-pole, is correspondingly formed with ejector sleeve described in can allowing
The movable opening of feedback indicating arm, while being provided with the feedback panel that transparent material is made on body.
It is formed with multigroup supporting table inwardly projectingly on described inboard wall of tube body, described supporting table is through the logical of ejector sleeve
Kong Bingyu center-poles contact to support it positioning.
Described body is fastened and connected by the body of two section semicirculars in shape and formed.
Being fixedly connected with body by multiple outer ends for described transmission screwed pipe is inner and the body fitting connection of transmission screwed pipe
Locating dowel support is positioned at body middle part, and fluting is provided with to avoid to its turn in described ejector sleeve part corresponding with locating dowel
It is dynamic to constitute influence.
Being connected for the described corresponding part of center-pole and ejector sleeve front end is that annular groove and ring rib coordinate or ring
Groove and bayonet fittings.
Compared with prior art, the beneficial effects of the invention are as follows：
Motor-driven ring-cutting anastomat of the invention, simple and practical property is high, can realize adjusting and firing using a motor,
Processing cost is reduced, while being easy to control, using effect is improved, is fired using motor, it is to avoid the difference produced by manual percussion
The opposite sex, increases feedback window, there is provided visual feedback, improves chance of success, improves surgical effect.
Preferably, the transmission using the movable realization of clutch to center-pole and ejector sleeve, and utilize groove
Engaged transmission, groove transmission effect is good, and transmission is fine controllable, even more improves the fineness of product.
Brief description of the drawings
Fig. 1 show the structural representation of motor-driven ring-cutting anastomat of the invention；
Fig. 2 show clutch configuration schematic diagram of the invention.
Specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that described herein
Specific embodiment be only used to explain the present invention, be not intended to limit the present invention.
As shown in figure 1, motor-driven ring-cutting anastomat of the invention includes osculating mechanism 4 and drives executing agency, described drive
Dynamic executing agency includes cylindrical body 20, is fixedly installed on tubular body rear end and inside and outside wall is respectively formed with the biography of screw thread
Screwed pipe 9 is moved, tubular body is arranged on and front end is engaged in being connected with resist-nailed seat drive connection rear end and transmission screwed pipe internal thread
Core bar 5, is arranged on tubular body and leading portion is connected with endless knife and nail bin drive connection rear end with the external screw thread engagement of transmission screwed pipe
Ejector sleeve 6, the motor and battery and electric machine control system of body afterbody are fixedly installed on, also including can alternatively will be described
The output of motor is transferred to the clutch of center-pole or ejector sleeve.
Wherein, specifically, described body is fastened and connected by the body of two section semicirculars in shape and formed, and body is adopted
With split-type structural, it is easy to internal components to set.It should be noted that the front portion, front end in the present invention are near osculating
Mechanism end, rear portion, rear end, afterbody are to be close to motor side to away from osculating mechanism.
Described transmission screwed pipe is fixedly provided at body central relative to body, specifically, described transmission spiral shell
The locating dowel support that the inner and the body fitting connection of transmission screwed pipe are fixedly connected with body by multiple outer ends of pipe 9 is positioned at body
Middle part, is provided with fluting and is constituted influence to avoid rotating it in described ejector sleeve part corresponding with locating dowel；Preferably, institute
The transmission screwed pipe front end stated is fixedly connected and through the spacing preiection positioning of ejector sleeve by with inboard wall of tube body, and transmission screwed pipe is axially limited
Position simultaneously limits its rotation, and the transmission of center-pole and ejector sleeve can be effectively ensured.
Described center-pole front end can be connected with resist-nailed seat, rear end with transmission screwed pipe be spirally connected and through transmission screwed pipe with
Close to clutch, at the same for ease of with driven by clutches, described center rod rear end is formed with cavity body structure and in the cavity knot
Groove 14 is formed with structure inwall.
For ease of the position of the controlled reach of Surveillance center's bar, feedback indicating arm is further fixedly arranged on described center-pole
8, the opening that described feedback indicating arm can be allowed movable is correspondingly formed with ejector sleeve, and be provided with body
The feedback panel 18 that bright material is made, is provided with qualified Warning Mark in described feedback panel, refers to display feedback is carried out
While showing bar position, can indicate whether to reach correct position simultaneously.It is capable of determining whether when hysteroscope anastomosis operation is carried out completely
Excite, therefore danger can be reduced.
Described ejector sleeve front end is stared at component and can be connected with pushing away, rear end be spirally connected with transmission screwed pipe and through transmission screwed pipe with
Close to clutch, while for ease of transmission, ladder platform is formed with described ejector sleeve rear end internal face, and in ladder platform
Groove 15 is formed with wall, it should be pointed out that in described ladder platform is identical with the groove of center-pole afterbody and corresponding
Footpath is identical.
Described motor 10 and battery 11 and control system 12 are fixedly installed on the power cavity being fixedly connected with body afterbody
In 17, motor is micro-step motor or the micro-step motor with decelerator, and external power supply also can be directly used certainly
Energy supply.Realize that the stepping of motor is output as prior art by control system using battery-powered, herein not reinflated description.Together
When be provided with the housing of power cavity two control buttons with respectively controlled motor rotating, by clutch machinery adjust
Section realizes transmission switching and different control buttons realizes the rotating of motor, and control is simple and be not in linkage phenomenon, more
Easily behaviour does.
As shown in Fig. 2 clutch of the invention 13 include power transmission shaft 131 and be coaxially disposed with described power transmission shaft 131 and
What is be fixedly connected stirs ring 132, and described power transmission shaft is connected with motor output shaft by feather key, and it allows power transmission shaft relatively electric
There is predetermined axial movement and the uninterrupted transmission output to power transmission shaft in machine output shaft.Wherein described power transmission shaft front end side wall
Face is formed with groove and rear end is optical axis, and the wherein groove of power transmission shaft front end matches with the groove of center-pole and ejector sleeve, can divide
Connection is not engaged to transmit rotation.
For stir it is described to stir move axially before and after ring then realize that power transmission shaft is cut with the transmission of center-pole or ejector sleeve
Change, the power cavity shell is provided with toggle mechanism, described toggle mechanism includes being symmetrically formed on power cavity shell
Two sliding grooves and can matchingly be embedded in sliding groove and can front and back axis movement sliding shoe 16, described sliding shoe
Inner surface is formed with will be stirred ring and be embedded and it can be allowed to occur with the described bayonet socket that ring is matched of stirring, described bayonet socket
Relatively rotate because stir ring, center-pole and ejector sleeve being arranged on same axis, i.e., by it is front and rear stir sliding shoe can reality
The groove of existing power transmission shaft front end and the groove engaged transmission or the groove engaged transmission with ejector sleeve of center-pole, realize transmission switching
To realize that motor regulation, two kinds of a percussion use output condition.
Further, while to improve its operability, ring groove is provided with described power cavity shell, it is correspondingly arranged
Annular regulation ring described sliding shoe is linked together, push-and-pull regulation ring can drive clutch move forward and backward, further
Improve use feeling.
Further, to improve the stability that center-pole is driven, prevent it from causing transmission performance not good because length is long,
Multigroup supporting table is formed with described inboard wall of tube body inwardly projectingly, described supporting table runs through the through hole of ejector sleeve and and center
Bar is contacted, and positioning is supported to it to improve its stability.
Described osculating mechanism is including resist-nailed seat 1 and can promote the ejector pin component that nail bin 2 and endless knife 3 are moved forward,
Wherein, described resist-nailed seat 1 includes hemispherical pedestal and the connecting rod being integrally formed with described pedestal, in described center-pole
Front end is formed with the cavity of the connection boom end insertion that can allow described, while it is recessed to be formed with ring in described connection boom end
Groove, is the transmission for being capable of achieving center-pole and resist-nailed seat using the pin through center-pole.To prevent resist-nailed seat from rotating, in resist-nailed seat
Connecting rod and cylinder or ejector sleeve between be provided with the cooperation for being oriented to rib or lead column and guide groove structure, i.e. ring groove and pin
It is to be capable of achieving center-pole to drive the movable of resist-nailed seat plus guiding mechanism.
Described ejector pin component includes promoting the nail pushing plate of endless knife and cartridge movement and with described nail pushing plate integrally
The connecting cylinder of formation, described connection tube rear end can be inserted matchingly in ejector sleeve, while being formed with described connecting cylinder end
Ring groove, is the transmission for being capable of achieving ejector sleeve and ejector pin component using the pin through ejector sleeve.To prevent ejector pin component from rotating, pushing away
Guiding rib is provided between the connecting cylinder and cylinder of screw assembly or lead column and guide groove structure, i.e. ring groove add with the cooperation of pin
Upper guiding mechanism is to be capable of achieving ejector sleeve to drive the movable of ejector pin component.
In use, first adjusted to titanium staple height, sliding shoe during regulation by being fixed on the motor 10 among power cavity 17
16 slide into slip front of the slot, the groove of clutch 13 being connected with motor 10 is engaged so as to drive with the groove 14 of center-pole
Center-pole 5 is rotated, and center-pole 5 is engaged with the internal thread of drive screw 9, the precession forward for being converted into center-pole of motor 10
Motion then drives resist-nailed seat to move forward.Feedback indicating arm 8 on centrally disposed bar feed back to be arranged on it is anti-on body
Panel 18 is presented, described feedback panel is to provide distance feedback and whether suitable offer is feeds back, specifically, in feedback panel
Scale and red area and green area are provided with, titanium nail can not be excited completely when pointer points to red area, and green area can
To excite completely, may be such that height regulation is more directly perceived, accurate by feedback panel.
Need percussion when, sliding shoe 16 is slid into sliding groove rear end, the clutch 13 being now connected with motor 10 with set
Put the groove 15 in the end of ejector sleeve 6 to engage, so as to drive ejector sleeve 6 to rotate, ejector sleeve 6 is engaged with the external screw thread of drive screw 9, ejector sleeve
Rotation be converted into precession forward then drive ejector pin component move forward.Ejector pin component travel forward first promote endless knife 3 to
Tissue cutting is realized in preceding motion, then promotes nail bin 2 to travel forward again, and then realizes percussion suture.Process is exited with above-mentioned step
Suddenly conversely, specifically no longer describing.
The above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of motor-driven ring-cutting anastomat, including osculating mechanism and driving executing agency, it is characterised in that described driving is performed
Mechanism includes body, is fixedly installed on tubular body rear end and inside and outside wall is respectively formed with the transmission screwed pipe of screw thread, is arranged on
The ejector sleeve that tubular body and front end are connected with the ejector pin component drive connection rear end of osculating mechanism with the external screw thread engagement of transmission screwed pipe,
It is arranged on described ejector sleeve inside and front end engages the center being connected with resist-nailed seat drive connection rear end and transmission screwed pipe internal thread
Bar, is fixedly installed on the motor inside the power cavity being fixedly connected with body afterbody, also including alternatively by described motor
Output is transferred to the clutch of center-pole or ejector sleeve.
2. motor-driven ring-cutting anastomat as claimed in claim 1, it is characterised in that described center rod rear end is formed with cavity knot
Structure is simultaneously formed with groove on the cavity body structure inwall；Groove is formed with described ejector sleeve rear end internal face；Described clutch
Device includes the power transmission shaft being connected by feather key with motor output shaft and the drive power transmission shaft being fixedly connected with described power transmission shaft
Movable stirs ring, and described power transmission shaft front wall is formed with groove and rear end is optical axis, wherein power transmission shaft front end
Groove match with the groove of center-pole and ejector sleeve and engage respectively and be connected to transmit rotation.
3. motor-driven ring-cutting anastomat as claimed in claim 2, it is characterised in that be provided with the housing of the power cavity and stirred
Mechanism, described toggle mechanism includes at least two sliding grooves being symmetrically formed on power cavity shell and is matchingly embedded
The sliding shoe that simultaneously front and back axis are moved in sliding groove, described sliding shoe inner surface is formed with stirs what ring was matched with described
Bayonet socket, described bayonet socket will stir ring and be embedded and allow it to relatively rotate.
4. motor-driven ring-cutting anastomat as claimed in claim 3, it is characterised in that be provided with ring on the housing of described power cavity
Groove, the annular regulation ring being correspondingly arranged links together described sliding shoe.
5. the motor-driven ring-cutting anastomat as described in claim any one of 1-4, it is characterised in that also solid on described center-pole
Surely feedback indicating arm is provided with, the opening that the feedback indicating arm described in allowing is moved forward and backward correspondingly is formed with ejector sleeve, together
When the feedback panel that transparent material is made is provided with body.
6. motor-driven ring-cutting anastomat as claimed in claim 5, it is characterised in that protrude inwardly from ground on described inboard wall of tube body
Multigroup supporting table is formed with, described supporting table runs through the through hole of ejector sleeve and contacts to support it positioning with center-pole.
7. motor-driven ring-cutting anastomat as claimed in claim 1, it is characterised in that described body is by two section semicirculars in shape
Body be fastened and connected and form.
8. the motor-driven ring-cutting anastomat as described in claim any one of 1-4, it is characterised in that described transmission screwed pipe by many
Individual outer end is fixedly connected the inner locating dowel support being fitting to connection with transmission screwed pipe body with body and is positioned at body middle part, in institute
The ejector sleeve stated part corresponding with locating dowel is provided with fluting and is constituted influence to avoid rotating it.
9. the motor-driven ring-cutting anastomat as described in claim any one of 1-4, it is characterised in that before described center-pole and ejector sleeve
It is that annular groove and ring rib coordinate or annular groove and bayonet fittings to hold the drive connection of corresponding part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210489398.0A CN102940513B (en) | 2012-11-26 | 2012-11-26 | Motor-driven ring-cutting anastomat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210489398.0A CN102940513B (en) | 2012-11-26 | 2012-11-26 | Motor-driven ring-cutting anastomat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102940513A CN102940513A (en) | 2013-02-27 |
| CN102940513B true CN102940513B (en) | 2017-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210489398.0A Active CN102940513B (en) | 2012-11-26 | 2012-11-26 | Motor-driven ring-cutting anastomat |
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| Country | Link |
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| CN (1) | CN102940513B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9445816B2 (en) | 2012-12-17 | 2016-09-20 | Ethicon Endo-Surgery, Llc | Circular stapler with selectable motorized and manual control |
| CN108451598B (en) * | 2018-03-20 | 2024-01-02 | 广州德脉医疗器械有限公司 | Electrically driven circumcision mechanism and circumcision device |
| CN108542472B (en) * | 2018-03-21 | 2023-10-10 | 江西狼和医疗器械有限公司 | Circular cutting anastomat |
| CN109965927A (en) * | 2019-04-03 | 2019-07-05 | 广州市妇女儿童医疗中心 | A kind of oesophagus automatic pull stapling apparatus |
Citations (8)
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|---|---|---|---|---|
| WO2001062164A2 (en) * | 2000-02-22 | 2001-08-30 | Power Medical Interventions, Inc. | An electromechanical driver and remote surgical instrument attachment having computer assisted control capabilities |
| CN1969768A (en) * | 2006-12-06 | 2007-05-30 | 梁振星 | Surgical anastomat |
| US20080255413A1 (en) * | 2007-04-13 | 2008-10-16 | Michael Zemlok | Powered surgical instrument |
| CN101448463A (en) * | 2006-05-19 | 2009-06-03 | 爱惜康内镜外科公司 | Electrical surgical instrument |
| CN202044308U (en) * | 2011-04-29 | 2011-11-23 | 常州市康迪医用吻合器有限公司 | Surgical electric anastomat |
| CN102319100A (en) * | 2011-07-27 | 2012-01-18 | 陈创奇 | Circumcision anastomat |
| US20120012638A1 (en) * | 2010-07-14 | 2012-01-19 | Ethicon Endo-Surgery, Inc. | Surgical instruments with electrodes |
| CN202920274U (en) * | 2012-11-26 | 2013-05-08 | 天津瑞贝精密机械技术研发有限公司 | Electric circumcision anastomat |
-
2012
- 2012-11-26 CN CN201210489398.0A patent/CN102940513B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001062164A2 (en) * | 2000-02-22 | 2001-08-30 | Power Medical Interventions, Inc. | An electromechanical driver and remote surgical instrument attachment having computer assisted control capabilities |
| CN101448463A (en) * | 2006-05-19 | 2009-06-03 | 爱惜康内镜外科公司 | Electrical surgical instrument |
| CN1969768A (en) * | 2006-12-06 | 2007-05-30 | 梁振星 | Surgical anastomat |
| US20080255413A1 (en) * | 2007-04-13 | 2008-10-16 | Michael Zemlok | Powered surgical instrument |
| US20120012638A1 (en) * | 2010-07-14 | 2012-01-19 | Ethicon Endo-Surgery, Inc. | Surgical instruments with electrodes |
| CN202044308U (en) * | 2011-04-29 | 2011-11-23 | 常州市康迪医用吻合器有限公司 | Surgical electric anastomat |
| CN102319100A (en) * | 2011-07-27 | 2012-01-18 | 陈创奇 | Circumcision anastomat |
| CN202920274U (en) * | 2012-11-26 | 2013-05-08 | 天津瑞贝精密机械技术研发有限公司 | Electric circumcision anastomat |
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| Publication number | Publication date |
|---|---|
| CN102940513A (en) | 2013-02-27 |
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