CN102940513A - Motor-driven ring-cutting anastomat - Google Patents
Motor-driven ring-cutting anastomat Download PDFInfo
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- CN102940513A CN102940513A CN 201210489398 CN201210489398A CN102940513A CN 102940513 A CN102940513 A CN 102940513A CN 201210489398 CN201210489398 CN 201210489398 CN 201210489398 A CN201210489398 A CN 201210489398A CN 102940513 A CN102940513 A CN 102940513A
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Abstract
The invention discloses a motor-driven ring-cutting anastomat which comprises a meshing cutting mechanism and a driving execution mechanism. The driving execution mechanism comprises a tube body, a transmission screw tube fixedly arranged at the back end in the tube body, a push tube, a center rod, a motor and a clutch. Threads are formed on the inner wall face and the outer wall face of the transmission screw tube. The push tube is arranged in the tube body, the front end of the tube body is connected with a nail pushing assembly of the meshing cutting mechanism in transmission mode, and the back end of the nail pushing assembly is connected with outer threads of the transmission screw tube in meshing mode. The center rod is arranged in the push tube, the front end of the center rod is in transmission connection with a nail abutting seat, and the back end of the center rod is connected with the inner threads of the transmission screw tube in meshing mode. The motor is fixedly arranged in a power cavity fixedly connected with the tail portion of the tube body. The clutch is capable of transferring output of the motor to the center rod or the push tube. The motor-driven ring-cutting anastomat is simple in structure, high in practicability and capable of achieving adjustment and percussion by only one motor, reduces processing cost, is convenient to control, improves using effect, utilizes the motor for percussion and avoids difference caused by manual percussion.
Description
Technical field
The present invention relates to technical field of medical instruments, particularly relate to a kind of electronic ring cutting kiss and device.
Background technology
Medical stapler is that digestion living according to principles for self-cultivation reason is organized a kind of medical apparatus and instruments that often uses when performing surgical operation, anastomat commonly used is manual operation entirely in the operating process of physiological tissue being implemented " closed, identical, cutting " now, common manual operation complex steps, maloperation easily occurs, and perhaps causes operative failure.In addition because individual variation, during the manual closing operation closed degree, the closing time of organizing and implementing easily produced inconsistently, percussion force can differ greatly during the percussion operation, thereby has reduced the operation quality.
For overcoming manual deficiency, Chinese patent 201110109722.7 discloses a kind of kiss and device, comprise and have nail supporting base, the osculating section of nail bin and actuator and the driving device that drives actuator, described driving device is electric driver, and this electric driver is by power supply, panel and closed driver element, the percussion driver element forms jointly, closed driver element is comprised of closed motor and closed drive mechanism, the input of closed drive mechanism is connected with closed motor, the outfan of closed drive mechanism is connected with the actuator of osculating section, the percussion driver element is comprised of percussion motor and percussion drive mechanism, the input of percussion drive mechanism is connected with the percussion motor, the outfan of percussion drive mechanism is connected with the actuator of osculating section, closed motor be connected motor and all be connected with panel by wire, panel is connected with power supply by wire.
But two drive motors of above-mentioned employing, two drive mechanisms, complex forms is difficult for behaviour and does, when needs percussion osculating, need to press simultaneously two buttons, easily produce interlock or interference, and safety control adopts manually, two cover drive motors can cause the increase of volume, cost simultaneously, are unfavorable for the marketization.
Summary of the invention
The objective of the invention is for the technological deficiency that exists in the prior art, and a kind of control simple in structure easily electronic ring cutting kiss and device are provided.
For realizing that the technical scheme that purpose of the present invention adopts is:
A kind of electronic ring cutting kiss and device, comprise osculating mechanism and drive actuator, described driving actuator comprises body, be fixedly installed on the inner rear end of body and inside and outside wall and form respectively threaded transmission screwed pipe, the ejector pin assembly that is arranged on body inside and front end and the osculating mechanism ejector sleeve that rear end and transmission screwed pipe external screw thread are connected with a joggle that is in transmission connection, be arranged on described ejector sleeve inside and front end and the nail supporting base center-pole that rear end and transmission screwed pipe female thread be connected with a joggle that is in transmission connection, be fixedly installed on the motor of the power cavity inside that is fixedly connected with the body afterbody, also comprise and to select the clutch that a ground is passed to the output of described motor center-pole or ejector sleeve.
Described center-pole rear end is formed with cavity body structure and is formed with groove at this cavity body structure inwall; Be formed with groove on the internal face of described ejector sleeve rear end; Described clutch comprises with motor output shaft stirs ring by what the feather key power transmission shaft that is connected and the driven power transmission shaft that is fixedly connected with described power transmission shaft moved forward and backward, described power transmission shaft front wall is formed with groove and the rear end is optical axis, and wherein the groove of the groove of power transmission shaft front end and center-pole and ejector sleeve is complementary and can be connected with a joggle to transmit respectively rotation with it.
Be provided with toggle mechanism at described power cavity housing, described toggle mechanism comprise at least two sliding trays that are formed on symmetrically on the power cavity housing and can be embedded matchingly in sliding tray and can before and after the sliding shoe that moves of axis, described sliding shoe inner surface is formed with and the described bayonet socket of stirring the ring coupling, and described bayonet socket will be stirred the ring embedding wherein and can allow it to relatively rotate.
Be provided with ring groove on the described power cavity housing, the corresponding annular adjustable ring that arranges links together described sliding shoe.
On described center-pole, also be fixedly installed the feedback indicating arm, correspondingly be formed with the opening that can allow described feedback indicating arm to move forward and backward at ejector sleeve, be provided with the feedback panel that transparent material is made at body simultaneously.
Inwardly be formed with highlightedly many group brace tables on described inboard wall of tube body, described brace table runs through the through hole of ejector sleeve and contacts with center-pole with to its supporting and location.
Described body is fastened and connected by the body of two cross section semicirculars in shape and forms.
Described transmission screwed pipe be fixedly connected with inner and the chimeric locating dowel supporting and location that is connected of transmission screwed pipe body at the body middle part by a plurality of outer ends and body, being provided with fluting in described ejector sleeve part corresponding with locating dowel affects to avoid that it is rotated formation.
Described center-pole and ejector sleeve front end and its corresponding component be in transmission connection as annular groove and the ring rib cooperates or annular groove cooperates with pin.
Compared with prior art, the invention has the beneficial effects as follows:
Electronic ring cutting kiss of the present invention and device, simple and practical property is high, utilizes a motor can realize regulating and percussion, cuts down finished cost, be convenient to simultaneously control, improve result of use, utilize the motor percussion, the diversity of having avoided manual percussion to produce, increase feedback window, visual feedback is provided, improves chance of success, improve surgical effect.
As preferred version, utilize moving forward and backward of clutch to realize transmission to center-pole and ejector sleeve, and utilize the groove engaged transmission, the groove transmission is effective, transmits meticulous controlledly, improves especially the fineness of product.
Description of drawings
Figure 1 shows that the structural representation of electronic ring cutting kiss of the present invention and device;
Figure 2 shows that clutch configuration schematic diagram of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, electronic ring cutting kiss of the present invention and device comprise osculating mechanism 4 and drive actuator, described driving actuator comprises cylindrical shape body 20, be fixedly installed on the inner rear end of body and inside and outside wall and form respectively threaded transmission screwed pipe 9, be arranged on body inside and front end and the nail supporting base center-pole 5 that rear end and transmission screwed pipe female thread be connected with a joggle that is in transmission connection, be arranged on body inside and leading portion and endless knife and the nail bin ejector sleeve 6 that rear end and transmission screwed pipe external screw thread be connected with a joggle that is in transmission connection, be fixedly installed on motor and battery and the electric machine control system of body afterbody, also comprise and to select the clutch that a ground is passed to the output of described motor center-pole or ejector sleeve.
Wherein, specifically, described body is fastened and connected by the body of two cross section semicirculars in shape and forms, and body is adopted split-type structural, is convenient to the internal components setting.Need to prove, the front portion among the present invention, front end all are near the osculating mechanism end, rear portion, rear end, afterbody all be to away from osculating mechanism near motor side.
Described transmission screwed pipe is arranged on the body center regularly with respect to body, specifically, described transmission screwed pipe 9 be fixedly connected with inner and the chimeric locating dowel supporting and location that is connected of transmission screwed pipe body at the body middle part by a plurality of outer ends and body, being provided with fluting in described ejector sleeve part corresponding with locating dowel affects to avoid that it is rotated formation; Preferably, described transmission screwed pipe front end is by the spacing preiection location that is fixedly connected with and runs through ejector sleeve with inboard wall of tube body, with transmission screwed pipe axial limiting and limit it and rotate, can effectively guarantee the transmission of center-pole and ejector sleeve.
Described center-pole front end and nail supporting base can be in transmission connection, rear end and transmission screwed pipe are spirally connected and pass the transmission screwed pipe with near clutch, simultaneously for ease of with driven by clutches, described center-pole rear end is formed with cavity body structure and is formed with groove 14 at this cavity body structure inwall.
Position for ease of the controlled reach of Surveillance center's bar, on described center-pole, also be fixedly installed feedback indicating arm 8, correspondingly be formed with the opening that can allow described feedback indicating arm to move forward and backward at ejector sleeve, and be provided with the feedback panel 18 that transparent material is made at body, be provided with qualified Warning Mark in described feedback panel, when showing feedback indicating arm position, can indicate whether simultaneously to arrive correct position.When carrying out chamber mirror anastomosis operation, can determine whether to excite fully, therefore can reduce danger.
Described ejector sleeve front end is stared at assembly and can be in transmission connection with pushing away, rear end and transmission screwed pipe are spirally connected and pass the transmission screwed pipe with near clutch, simultaneously for ease of transmission, internal face is formed with the ladder platform in described ejector sleeve rear end, and be formed with groove 15 at the internal face of ladder platform, it is pointed out that the described ladder platform internal diameter identical and corresponding with the groove of center-pole afterbody is identical.
Described motor 10 and battery 11 be with in control system 12 is fixedly installed on the power cavity 17 that is fixedly connected with the body afterbody, and motor is micro-step motor or with the micro-step motor of decelerator, certainly also can directly adopt the external power supply energy supply.Utilize battery-powered to realize that by control system the stepping of motor is output as prior art, no longer launch to describe at this.Housing at power cavity is provided with two control knobs to control respectively the rotating of motor simultaneously, different control knobs is realized the rotating of motor by the mechanical adjustment realization transmission switching of clutch, control simply and not the phenomenon that links can occur, and more easily behaviour does.
As shown in Figure 2, clutch 13 of the present invention comprise power transmission shaft 131 with described power transmission shaft 131 coaxial settings and be fixedly connected with stir the ring 132, described power transmission shaft is connected by feather key with motor output shaft, and it allows the relative motor output shaft of power transmission shaft that predetermined moving axially and uninterrupted transmission output to power transmission shaft occurs.Wherein said power transmission shaft front wall is formed with groove and the rear end is optical axis, and wherein the groove of the groove of power transmission shaft front end and center-pole and ejector sleeve is complementary, and can be connected with a joggle to transmit respectively rotation with it.
Move axially the transmission switching that then realizes power transmission shaft and center-pole or ejector sleeve for stirring the described ring front and back of stirring, be provided with toggle mechanism at described power cavity housing, described toggle mechanism comprise two sliding trays that are formed on symmetrically on the power cavity housing and can be embedded matchingly in sliding tray and can before and after the sliding shoe 16 that moves of axis, described sliding shoe inner surface is formed with and the described bayonet socket of stirring the ring coupling, described bayonet socket will be stirred the ring embedding wherein and can allow it to relatively rotate, because stir ring, center-pole and ejector sleeve are arranged on the same axis, namely by front and back stir sliding shoe can realize the groove of power transmission shaft front end and center-pole the groove engaged transmission or with the groove engaged transmission of ejector sleeve, realize that transmission switches to realize that a motor regulates, pull the trigger two kinds and use output condition.
Further, for improving its operability, be provided with ring groove on the described power cavity housing simultaneously, the corresponding annular adjustable ring that arranges links together described sliding shoe, and the push-and-pull adjustable ring can be with dynamic clutch to move forward and backward, and further improves and uses impression.
Further, for improving the stability of center-pole transmission, prevent that it from causing transmission performance not good because length is long, on described inboard wall of tube body, inwardly be formed with highlightedly many group brace tables, described brace table runs through the through hole of ejector sleeve and contacts with center-pole, to its supporting and location to improve its stability.
Described osculating mechanism comprises nail supporting base 1 and can promote nail bin 2 and ejector pin assembly that endless knife 3 moves forward, wherein, described nail supporting base 1 comprises hemispherical pedestal and the connecting rod integrally formed with described pedestal, be formed with the cavity that can allow described connecting rod end to insert at described center-pole front end, simultaneously be formed with ring groove in described connecting rod end, utilize the pin that runs through center-pole can realize the transmission of center-pole and nail supporting base.For preventing nail supporting base rotation, between the connecting rod of nail supporting base and cylindrical shell or ejector sleeve, be provided with guiding rib or lead and guide groove structure, namely ring groove can be realized moving forward and backward of center-pole drive nail supporting base with adding guiding mechanism cooperating of pin.
Described ejector pin assembly comprises can promote endless knife and the nail pushing plate of nail bin motion and the connecting cylinder integrally formed with described nail pushing plate, described connecting cylinder rear end can be inserted in the ejector sleeve matchingly, simultaneously be formed with ring groove in described connecting cylinder end, utilize the pin that runs through ejector sleeve can realize the transmission of ejector sleeve and ejector pin assembly.For preventing ejector pin assembly rotation, between the connecting cylinder of ejector pin assembly and cylindrical shell, be provided with guiding rib or lead and guide groove structure, namely ring groove can be realized moving forward and backward of ejector sleeve drive ejector pin assembly with adding guiding mechanism cooperating of pin.
In use, first be adjusted to the titanium staple height by the motor 10 that is fixed among the power cavity 17, during adjusting sliding shoe 16 is slid into the sliding tray front end, thereby make the groove of the clutch 13 that links to each other with motor 10 and groove 14 engagements of center-pole drive center-pole 5 rotations, center-pole 5 and the engagement of drive screw 9 female threads, the forward precessional motion that the rotation of motor 10 is converted into center-pole then drives nail supporting base and moves forward.The feedback indicating arm 8 that is arranged on the center-pole feeds back to the feedback panel 18 that is arranged on the body, described feedback panel namely provides the distance feedback that whether suitable the feedback is provided again, specifically, be provided with scale and red area and green area in feedback panel, the titanium nail can not excite fully when the pointed red area, green area can excite fully, by feedback panel can so that altitude mixture control is more directly perceived, accurately.
When needing percussion, sliding shoe 16 is slid into the sliding tray rear end, the clutch 13 that link to each other with motor 10 this moment and the groove that is arranged on ejector sleeve 6 ends 15 engagements, thereby driving ejector sleeve 6 rotates, ejector sleeve 6 and the engagement of drive screw 9 external screw threads are converted into forward precession to the rotation of ejector sleeve and then drive the ejector pin assembly and move forward.The ejector pin assembly travels forward and promotes first endless knife 3 and travel forward and realize the tissue cutting, then promotes nail bin 2 again and travels forward, and then realize that percussion sews up.Withdraw from process opposite with above-mentioned steps, specifically no longer describe.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. an electronic ring cutting is kissed and device, comprise osculating mechanism and drive actuator, it is characterized in that, described driving actuator comprises body, be fixedly installed on the inner rear end of body and inside and outside wall and form respectively threaded transmission screwed pipe, the ejector pin assembly that is arranged on body inside and front end and the osculating mechanism ejector sleeve that rear end and transmission screwed pipe external screw thread are connected with a joggle that is in transmission connection, be arranged on described ejector sleeve inside and front end and the nail supporting base center-pole that rear end and transmission screwed pipe female thread be connected with a joggle that is in transmission connection, be fixedly installed on the motor of the power cavity inside that is fixedly connected with the body afterbody, also comprise and to select the clutch that a ground is passed to the output of described motor center-pole or ejector sleeve.
2. electronic ring cutting kiss as claimed in claim 1 and device is characterized in that, described center-pole rear end is formed with cavity body structure and is formed with groove at this cavity body structure inwall; Be formed with groove on the internal face of described ejector sleeve rear end; Described clutch comprises with motor output shaft stirs ring by what the feather key power transmission shaft that is connected and the driven power transmission shaft that is fixedly connected with described power transmission shaft moved forward and backward, described power transmission shaft front wall is formed with groove and the rear end is optical axis, and wherein the groove of the groove of power transmission shaft front end and center-pole and ejector sleeve is complementary and can be connected with a joggle to transmit respectively rotation with it.
3. electronic ring cutting as claimed in claim 2 is kissed and device, it is characterized in that, be provided with toggle mechanism at described power cavity housing, described toggle mechanism comprise at least two sliding trays that are formed on symmetrically on the power cavity housing and can be embedded matchingly in sliding tray and can before and after the sliding shoe that moves of axis, described sliding shoe inner surface is formed with and the described bayonet socket of stirring the ring coupling, and described bayonet socket will be stirred the ring embedding wherein and can allow it to relatively rotate.
4. electronic ring cutting kiss as claimed in claim 3 and device is characterized in that, be provided with ring groove on the described power cavity housing, the corresponding annular adjustable ring that arranges links together described sliding shoe.
5. such as claim 1-4 each described electronic ring cutting kiss and device, it is characterized in that, on described center-pole, also be fixedly installed the feedback indicating arm, correspondingly be formed with the opening that can allow described feedback indicating arm to move forward and backward at ejector sleeve, be provided with the feedback panel that transparent material is made at body simultaneously.
6. electronic ring cutting kiss as claimed in claim 5 and device is characterized in that, inwardly are formed with highlightedly many group brace tables on described inboard wall of tube body, and described brace table runs through the through hole of ejector sleeve and contacts with center-pole with to its supporting and location.
7. electronic ring cutting kiss as claimed in claim 1 and device is characterized in that, described body is fastened and connected by the body of two cross section semicirculars in shape and forms.
8. such as claim 1-4 each described electronic ring cutting kiss and device, it is characterized in that, described transmission screwed pipe be fixedly connected with inner and the chimeric locating dowel supporting and location that is connected of transmission screwed pipe body at the body middle part by a plurality of outer ends and body, being provided with fluting in described ejector sleeve part corresponding with locating dowel affects to avoid that it is rotated formation.
9. such as claim 1-4 each described electronic ring cutting kiss and device, it is characterized in that being in transmission connection as annular groove and encircling that rib cooperates or annular groove cooperates with pin of described center-pole and ejector sleeve front end and its corresponding component.
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 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210489398.0A CN102940513B (en) | 2012-11-26 | 2012-11-26 | Motor-driven ring-cutting anastomat |
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| CN102940513A true CN102940513A (en) | 2013-02-27 |
| CN102940513B CN102940513B (en) | 2017-05-31 |
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| CN201210489398.0A Active CN102940513B (en) | 2012-11-26 | 2012-11-26 | Motor-driven ring-cutting anastomat |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104869915A (en) * | 2012-12-17 | 2015-08-26 | 伊西康内外科公司 | Circular stapler with selectable motorized and manual control |
| CN108451598A (en) * | 2018-03-20 | 2018-08-28 | 广州德脉医疗器械有限公司 | A kind of electrically driven (operated) mechanism and Foreskin suture circumcision device of peritomizing |
| CN108542472A (en) * | 2018-03-21 | 2018-09-18 | 江西狼和医疗器械股份有限公司 | A kind of circumcision stapler |
| 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 |
| CN110693557A (en) * | 2019-11-11 | 2020-01-17 | 拓普微创医疗科技常州有限公司 | Clutch mechanism of electric endoscope anastomat |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| ES2371744T3 (en) * | 2000-02-22 | 2012-01-09 | Tyco Healthcare Group Lp | AN ELECTROMECHANICAL ACTUATOR AND REMOTE SURGICAL INSTRUMENT ACCESSORY THAT HAS COMPUTER ASSISTED CAPACITIES BY COMPUTER. |
| CN101454855B (en) * | 2006-05-19 | 2012-05-30 | 爱惜康内镜外科公司 | Force switch |
| CN100463659C (en) * | 2006-12-06 | 2009-02-25 | 梁振星 | Surgical anastomat |
| US20080255413A1 (en) * | 2007-04-13 | 2008-10-16 | Michael Zemlok | Powered surgical instrument |
| US8453906B2 (en) * | 2010-07-14 | 2013-06-04 | 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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- 2012-11-26 CN CN201210489398.0A patent/CN102940513B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104869915A (en) * | 2012-12-17 | 2015-08-26 | 伊西康内外科公司 | Circular stapler with selectable motorized and manual control |
| CN104869915B (en) * | 2012-12-17 | 2017-10-03 | 伊西康内外科公司 | With circular stapler that is selectable motor-driven and controlling manually |
| US10835254B2 (en) | 2012-12-17 | 2020-11-17 | Ethicon Llc | Powered surgical circular stapler |
| CN108451598A (en) * | 2018-03-20 | 2018-08-28 | 广州德脉医疗器械有限公司 | A kind of electrically driven (operated) mechanism and Foreskin suture circumcision device of peritomizing |
| 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 |
| CN108542472A (en) * | 2018-03-21 | 2018-09-18 | 江西狼和医疗器械股份有限公司 | A kind of circumcision stapler |
| 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 |
| CN110693557A (en) * | 2019-11-11 | 2020-01-17 | 拓普微创医疗科技常州有限公司 | Clutch mechanism of electric endoscope anastomat |
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| CN102940513B (en) | 2017-05-31 |
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