Disclosure of Invention
The invention aims to provide a signal transmission structure for an electric endoscope anastomat and the electric endoscope anastomat, which can be matched with various types of nail anvil assemblies by additionally arranging a conductive slip ring, and the condition that a signal transmission line is wound and knotted is not caused in the operation process, so that the smooth transmission of a control signal and the stable operation of the endoscope anastomat are ensured.
The invention further aims to provide a signal transmission structure for the electric endoscope anastomat and the electric endoscope anastomat, wherein a plurality of travel switches are arranged, and the installation positions of the travel switches correspond to the nail anvil assemblies of different types, so that the travel distances of the nail anvil assemblies of different types can be automatically controlled, and the automation and intelligent degree of products are greatly improved.
The aim of the invention can be achieved by adopting the following technical scheme:
The invention provides a signal transmission structure for an electric endoscope anastomat, which comprises a driving shell, wherein a motor and a screw rod connected with an output shaft of the motor are arranged in the driving shell, a translation nut is sleeved outside the screw rod, a sleeve is sleeved outside the translation nut, the sleeve is connected with the driving shell, the sleeve limits the circumferential rotation of the translation nut, and the translation nut can be connected with cutting knives in nail anvil assemblies of various types through a firing rod;
the external cover of sleeve is equipped with the swivel housing, be provided with conductive sliding ring between telescopic outer wall with the inner wall of swivel housing, conductive sliding ring respectively through the signal connection line of its both sides with the action control end of cutting knife in the nail anvil subassembly with be used for controlling the main control board of motor operating condition is connected.
In a preferred embodiment of the present invention, the conductive slip ring includes a slip ring inner ring and a slip ring outer ring rotatably sleeved outside the slip ring inner ring, wherein a plurality of signal connection lines connected to each other are led out from the slip ring inner ring and the slip ring outer ring, the conductive slip ring is sleeved outside the sleeve, the slip ring inner ring is connected to the outer wall of the sleeve, and the control signal output end of the main control board is connected to the control end of the motor;
The slip ring outer ring is connected with the corresponding action control end of the cutting knife in the nail anvil assembly through the signal connecting wire, the slip ring inner ring is connected with the detection signal receiving end of the main control board through the signal connecting wire, or the slip ring inner ring is connected with the corresponding action control end of the cutting knife in the nail anvil assembly through the signal connecting wire, and the slip ring outer ring is connected with the detection signal receiving end of the main control board through the signal connecting wire.
In a preferred embodiment of the present invention, the driving housing has a cylindrical structure with two open ends, the motor is located in the driving housing, a power end of the motor is connected with the main control board through a power transmission line, the power transmission line connected with the main control board passes through one end of the driving housing and is connected with a power source located at a handle position, an output shaft of the motor passes through the other end of the driving housing and is connected with one end of the screw rod, and the other end of the screw rod extends along the axial direction of the driving housing in a direction away from the motor.
In a preferred embodiment of the present invention, the translational nut is a cylindrical structure with two open ends, an inner thread matched with the screw rod is provided on an inner wall of the translational nut, the translational nut is in threaded connection with the screw rod, a first translational slideway penetrating through the translational nut is provided on an outer wall of the translational nut along an axial direction of the translational nut, a second translational slideway penetrating through the sleeve is provided on an inner wall of the sleeve along an axial direction of the sleeve, and the first translational slideway is attached to the second translational slideway.
In a preferred embodiment of the present invention, the sleeve has a cylindrical structure with two open ends, one end of the sleeve extends into the driving housing and is fixedly connected with the driving housing, the other end of the sleeve is located outside the driving housing, the translational nut can move along the axial direction of the sleeve and is connected with one end of the firing bar, and the other end of the firing bar is hinged with the cutting knife in the anvil assembly.
In a preferred embodiment of the present invention, the signal transmission structure for an electric endoscopic stapler further includes a sub-control board, the sub-control board is disposed on an outer wall of the sleeve, a plurality of travel switches are disposed on the sub-control board along an axial direction of the driving housing at intervals, control signal output ends of the main control board are respectively connected with control ends of the travel switches, and contacts on the travel switches penetrate through side walls of the sleeve and extend into the sleeve, so as to trigger corresponding travel switches to act after the anvil assembly moves by a preset distance through the translation nut.
In a preferred embodiment of the present invention, a bearing is disposed between one end of the screw rod, which is close to the motor, and an inner wall of the driving housing, and a snap spring for preventing the screw rod from moving axially is disposed between the screw rod and the inner wall of the driving housing.
The invention provides an electric endoscope anastomat which comprises a handle shell, a plurality of types of nail anvil components and the signal transmission structure for the electric endoscope anastomat, wherein the signal transmission structure for the electric endoscope anastomat is positioned in the handle shell, and the signal transmission structure for the electric endoscope anastomat can be respectively connected with the nail anvil components of various types in an adaptive manner.
In a preferred embodiment of the present invention, the electric endoscopic stapler further comprises a rotary housing rotatably connected to the handle housing, and a driving module for controlling the action of the cutting knife in the anvil assembly is provided in the rotary housing.
In a preferred embodiment of the present invention, the electric endoscopic stapler further includes a control button, wherein the control button is disposed on the handle housing, and the control button is connected to the control signal receiving end of the main control board.
The signal transmission structure for the electric endoscope anastomat and the electric endoscope anastomat have the characteristics and the advantages that the conductive slip rings are additionally arranged between the sleeve and the rotary shell of the electric endoscope anastomat and are respectively connected with the action control end of the cutting knife in the nail anvil assembly and the main control board for controlling the working state of the motor through the signal connecting wires at two sides of the conductive slip rings, and the stability of signal transmission is improved through the conductive slip rings, so that the condition that the signal connecting wires are wound and knotted due to the rotation of the rotary shell is avoided, the electric endoscope anastomat is convenient to use and easy to operate and control, the stable control of the cutting knife and the motor in the nail anvil assembly by the main control board is ensured, and the long-term and stable working state of the electric endoscope anastomat is ensured. In addition, the electric endoscope anastomat can be matched with various types of nail anvil assemblies, and has good applicability.
Detailed Description
For a clearer understanding of technical features, objects, and effects of the present invention, a specific embodiment of the present invention will be described with reference to the accompanying drawings.
Embodiment one
As shown in fig. 1 to 6, the signal transmission structure for an electric endoscope anastomat provided by the invention comprises a driving shell 12 arranged in the electric endoscope anastomat, a motor 4 and a screw rod 7 connected with an output shaft of the motor 4 are arranged in the driving shell 12, a translation nut 8 in threaded connection with the screw rod 7 is sleeved outside the screw rod 7, a sleeve 9 is sleeved outside the translation nut 8, the sleeve 9 is fixedly connected with the driving shell 12, a rotation limiting structure is arranged between the sleeve 9 and the translation nut 8, so that circumferential rotation of the translation nut 8 is limited, the translation nut 8 can be only axially moved along the sleeve 9 in the process of rotating the screw rod 7, the translation nut 8 can be connected with cutting knives in a plurality of types of nail anvil assemblies 3 through a firing rod 11, a rotating shell 10 is sleeved outside the sleeve 9, a conductive slip ring 1 (namely, a power transmission device for realizing image and data signal transmission of two relative rotating mechanisms) is arranged between the outer wall of the sleeve 9 and the rotating slip ring 10, one side of the conductive slip ring 1 is connected with a control panel 2 of a main control signal through a signal connecting wire in a signal connecting wire and a control end of a main control panel 2 of a cutting anvil in the motor assembly, and the other side of the conductive slip ring 1 is connected with the conductive slip ring 1 through a signal connecting wire 2.
According to the invention, the conductive slip ring 1 is additionally arranged between the sleeve 9 and the rotary shell 10 of the electric endoscope anastomat, the conductive slip ring 1 is respectively connected with the action control end of the cutting knife in the nail anvil assembly 3 and the main control board 2 through the signal connecting wires at two sides of the conductive slip ring 1, the rotary shell 10 is required to be rotated to control the action state of the cutting knife in the nail anvil assembly 3 in the use process of the electric endoscope anastomat, and the stability of signal transmission is improved through the conductive slip ring 1, so that the condition that the signal connecting wires are wound and knotted caused by the rotation of the rotary shell 10 is avoided, the electric endoscope anastomat is convenient to use and simple to operate and control, the stable control of the main control board 2 on the nail anvil assembly 3 and the motor 4 is ensured, and the long-term and stable working state of the electric endoscope anastomat is ensured.
The electric endoscope anastomat can be matched with various types of nail anvil assemblies 3, and in the use process of the electric endoscope anastomat, the number of signal connecting wires on the conductive slip rings 1 can be adjusted by changing different conductive slip rings 1, so that the conductive slip rings 1 can be matched with various types of nail anvil assemblies 3, the applicability of products is improved, and the product structure is prevented from being changed in a complex manner, so that the rapid iterative upgrading of the products can be completed.
Specifically, as shown in fig. 1, 3, 4 and 6, the conductive slip ring 1 includes a slip ring inner ring 101 and a slip ring outer ring 102 rotatably sleeved on the outer side of the slip ring inner ring 101, a plurality of signal connection wires connected to each other are led out from the slip ring inner ring 101 and the slip ring outer ring 102, the conductive slip ring 1 is sleeved on the outside of the sleeve 9, the slip ring inner ring 101 is fixedly connected with the outer wall of the sleeve 9, and the control signal output end of the main control board 2 is connected with the control end of the motor 4. A plurality of signal connecting wires are respectively led out from the outer ring 102 and the inner ring 101 of the slip ring, when each signal connecting wire on the outer ring 102 of the slip ring is respectively connected with the action control end of the cutting knife in the corresponding nail anvil assembly 3, each signal wire on the inner ring 101 of the slip ring is connected with the detection signal receiving end of the main control board, and when each signal connecting wire on the inner ring 101 of the slip ring is respectively connected with the action control end of the cutting knife in the corresponding nail anvil assembly 3, each signal wire on the outer ring 102 of the slip ring is connected with the detection signal receiving end of the main control board. In the use process of the electric cavity mirror anastomat, as the slip ring outer ring 102 and the slip ring inner ring 101 can freely rotate, the signal connecting wire on the slip ring outer ring 102 and the signal connecting wire on the slip ring inner ring 101 can not be influenced in the use process, so that the signal connecting wire connected with the nail anvil assembly 3 can not be wound and knotted, the slip ring inner ring 101 can not rotate along with the slip ring outer ring 102, and the signal connecting wire on the slip ring inner ring 101 can keep a stable connection relation with the main control board 2.
Further, the drive housing 12 may be, but is not limited to being, injection molded.
Further, the inside of the rotary shell 10 is provided with a driving module (which is an existing driving device) for controlling the action of the nail anvil assembly 3 and a plurality of wiring ports correspondingly connected with action control ends of cutting knives in the nail anvil assemblies 3 of various types, the action control ends of the cutting knives in the nail anvil assemblies 3 of different types are connected with the corresponding wiring ports through the driving module, and corresponding signal connecting wires on the outer ring 102 of the slip ring are connected into the corresponding wiring ports, so that signals of the nail anvil assemblies 3 of different types can be transmitted to the main control board 2 through the wiring ports, and then the moving distance of the cutting knives in the nail anvil assemblies 3 in current use can be controlled through the main control board 2.
In an alternative embodiment of the present invention, as shown in fig. 1 and 2, the driving housing 12 is a cylindrical structure with two open ends, the motor 4 is fixedly arranged in the driving housing 12, the power end of the motor 4 is connected with the main control board 2 through a power transmission line, the power transmission line connected with the main control board 2 passes through the opening at one end of the driving housing 12 and is connected with the power supply 6 positioned at the handle position of the manual-electric endoscope anastomat, the output shaft of the motor 4 passes through the opening at the other end of the driving housing 12 and is connected with one end of the screw rod 7, and the other end of the screw rod 7 extends along the axial direction of the driving housing 12 in a direction away from the motor 4.
Further, as shown in fig. 1 and 2, the translational nut 8 has a cylindrical structure with two open ends, an inner thread matched with an outer thread on the screw rod 7 is provided on the inner wall of the translational nut 8, and the translational nut 8 is connected with the screw rod 7 through the inner thread and the outer thread. A first translation slideway (not shown) penetrating through the translation nut 8 is arranged on the outer wall of the translation nut 8 along the axial direction of the translation nut, a second translation slideway (not shown) penetrating through the sleeve 9 is arranged on the inner wall of the sleeve 9 along the axial direction of the sleeve 9, and the first translation slideway is attached to the second translation slideway. The first translation slide is matched with the second translation slide sleeve 9 to form a rotation limiting structure, so that the translation nut 8 is circumferentially limited in the rotation process of the screw rod 7, and the translation nut 8 can only move along the axial direction of the sleeve 9.
Further, as shown in fig. 1 and 2, the sleeve 9 is a cylindrical structure with two open ends, one end of the sleeve 9 extends into the driving housing 12 and is fixedly connected with the driving housing 12, the other end of the sleeve 9 is located outside the driving housing 12, the translation nut 8 can move along the axial direction of the sleeve 9, one end, far away from the motor 4, of the translation nut 8 is connected with one end of the firing bar 11, and the other end of the firing bar 11 is hinged with a cutting knife in the anvil assembly 3. Under the starting state of the motor 4, the screw rod 7 can drive the translation nut 8 to move, and then the translation nut 8 and the firing rod 11 drive the cutting knife in the nail anvil assembly 3 to move to the affected part, so that the tissue cutting and suturing treatment is completed.
In an alternative embodiment of the present invention, as shown in fig. 2 and 6, the signal transmission structure for the electric endoscope anastomat further includes a sub-control board 5, the sub-control board 5 is fixedly disposed on the outer wall of the sleeve 9, a plurality of travel switches 501 are disposed on the sub-control board 5 along the axial direction of the driving housing 12 at intervals, the control signal output end of the main control board 2 is respectively connected with the control end of each travel switch 501, and the contacts on each travel switch 501 pass through the side wall of the sleeve 9 and extend into the sleeve 9. In the initial state, the translation nut 8 is in an extrusion state on the contact points of the travel switches 501, after the nail anvil assembly 3 moves to a preset position, the translation nut 8 moves by the same distance and releases the contact points of the corresponding travel switches 501 (namely, the contact points are not extruded any more), so that the corresponding travel switches 501 are triggered to act after the nail anvil assembly 3 moves by the preset distance through the translation nut 8, and the motor 4 stops acting. The main control board 2 controls the motor 4 to reversely rotate after receiving the trigger signal, so that the nail anvil assembly 3 can return to the original position after finishing cutting and sewing treatment.
Further, as shown in fig. 2, a bearing 14 is disposed between one end of the screw rod 7, which is close to the motor 4, and the inner wall of the driving housing 12, and the screw rod 7 is ensured to be stably connected to the inside of the driving housing 12 through the bearing 14, and the screw rod 7 is ensured to be capable of freely rotating.
Further, as shown in fig. 2, a clamp spring 15 is arranged between the screw rod 7 and the inner wall of the driving housing 12, and axial movement of the screw rod 7 during rotation can be avoided through the clamp spring 15.
In an alternative embodiment of the present invention, as shown in fig. 1, the signal transmission structure for the electric endoscopic stapler further includes a power supply 6, where a power supply end of the power supply 6 is connected to a power supply end of the motor 4 through the main control board 2 and a power transmission line, and the power supply 6 can supply power to the main control board 2 and the motor 4, so as to ensure that the main control board 2 and the motor 4 work normally.
Further, as shown in fig. 1, the power source 6 may be, but is not limited to, a battery.
The working process of the signal transmission structure for the electric endoscope anastomat comprises the steps of hinging a cutting knife in an anvil assembly 3 with a firing rod 11, connecting the action control end of the cutting knife in the anvil assembly 3 with a main control board 2 through a signal connecting line on a slip ring outer ring 102 of a conductive slip ring 1, recognizing signals of the anvil assembly 3 with different strokes by the main control board 2 (the signals are transmitted through the conductive slip ring 1), pressing a control button 16, controlling a motor 4 by the main control board 2 to drive a screw rod 7 to rotate, driving a translation nut 8 to axially move in a sleeve 9, driving the firing rod 11 to move, cutting and suturing tissues in the moving process of the cutting knife in the anvil assembly 3 hinged with the firing rod 11, separating the contact of a travel switch 501 between the translation nut 8 and the contact of the travel switch 501 at a corresponding position when the cutting knife moves to a preset distance, stopping the travel switch 501, stopping the operation of the motor 4, finishing the cutting and suturing treatment of the tissues when the cutting knife is finished, and then controlling the motor 4 to reversely rotate by the main control board 2 to drive the motor 4 to drive the cutting knife in the anvil assembly 3 to return to the original position.
The signal transmission structure for the electric endoscope anastomat has the characteristics and advantages that:
1. This a signal transmission structure for electronic chamber mirror anastomat adds conductive slip ring 1 between sleeve 9 and rotary shell 10, and conductive slip ring 1 is connected with the action control end and the main control panel 2 of cutting knife in the nail anvil subassembly 3 through the signal connection line of its both sides respectively, improves signal transmission's stability through conductive slip ring 1's setting to avoid the condition that the signal connection line takes place to twine, tie knots in the equipment use, convenient to use, control simply, guarantee the stable control of main control panel 2 to nail anvil subassembly 3 and motor 4, ensure electronic chamber mirror anastomat long-term, stable operating condition.
2. This a signal transmission structure for electronic chamber mirror anastomat through changing different electrically conductive sliding ring 1, can adjust the quantity of the signal connection line on the electrically conductive sliding ring 1, ensures that electrically conductive sliding ring 1 can adapt to the nail anvil subassembly 3 of multiple model, improves the suitability of product, avoids carrying out complicated change to the product structure and can accomplish the quick iteration upgrading of product.
3. According to the signal transmission structure for the electric endoscope anastomat, the plurality of travel switches 501 are additionally arranged on the moving path of the translation nut 8 so as to trigger the corresponding travel switch 501 to act after the nail anvil assembly 3 moves by a preset distance, and then the working state of the electric endoscope anastomat is controlled, the effect that the electric endoscope anastomat is applicable to nail anvil assemblies 3 with different strokes is achieved, the stability and the safety are ensured, the operation and the control are facilitated, the working efficiency is improved, and the timely treatment of patients is ensured.
Second embodiment
As shown in fig. 1 and 2, the invention provides an electric endoscope anastomat, which comprises a handle shell 13, a plurality of types of nail anvil assemblies 3 and the signal transmission structure for the electric endoscope anastomat, wherein the signal transmission structure for the electric endoscope anastomat is positioned in the handle shell 13, and the signal transmission structure for the electric endoscope anastomat can be respectively connected with the nail anvil assemblies 3 of various types in an adapting way.
Further, as shown in fig. 1, the electric endoscopic stapler further comprises a rotary shell 10, the rotary shell 10 is rotatably connected with a handle shell 13, and a driving module for controlling the action of a cutting knife in the nail anvil assembly 3 is arranged in the rotary shell 10.
Further, as shown in fig. 1, the electric endoscopic stapler further includes a control button 16, the control button 16 is disposed on the handle housing 13, and the control button 16 is connected to the control signal receiving end of the main control board 2.
Further, both the handle housing 13 and the swivel housing 10 may be, but are not limited to, injection molded.
The electric endoscope anastomat has the characteristics and advantages that:
1. the electric endoscope anastomat can be adapted to nail anvil assemblies 3 with various types, is suitable for having wider application range, can not cause the condition that a signal transmission line is wound and knotted in the operation process, and can ensure the use safety and stability.
2. The electric endoscope anastomat can identify the nail anvil assemblies 3 with different types, automatically control the moving distance of the cutting knife in the nail anvil assemblies 3 with different types through the arrangement of the travel switches 501, reduce the operation difficulty of the electric endoscope anastomat and greatly improve the automation and the intelligent degree of the electric endoscope anastomat.
The foregoing is illustrative of the present invention and is not to be construed as limiting the scope of the invention. Any equivalent changes and modifications can be made by those skilled in the art without departing from the spirit and principles of this invention, and are intended to be within the scope of this invention.