CN217244582U

CN217244582U - Electric multi-degree-of-freedom surgical operation instrument

Info

Publication number: CN217244582U
Application number: CN202220786686.1U
Authority: CN
Inventors: 宋燕妮; 黄欢欢
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-08-23
Anticipated expiration: 2032-04-06

Abstract

The utility model relates to an electric multi-degree-of-freedom surgical operation instrument, which comprises an electric main machine part, a shell, a driving mechanism arranged in the shell and a rotator connected with the shell; the actuating mechanism part consists of a mounting box, an extension rod and a working end, and the working end has multiple types; the utility model discloses a surgical instrument, including mounting box, motor-driven main engine part, mounting box and motor-driven main engine part are equipped with the groove on the mounting box and the butt joint region, motor-driven main engine part front end is equipped with coupling mechanism, the mounting box can be dismantled with motor-driven main engine part and be connected, is equipped with battery, circuit board and a plurality of motor in the motor-driven main engine, through each motor of button control to make the work end swing, open and shut, motion such as rotation, thereby accomplish the operation processes such as centre gripping, separation, cutting, suture soft tissue, the work end of this apparatus can have multiple pattern, is convenient for use in the operation of difference.

Description

Electric multi-degree-of-freedom surgical operation instrument

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an electric multi-freedom-degree surgical operation instrument.

Background

With the development of medical industry, many diseases can be treated by surgical operations, the surgical operations require a plurality of surgical instruments, and in endoscopic operations, such as laparoscopic and arthroscopic operations, operations such as clamping, separating, suturing and coagulating soft tissues are often required, and a certain surgical tool is usually required; for example, in a stapler used in laparoscopic surgery, soft tissues are sutured by using staples after being occluded, and then are cut and separated; in the process of tumor excision, a grasping forceps, a separating forceps, an electrocoagulation hook and the like are needed to cut and separate the lesion tissues; needle holders are needed to be used for suturing in ligament repair, and the like; the instruments have similar structures, and doctors can hold the handles of the instruments to complete operations in an endoscope environment; some instruments are manual and electric, such as an electric endoscope anastomat and an electric needle holder; these devices are currently all one-for-one and do not have modular utility for the powered portion, such as no device having the same hand-held drive portion, different working ends.

SUMMERY OF THE UTILITY MODEL

Based on the technical defect, the utility model provides an electronic multi freedom surgical operation apparatus has solved the technical defect among the above-mentioned technical problem.

The utility model relates to an electric multi-degree-of-freedom surgical operation instrument, which comprises an electric main machine part, a shell, a driving mechanism arranged in the shell and a rotator connected with the shell; the actuating mechanism part consists of a mounting box, an extension rod and a working end, and the working end has multiple types; the mounting box is provided with a groove and a butt joint area, the front end of the electric host part is provided with a connecting mechanism, and the mounting box is detachably connected with the electric host part.

Furthermore, the mounting box comprises a shell, a first cover plate and a second cover plate, the second cover plate is positioned between the shell and the first cover plate, a window is arranged in the middle of the first cover plate, and at least one part of the extension rod penetrates through the window.

Furthermore, the extension rod comprises a first sleeve, a second sleeve arranged in the first sleeve, a first connecting rod and a second connecting rod arranged in grooves on the outer side of the second sleeve, a third connecting rod, a fourth connecting rod, a cutter head, an upper jaw, a lower jaw and a nail bin arranged in the second sleeve, and a plurality of pins used for connecting all the parts.

Furthermore, one end of each of the first sleeve, the first connecting rod, the second connecting rod and the third connecting rod is provided with a connecting end, the third connecting rod is provided with a rigid part and a flexible part, the connecting ends are connected with the electric host part to realize motion transmission, and a connecting mechanism at the front end of the electric host part is provided with a pair of slide rails which are arranged oppositely up and down.

Furthermore, the connecting mechanism comprises a plurality of connecting ports, and the connecting ports are in one-to-one correspondence with the connecting ends.

Further, actuating mechanism includes main circuit board, battery, main motor to and the derailleur of being connected with main motor, the screw rod of being connected with the derailleur, still include the battery apron, turn to the motor, install the gear on turning to the motor, turn to button, turn to the circuit board, control button, control circuit board, with the rack of screw rod meshing, main circuit board has human-computer interaction interface, battery demountable installation.

Furthermore, the end face of the rotator, which is arranged inside the shell, is provided with teeth, the rotator is internally provided with a first motor and a second motor, a disc arranged on the first motor, a connecting rod arranged on the disc, a gear arranged on the second motor, another rack matched with the gear, and a metal ring arranged in a groove on the outer side of the rotator, wherein the metal ring is provided with a plurality of structures and is insulated from each other, and the metal ring is respectively connected with the first motor and the second motor through two wire harnesses.

Further, a contact piece is arranged at the port part of the shell for mounting the rotator, the contact piece is provided with a plurality of contacts which are respectively contacted with the metal ring and are insulated from each other, the contact piece is connected with the main circuit board through a wire harness, and the contact piece and the metal ring can directly slide relatively.

Furthermore, the battery is connected with the main circuit board through a wiring harness, the main motor is connected with the main circuit board through the wiring harness, the steering circuit board is connected with the main circuit board through the wiring harness, and the control circuit board is connected with the main circuit board through the wiring harness.

Further, end portions of the link, the rack engaged with the screw, and the other rack engaged with the gear respectively extend to the connection port so as to be connected to the connection end of the actuator portion.

The utility model relates to an electronic multi freedom surgical instruments comprises motor-driven main engine part and actuating mechanism part, is equipped with battery, circuit board and a plurality of motor in the motor-driven main engine, through each motor of button control to make the work end swing, open and shut, motion such as rotation, thereby accomplish the centre gripping, the separation, the cutting sews up operation processes such as soft tissue, the work end of this apparatus can have multiple pattern, is convenient for use in the operation of difference.

Drawings

Fig. 1 is an overall schematic diagram of an embodiment of the present invention;

FIG. 2 is an overall structure diagram of an embodiment of the present invention;

FIG. 3 is a partial structure diagram of an actuator according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a working end according to an embodiment of the present invention;

fig. 5 is a partial exploded view of an actuator according to an embodiment of the present invention;

fig. 6 is a schematic view of a portion of an electric motor according to an embodiment of the present invention;

fig. 7 is an internal structure view of the electric motor according to the embodiment of the present invention;

fig. 8 is a schematic view of a steering motor according to an embodiment of the present invention;

fig. 9 is a schematic view of a second electric machine according to an embodiment of the present invention;

fig. 10 is a perspective view of a portion of an electric motor according to an embodiment of the present invention;

fig. 11 is an internal structure diagram of the embodiment of the present invention.

Wherein, the actuator part 1; an electric motor main body portion 2; a housing 21; a rotator 22; a main circuit board 23; a battery 24; a main motor 25; a transmission 26; a screw 27; a battery cover plate 28; a steering motor 29; a gear 30; a steering button 31; a steering circuit board 32; a first motor 33; a disc 34; a connecting rod 35; a second motor 36; a gear 37; a rack 38; an operation button; a contact piece 39; 40; a manipulation circuit board 41; a rack 42; a gear 221; a slide rail 222; a connection port 223; a connection port 224; a connection port 225; a metal ring 226; a lock button 227; a human-machine interaction interface 231; a wire harness 331; a harness 361; a wire harness 241; a wire harness 251; a wire harness 291; a wire harness 321; a wire harness 391; a wire harness 411; a mounting box 11; an extension pole 12; a working end 13; a housing 111; a first cover plate 112; a second cover plate 113; an extension pole 12; a first sleeve 121; a connection end 121 a; a second sleeve 122; the first link 123; a connection terminal 123 a; a second link 124; a connection end 124 a; a rigid portion 125 a; a flexible portion 125 b; a connecting end 125 c; a third link 125; a fourth link 126; a cutter head 127; an upper jaw 131; a lower jaw 134; a staple cartridge 133; a pin 128; a pin 129; a pin 132; a pin 135; the grooves 111 a; a docking area 111 b.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

In which the same or similar reference numerals indicate the same or similar elements or elements having the same or similar functions throughout, the embodiments described in the drawings are exemplary only for the purpose of illustrating the present invention and should not be construed as limiting the same.

In the description of the present invention, it should be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. In addition, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature, and in the description of the invention, "plurality" means two or more unless otherwise indicated.

The invention as shown in figure 1 is an electric multi-freedom surgical operation instrument, which consists of an electric main machine part and an actuating mechanism part, wherein a battery, a circuit board and a plurality of motors are arranged in the electric main machine, each motor is controlled by a button, and a working end is made to swing, open, close, rotate and the like, so that the operation processes of clamping, separating, cutting, suturing soft tissues and the like are completed.

As shown in fig. 2, the technical proposal of the utility model is composed of an actuating mechanism part 1 and an electric main machine part 2; the actuator part 1 is a disposable part, and is replaced by a new part for use with different patients.

The actuator part 1 shown in fig. 3 and 4 is composed of a mounting box 11, an extension rod 12 and a working end 13; the working end 13 has different forms of presentation, and the mounting box 11 is provided with a slot 111a and a butt region 111 b.

As shown in fig. 3 and 5, the mounting box 11 is composed of a housing 111, a first cover plate 112, and a second cover plate 113; the extension rod 12 is composed of a first sleeve 121, a second sleeve 122 installed inside the first sleeve 121, a first connecting rod 123 and a second connecting rod 124 installed in grooves on the outer side of the second sleeve 122, a third connecting rod 125 and a fourth connecting rod 126 installed inside the second sleeve 122, a tool bit 127, an upper jaw 131, a lower jaw 134 and a nail bin 133, wherein the tool bit 127 and the nail bin 133 are only used by an electric anastomat, and a pin 128, a pin 129, a pin 132 and a pin 135 for connecting the parts.

The first sleeve 121 has a connecting end 121a, the first link 123 has a connecting end 123a, the second link 124 has a connecting end 124a, and the third link 125 has a rigid portion 125a, a flexible portion 125b, and a connecting end 125 c. The connecting ends of the connecting rods are used for being connected with a host to realize motion transmission.

As shown in fig. 6, the motor main unit 2 includes a connection mechanism at the front end, a connection rail 222, a connection port 223 connectable to the connection port 121a, a connection port 224 connectable to the connection port 125c, and a connection port 225 connectable to the connection port 123a and the connection port 124 a.

As shown in fig. 7, 8 and 10, the electric motor main body part 2 has a housing 21, a rotator 22, a main circuit board 23 mounted inside the housing, a battery 24, a main motor 25, a transmission 26 connected to the main motor, a screw 27 connected to the transmission, a battery cover 28, a steering motor 29, a gear 30 mounted on the steering motor, a steering button 31, a steering circuit 32, a control button 40, a control circuit 41, a rack 42 engaged with the screw 27, and a lock button 227 mounted on the rotator 22 for locking the actuator part 1, and the main circuit board 23 has a man-machine interface 231, which may be a display or a speaker.

As shown in fig. 7, 8, 9, 10 and 11, the end face of the rotator 22 mounted inside the housing 21 has a gear 221, the rotator 22 has a first motor 33, a second motor 36, a disc 34 mounted on the first motor, a link 35 mounted on the disc 34, a gear 37 mounted on the second motor 36, a rack 38 engaged with the gear 37, and a metal ring 226 mounted in a groove outside the rotator, wherein the metal ring has a plurality of structures and is insulated from each other. The eyelets are connected to the first motor 33 and the second motor 36 via a wire harness 331 and a wire harness 361, respectively. The port portion of the housing 21 where the rotator 22 is mounted is provided with a contact piece 39, the contact piece 39 has a plurality of contact points which are in contact with the ferrule 226 respectively and are insulated from each other, the contact piece 39 is connected to the main circuit board 23 by a harness 391, and the contact piece 39 and the ferrule 226 are directly slidable relative to each other.

The battery 24 is connected to the main circuit board via a harness 241, the main motor 25 is connected to the main circuit board 23 via a harness 251, the steering motor 29 is connected to the main circuit board via a harness 291, the steering circuit 32 is connected to the main circuit board 23 via a harness 321, and the control circuit 41 is connected to the main circuit board 23 via a harness 411.

The battery 24 is removably mounted and may be used for cleaning, disinfection, and sterilization.

The ends of the link 35, the rack 38 and the rack 42 extend to a connection port 225, a connection port 223 and a connection port 224, respectively, so as to be connected to the respective connection ends of the actuator part 1.

The utility model discloses an operating principle does, presses locking button 227 on the motor-driven main unit part 2 earlier during the use, with actuating mechanism part 1's groove 111a, aims at track 222 on the motor-driven main unit part 2, and the back installation of impressing targets in place, loosens locking button 227 in order to pin actuating mechanism part 1. Pressing the upper half of the steering button 31 rotates the rotator clockwise, and pressing the lower half of the steering button 31 rotates the rotator counterclockwise. The manipulation button 40 is snapped to the right to rotate the working end 13 to the right, the manipulation button 40 is snapped to the left to rotate the working end 13 to the left, the manipulation button 40 is snapped to the lower side to engage the upper jaw 131 with the lower jaw 134, and the manipulation button is snapped to the upper side to open the upper jaw 131 with the lower jaw 134. Holding the operating button 40 causes the main motor 25 to drive the rack 42, thereby pushing the cutting head 127 forward to make a cut. Holding the steering button 31 causes the bit 127 to retract to the home position.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model, technical field's ordinary technical personnel do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. An electric multi-freedom-degree surgical operation instrument is characterized in that: comprises that

The electric main machine part comprises a shell, a driving mechanism arranged in the shell and a rotator connected with the shell;

the actuating mechanism part consists of a mounting box, an extension rod and a plurality of working ends;

the mounting box is provided with a groove and a butt joint area, the front end of the electric host part is provided with a connecting mechanism, and the mounting box is detachably connected with the electric host part.

2. The motorized multiple degree of freedom surgical instrument of claim 1, wherein: the mounting box comprises shell, first apron, second apron, the second apron is located shell and first apron, first apron middle part has a window, this window is passed through to at least a part of extension rod.

3. The motorized multiple degree of freedom surgical instrument of claim 1, wherein: the extension rod is composed of a first sleeve, a second sleeve arranged in the first sleeve, a first connecting rod and a second connecting rod arranged in a groove at the outer side of the second sleeve, a third connecting rod, a fourth connecting rod, a cutter head, an upper jaw, a lower jaw and a nail bin arranged in the second sleeve, and a plurality of pins used for connecting all the parts.

4. The motorized multiple degree of freedom surgical instrument of claim 3, wherein: the connecting mechanism is characterized in that one end of each of the first sleeve, the first connecting rod, the second connecting rod and the third connecting rod is provided with a connecting end, the third connecting rod is provided with a rigid part and a flexible part, the connecting ends are connected with the electric host part to realize motion transmission, and the connecting mechanism at the front end of the electric host part is provided with a pair of slide rails which are arranged oppositely up and down.

5. The motorized multiple degree of freedom surgical instrument of claim 4, wherein: the connecting mechanism comprises a plurality of connecting ports, and the connecting ports are in one-to-one correspondence with the connecting ends.

6. The motorized multiple degree of freedom surgical instrument of claim 1, wherein: the driving mechanism comprises a main circuit board, a battery, a main motor, a speed changer connected with the main motor, a screw connected with the speed changer, a battery cover plate, a steering motor, a gear installed on the steering motor, a steering button, a steering circuit board, an operating button, an operating circuit board and a rack meshed with the screw, wherein the main circuit board is provided with a human-computer interaction interface, and the battery is detachably installed.

7. The motorized multiple degree of freedom surgical instrument of claim 1, wherein: the end face of the rotator, which is arranged in the shell, is provided with teeth, the rotator is internally provided with a first motor and a second motor, a disc, a connecting rod, a gear, another rack and a metal ring, the disc is arranged on the first motor, the connecting rod is arranged on the disc, the gear is arranged on the second motor, the other rack is matched with the gear, the metal ring is arranged in a groove in the outer side of the rotator, the metal ring is provided with a plurality of structures and is insulated with each other, and the metal ring is respectively connected with the first motor and the second motor through two wire harnesses.

8. The motorized multiple degree of freedom surgical instrument of claim 7, wherein: the port part of the shell for mounting the rotator is provided with a contact piece, the contact piece is provided with a plurality of contacts which are respectively contacted with the metal ring and are insulated from each other, the contact piece is connected with the main circuit board through a wire harness, and the contact piece and the metal ring can directly slide relatively.

9. The motorized multiple degree of freedom surgical instrument of claim 6, wherein: the battery is connected with the main circuit board through the wiring harness, the main motor is connected with the main circuit board through the wiring harness, the steering circuit board is connected with the main circuit board through the wiring harness, and the control circuit board is connected with the main circuit board through the wiring harness.

10. The motorized multiple degree of freedom surgical instrument of claim 7, wherein: the connecting rod, the rack meshed with the screw rod and the other rack matched with the gear extend to the connecting port respectively, so as to be connected with the connecting end of the actuating mechanism part.