KR102156694B1 - Automatic bending apparatus of plate for surgery - Google Patents

Abstract

The surgical plate automatic bending device includes a body part, a bending part, a motor, a driver, and a microcontroller. The bending portion is disposed on the upper plate of the body portion to automatically bend the surgical plate. The motor is connected to the bending part, and provides power to bend the surgical plate. The driver is connected to the motor and controls the operation of the motor. The microcontroller provides a control signal for controlling the operation of the motor to the driver.

Description

Automatic surgical plate bending device {AUTOMATIC BENDING APPARATUS OF PLATE FOR SURGERY}

The present invention relates to an automatic surgical plate bending device, and relates to a surgical plate automatic bending device capable of automatically bending a surgical plate used in reconstruction such as orthopedic surgery, plastic surgery, oral and maxillofacial surgery at an accurate angle.

Surgical plates are used to fix bones or implants in reconstruction in various fields such as orthopedic surgery, plastic surgery, oral and maxillofacial surgery. At this time, the specialist manually bends the plate to the shape of the bone using a tool. A number of repetitive bending operations may be involved in order to accurately fit the surgical plate into the shape of the affected part, and this repetitive bending operation may cause residual stress in the surgical plate and cause fracture. In addition, this repetitive manual bending method can reduce the material life of the surgical plate and increase side effects of surgery.

An object of the present invention is to provide an automatic surgical plate bending device capable of automatically bending a surgical plate used in reconstruction at an accurate angle.

An automatic surgical plate bending apparatus according to an embodiment for realizing the object of the present invention includes a body part, a bending part, a motor, a driver, and a microcontroller. The bending portion is disposed on the upper plate of the body portion to automatically bend the surgical plate. The motor is connected to the bending part, and provides power to bend the surgical plate. The driver is connected to the motor and controls the operation of the motor. The microcontroller provides a control signal for controlling the operation of the motor to the driver.

In an embodiment of the present invention, the bending part is a clamp base disposed on the upper surface of the upper plate of the body part, a pusher facing the clamp base and accommodating the surgical plate together with the clamp base, and the clamp base It may include a rotary knob disposed at one end of the pusher to bend a portion of the surgical plate using a rotating rod.

In one embodiment of the present invention, the bending portion may further include a first fixing portion and a second fixing portion coupled to each other. The second fixing part may be connected to the pusher to move the pusher to be close to or away from the clamp base.

In one embodiment of the present invention, the bending part may further include a third fixing part connected to the pusher. The third fixing part may fix the surgical plate by applying a force to the pusher.

In one embodiment of the present invention, the rotary knob may include a shaft rod connected to the motor and a rotary rod that is spaced apart from the shaft rod and physically contacts the surgical plate to bend the surgical plate. .

,

및

를 만족할 수 있다. 상기 로터리 놉의 상기 회전 각도는

일 수 있다. In one embodiment of the present invention, the target bending angle of the surgical plate is α, the rotation angle of the rotary knob for bending the surgical plate by the target bending angle is θ, the radius of the rotating rod is r, and the A radius of a vertex of the clamp base may be ε, a thickness of the surgical plate may be t, and a distance between the rotating rod and the shaft rod may be R. The rotation angle θ of the rotary knob may mean an angle formed between a line connecting the rotation rod and the shaft rod in an initial state and a line connecting the rotation rod and the shaft rod in a rotation completion state. When the angle formed by the line connecting the rotation rod and the shaft rod in the rotation completion state and a line extending in a direction parallel to the direction of the surgical plate bent from the shaft rod to the target bending angle is β

,

And

Can be satisfied. The rotation angle of the rotary knob is

Can be

In one embodiment of the present invention, the apparatus for automatically bending the surgical plate may further include a connector connecting the motor to the rotary knob, and a bearing disposed between the connector and the rotary knob.

In one embodiment of the present invention, the clamp base may have a shape bent so as to cover the upper and side surfaces of the upper plate of the body part.

In one embodiment of the present invention, the bending portion is a first gear disposed on the upper surface of the upper plate of the body portion, a second gear formed to mesh with the first gear, the surgical use by the force applied by the first gear It may include a sliding tip for pushing the plate and a plate support for supporting the surgical plate.

In one embodiment of the present invention, the bending portion is fixed by a flange attached to the upper surface of the upper plate of the body portion and the flange attached, and the body portion protrudes upward from the upper surface of the upper plate, and the first 1 It may further include a gear mount coupled to the gear.

In one embodiment of the present invention, the bending unit may further include a post for a tension spring and a spring holder. The tension spring post may be fixed to the gear mount with the spring holder. The gear mount may be connected to the tension spring post to receive a force from the tension spring post when the bending part is operated.

In one embodiment of the present invention, the bending portion is formed in a pair on both sides of the sliding tip on the moving path of the sliding tip, and is disposed between the guide rail and the guide rail guiding the moving direction of the sliding tip. It may further include a slide plate. The sliding tip may be disposed on the slide plate and fixed to the slide plate.

일 수 있다. In one embodiment of the present invention, the plate support may include a first support and a second support. The target bending angle of the surgical plate is α, the stroke applied to the sliding tip to bend the surgical plate by the target bending angle is S, the radius of the first support and the second support is R, and the sliding tip When the radius of one end of the r, the distance between the first support and the second support is L, and the thickness of the surgical plate is t, the stroke is

Can be

In one embodiment of the present invention, the surgical plate automatic bending device may further include a connector for connecting the motor to the second gear, and a bearing disposed between the connector and the second gear.

In one embodiment of the present invention, the apparatus for automatically bending the surgical plate may further include a motor holder for fixing the motor to the body. The motor may be fixed to the first sidewall of the body by a motor holder. The driver may be disposed on a first surface of a second sidewall of the body portion facing the first sidewall, and the microcontroller may be disposed adjacent to the driver on the first surface of the second sidewall.

The apparatus for automatically bending the surgical plate according to the present invention can automatically bend the surgical plate according to the shape of the affected part.

In addition, the apparatus for automatically bending the surgical plate may bend the plate in one attempt to reduce residual stress due to repeated bending during the bending operation of the surgical plate.

In addition, the surgical plate automatic bending device may bend the surgical plate to an accurate target angle suitable for the affected part in order to recover the function of the bone and improve the aesthetics.

In addition, the surgical plate automatic bending device can shorten the preparation time for surgery due to the fast bending operation time.

1 is a block diagram showing an apparatus for automatically bending a surgical plate according to an embodiment of the present invention.
2A is a perspective view showing an apparatus for automatically bending a surgical plate of a rotary knob type.
FIG. 2B is a front view, a plan view, and a side view illustrating the rotary knob type automatic bending apparatus for a surgical plate of FIG. 2A.
FIG. 3 is a conceptual diagram illustrating a driving method of the automatic bending apparatus for a surgical plate of the rotary knob type of FIG. 2A.
Figure 4a is a perspective view showing a three point type (three point type) surgical plate automatic bending device.
FIG. 4B is a front view, a plan view, and a side view showing the automatic bending apparatus for a surgical plate of a three point type of FIG. 4A.
FIG. 5 is a conceptual diagram showing a driving method of the automatic bending apparatus for a surgical plate of a three point type of FIG. 4A.

With respect to the embodiments of the present invention disclosed in the text, specific structural or functional descriptions have been exemplified only for the purpose of describing the embodiments of the present invention, and the embodiments of the present invention may be implemented in various forms. It should not be construed as being limited to the embodiments described in.

Since the present invention can apply various changes and have various forms, specific embodiments will be illustrated in the drawings and described in detail in the text. However, this is not intended to limit the present invention to a specific form of disclosure, it is to be understood as including all changes, equivalents, or substitutes included in the spirit and scope of the present invention.

Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. The terms may be used for the purpose of distinguishing one component from another component. For example, without departing from the scope of the present invention, a first element may be referred to as a second element, and similarly, a second element may be referred to as a first element.

When a component is referred to as being "connected" or "connected" to another component, it is understood that it may be directly connected or connected to the other component, but other components may exist in the middle. Should be. On the other hand, when a component is referred to as being "directly connected" or "directly connected" to another component, it should be understood that there is no other component in the middle. Other expressions describing the relationship between components, such as "between" and "just between" or "adjacent to" and "directly adjacent to" should be interpreted as well.

The terms used in the present application are only used to describe specific embodiments, and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In the present application, terms such as "comprise" or "have" are intended to designate the existence of the described features, numbers, steps, actions, components, parts, or combinations thereof, and one or more other features or numbers, It is to be understood that the presence or addition of steps, actions, components, parts or combinations thereof does not preclude the possibility of preliminary exclusion.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which the present invention belongs. Terms as defined in a commonly used dictionary should be interpreted as having a meaning consistent with the meaning of the context of the related technology, and should not be interpreted as an ideal or excessively formal meaning unless explicitly defined in this application. .

Meanwhile, when a certain embodiment can be implemented differently, a function or operation specified in a specific block may occur differently from the order specified in the flowchart. For example, two consecutive blocks may actually be executed at the same time, or the blocks may be executed in reverse depending on a related function or operation.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings. The same reference numerals are used for the same elements in the drawings, and duplicate descriptions for the same elements are omitted.

1 is a block diagram showing an automatic surgical plate bending device (1, 11) according to an embodiment of the present invention.

1, the surgical plate automatic bending device (1, 11) is a body part, a motor (3, 13), a driver (4, 14), a microcontroller (5, 15), a power supply device (6, 16), bending units 10 and 20, and a computer 30.

The bending portions 10 and 20 may be disposed on an upper surface of the body portion. The bending units 10 and 20 physically bend the surgical plate. The bending parts 10 and 20 may bend the surgical plate to a desired angle with a single operation.

For example, the bending parts 10 and 20 may bend the surgical plate in an out-of-plane method. In the out-of-plane method, the surgical plate is bent in a direction that deviates from a plane defined by the flat portion of the surgical plate.

Unlike this, the bending parts 10 and 20 may bend the surgical plate in an in-plane manner. In the in-plane method, the surgical plate is bent within a plane defined by a flat portion of the surgical plate.

The motors 3 and 13 may be connected to the bending units 10 and 20 to transmit force to the bending units 10 and 20.

The drivers 4 and 14 are connected to the motors 3 and 13 to control the operation of the motors 3 and 13.

The microcontrollers 5 and 15 are connected to the computer 30 and the drivers 4 and 14. The microcontrollers 5 and 15 receive a control signal for controlling the operation of the motors 3 and 13 from the computer 30, and transmit the control signal to the drivers 4 and 14. For example, the microcontrollers 5 and 15 may convert the format of the control signal received from the computer 30 or change the level of the control signal.

The power supply devices 6 and 16 are connected to the motors 3 and 13 and the drivers 4 and 14. The power supply devices 6 and 16 provide electric power to the motors 3 and 13 and the drivers 4 and 14.

The computer 30 may issue commands to the motors 3 and 13 through the microcontrollers 5 and 15. The computer 30 may output a control signal that enables the bending units 10 and 20 to bend the surgical plate to a target angle.

Figure 2a is a perspective view showing the rotary knob type (rotary knob type) of the surgical plate automatic bending device (1). 2B is a front view, a plan view, and a side view showing the rotary knob type of the surgical plate automatic bending device 1 of FIG. 2A. 3 is a conceptual diagram showing a driving method of the rotary knob type automatic bending device 1 for surgery of FIG. 2A.

1 to 3, the bending part 10 according to the present embodiment may be a rotary knob type. The rotary knob type surgical plate automatic bending device (1) includes a body (2), a power supply (6), a microcontroller (5), a driver (4), a motor (3) and a bending part (10). Include.

The body portion 2 may include a bottom plate 2a, a side wall 2b, and a top plate 2c. For example, the bottom plate 2a may have a rectangular shape. The top plate 2c may face the bottom plate 2a. Like the bottom plate 2a, the upper plate 2c may have a rectangular shape. The side wall 2b may connect the bottom plate 2a and the top plate 2c to each other. For example, the sidewall 2b may have a rectangular shape. The sidewall 2b may extend vertically from the bottom plate 2a. The body portion 2 may have two side walls 2b facing each other.

The bending part 10 may be disposed on the upper plate 2c of the body part 2. The bending part 10 includes a clamp base 10a, a rotary knob 10b, a first fixing part 10c, a pusher 10d, a second fixing part 10e, and a third fixing part 10f. I can.

The clamp base 10a is disposed on the upper surface of the upper plate 2c of the body 2. The clamp base 10a may cover an upper surface and a side surface of the upper plate 2c of the body portion 2. The clamp base 10a may have a shape bent so as to cover an upper surface and a side surface of the upper plate 2c of the body portion 2. The clamp base (10a) extends to cover not only the upper surface of the upper plate (2c) of the body portion (2), but also to the side surface of the upper plate (2c) of the body portion (2), so that the clamp base (10a) It can prevent position misalignment. The clamp base 10a may have one end having a cylindrical shape.

The pusher 10d is formed on the upper surface of the upper plate 2c of the body 2 to face the clamp base 10a. The plate PL may be inserted between the clamp base 10a and the pusher 10d.

The first fixing part 10c and the second fixing part 10e are coupled to each other and connected to the pusher 10d. The pusher 10d may be moved by moving the second fixing part 10e. Depending on the thickness of the plate PL, the second fixing part 10e may adjust the pusher 10d to be closer to or further away from the clamp base 10a. For example, the first fixing part 10c may be a bushing. For example, the second fixing part 10e may be a shaft.

The rotary knob 10b is disposed at one end of the clamp base 10a and the pusher 10d. A portion of the plate PL inserted between the clamp base 10a and the pusher 10d may protrude toward the rotary knob 10b. The rotary knob 10b may be bent using a rod that rotates the protrusion of the plate PL. A method in which the rotary knob 10b bends the plate PL will be described in detail with reference to FIG. 3.

The third fixing part 10f may apply a force to the pusher 10d to fix the plate PL. For example, the third fixing part 10f may be a plate fixing bolt.

The motor 3 is disposed between the side walls 2b of the body 2. The motor 3 may be connected to a first sidewall of the sidewalls 2b of the body 2 by a motor holder 7.

The motor 3 may be connected to the rotary knob 10b of the bending part 10 through a connector 8. A bearing 9 may be further disposed between the connector 8 and the bending portion 10.

The driver 4 may be disposed on the first surface of the second sidewall of the sidewalls 2b of the body 2. The first surface may be a surface facing the first sidewall.

The microcontroller 5 may be disposed on a first surface of the second sidewall of the sidewalls 2b of the body portion 2. The microcontroller 5 may be disposed adjacent to the driver 4.

The power supply 6 may be disposed on the second surface of the second sidewall. The second surface may be a surface facing outward.

Referring to FIG. 3, a target bending angle of the plate PL may be α, and a rotation angle of the rotary knob 10b for bending the plate PL by the target bending angle α may be θ.

The rotary knob 10b includes a shaft rod connected to the motor 3 and a rotary rod that is spaced apart from the shaft rod and physically contacts the surgical plate to bend the surgical plate PL.

The radius of the rotating rod of the rotary knob 10b is r, the radius of the vertex of one end of the clamp base 10a is ε, the thickness of the plate PL is t, and the distance between the rotating rod and the shaft rod is R Can be

The rotation angle θ of the rotary knob 10b may be expressed as an angle formed by a line connecting the rotation rod and the shaft rod in an initial state and a line connecting the rotation rod and the shaft rod in a rotation completion state. .

An angle formed by a line connecting the rotation rod and the shaft rod in the rotation completion state and a line extending in a direction parallel to the direction of the plate PL bent from the shaft rod to the target bending angle α is β, 180 degrees can be expressed as π, π-α as γ, and 2π-α-β-γ as i.

In this case, the rotation angle θ of the rotary knob 10b may be expressed by Equations 1 to 4 below.

[Equation 1]

[Equation 2]

[Equation 3]

[Equation 4]

When Equation 4 is uploaded to the microcontroller 5, a signal for bending may be transmitted to the motor 3. The motor 3 is connected to the rotary knob 10b by the connector 8 and the bearing 9, and the motor 3 transmits a force for bending the plate PL by a target bending angle. do. For example, the rotary knob 10b rotates in a counterclockwise direction to bend the plate PL. After the bending operation, the rotary knob 10b rotates clockwise and returns to its original state.

According to this embodiment, the surgical plate automatic bending device 1 may automatically bend the surgical plate PL according to the shape of the affected part.

In addition, the surgical plate automatic bending device 1 may bend the plate PL in one attempt to reduce residual stress due to repetitive bending during the bending operation of the surgical plate PL.

In addition, the surgical plate automatic bending device 1 may bend the surgical plate at an accurate target angle suitable for the affected part in order to recover the function of the bone and improve the aesthetics.

In addition, the surgical plate automatic bending device 1 can shorten the preparation time for surgery due to the fast bending operation time.

Figure 4a is a perspective view showing a three-point type (three point type) of the surgical plate automatic bending device 11. FIG. 4B is a front view, a plan view, and a side view showing the automatic bending device 11 for a surgical plate of a three point type of FIG. 4A. 5 is a conceptual diagram showing a driving method of the automatic bending device 11 for a surgical plate of a three point type of FIG. 4A.

The automatic surgical plate bending device according to the present embodiment is substantially the same as the automatic surgical plate bending device according to FIGS. 1 to 3 except for the configuration and operation of the bending unit, so that the same or corresponding components are the same Symbols are used, and repeated description may be omitted.

1, 4A, 4B and 5, the surgical plate automatic bending device (1, 11) includes a body, a motor (3, 13), a driver (4, 14), a microcontroller (5, 15), power supply devices 6 and 16, bending units 10 and 20, and a computer 30.

The bending portions 10 and 20 may be disposed on an upper surface of the body portion. The bending units 10 and 20 physically bend the surgical plate. The bending parts 10 and 20 may bend the surgical plate to a desired angle with a single operation.

For example, the bending parts 10 and 20 may bend the surgical plate in an out-of-plane method. Unlike this, the bending parts 10 and 20 may bend the surgical plate in an in-plane manner.

The motors 3 and 13 may be connected to the bending units 10 and 20 to transmit force to the bending units 10 and 20.

The drivers 4 and 14 are connected to the motors 3 and 13 to control the operation of the motors 3 and 13.

The microcontrollers 5 and 15 are connected to the computer 30 and the drivers 4 and 14. The microcontrollers 5 and 15 receive a control signal for controlling the operation of the motors 3 and 13 from the computer 30, and transmit the control signal to the drivers 4 and 14. For example, the microcontrollers 5 and 15 may convert the format of the control signal received from the computer 30 or change the level of the control signal.

The power supply devices 6 and 16 are connected to the motors 3 and 13 and the drivers 4 and 14. The power supply devices 6 and 16 provide electric power to the motors 3 and 13 and the drivers 4 and 14.

The computer 30 may issue commands to the motors 3 and 13 through the microcontrollers 5 and 15. The computer 30 may output a control signal that enables the bending units 10 and 20 to bend the surgical plate to a target angle.

The bending part 20 of this embodiment may be of a three point type. The three-point type surgical plate automatic bending device 11 includes a body part 12, a power supply device 16, a microcontroller 15, a driver 14, a motor 13, and a bending part 20. Include.

The body portion 12 may include a bottom plate 12a, a side wall 12b, and a top plate 12c. For example, the bottom plate 12a may have a rectangular shape. The top plate 12c may face the bottom plate 12a. Like the bottom plate 12a, the upper plate 2c may have a rectangular shape. The sidewall 12b may connect the bottom plate 12a and the top plate 12c to each other. For example, the sidewall 12b may have a rectangular shape. The sidewall 12b may extend vertically from the bottom plate 12a. The body portion 12 may have two sidewalls 12b facing each other.

The bending part 20 may be disposed on the upper plate 12c of the body part 12. The bending part 20 may include a first gear 20d, a second gear 20e, a sliding tip 20i, and a plate support 20k. The first gear 20d and the second gear 20e are formed to mesh with each other. For example, the first gear 20d may be a rack gear, and the second gear 20e may be a pinion gear meshed with the rack gear.

The motor 13 is connected to the second gear 20e through a connector 18, a bearing 19, and a rotation shaft 20j. The force by the operation of the motor moves the first gear 20d through the second gear 20e, and the first gear 20d applies a force to the sliding tip 20i to the plate support ( The plate PL supported by 20k) is bent.

The bending part 20 further includes a flange 20a and a gear mount 20b disposed on the upper surface of the upper plate 12c of the body part 12. The gear mount 20b is fixed by the flange 20a, and the gear mount 20b protrudes upward from the upper surface of the upper plate 12c of the body 12. The first gear 20d is coupled to the gear mount 20b.

The bending part 20 further includes a post 20c for a tension spring and a spring holder 20f. The tension spring post 20c is fixed to the gear mount 20b with the spring holder 20f. The gear mount 20b is connected to the tension spring post 20c and receives a force from the tension spring post 20c when the bending part 20 is operated. The tension spring post 20c may be a spring for reducing a backlash between the first gear 20d and the second gear 20e.

The bending part 20 may further include a guide rail 20g and a slide plate 20h. The guide rail 20g is disposed on the moving path of the sliding tip 20i to guide the moving direction of the sliding tip 20i. The guide rail 20g may be formed in a pair on both sides of the sliding tip 20i.

The sliding tip 20i may be disposed on a slide plate 20h disposed between the guide rails 20g. The sliding tip 20i may be fixed to the slide plate 20h. The sliding tip 20i and the slide plate 20h may move in the direction of the plate PL so as to bend the plate PL according to the movement of the first gear 20d.

Since the sliding tip 20i is separated from the first gear 20d, the sliding tip 20i contacts the place where the bending of the plate PL will be applied before the bending part 20 is driven to be bent. Accuracy can be improved.

The plate support 20k includes a pair of support portions, and one side surface of the support portion in a direction in which the plate PL contacts may have a semicircular shape. The sharp one end of the sliding tip 20i and the pair of support portions of the plate support 20k may form three points of the three-point type bend 20.

The motor 13 is disposed between the sidewalls 12b of the body 12. The motor 13 may be connected to a first sidewall of the sidewalls 12b of the body 12 by a motor holder 17.

The motor 13 may be connected to the second gear 20e of the bending part 20 through a connector 18. A bearing 19 may be further disposed between the connector 18 and the bending part 20.

The driver 14 may be disposed on a first surface of a second sidewall of the sidewalls 12b of the body portion 12. The first surface may be a surface facing the first sidewall.

The microcontroller 15 may be disposed on a first surface of the second sidewall of the sidewalls 12b of the body portion 12. The microcontroller 15 may be disposed adjacent to the driver 14.

The power supply device 16 may be disposed on a second surface of the second sidewall. The second surface may be a surface facing outward.

Referring to FIG. 5, a target bending angle of the plate PL may be α, and a stroke required to bend the plate PL by the target bending angle α may be S. By moving the sliding tip 20i with the stroke S, the plate PL may be bent by the target bending angle α.

The radius of the support portion of the plate support 20k may be R, the radius of one end of the sliding tip 20i may be r, the distance between the support portions of the plate support 20k is L, and the thickness of the plate PL may be t. have.

In this case, the stroke S of the sliding tip 20i may be expressed by Equation 5 below.

[Equation 5]

When Equation 5 is uploaded to the microcontroller 15, a rotation signal of the motor 13 for the stroke of the sliding tip 20i may be transmitted. The motor 13 is connected to the second gear 20e by the connector 18 and the bearing 19, and the motor 13 applies a force to bend the plate PL by a target bending angle. The force transmitted to the second gear 20e and transmitted from the motor 13 rotates the first gear 20d, and the sliding tip 20i is rotated by the rotation of the first gear 20d. The plate PL is bent. After the bending operation, the sliding tip 20i may return to its original position in a direction away from the plate support 20k.

According to this embodiment, the surgical plate automatic bending device 11 may automatically bend the surgical plate PL according to the shape of the affected part.

In addition, the surgical plate automatic bending device 11 may bend the plate PL in one attempt to reduce residual stress due to repetitive bending during the bending operation of the surgical plate PL.

In addition, the surgical plate automatic bending device 11 may bend the surgical plate at an accurate target angle suitable for the affected part in order to recover the function of the bone and improve the aesthetics.

In addition, the surgical plate automatic bending device 11 can shorten the surgical preparation time due to the fast bending operation time.

The present invention relates to a surgical plate automatic bending device, and can be applied to a surgical plate used in reconstructive surgery such as orthopedic surgery, plastic surgery, oral and maxillofacial surgery. The present invention can be widely applied to the entire surgery using a plate.

Although the above has been described with reference to the preferred embodiments of the present invention, those skilled in the art will be able to variously modify and change the present invention without departing from the spirit and scope of the present invention described in the following claims. You will understand that you can.

1, 11: surgical plate automatic bending device
2, 12: body 3, 13: motor
4, 14: driver 5, 15: microcontroller
6, 16: power supply 7, 17: motor holder
8, 18: coupler 9, 19: bearing
10, 20: bending part

Claims (15)

Body part;
A bending portion disposed on the upper plate of the body portion to automatically bend the surgical plate;
A motor connected to the bending part to provide power to bend the surgical plate;
A driver connected to the motor to control an operation of the motor;
And a microcontroller providing a control signal for controlling the operation of the motor to the driver,
The bending part
A clamp base disposed on the upper surface of the upper plate of the body portion;
A pusher facing the clamp base and accommodating the surgical plate together with the clamp base; And
It is disposed at one end of the clamp base and the pusher and includes a rotary knob to bend a portion of the surgical plate using a rotating rod,
The clamp base has a shape bent to cover the upper surface and side surfaces of the upper plate of the body part,
The bending portion further includes a first fixing portion and a second fixing portion coupled to each other,
The second fixing part is connected to the pusher, and the automatic bending device for a surgical plate, characterized in that for moving the pusher to be closer to or away from the clamp base. delete delete The method of claim 1, wherein the bending part further comprises a third fixing part connected to the pusher,
The third fixing unit is a surgical plate automatic bending device, characterized in that for fixing the surgical plate by applying a force to the pusher. The method of claim 1, wherein the rotary knob
A shaft rod connected to the motor; And
It is spaced apart from the shaft rod and physically contact with the surgical plate to bend the surgical plate, characterized in that it comprises the rotating rod for bending the surgical plate automatic bending device. Body part;
A bending portion disposed on the upper plate of the body portion to automatically bend the surgical plate;
A motor connected to the bending part to provide power to bend the surgical plate;
A driver connected to the motor to control an operation of the motor;
And a microcontroller providing a control signal for controlling the operation of the motor to the driver,
The bending part
A clamp base disposed on the upper surface of the upper plate of the body portion;
A pusher facing the clamp base and accommodating the surgical plate together with the clamp base; And
It is disposed at one end of the clamp base and the pusher and includes a rotary knob to bend a portion of the surgical plate using a rotating rod,
The rotary knob is
A shaft rod connected to the motor; And
It is spaced apart from the axial rod and includes the rotating rod to bend the surgical plate in physical contact with the surgical plate,
The target bending angle of the surgical plate is α, the rotation angle of the rotary knob for bending the surgical plate by the target bending angle is θ, the radius of the rotation rod is r, and the radius of the vertex of the clamp base is ε, The thickness of the surgical plate is t, the distance between the rotating rod and the shaft rod is R,
The rotation angle θ of the rotary knob refers to an angle formed by a line connecting the rotation rod and the shaft rod in an initial state and a line connecting the rotation rod and the shaft rod in a rotation completion state,
When the angle formed by the line connecting the rotation rod and the shaft rod in the rotation completion state and a line extending in a direction parallel to the direction of the surgical plate bent from the shaft rod to the target bending angle is β,

,

And

To satisfy,
The rotation angle of the rotary knob is

Automatic surgical plate bending device, characterized in that. The method of claim 1, further comprising: a connector for connecting the motor to the rotary knob; And
Automatic surgical plate bending device, characterized in that it further comprises a bearing disposed between the connector and the rotary knob. delete delete Body part;
A bending portion disposed on the upper plate of the body portion to automatically bend the surgical plate;
A motor connected to the bending part to provide power to bend the surgical plate;
A driver connected to the motor to control an operation of the motor;
And a microcontroller providing a control signal for controlling the operation of the motor to the driver,
The bending part
A first gear disposed on an upper surface of the upper plate of the body portion;
A second gear formed to mesh with the first gear;
A sliding tip that pushes the surgical plate by the force applied by the first gear; And
It includes a plate support for supporting the surgical plate,
The bending part
With a flange disposed on the upper surface of the upper plate of the body portion; And
Further comprising a gear mount fixed by the flange attachment, protruding upward from the upper surface of the upper plate of the body portion, and coupled to the first gear,
The bending portion further includes a post for a tension spring and a spring holder,
The tension spring post is fixed to the gear mount with the spring holder,
The gear mount is connected to the tension spring post and receives a force from the tension spring post when the bending unit is operated. delete The method of claim 10, wherein the bending portion
A guide rail formed in a pair on both sides of the sliding tip on the moving path of the sliding tip to guide the moving direction of the sliding tip; And
Further comprising a slide plate disposed between the guide rail,
The sliding tip is disposed on the slide plate and is fixed to the slide plate. Body part;
A bending portion disposed on the upper plate of the body portion to automatically bend the surgical plate;
A motor connected to the bending part to provide power to bend the surgical plate;
A driver connected to the motor to control an operation of the motor;
And a microcontroller providing a control signal for controlling the operation of the motor to the driver,
The bending part
A first gear disposed on an upper surface of the upper plate of the body portion;
A second gear formed to mesh with the first gear;
A sliding tip that pushes the surgical plate by the force applied by the first gear; And
It includes a plate support for supporting the surgical plate,
The plate support includes a first support and a second support,
The target bending angle of the surgical plate is α, the stroke applied to the sliding tip to bend the surgical plate by the target bending angle is S, the radius of the first support and the second support is R, and the sliding tip When the radius of one end of the r, the distance between the first support and the second support is L, and the thickness of the surgical plate is t,
The stroke is

Automatic surgical plate bending device, characterized in that. The method of claim 10, further comprising: a connector for connecting the motor to the second gear; And
Automatic surgical plate bending device, characterized in that it further comprises a bearing disposed between the connector and the second gear. The method of claim 1, further comprising a motor holder for fixing the motor to the body,
The motor is fixed to the first side wall of the body by a motor holder,
The driver is disposed on a first surface of the second sidewall of the body portion facing the first sidewall, and the microcontroller is disposed adjacent to the driver on the first surface of the second sidewall. Plate automatic bending device.

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