KR100947491B1 - Instrument structure of surgical apparatus - Google Patents

Instrument structure of surgical apparatus Download PDF

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Publication number
KR100947491B1
KR100947491B1 KR1020090072848A KR20090072848A KR100947491B1 KR 100947491 B1 KR100947491 B1 KR 100947491B1 KR 1020090072848 A KR1020090072848 A KR 1020090072848A KR 20090072848 A KR20090072848 A KR 20090072848A KR 100947491 B1 KR100947491 B1 KR 100947491B1
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KR
South Korea
Prior art keywords
surgical
instrument
member
operation
configured
Prior art date
Application number
KR1020090072848A
Other languages
Korean (ko)
Inventor
이제선
최승욱
Original Assignee
주식회사 래보
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Priority to KR1020090072848A priority Critical patent/KR100947491B1/en
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Publication of KR100947491B1 publication Critical patent/KR100947491B1/en

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/30Surgical robots
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/70Manipulators specially adapted for use in surgery
    • A61B34/71Manipulators operated by drive cable mechanisms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/28Surgical forceps
    • A61B17/29Forceps for use in minimally invasive surgery
    • A61B17/295Forceps for use in minimally invasive surgery combined with cutting implements
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/18Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves
    • A61B18/20Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by applying electromagnetic radiation, e.g. microwaves using laser
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A61B2017/00353Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery one mechanical instrument performing multiple functions, e.g. cutting and grasping
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/00234Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
    • A61B2017/00362Packages or dispensers for MIS instruments
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00477Coupling

Abstract

The present invention relates to a surgical surgical device, that is, a robot or a hand-held surgical instruments, etc., in particular, the instrument for mounting the surgical surgical device, the instrument for performing surgery in proximity to or inserted into human tissue It is about the structure.
In particular, the present invention configures three or more surgical members in one instrument, so that a plurality of surgical tools can be applied using one instrument, thereby realizing a multifunctional instrument, thereby reducing the operation time such as replacement time of the instrument, In addition to simplifying the surgical process, such as to reduce the number of instruments to be inserted into the body, in the case of a surgical robot, the present invention relates to an instrument for a surgical instrument that can simplify the overall configuration of the robot.

Description

Instrument of surgical instrument {Instrument structure of surgical apparatus}

The present invention relates to a surgical surgical device, that is, a robot (robot) or a manual surgical instrument, and the like, and more particularly relates to the structure of the instrument for performing surgery by being attached to the surgical surgical device, close to or inserted into the human tissue. .

Medically, surgery refers to healing a disease by cutting, slitting, or otherwise manipulating skin, mucous membranes, or other tissues with a medical device. In particular, open surgery to incise the skin of the surgical site to open, treat, shape, or remove the organs inside the surgical site can be minimized in recent years due to problems such as bleeding, side effects, patient pain, and scars. Laparoscopic surgery is expanding its application.

Laparoscopic surgery refers to an operation that proceeds while observing the body by inserting a surgical tool while minimizing an open area and observing the body with an endoscope. Hand-held surgical instruments that allow for manual manipulation by a physician in vitro are widely used.

On the other hand, the operation using a robot (robot) is also in the spotlight as an alternative, in general, such a surgical robot is a master robot for generating and transmitting a signal required by the doctor's operation, and the signal from the master robot It is composed of a slave (slave) robot that directly receives the operation required for the operation to the patient, it is composed of the master robot and the slave robot integrated, or each of the separate devices are in operation in the operating room arranged.

1 is a view disclosed in US Pat. No. 5,797,900, which shows an instrument 10 mounted on a robot arm of a slave robot and inserted into a skin mucosa or skin of a human body to perform incision of a tissue and the like.

The instrument 10 shown in FIG. 1 is provided with a pair of surgical members 14 for surgery at one end of the tubular member 12, and although not shown in the drawing, the surgical member ( Opposite 14) is provided with an instrument housing (not shown) that is coupled to the adapter of the robot arm.

Operation cables C1 and C2 connected through the interior of the tubular member 12 are connected between the surgical member 14 and the instrument 10 housing. The operation cables C1 and C2 are connected to each surgical member 14 while the two cables are paired to move the surgical member 14. That is, the pair of operation cables C1 are connected to move the first surgical member 14a, and the other pair of operation cables C2 are configured to be connected to move the second surgical member 14b.

To this end, the first and second surgical members 14 have joint portions 15a and 15b connected to two pairs of operation cables C1 and C2 at the front portion of the wrist 16. It is connected rotatably about (16).

The wrist 16 is rotatably connected to the tubular member 12. The shaft connecting the wrist 16 and the tubular member 12 guides the movement of two pairs of operation cables C1 and C2. And support idler pulleys 19 are provided.

The instrument 10 configured as described above operates a drive unit of the instrument 10 by a doctor operating a master robot while being connected to a robot arm of a slave robot. By pulling or pushing the two pairs of operation cables C1 and C2, a pair of surgical members 14a and 14b may be in close contact with or spaced apart from each other to perform an operation such as cutting body tissues.

However, including the instrument 10 disclosed in the US patent as described above, conventional instruments are one surgical tool, such as for cutting, tongs, because the surgical member is configured to perform the operation in pairs of two There is a limit that can only be used.

In general, a single operation requires medical tools having respective functions. In the surgical robot, several instruments 10 having different functions must be used. However, when surgery is performed using instruments having independent functions, the instruments for each function can be operated by using several instruments at once and the instruments having desired functions can be used. Since the replacement is to be inserted into the body after surgery, it takes a lot of time for the operation, and the problem is that the surgical process is complicated.

On the other hand, even in the hand-held surgical instruments there is a difference that the operation at the end is performed manually, such as a doctor's hand rather than a robot, the structure and operation principle of the above-described instrument itself is almost similar to that described above, There is a problem.

The present invention has been made in order to solve the above problems, by configuring three or more surgical members in one instrument, by using a single instrument to enable a plurality of surgical instruments to realize a multi-functional instrument, In addition to simplifying the operation process such as shortening the operation time such as replacement time and reducing the number of instruments to be inserted into the body, and in the case of a surgical robot, a surgical surgical device that can simplify the overall configuration of the robot. The purpose is to provide an instrument.

It is another object of the present invention to provide an instrument of a surgical instrument that allows at least one surgical member to be shared with other surgical members, thereby simplifying the overall configuration and realizing a multifunctional instrument.

It is also an object of the present invention to provide an instrument of a surgical device that can be made easier to use the surgical tool by configuring the surgical member so that it can be folded to the body.

The instrument of the surgical device according to an aspect of the present invention for realizing the above object is mounted on the first axis and the second axis arranged in the direction orthogonal to each other inside the end of the body, respectively, the operator's operation A plurality of surgical members are provided to perform the operation while moving in accordance with, the body, both the support portion for supporting the surgical member mounted on the first axis and the first axis, and the upper and lower sides of any one of the support side Each of the upper and lower support portions formed to support the surgical member mounted on the second axis and the second axis is formed, and three or more surgical members are mounted on both the first axis and the second axis, a plurality of surgical operation pairs At least one surgical member (hereinafter referred to as a 'shared surgical member') may be configured to implement a plurality of surgical operation pairs by pairing with the remaining two or more surgical members. The generated features.
Here, the surgical member rotating about the first axis and the surgical member rotating around the second axis may be configured to implement a pair of surgical operations while paired with each other.
Between the two support parts, two surgical members rotating about a first axis are mounted side by side to implement a single surgical operation pair, and between the upper and lower support parts, a surgical member rotating about a second axis is mounted. It may be configured to implement a pair of surgical operation while pairing with each other and a shared surgical member that rotates about the first axis.

Here, each of the surgical members may be composed of a rotating body portion rotatably mounted through the shaft on the body, and a tool portion protruding from the rotating body portion to perform surgery in a state of being inserted into or close to human tissue.

At this time, the rotating body portion may be configured to rotate by the operation cable connected through the body. Of course, it can also be configured to rotate using a micro motor or other power transmission mechanism.

That is, the rotating body portion may be configured to rotate by linear movement of the operating rod connected through the body. At this time, the manipulation rod may be configured to rotate the surgical member 360 degrees to the crankshaft structure is connected to the rotating body portion.

In addition, the rotating body portion may be configured to rotate by the rotational movement of the rotary operation shaft connected through the body. At this time, the rotating operation shaft and the rotating body portion may be configured to be connected to the bevel gear or worm gear structure to transmit the rotational force.

delete

The plurality of surgical members may be configured such that at least one rotating body part is disposed on an axis different from the other rotating body parts. At this time, the at least one rotating body portion may be installed in a state in which a part is inserted into the other rotating body portion disposed on a different axis from itself.

The surgical operation pair may be any one of forceps or scissors.

The shared surgical member may be configured such that all parts corresponding to the relative surgical member are formed in one tool part so as to form a surgical operation pair with different surgical members.

Alternatively, the shared surgical member may be configured with a plurality of tool parts corresponding to the tool parts of the relative surgical member to form a surgical operation pair with different surgical members.

In addition, at least one of the surgical member may be configured to be used as a sole surgical member.

The body may be configured to have an accommodating part that can be folded and stored at least one of the plurality of surgical members.

Next, the instrument of the surgical instrument according to another aspect of the present invention for realizing the above object is provided for the body, the surgical operation is provided with a plurality of surgical members to perform the operation while moving in accordance with the operation of the operator In the instrument of the device, at least three surgical members at the end of the body, at least one pair may be configured to be coupled to or cooperate with each other to implement one surgical operation pair.

In addition, the instrument of the surgical surgical device according to another aspect of the present invention for realizing the above object, the surgical operation is provided with a plurality of surgical members to be performed on the body to perform the operation while moving in accordance with the operator's operation In the instrument of the device, the body may be configured to have an accommodating portion that can be folded and stored at least one of the plurality of surgical members.

The instrument according to the present invention as described above may be mounted on a surgical robot or a hand-held surgical instrument.

The main problem solving means of the present invention as described above, will be described in more detail and clearly through examples such as 'details for the implementation of the invention', or the accompanying 'drawings' to be described below, wherein In addition to the main problem solving means as described above, various problem solving means according to the present invention will be further presented and described.

The instrument of the surgical device according to the present invention provides the following effects.

The present invention, since the three or more surgical members are configured together, it is possible to use a plurality of surgical tools in one instrument to provide an effect that can be performed quickly and easily without replacing the instrument.

In addition, the present invention, since the at least one surgical member is configured to share with each other surgical members, respectively, it is possible to realize a multi-function instrument while providing the effect that the overall configuration can be simply configured.

In addition, the present invention, because the surgical member is not used among the plurality of surgical members are configured to be folded to the body side to minimize the interference by other surgical members to provide an effect that can be made easier to use the surgical tool do.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

In the embodiment of the present invention described below, the main part of the present invention will be described with a focus on the surgical member, the driving unit (manipulation drive mechanism) and the driving force transmission member, such as an operation cable for operating the instrument, the driving unit of the instrument is connected Since the slave robot can be variously modified and applied by applying a known technique, the basic structure which can be implemented with reference to the exemplary drawings of FIGS. 9 and 10 will be briefly described.

In addition, in describing the embodiments of the present invention, the same reference numerals are assigned to the same or similar components, and the description thereof will not be repeated.

Hereinafter, the main embodiments of the present invention will be described with reference to the accompanying drawings divided into groups.

2 to 8 are views showing an embodiment of the first group of the present invention, Figures 9 to 10 when the instrument according to the invention applied to a surgical robot, the first of the present invention to a slave robot Figures illustrating the connected state of the embodiment and the structure of the driving unit of the instrument.

11 to 15 are views illustrating embodiments of the second group of the present invention, and FIGS. 16 to 21 are views illustrating examples of the third group and the instrument operation driver of the present invention.

<Example of First Group>

2 to 5 are perspective views (FIG. 2) showing the first embodiment of the present invention, an exploded perspective view of the main parts (FIG. 3), and scissors and forceps using state diagrams (FIGS. 4 and 5).

6, 7, and 8 are views showing modified embodiments configured by modifying the first embodiment of the present invention.

2 to 5, a first embodiment of the present invention will be described.

The instrument 20A of the surgical device according to the first embodiment of the present invention shows a configuration in which three surgical members 31, 32, and 33 are provided at the end of the body 23.

The body 23 is the surgical member (31, 32, 33) in a state rotatably connected to the tubular member 21 and the tubular member 21 extending from the drive portion of the instrument 20A as shown in FIG. It may be a configuration in which a wrist member in which they are installed is included, or a configuration only in the wrist body in which a pipe member is not included. In addition, if the structure to support the surgical member (31, 32, 33), and can transmit the operating force to the surgical member (31, 32, 33) can be carried out by various modifications by applying a known configuration or a new configuration. .

3, the surgical members 31, 32, and 33 are rotatable body parts 31a rotatably mounted to the body 23 through a first shaft 30a or a second shaft 30b. 32a, 33a, and tool parts 31b, 32b, 33b which protrude long from the rotary body parts 31a, 32a, 33a and undergo surgery in contact with or in proximity to human tissue.

The operation of the surgical members 31, 32, 33 may be configured such that the rotating body portions 31a, 32a, 33a are rotated by respective operation cables C1, C2, C3 connected through the body 23. . The operation method of the surgical members using such a cable can be easily configured by applying a known technique including the instrument 10 shown in FIG. It may also be configured using the drive mechanism illustrated in FIGS. 9 to 10. This is described in detail below.

Alternatively, instead of using the operation cables C1, C2, C3, the surgical member 31, 32 is used by using another mechanism for rotating the first shaft 30a or the second shaft 30b, for example, a micro motor. 33) are also possible. Further, instead of the operation cables C1, C2, and C3, a structure using a rod that moves linearly as shown in Figs. 16 to 18, a structure using a rotating operation shaft and a gear as shown in Figs. 19 to 21, etc. It is also possible to use.

In the present embodiment, the surgical members 31, 32, and 33 are configured such that any one surgical member may be paired with the other two surgical members to implement a plurality of surgical operation pairs.

To this end, the surgical members (31, 32, 33) of the first and second surgical members (31, 32) of the three is configured to rotate around the first axis (30a) in the body 23 The third surgical member 33, which is the other one, is configured to rotate about the second shaft 30b disposed orthogonally to the first shaft 30a. That is, the rotating body portion 33a of the third surgical member 33 is disposed on an axis different from the rotating body portions 31a and 32a of the first and second surgical members 31 and 32.

In particular, the second surgical member (also referred to as a 'shared surgical member') 32 is rotated about the first surgical member 31 and the second shaft 30b which rotate about the first axis 30a. It is configured to implement a plurality of surgical operation pairs while cooperating or crossing with the third surgical member 33.

The surgical members 31, 32, and 33 illustrated in the drawings are configured such that the first surgical member 31 and the second surgical member 32 have a scissors function together, and the second surgical member 32 and the third surgery The state in which the member 33 is configured to have a tong function together is illustrated.

4 and 5 are views illustrating the scissors function or the forceps function of the present embodiment, Figure 4 is a view of the use state of the scissors using the first surgical member 31 and the second surgical member 32, the third surgery The member 33 shows the state folded back. FIG. 5 is a view of a forceps using state using the second surgical member 32 and the third surgical member 33, and shows a state in which the first surgical member 31 is folded backward.

In particular, the second surgical member 32 (shared surgical member), respectively, on one side and the other side of the tool portion 32b to form a surgical operation pair with the first surgical member 31 and the third surgical member 33, respectively. The scissors 32c and the tongs 32d corresponding to the relative surgical members 31 or 33 are respectively formed.

In addition, a pair of surgical members can be configured in a variety of modifications if they can form a single tool required for surgery while being combined or cooperated with each other. That is, the first surgical member 31 and the second surgical member 32, or the second surgical member 32 and the third surgical member 33 by using a coagulant or cauterizer using laser, ultrasound, high frequency, or the like. It can be changed and applied.

The instrument 20B shown in FIG. 6 deforms the ends of the second surgical member 32 and the third surgical member 33, such as an electrode terminal to apply a laser or electric frequency to a surgical site of the human tissue. The tip portion 35 shows the protruding configuration.

Meanwhile, the first shaft 30a and the second shaft 30b are disposed in directions perpendicular to each other. Referring to FIG. 2 to support the two shafts 30a and 30b, the body 23 is The first shaft 30a is supported on both left and right support portions 23a and 23b on the left and right sides, and the second shaft 30b is supported on the upper and lower support portions 23c and 23d on the upper and lower sides.

In addition, the body 23 may be configured to have accommodating parts 26 and 27 to fold and store the surgical members 31, 32, and 33.

This is to use the pair of surgical members to perform the operation while rotating the inside of the receiving portion (26 or 27) as shown in Figures 4 and 5 so that the remaining unused surgical members do not interfere with the surgical operation. For that.

The accommodating parts 26 and 27 have an open structure so that the first surgical member 31 and the second surgical member 32 can be folded as illustrated in the drawing, or the third surgical member 33. It can be configured to have a slit structure so that can be folded.

7 and 8 are schematic views showing the configuration of an instrument 20C in which a part of the third surgical member 33 is located inside the second surgical member 32 in the basic configuration of the first embodiment as described above. As a plan view, the left and right widths of the instruments 20C can be reduced as a whole as compared with the above-described instruments 20A of the first embodiment, and the relationship between the tool portions 31b, 32b, 33b of the surgical members 31, 32, 33 is It is also configured to be easy.

For this configuration, the rotating body portion 32a of the second surgical member 32 has a cylindrical structure that is open to both sides, and one side of the support portion protruding cylindrically from the rotating body portion 31a of the first surgical member 31 ( 31c), the opposite side may be configured to be supported by the support portion 24 protruding from the body (23). At this time, the support portion 24 protruding from the body 23 may be formed in a plurality of arc-shaped structure is divided into a plurality so as not to interfere with the movement of the third surgical member (33).

In addition, the third surgical member 33 is configured such that the second shaft 30b is supported on the body 23 side and rotates in a state where a part of the third surgical member 33 is positioned inward of the second surgical member 32.

In FIGS. 7 and 8, the first surgical member 31 and the second surgical member 32 illustrate a combination of scissors, and the second surgical member 32 and the third surgical member 33 illustrate a combination of forceps. .

In FIG. 7 and FIG. 8, the structure of the operation cable connected to the rotating body parts 31a, 32a, 33a of each of the surgical members 31, 32, and 33 is omitted.

Now, with reference to the drawings illustrated in FIGS. 9 to 10 for the structure of the operation drive unit for driving the instrument according to the present invention having three or more surgical members (31, 32, 33) as described in the above embodiment Explain.

9 is a side view showing a state in which the instrument 20A according to the first embodiment of the present invention described above is mounted on the robot arm. The instrument 20A, the robot arm 100, the guide 118, and the adapter 120 are shown in FIG. ), The housing 130, the interface unit 134, the tubular member 21, the surgical members 31, 32, 33, and the like are illustrated.

In instrument 20A, as shown in FIG. 9, the housing 130 may be shaped like a tablet, and may be configured such that the surface of the thickness portion may be mounted to abut the robot arm 100.

A tubular member 21 having a length corresponding to the distance from the housing 130 to the surgical site is provided, one end of the tubular member 21 is coupled to the housing 130, and the other end of the tubular member 21 is a surgical site. It is supported by a trocar pre-installed in, it can be configured so that the tubular member 21 does not shake in the course of surgery. In addition, as the length of the tubular member 21 becomes longer, additional components for supporting the tubular member 21 may be further installed. A guide for supporting an intermediate portion of the tubular member 21 at the distal end of the robot arm 100 may be provided. 118) may be further formed.

By further forming the guide 118 adjacent to the adapter 120, in the process of mounting the instrument 20A to the robot arm 100, the housing 130 is mounted to the adapter 120 to transmit the driving force. The tube member 21 may be supported by the guide 118 and firmly fixed to the robot arm 100.

In the driving unit structure, that is, the driving force transmission mechanism for smoothly transmitting the driving force transmitted from the actuator provided on the robot arm 100 to the driver 136 of the instrument to the surgical member 31, 32, 33 (see FIG. 2, etc.). Explain about.

FIG. 10 is a view of various embodiments showing the internal structure of the housing 130 of the instrument, and shows a configuration of a driving unit or a driving force transmission mechanism for manipulating the plurality of surgical members 31, 32, and 33 as described above.

When the driver 136 is formed in a wheel shape as shown in FIG. 10A, the actuator may also be implemented as a wheel ('A' in FIG. 10), and the disk-shaped driving wheel may be clutched to the actuator. The driving force can be transmitted in a manner. As shown in FIG. 9, the driving wheel is coupled to the actuator as the instrument 20A is mounted on the robot arm 100, and the driving wheel is also operated according to the operation of the actuator. The driving wheel is connected to the pulley and the operation cables C1, C2 and C3 connected to the pulley, and each surgical member configured to the effector through the pulleys and the operation cables C1, C2 and C3 according to the rotation of the driving wheel ( 31, 32, 33 is transmitted to the operating force, it is possible to operate the surgical members 31, 32, 33 as shown in FIG.

When the driver 136 is formed in a screw shape as shown in FIG. 10B, the actuator may be implemented as a driver ('B' in FIG. 10), and the screw may be engaged with the actuator to rotate. Drive force can be received. Referring to FIG. 9, the screw is coupled to the actuator as the instrument 20A is mounted on the robot arm 100, and the screw is also rotated in accordance with the operation of the actuator. Worm gear (132d) is connected to the screw, the worm gear (132d) is operated in conjunction with the rotation of the screw, the surgical member (31, 32, 33) through the operation cable (C1, C2, C3) connected to the worm gear (132d) 2, the operating force is transmitted to each part of the, it is possible to operate the surgical members 31, 32, 33 as shown in FIG.

When the driver 136 is formed in a lead screw shape as shown in FIG. 10C, the actuator may be implemented as a driver ('C' in FIG. 10), and the lead screw is engaged with the actuator to rotate. Drive force can be received. As the instrument 20A is mounted on the robot arm 100, the lead screw is coupled to the actuator, and the lead screw is also operated according to the operation of the actuator.

The lead screw has half of each of the left and right screws, and by connecting the wires or the operation cables C1, C2, and C3 to the nuts joined to the respective parts, the lead screw is rotated in one direction (for example, clockwise direction). When rotating in a)) a pair of nuts are in close proximity to each other, by rotating the lead screw in the opposite direction (for example, counterclockwise) can be manufactured in a structure in which the pair of nuts are spaced apart from each other.

By connecting the wires to each of the pair of nuts and using an idler pulley or the like so that the wires are placed parallel to the axis of the lead screw, the nuts are proximate / separated from each other according to the rotation of the lead screw, thus Will be released or pulled.

That is, a pair of nuts 132c are engaged with the lead screw, and a pair of nuts 132c are proximate / separated in conjunction with rotation of the lead screw, and a wire or an operation cable C1 connected to each nut 132c. , C2, C3 through the operating force is transmitted to each of the surgical member (31, 32, 33), is configured to operate the surgical member (31, 32, 33). On the other hand, one or more rollers (see 'R' in Figure 10 (c)) may be installed in the housing so that the wires connected to each nut is connected to each surgical member through the shaft.

Meanwhile, in the drawings of (a), (b), and (c) of FIG. 10, the configuration in which the number of the operation cables including the drivers 136 is five is illustrated. Can be configured. That is, the three drivers 136 and three operation cable pairs may be configured to operate only the three surgical members 31, 32, and 33 described above. In addition to the three, the surgical member is further included, or driven to rotate the body 23 equipped with the surgical members 31, 32, and 33 in FIG. 9 about the 'K' axis with respect to the tubular member 21. The ruler and manipulation cable pairs may be further configured. According to the number of surgical members or the operation configuration of the effector, the number of operation cables including the drivers 136 may be appropriately changed.

When the driver 136 is formed in the shape of a slider as shown in FIG. 10D, the actuator may also be implemented in the shape of a slider ('D' in FIG. 10), and the driving slider may be coupled to the actuator to form a predetermined section. The driving force can be transmitted by reciprocating the inside. As the instrument 20A is mounted to the robot arm 100, the drive slider is coupled to the actuator, and the drive slider is also operated according to the operation of the actuator. The link part 132b is connected to the slider, so that the link part 132b operates according to the reciprocating motion of the slider, and through the wire or operation cable connected to the link part 132b, Operation force is transmitted to each part, the surgical member (31, 32, 33) is operated.

On the other hand, Figure 10 (d) is an embodiment in which a single wire or operation cable is configured to be connected to each of the surgical member (31, 32, 33), two operation cable (C) in pairs and one surgical member It can be configured to be connected to. Unlike this, one operation cable C is configured to be connected to one surgical member, and each surgical member is provided with an elastic means to rotate the operation member in a direction opposite to the pulling force of the operation cable C. It is also possible.

In addition, (d) of Figure 10, when using a wire or operation cable of a single wire, the surgical member (31, 32, 33) having a structure as shown in Figure 16 by making the wire or cable of a rigid material It is also possible to configure to transmit the operating force by connecting to).

Such a coupling method between the actuator and the driver 136 and the driving force transmission mechanism accommodated in the driver 136 and the housing 130 may be combined with the various embodiments shown in FIG. 10 or other known power transmission mechanisms. It may be configured by using or in combination.

In addition, the structure of the instrument operation drive unit according to the present invention as described above is just one example, it can be configured in various ways by applying a known drive operation structure, such as US Patent No. 5,792,135, the above is applied to the robot surgical instrument Although the case has been described by way of example, even when applied to a hand-held surgical instrument may also be configured by applying the configuration of a known operation drive unit.

<Example of Second Group>

11 to 14 are perspective views (FIG. 11) showing the second embodiment of the present invention, an exploded perspective view of main parts (FIG. 12), and scissors and forceps using state diagrams (FIGS. 13 and 14).

And, Figure 15 is a view showing a modified embodiment configured by modifying the second embodiment of the present invention.

As illustrated in these figures, the embodiment of the second group is different from the embodiment of the first group described above, in which three surgical members 31, 32, and 33 are arranged on the same axis 30a. Show them.

11 to 14, a second embodiment of the present invention will be described. For reference, repeated descriptions of components similar to those of the first group described above will be omitted. In addition, since a well-known instrument driving apparatus including the instrument driving operation unit as illustrated in FIGS. 9 to 10 may be used, a drawing example and a description thereof will be omitted.

The instrument 20D of the second embodiment of the present invention is provided with three surgical members 31, 32, 33 disposed on the same axis at the end of the body 23.

The first surgical member 31 and the second surgical member 32 are combined with each other to form one surgical operation pair, and the second surgical member 32 and the third surgical member 33 are combined with each other to perform another surgical operation. Construct a pair.

In the drawing, the first surgical member 31 and the second surgical member 32 are used as scissors, and the second surgical member 32 and the third surgical member 33 are used as tongs. 13 shows the use of scissors, and FIG. 14 shows the use of forceps.

This use state is only one example, and as described in the first embodiment of the present invention, each surgical member 31, 32, 33 if two surgical members can be used as a pair of operation work that can be used as a pair Of course, the configuration of the tool portions 31b, 32b, and 33b) can be changed and implemented in various ways.

In addition, the configuration of the operation cables (C1, C2, C3) for operating the respective surgical members (31, 32, 33) can also be appropriately changed by applying a known operation configuration and a new operation configuration according to the implementation conditions. Can be.

Meanwhile, FIG. 15 illustrates a configuration in which two tool parts 32A and 32B are provided together on one surgical member 32. That is, in the above-described embodiments, one tool part 32b is configured on the second surgical member 32, and the tool part 32b is provided with a scissors part or a tong part together. In the instrument 20E, two tool parts 32A and 32B are formed on the second surgical member 32, one to be used as the scissors tool part 32B, and the other to be used as the tong tool part 32A. Show the possible configurations.

At this time, the housing 26 of the body 23 is configured so as not to interfere with other structures in the interior of the housing 26 when either of the tool portion 32A or 32B in the second surgical member 32. It is desirable to.

It is also possible to configure the second surgical member 32, that is, the first surgical member 31 or the third surgical member 33, as described above, to have a plurality of tools as described above. .

<Example of Third Group>

16 to 21 are exploded perspective views of the main parts (Fig. 16) showing the third embodiment of the present invention, exploded perspective views of the main parts (Fig. 17) showing the fourth embodiment of the present invention, and the third and fourth embodiments. An illustration of one embodiment of a drive unit for driving an example instrument (FIG. 18), an exploded perspective view of a main part (FIG. 19) showing a fifth embodiment according to the present invention, and an exploded perspective view of a main part (6) showing a sixth embodiment according to the present invention. 20) is a view (Fig. 21) of one embodiment of a drive unit for driving the instruments of these fifth and sixth embodiments.

As illustrated in these figures, the embodiments of the third group, unlike the embodiments of the first and second groups described above, use the surgical member 31 using an operation rod (wire) or an operation rotation operation shaft instead of an operation cable. , 32, 33 show embodiments for rotating operation. The drawings exemplified for explaining the third group embodiments will be described by applying to the structure of the first embodiment of the present invention, but the operation rods to be described in the group of the present embodiment instead of the operation cable are also described in other embodiments described above. Or it can be easily carried out by applying the rotation operation shaft structure in the same way. The drawings and description thereof will be omitted.

Referring to Fig. 16, a third embodiment of the present invention will be described.

The instrument 20F of the third embodiment of the present invention is configured to rotate each of the surgical members 31, 32, and 33 using the respective operating rods R1, R2, and R3.

That is, each surgical member (31, 32, 33) is provided with a rotating body portion 310, 320, 330 rotatably mounted to the body through the first shaft (30a) or the second shaft (30b), respectively The operating rods R1, R2, and R3 are connected to the rotating bodies 310, 320, and 330 through respective pivot joints P. FIG. Each of the manipulation rods R1, R2, and R3 is configured to rotate the respective surgical members 31, 32, 33 by linearly moving by the manipulation drive unit as illustrated in FIG.

In the rotating body portions 310, 320, and 330 of each of the surgical members 31, 32, and 33, the tool portions 31b, 32b, and 33b in which surgery is performed in contact with or in proximity to human tissues are described with the above-described embodiments. Configured identically or similarly. The other configuration may be configured similarly to the configuration of the above-described first embodiment, and thus repeated description thereof will be omitted.

Since each of the operating rods R1, R2, and R3 of the third embodiment is formed in a straight structure, it is preferable that the operating rods R1, R2, and R3 be formed of a material having some elasticity. Moreover, it can also be comprised by connecting by the joint structure which can rotate to any intermediate part (preferably the part near a surgical member) of each operation rod R1, R2, R3.

FIG. 17 illustrates a structure that uses a manipulation rod as illustrated in FIG. 16, but does not limit the rotation range of each surgical member 31, 32, 33.

The instrument 20G of the fourth embodiment of the present invention as shown in FIG. 17 is configured to rotate each surgical member 31, 32, 33 using the crankshaft manipulation rods CR1, CR2, CR3. do.

The crankshaft-type operating rods CR1, CR2, and CR3 are connected to the rotating body portions 311, 321, and 331 of the respective surgical members 31, 32, and 33 to transmit the operating force, and the operating rods CR1, CR2, and CR3. Since all of the connection method can be configured the same, it will be described based on the part connected to the second surgical member (32). The portion a connected to the rotating body portion 321 of the second surgical member 32 is connected so that relative rotation is impossible, and the connecting portions of b and c of the rod are connected to allow relative rotation. Therefore, when the operating rod guided by the guide 25 moves linearly, the rod between a and b is configured to rotate the second surgical member 32 by 360 degrees while rotating about the portion a. The first surgical member 31 and the third surgical member 33 are also configured to rotate in the same manner.

The guide 25 is preferably configured to guide the linear movement of the operating rods CR1, CR2, CR3 on the body side of the effector.

As such, by using the crankshaft operation rods CR1, CR2, and CR3, each of the surgical members 31, 32, and 33 can be rotated 360 degrees, so that the angle of use of the surgical members can be varied. The used surgical members can be used more easily while the used surgical members are folded.

Since other configurations can be configured similarly to the configurations of the first and third embodiments described above, repeated descriptions are omitted.

FIG. 18 is a view showing an embodiment of an operation driver for driving the instruments of the third and fourth embodiments as described above, and the driver 136 in the housing 130 by the drive driver E such as a motor. Rotating), the operating rod (R1, R2, R3 or CR1, CR2, CR3) connected to each surgical member (31, 32, 33; see Figs. 16 and 17) is a linear movement to transfer the operating force. At this time, power transmission between the driver 136 and the operating rod can be enabled using the rack 142 and the pinion 141, as illustrated in the figure.

In addition, if the structure can transmit the operating force to each of the surgical member (31, 32, 33) by linearly moving the operating rod (R1, R2, R3 or CR1, CR2, CR3), it can be configured by applying a variety of known linear exercise equipment Can be.

Now, with reference to Figs. 19 to 21, a structure for operating each surgical member by using a rotation operation shaft will be described.

19 and 20, a fifth embodiment and a sixth embodiment of the present invention will be described.

The instrument 20H of the fifth embodiment of the present invention is configured to rotate each of the surgical members 31, 32, and 33 using the respective rotary operation shafts S1, S2, S3.

Each surgical member 31, 32, 33 is provided with a rotating body portion 312, 322, 332 rotatably mounted to the body through the first shaft (30a) or the second shaft (30b), each of the rotating body portion The 312, 322, 332 and the rotation operation shafts S1, S2, and S3 are configured to transmit rotational force through the bevel gears 314, 324, 334.

The instrument 20I of the sixth embodiment of the present invention is also configured to rotate each of the surgical members 31, 32, and 33 by using the respective rotary operation shafts S1 ', S2', and S3 '. The shafts S1 ', S2', and S3 'and the respective rotating body portions 313, 323, and 333 are configured to transmit rotational manipulation forces in the manner of the worm gears 315, 325, and 335.

FIG. 21 is a view showing an embodiment of a driving unit for driving the instruments of the fifth and sixth embodiments as described above, and the driver 136 in the housing 130 by the driving driver F such as a motor. When is rotated, the rotary operation shaft (S1, S2, S3) connected to each surgical member (31, 32, 33; see Figs. 19 and 20) is rotated to transmit a driving force to each surgical member. At this time, the power transmission between the driver 136 and the rotary operation shaft (S1, S2, S3) can be enabled by applying the bevel gear 150 method as illustrated in the figure.

Of course, it is also possible to rotate each rotation operation shaft S1, S2, S3 directly using a small motor etc.

As described above, the third to sixth embodiments of the present invention have described embodiments configured to rotationally drive each of the surgical members using a manipulation rod or a rotation manipulation shaft. It is possible to mix and apply, or to combine the operation cable system described in the first and second embodiments of the present invention together.

<Other Embodiments>

In addition to the embodiment of the first group, the embodiment of the second group, and the embodiment of the third group as described above, various embodiments can be configured by applying the technical idea of the present invention. Other embodiments to be described below may be easily implemented by those of ordinary skill in the art through the drawings or detailed descriptions of the various embodiments described above, without exemplifying the drawings. It abbreviate | omits and abbreviate | omits the structure of each Example.

While the various embodiments of the present invention described above illustrate a configuration using three surgical members 31, 32, and 33, four or more surgical members may be combined with each other.

In addition, it is also possible to omit a shared surgical member (for example 32) to have two or more functions in one surgical member, and to configure two or more pairs of independent surgical operation pairs using four or more surgical members. Do.

In addition, at least one of the plurality of surgical members may be configured to be used alone without being paired with other surgical members. That is, when composed of three operating members, one surgical member can be used as a cutter or awl, and the other two operating members can be configured to form one surgical operation pair such as scissors or forceps.

As described above, the technical idea described in various embodiments of the present invention may be implemented independently, or may be combined with each other. In addition, the present invention has been described through the embodiments described in the drawings and the detailed description of the invention, which is merely exemplary, and those skilled in the art to which the present invention pertains various modifications and equivalent other embodiments therefrom It is possible. Therefore, the technical protection scope of the present invention will be defined by the appended claims.

1 is a perspective view showing an instrument disclosed in US Pat. No. 5,797,900.

Figure 2 is a perspective view of the instrument of the first embodiment according to the present invention.

Figure 3 is an exploded perspective view of the main part of the instrument of the first embodiment according to the present invention.

Figure 4 is a perspective view showing a state using the instrument of the first embodiment according to the present invention with scissors.

5 is a perspective view showing a state using the instrument of the first embodiment according to the present invention as a forceps.

6 is a perspective view showing a modified embodiment configured by modifying the first embodiment of the present invention.

7 is a plan view showing another modified embodiment configured by modifying the first embodiment of the present invention.

8 is an exploded perspective view showing the embodiment shown in FIG.

Figure 9 is a schematic diagram showing a connection state when applying the instrument according to the present invention surgical robot.

FIG. 10 is a view illustrating an internal structure of the housing of FIG. 9, and are exemplary views illustrating various embodiments of a drive unit structure applicable to the instrument of the present invention.

11 is a perspective view showing an instrument of a second embodiment according to the present invention.

12 is an exploded perspective view of a main part of the instrument of the second embodiment according to the present invention.

Figure 13 is a perspective view showing a state using the instrument of the second embodiment according to the present invention with scissors.

14 is a perspective view showing a state using the instrument of the second embodiment according to the present invention as a forceps.

15 is a perspective view showing a modified embodiment configured by modifying the second embodiment of the present invention.

16 is an exploded perspective view of a main part of the instrument of the third embodiment according to the present invention.

17 is an exploded perspective view of a main part of the instrument of the fourth embodiment according to the present invention.

18 is a block diagram showing an embodiment of a drive unit for driving the instruments of the third and fourth embodiments according to the present invention.

19 is an exploded perspective view of a main part of the instrument of the fifth embodiment according to the present invention.

20 is an exploded perspective view of a main part of the instrument of the sixth embodiment according to the present invention.

21 is a block diagram showing an embodiment of a drive unit for driving the instruments of the fifth embodiment and the sixth embodiment according to the present invention.

<Explanation of symbols for the main parts of the drawings>

20A, 20B, 20C, 20D, 20E: Instruments of Each Example

21: pipe member 23: body

26, 27: storage

30a, 30b: 1st axis, 2nd axis

31, 32, 33: 1st, 2nd, 3rd surgical member

31a, 32a, 33a: rotating body part

31b, 32b, 33b: tool section

C1, C2, C3: Operation Cable

R1, R2, R3, CR1, CR2, CR3: Operation Load

S1, S2, S3: Rotating Operation Shaft

Claims (18)

  1. Inside the end of the body, a plurality of surgical members are mounted on the first axis and the second axis arranged in the direction orthogonal to each other and are operated according to the operator's operation to perform the operation,
    The body is formed on the upper and lower sides of each of the support portion for supporting the surgical member mounted to the first axis and the first axis, and either of the support portion of the two side support respectively mounted on the second axis and the second axis It is configured to include a vertical support for supporting the member,
    Three or more surgical members are mounted on both the first and second axes, and at least one surgical member (hereinafter, referred to as a 'shared surgical member') is configured to form a plurality of surgical operation pairs. Instruments of a surgical device, characterized in that configured to implement a plurality of surgical operation pairs in pairs with.
  2. The method according to claim 1,
    The instrument of the surgical surgical device, characterized in that configured to implement a surgical operation pair while pairing each other with the surgical member rotating about the first axis and the surgical member rotating around the second axis.
  3. The method according to claim 1,
    Between the two support parts, two surgical members rotating about the first axis are mounted side by side to implement one surgical operation pair,
    Between the upper and lower support portions, a surgical member is mounted to rotate about a second axis is configured to implement a pair of surgical operation paired with each other with a shared surgical member that rotates around the first axis, the surgical device, characterized in that Instruments.
  4. The method according to any one of claims 1 to 3,
    Each of the surgical member,
    Surgical device comprising a rotating body portion rotatably mounted on the body through a first axis or a second axis, and a tool portion protruding from the rotating body portion to perform surgery in a state of being inserted into or close to human tissue. Instruments.
  5. The method according to claim 4,
    And the rotating body portion is configured to rotate by an operation cable connected through the body.
  6. The method according to claim 4,
    The rotating body portion is an instrument of a surgical device, characterized in that configured to rotate by linear movement of the operating rod connected through the body.
  7. The method according to claim 6,
    The manipulation rod is an instrument of a surgical device, characterized in that the crankshaft structure is connected to the rotating body portion configured to rotate the surgical member 360 degrees.
  8. The method according to claim 6,
    The rotating body portion is an instrument of a surgical device, characterized in that configured to rotate by the rotational movement of the rotary operating shaft connected through the body.
  9. The method according to claim 8,
    The rotating operation shaft and the rotating body portion is an instrument of a surgical device, characterized in that configured to transmit the rotational force is connected to the bevel gear or worm gear structure.
  10. The method according to claim 4,
    The at least one rotating body portion is an instrument of a surgical instrument, characterized in that installed in a state in which a portion is inserted into another rotating body portion arranged on a different axis.
  11. The method according to any one of claims 1 to 3,
    The shared surgical member, the instrument of the surgical operation device, characterized in that a plurality of tool parts respectively configured to correspond to the tool portion of the relative surgical member to form a different operation member and a surgical operation pair.
  12. The method according to any one of claims 1 to 3,
    At least one of the surgical member is an instrument of a surgical device, characterized in that configured to be used as a single surgical member.
  13. The method according to any one of claims 1 to 3,
    The body of the surgical surgical device, characterized in that the body having a receiving portion for storing at least one of the plurality of surgical members folded.
  14. The method according to any one of claims 1 to 3,
    The instrument is an instrument of a surgical instrument, characterized in that mounted on a surgical robot (robot) or a hand-held surgical instruments.
  15. delete
  16. delete
  17. delete
  18. delete
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WO2013032200A2 (en) * 2011-08-26 2013-03-07 Shin Jae Hyuk Punch for spinal surgery
KR20140096683A (en) * 2013-01-28 2014-08-06 윤은석 Decelerator
KR101458067B1 (en) 2006-06-05 2014-11-04 세녹스, 아이엔씨 Biopsy System With Integrated Ultrasonic Imaging
KR101571260B1 (en) 2012-04-20 2015-11-23 아에스쿨랍 아게 Medical tft instrument having a pivotable electrode bearing

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KR101384776B1 (en) * 2012-08-07 2014-04-14 한국과학기술원 Surgical Robot Hand with Decoupled Wrist Structure
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Publication number Priority date Publication date Assignee Title
KR101458067B1 (en) 2006-06-05 2014-11-04 세녹스, 아이엔씨 Biopsy System With Integrated Ultrasonic Imaging
KR101123129B1 (en) * 2010-03-31 2012-03-20 한양대학교 산학협력단 Robot arm and surgical robot therewith
WO2013032200A2 (en) * 2011-08-26 2013-03-07 Shin Jae Hyuk Punch for spinal surgery
WO2013032200A3 (en) * 2011-08-26 2013-05-10 Shin Jae Hyuk Punch for spinal surgery
KR101571260B1 (en) 2012-04-20 2015-11-23 아에스쿨랍 아게 Medical tft instrument having a pivotable electrode bearing
KR20140096683A (en) * 2013-01-28 2014-08-06 윤은석 Decelerator
KR101595845B1 (en) * 2013-01-28 2016-02-19 윤은석 Decelerator

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