WO2018066869A1 - Detachable surgical gas evacuator for laparoscopic sugery device - Google Patents

Abstract

A detachable surgical gas evacuator for a laparoscopic surgery device is presented. To this end, the present invention comprises: a head part, additionally mounted on a tip part of a surgery device, for suctioning surgical gas generated during the burning and cutting out of lesion tissue from an affected part or the stopping of bleeding; a hose part formed to extend a predetermined length from a rear end portion of the head part and connected and coupled to a separate suction device in order to allow the movement and collection flow of the surgical gas suctioned through the head part to continue; and a flow control valve provided at one side of the hose part such that a user can directly adjust the suction amount of the surgical gas.

Description

Removable Noxious Gas Aspirator for Laparoscopic Surgical Instruments

The present invention relates to a removable noxious gas aspirator for laparoscopic surgery instruments, and more particularly in laparoscopic surgery to be performed without cutting the abdomen, it is used to discharge the noxious gas in the abdominal cavity to the body in a state mounted on the surgical instrument, The present invention relates to a removable noxious gas aspirator for laparoscopic surgical instruments that can be easily mounted / removed.

Laparoscopic surgery refers to microsurgery performed using a laparoscope and a video monitor attached to a special camera without cutting the abdomen.

Compared to laparotomy, patients tend to prefer surgical treatment due to the reduction of pain after surgery, reduction of surgical wounds, low cost, and rapid recovery, and efforts to apply it to various surgical fields are continuously made. to be.

Laparoscopic surgery in the modern sense was based on Laparoscopic Cholecystectomy performed by French doctor Phillip Mouret in 1987.

Laparoscopic surgery for benign diseases such as the gallbladder, adrenal glands, and spleen has been performed in Korea since the early and mid 1990s.

Later, laparoscopic surgery has been replaced by laparoscopic surgery due to the rapid development of the device and the accumulation of experiences, such as enlarged images of abdominal internal organs obtained through special cameras and the introduction of three-dimensional screens. Furthermore, the scope of application extends to some early malignancies.

However, although the convenience of the procedure has been greatly improved by the development of the related art as described above, there is a limit such that the hand cannot be directly used compared to the open surgery, the operation is limited, and requires skill.

In particular, the surgical smoke obstructs the operator's field of vision by removing the lesion tissue (tumor, etc.) with an ultrasonic cutting machine (ultrasound incision coagulation device, etc.) and burning the affected area with an electrocautery. This not only leads to a delay in the operation time but also contains various harmful substances with a bad smell.

Thus, until now, a separate suction (suction / foreign material suction mechanism) to suck the smoke to remove, but the various disadvantages such as the procedure is cumbersome due to the need to use a variety of surgical instruments in laparoscopic surgery I had to take it.

In order to solve this problem, a medical surgical instrument for securing a user's field of view through irradiation of a light source has been disclosed through Korean Patent Registration No. 10-1479686.

1 is a view showing a medical surgical instrument according to the prior art.

As shown, the medical surgical instrument includes a handle assembly 910; A light source unit 920 forming a light source in a state of being connected to one end of the handle assembly 910; A shaft 930 extending from the other end of the handle assembly 910; And a clip assembly 940 mounted at an end of the shaft 930 to grip a lesion.

According to the conventional medical surgical instruments, the lesion portion is gripped by the clip assembly 940, the light source emitted to the front of the device through the shaft 930 in that state irradiates and treats the lesion and at the same time secures the user's field of view Is to make it possible.

However, the irradiation of the light source as described above can only brighten the lesions and can not achieve the removal of harmful smoke (extracorporation), the operation time caused by the difficulty of observing the surgical site caused by the stagnation of harmful smoke in the abdominal cavity Existing problems, such as delays, have remained.

An object of the present invention is to solve the above problems, by removing (inhalation) harmful gas in the abdominal cavity in addition to the surgical instrument attached to the surgical instrument by emitting light in front of the surgical instrument by illuminating In addition, the present invention provides a removable noxious gas aspirator for laparoscopic surgery instruments to facilitate the intraperitoneal field of view including the surgical site.

Another object of the present invention is a removable toxic gas aspirator for laparoscopic surgical instruments that can increase the compatibility to be mounted and used in a variety of surgical instruments regardless of specifications through the configuration of the instrument using a flexible soft material In providing.

Removable noxious gas aspirator for laparoscopic surgical instruments is introduced.

To this end, the present invention for the inhalation of harmful gas generated in the process of burning or cutting the lesion tissue from the affected part, the head portion is attached to the front end of the surgical instrument, the flow of the movement of the harmful gas sucked through the head portion In order to continue, the hose portion is formed to extend a predetermined length from the rear end of the head portion and coupled to a separate suction device, and the flow rate is provided on one side of the hose portion to enable the suction amount control of the harmful gas by the user directly It includes a control valve.

It is characterized in that it further comprises one or more of a plurality of light source body for illuminating in the state provided in the head portion, illuminating the inner space of the abdomen to enable the identification of the surgical site.

The head portion is made of a tubular structure formed through the center through the longitudinal direction of the binding hole that can be inserted through the surgical tool, having the characteristics of shape change and shape restoration to be able to correspond to the various surgical instruments irrespective of the specification It is characterized by being a flexible soft material.

The flow control valve is a tube holder which is assembled and connected to a predetermined portion of the hose portion, and in the state provided inside the tube holder, the rotational operation for varying the degree of opening of the passage formed along the longitudinal direction inside the hose portion And a damper for adjusting the suction force and the suction amount of the harmful gas, and provided at one side of the tube holder for rotational operation of the damper by a user operation, and integrally with the damper by a hinge shaft penetrating the one side of the tube holder. It is characterized by consisting of a control wheel connected.

The light source body is coupled to the front end of the head portion to expose the light emitting portion,

It is characterized in that the light emitting diode for directly converting the current supplied from the outside into light.

In the head portion, a plurality of suction passages are formed parallel to each other along the longitudinal direction with respect to the binding hole, and any one suction passage and the remaining suction passage leading to the hose portion meet each other at an arbitrary point to establish a single path. Characterized in that led to the hose in this state.

The suction passage inner wall surface, characterized in that the reinforcing member made of a harder material than the head portion to reinforce the reinforcement to prevent clogging the hole when the shape of the head portion.

According to the present invention, through the continuous suction (removal) of the harmful gas generated during the laparoscopy procedure, it is possible to solve the problem that it is difficult to secure the field of view due to the stagnation of the harmful gas in the abdominal cavity at once, thereby improving the surgical environment. It is effective to provide.

In addition, the light is radiated to the front of the surgical instrument to brighten the abdominal internal space is effective to ensure a clearer view of the intraperitoneal treatment site.

In addition, according to the adoption of the flexible material exhibiting the elasticity, regardless of the specifications of the surgical instrument is made possible to increase the compatibility that can be easily used for various types of surgical instruments.

In addition, various effects are realized, such as being able to greatly contribute to the development and activation of the surgical field associated with the laparoscope (and endoscope) and the related medical industry.

1 is a configuration example showing a medical surgical instrument according to the prior art.

Figure 2 is a perspective view showing the configuration of the removable toxic gas suction for laparoscopic surgical instruments according to the present invention.

Figure 3a and Figure 3b is a side cross-sectional view and front view showing the internal and external structure of the head portion in the removable toxic gas suction device for laparoscopic surgery instruments according to the present invention.

Figure 4 is a use state diagram showing an embodiment of the removable toxic gas suction for laparoscopic surgical instruments according to the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present invention. First of all, in adding reference numerals to the components of the drawings, it should be noted that the same reference numerals are used as much as possible even if displayed on different drawings. In addition, in describing the present invention, if it is determined that the detailed description of the related well-known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

2 is a perspective view showing the configuration of the removable toxic gas aspirator for laparoscopic surgery instruments according to the present invention, Figures 3a and 3b is the inner part of the head in the removable toxic gas aspirator for laparoscopic surgery instruments according to the present invention Side cross-sectional view and front view showing the external structure, Figure 4 is a state diagram showing an embodiment of the removable toxic gas suction for laparoscopic surgical instruments according to the present invention.

As shown in Figure 2, the removable noxious gas aspirator (A) for laparoscopic surgery instruments according to the present invention, harmful gases (and harmful gas generated in the process of burning or cutting off the lesion tissue from the disseased spot (患部) The head part 1 attached to the distal end of the surgical instrument for the suction of the material, and the head part (1) for continuing the flow of the moving collection of harmful gas sucked through the head part 1. The hose portion 2 is formed to extend a predetermined length from the rear end of 1) and is connected to a separate suction device (not shown), and the suction portion of the harmful gas by the user is provided by being provided at one side of the hose portion 2. It is composed of a flow control valve (3) to enable this directly.

The apparatus further includes one or more light source bodies 4 which emit light in a state provided in the head part 1 and brightly illuminate the abdominal internal space (abdominal cavity) so that the treatment site can be identified. do.

The head portion 1 is mounted to the distal end of the surgical instrument as close as possible to the surgical site to improve the suction and suction power of the harmful gas generated during the laparoscopic surgery.

As shown in Figure 3a, the through-insertable binding hole (1a) of the surgical tool forms a tube-type structure of the through-form formed in the center along the longitudinal direction.

In addition, it is made of a flexible soft material having a characteristic change (elasticity) of the shape change and shape restoration in order to be able to mount corresponding to the specifications (thickness) of the surgical instrument.

In particular, it is preferable to be made of a material harmless to the human body, such as silicone (silicone).

Further, a plurality of suction paths 1b are formed parallel to each other along the longitudinal direction around the binding hole 1a to improve the harmful gas suction capacity.

It is preferable that any one of the suction passages 1b and the remaining suction passages 1b leading to the hose portion 2 are connected to the hose portion 2 in a state where they meet each other at any point and form a single path.

In addition, in order to prevent the suction passage 1b from being clogged during deformation due to the adoption of a soft material, a reinforcing member 11 made of a relatively hard material (synthetic resin, etc.) is padded on the inner wall of the suction passage 1b. It is preferable to.

The hose part 2 is a connecting tube that connects the moving flow of harmful gas initially sucked into the suction path 1b of the head part 1 by the suction device operation to the suction device.

Preferably, the suction passage 1b is formed integrally and continuously from the rear end of the head portion 1, and the passage 2a leading to the suction passage 1b is a flexible suction tube formed therein along the longitudinal direction.

The flow control valve 3 is a means for adjusting the suction force of the noxious gas which is first sucked through the suction path 1b and subsequently moved to the suction device along the passage 2a.

As shown in FIG. 2, the degree of opening of the passage 2a is provided in the state of being provided in the tube holder 31 and the tube holder 31 which are assembled and connected to a predetermined portion of the hose part 2. Damper 32 to adjust the suction force and the suction amount of the harmful gas according to the different rotation operation, and the operation wheel provided on one side of the tube holder 31 for the rotation operation of the damper 32 by a user operation ( 33).

Here, the damper 32 and the operation wheel 33 is integrally connected to each other by a hinge shaft 34 passing through the tube holder 31.

When the damper 32 is rotated together with the operation of the operation wheel 33 according to the user's operation, the opening degree of the passage 2a is changed.

The light source body 4 is an illuminating means for illuminating the inside of the abdominal cavity to facilitate identification of the surgical site by irradiating light toward the front of the head unit 1.

As shown in FIG. 3B, it is preferable that the light emitting part is exposed to the front end of the head part 1 and is a light emitting diode (LED) for directly converting a current supplied from outside into light.

Unexplained symbol (L) is any one of the laparoscopic surgical instruments, and is an electrocautery machine mainly used for hemostasis to burn the affected area where the lesion tissue is excised to prevent bleeding.

Referring to the action of the removable toxic gas aspirator (A) for laparoscopic surgery instruments according to the present invention having the above configuration as follows.

Firstly, surgical instruments used for laparoscopic surgery include trocars for making small holes in the abdomen, trocar tubes for securing holes for inserting surgical instruments into the abdominal cavity, and intraperitoneal. Laparoscopy used to examine the surgical site, forceps used for gripping lesion tissue, ultrasound cutter used to remove (tear and separate) the lesion tissue by converting electrical energy into ultrasonic vibrations, and the lesion tissue removed. And an electrocautery machine used to burn hemostatics.

Laparoscopic surgery is performed using such surgical instruments.

First, a plurality of holes are made in the abdomen of the patient using the trocar, and the trocar tube is inserted in the hole to secure a space for inserting the surgical instruments to be used later in the abdominal cavity.

Then, by injecting carbon dioxide into the abdominal cavity so that the abdomen of the patient is inflated at a constant pressure, to secure the space in the abdominal cavity so as not to be uncomfortable in proceeding laparoscopic surgery.

Next, the laparoscope with the special camera is inserted into any one of the trocar tubes to visually diagnose the surgical site through a separate monitor connected to the laparoscope, and then use the ultrasound cutting machine and the electrocautery to detect the lesion tissue. Excision and hemostatically affected lesion tissue are excised.

At this time, the ultrasonic cutting machine and the electrocauterizer for resecting lesion tissue and hemostasis are based on the method of burning the affected area with ultrasonic energy and thermal energy, and the field of view is secured due to harmful gases (and harmful substances) generated in the process. Difficulty can be solved by using a removable noxious gas aspirator (A) for laparoscopic surgical instruments of the present invention.

For example, as shown in FIG. 4, the head portion 1 of the inhaler A is attached to the tip end portion of the electric cauterizer L, and the hose portion 2 connected to the rear end portion of the head portion 1. ) Is connected to a separate suction device, it is possible to operate the suction device to remove and remove the harmful gas stayed in the abdominal cavity through the inhaler (A) of the present invention.

That is, the harmful gas generated in the process of inserting the inhaler A to which the inhaler A is attached is inserted into the abdominal cavity and burning the affected area where the lesion tissue is excised to the hemostasis of the head part 1 to the intake passage 1b. By being first sucked and subsequently moving to the suction device via the passage 2a of the hose part 2, the harmful gas in the abdominal cavity is removed, thereby enabling the field of vision to be secured.

At this time, the operator directly operates the operation wheel 33 of the flow control valve 3 so that the damper 32 provided in the tube holder 31 rotates in the same direction along the operation wheel 33. In addition, it is possible to adjust the intake amount of the harmful gas by changing the opening degree of the passage (2a).

In addition, by supplying power to the light source body (4) to emit light so that the abdominal cavity is brightly illuminated, it is possible to further improve the field of view securing effect of the surgical site.

In summary, according to the removable toxic gas aspirator (A) for laparoscopic surgery instruments according to the present invention, by immediately and continuously inhaling the harmful gas generated during the laparoscopic surgery to discharge the harmful gas containing harmful substances from the inside of the abdominal cavity immediately In addition, by removing the illumination of the inner space of the abdomen by the light emission, it is possible to solve the difficulty of securing the field of view due to the stagnation of harmful gas in the abdominal cavity.

In addition, according to the adoption of the flexible material exhibiting the elasticity, it is possible to achieve the effect of increasing the compatibility that the inhaler (A) of the present invention can be mounted on all the surgical instruments regardless of the standard.

The above description is merely illustrative of the technical spirit of the present invention, and those skilled in the art to which the present invention pertains various modifications, changes, and substitutions without departing from the essential characteristics of the present invention. will be. Accordingly, the embodiments disclosed in the present invention and the accompanying drawings are not intended to limit the technical spirit of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by the embodiments and the accompanying drawings. . The scope of protection of the present invention should be interpreted by the claims below, and all technical ideas within the scope of the claims should be construed as being included in the scope of the present invention.

Claims (7)

A head portion additionally attached to the distal end of the surgical instrument for inhalation of harmful gas generated in the process of burning or cutting the lesion tissue from the affected part; A hose unit extending in a predetermined length from the rear end of the head unit and connected to a separate suction device in order to continue the flow of the harmful gas suctioned through the head unit; And, And a flow rate control valve provided at one side of the hose part to directly control a suction amount of the noxious gas by the user. The detachable noxious gas suction device for laparoscopic surgery instruments. The method of claim 1, Removable noxious gas suction device for laparoscopic surgery instruments, characterized in that it further comprises; one or more light source body for emitting light in the state provided in the head portion, to illuminate the inner space of the abdomen to be able to identify the treatment site . The method of claim 1, The head portion is made of a tubular structure penetrating through the center in the longitudinal direction of the binding hole that can be inserted through the surgical tool, Removable noxious gas suction device for laparoscopic surgical instruments, characterized in that the flexible material having the characteristics of shape change and shape restoration in order to be able to correspond to the various surgical instruments irrespective of the specifications. The method of claim 1, The flow control valve is a pipe holder which is assembled in conjunction with a predetermined portion of the hose portion; A damper to adjust the suction force and the suction amount of the noxious gas according to a rotational operation in which the opening degree of the passage formed along the longitudinal direction in the hose part is provided inside the tube holder; Laparoscopic surgery, characterized in that the laparoscopic surgery is provided on one side of the tube holder for the rotation operation of the damper by a user operation, the operation wheel is integrally connected to the damper by a hinge shaft penetrating the one side of the tube holder. Removable noxious gas aspirator for instruments. The method of claim 2, The light source body is coupled to the front end of the head portion to expose the light emitting portion, Removable noxious gas suction device for laparoscopic surgical instruments, characterized in that the light-emitting diode to directly convert the current supplied from the outside into light. The method of claim 3, In the head portion, a plurality of suction passages are formed parallel to each other along the longitudinal direction around the binding hole, Removable toxic gas suction for laparoscopic surgical instruments, characterized in that any one of the suction passage and the remaining suction passage leading to the hose portion, to meet with each other at any point to form a single path leading to the hose portion. The method of claim 6, The suction path inner wall surface, characterized in that the reinforcing member made of a harder material than the head portion in order to prevent clogging the hole during the deformation of the head portion is padded, removable toxic gas suction for laparoscopic surgical instruments.

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