KR20230099379A - A Filter Embedded Type of a Surgical Device for Discharging a Gas - Google Patents

Abstract

The present invention relates to a surgical instrument having a built-in filter gas intake structure. A surgical tool with a built-in filter gas intake structure includes an induction body 12 for introducing gas generated during coagulation or incision while inducing a contact tip 13 for coagulation or incision; A handle case 11 connected to the induction body 12 and having a filter disposed therein; and a suction unit connected to the handle case 11 and discharging the introduced gas through the filter module 14 .

Description

A filter embedded type of a surgical device for discharging a gas}

The present invention relates to a surgical instrument having a built-in filter gas intake structure, and more specifically, to a surgical instrument having a built-in filter gas intake structure capable of inhaling and removing gas generated during a surgical procedure.

During surgery, a part of a body part may be incised, and after the incision, blood vessels may be coagulated with ultrasonic energy or electrical energy for hemostasis or similar purposes. In this process, smoke may be generated, and gas containing various odor components generated from inside the human body may leak to the outside through the incision. Smoke may obscure the view during surgery, and odor components may adversely affect the operator. Therefore, it is necessary to ensure that gaseous components including smoke are discharged through a defined discharge path. International Publication No. WO 2007/070570 discloses a waste collection and disposal system for collecting and disposing of waste materials such as bodily fluids generated during medical procedures in hospitals, for example. In addition, Patent Publication No. 10-2016-0138852 discloses a harmful gas filter device for a surgical trocar set. Gas containing smoke generated in the surgical process is discharged to the outside at the same time as it is generated, and at the same time, it is necessary to have a simple structure. However, the prior art does not disclose a surgical device for removing gases including smoke having such a structure.

The present invention is to solve the problems of the prior art and has the following object.

Prior Art 1: International Publication No. WO 2007/070570 (Stricker Corporation, published on Jun. 21, 2007) Medical/surgical smoke exhauster including internal sensor and smoke filter Prior Art 2: Patent Publication No. 10-2016-0138852 (Lee Byung-gap, published on December 6, 2016) Harmful gas filter device for surgical trocar set

An object of the present invention is to provide a surgical device having a built-in filter gas intake structure that allows gases containing various types of odor components generated during surgical incision or coagulation to be discharged to the outside through a predetermined path.

According to a preferred embodiment of the present invention, a surgical tool having a built-in filter gas intake structure includes an induction body for introducing gas generated during coagulation or incision while inducing a contact tip for coagulation or incision; A handle case connected to the induction body and having a filter disposed therein; and a suction unit connected to the handle case and discharging the introduced gas through the filter module.

According to another preferred embodiment of the invention, the suction means is a gas suction pump.

According to another preferred embodiment of the present invention, the suction means is operated in synchronization with the surgical tip or continuously.

According to the present invention, in the surgical device having a built-in filter gas suction structure, gas including smoke generated in the process of coagulation of an incised human body part by electric energy such as ultrasonic energy or high frequency energy is generated and a path is determined at the same time. to be discharged along the As a result, it is possible to prevent obstruction of vision by smoke during surgery and to prevent gas containing odor from leaking to the outside and affecting the operator. The surgical device according to the present invention can be applied to various types of surgical devices that require gas discharge during surgery, including a pen-shaped incision and coagulation surgical device, and the present invention is not limited thereto.

1 shows an embodiment of a surgical instrument having a built-in filter gas intake structure according to the present invention.
Figure 2 shows an embodiment of a gas pump that is connected to a surgical instrument according to the present invention to inhale and discharge gas.
3 shows another embodiment of a surgical instrument according to the present invention.
Figure 4 shows an embodiment of the operating process of the surgical instrument according to the present invention.

Below, the present invention will be described in detail with reference to the embodiments presented in the accompanying drawings, but the embodiments are for a clear understanding of the present invention, and the present invention is not limited thereto. In the following description, components having the same reference numerals in different drawings have similar functions, so repeated descriptions are not made unless necessary for understanding the invention, and well-known components are briefly described or omitted, but the present invention It should not be understood as being excluded from the embodiment of.

1 shows an embodiment of a surgical instrument having a built-in filter gas intake structure according to the present invention.

Referring to FIG. 1 , a surgical device having a built-in filter gas intake structure includes an induction body 12 for introducing gas generated during coagulation or incision while inducing a contact tip 13 for coagulation or incision; A handle case 11 connected to the induction body 12 and having a filter module disposed therein; and a suction unit connected to the handle case 11 and discharging the introduced gas through the filter module 14 .

The surgical device may have a function of incising or coagulating a body part by being inserted into the human body during a surgical procedure such as laparoscopic surgery. For example, the surgical device may have a function of coagulating blood vessels at the incision site by generating heat with high-frequency electrical energy or ultrasonic energy to stop bleeding at the incision site while incising tissues inside the human body during abdominal surgery. The coagulation means may be, for example, a contact tip 13 having a cutter shape capable of cutting and coagulating by applying electric energy or ultrasonic energy, such as a bovie tip. The contact tip 13 extends along the inside of the induction body 12 and protrudes to the outside of the induction body 12 to make an incision or coagulation by contacting a blood vessel or a human surgical site during a surgical procedure. The induction body 12 may have a hollow cylindrical shape and may have a function of introducing gas containing odor components generated during the incision or solidification process into the inside of the surgical tool while guiding the contact tip 13 . Specifically, the induction body 12 is made of a transparent material while being a hollow cylinder shape inlet body 122; and an extension block 121 connecting the inlet body 122 and the handle case 11. The inner diameter of the inlet body 122 may be sufficiently larger than the diameter of the contact tip 13 extending linearly along the inside of the inlet body 122 and protruding outward. Due to this difference in diameter, an inlet through which gas can be introduced may be formed at the end of the inlet body 122 . The gas introduced through the inlet flows along the inside of the inlet body 122, flows along the handle case 11, and may be guided to a suction unit via the filter module 14 and the discharge hose 15. The inlet body 122 may have a hollow cylinder shape as a whole and may be coupled so as to be adjustable in length with respect to the extension block 121 extending to increase in diameter while having a hollow cylinder shape. For example, the coupling portion of the inlet body 122 may be screwed or slidingly coupled to the extension block 121 to form a locking portion. When the length of the screw coupling or the sliding coupling is adjusted to a predetermined length, rotation or sliding movement may be limited by the locking tab. By adjusting the length, the level at which gas is introduced can be adjusted according to the surgical site or surgical method. Adjustment of the length of the inlet body 122 can be made in various ways, and the present invention is not limited thereby.

A hollow cylindrical handle case 11 may extend from the extension block 121 , and a conductive member may extend along the inside of the handle case 11 and be connected to the contact tip 13 . An accommodating space may be formed inside the handle case 11, and elements or parts required for operation may be disposed in the accommodating space while flowing gas introduced through an inlet of the accommodating space. A filter module 14 may be disposed inside the handle case 11, 11, and a discharge hose 15 may be connected to the rear of the handle case 11, and the discharge hose 15 may flow along the inside of the handle case 11. may have various structures capable of flowing. The discharge hose 15 may be made of various structures capable of extensible gas flow, and the present invention is not limited thereby. A cable for power supply or data transmission and reception may be disposed along the inside of the discharge hose 15 or on the outer circumferential surface of the discharge hose 15, the discharge hose 15 may be connected to the connector 16, and the connector ( 16), a power connection means (CT) for supplying power may be connected to the cable. In addition, a fastening tab 17 may be formed at one end of the connector 16, and the fastening tab 17 may be connected to a suction pump. Gas flowing along the inside of the handle case 11 by the operation of the suction pump flows into the inside of the suction pump via the discharge hose 15 and the connector 16, is filtered, and is discharged to the outside. Hereinafter, an embodiment of a suction pump having such a function will be described again.

Various operating means for operating the surgical instrument may be disposed in the handle case 11 . For example, an incision switch 18a for proceeding with an incision process or a coagulation switch 18b for proceeding with a coagulation process may be disposed. Ultrasound, high frequency, or similar coagulation energy may be applied to the incised or cut site by the operation of the coagulation switch 18b. Various types of switches for operating procedures may be disposed on the operating body, and the present invention is not limited thereby.

Figure 2 shows an embodiment of a gas pump that is connected to a surgical instrument according to the present invention to inhale and discharge gas.

Referring to FIG. 2 , the suction unit is a suction pump 20 . The suction pump 20 may be disposed inside the housing 21 having a hexahedral box shape as a whole, and an inlet port 22 may be formed on one side of the housing 21 . The above-described fastening tab 17 is coupled to the inlet port 22 so that gas can be introduced into the housing 21 . The suction pump 20 may have a function of a control device for operating a surgical tool, and may have a structure in which the suction pump 20 is built into the control device. A screen 23 displaying the operation status of the surgical instrument or the operation status of the suction pump 20 may be disposed on the front surface of the housing 21, and the detection sensor 24 on the side of the housing 21 can be placed. The detection sensor 24 can detect the operational state of the surgical instrument, for example whether the coagulation switch 18b has been actuated. It can be connected between the detection sensor 24 and the actuating means of the detection line 25 for detection of the actuating means of the coagulation switch 18b or other actuating means. A pump module may be disposed inside the housing 21, and the pump module may be a compressor capable of sucking gas or a gas suction pump similar to a vacuum pump. The pump module may be, for example, a piston pump capable of sucking gas, a gas diaphragm pump, a rotary vane pump, a linear pump, or a reciprocating piston pump, but is not limited thereto. According to one embodiment of the present invention, the pump module may be operated in synchronization with the operating means, and may be synchronized based on information detected by the detection sensor 24. For example, the pump module can be operated in synchronization with the solidification process. Specifically, when the operation of the coagulation switch is detected by the detection sensor 24, the operation of the pump module may be automatically initiated. For example, when the operation of the coagulation switch is detected by the detection sensor 24, the pump module may be automatically operated when 2 to 5 seconds have elapsed after the start of detection. The detection sensor 24 may detect, for example, generation of a microcurrent generated according to the operation of the coagulation switch. When such a microcurrent is detected by the detection sensor 24, the operation of the pump module may be started, whereby smoke or gas containing odor generated during the coagulation process flows into the surgical instrument and is guided to the housing. can Disruption of the operation of the coagulation switch may be detected by the detection sensor 24, and the pump module may continue to operate for 3 to 5 seconds after the interruption is detected. Alternatively, the pump module may be forcibly operated according to the operation of the discharge switch. Gas introduced into the pump module may be discharged through the outlet 27 disposed on the rear surface of the housing 21 . The discharge port 27 may be made of various structures such as a plurality of slit structures or a plurality of discharge hole structures, and thus the present invention is not limited thereto. A cable (W) for supplying power for operation of the suction pump 20 may be connected to the rear surface of the housing 21 or another suitable location. Various types of filter modules may be disposed at the outlet 27 according to needs or operating environments. For example, a filter module such as a replaceable carbon filter or an activated carbon filter may be disposed inside the outlet 27 . Various types of filter modules may be disposed according to surgical environments, and the present invention is not limited thereto.

3 shows another embodiment of a surgical instrument according to the present invention.

Referring to FIG. 3, the surgical instrument includes a handle case 11 (11a, 11b) with an accommodation space formed therein while an induction path 112 is formed; A filter module 14 into which gas containing foreign substances flowing through the induction path 112 is introduced while being disposed inside the handle cases 11a and 11b; and gas flow means (32a, 32b) disposed in front or behind the filter module (14). The surgical device may have a function of coagulating blood vessels at the incision site by generating heat with high-frequency electrical energy or ultrasonic energy to stop bleeding at the incision site while incising tissues inside the human body during abdominal surgery. The coagulation unit may be, for example, a contact tip 13 capable of cutting and coagulating by applying electrical energy or ultrasonic energy, such as a bovie tip. The handle cases 11a and 11b may have a hollow cylinder shape or a pen shape, and may have an open front end structure. The handle cases 11a and 11b may have various structures that can be held and handled in the hand during surgery, and may have a structure in which the first and second handle cases 11a and 11b having the same or similar structure are combined. . Accommodating spaces may be formed inside the handle cases 11a and 11b, and guide paths 112 may be formed in at least one of the handle cases 11a and 11b. The induction path 112 may have a structure extending from the inlet 111 formed at the front of the handle cases 11a and 11b to the front of the filter module 14 . Front portions of the handle cases 11a and 11b may have an open shape, and an extension block 121 may be coupled to the front portions of the handle cases 11a and 11b, and the inlet body 122 may be coupled to the extension block 121. ) can be combined so that the length can be adjusted. The contact tip 13 may be coupled and fixed to the inside of the inflow body 122 or the handle cases 11a and 11b by various types of fixing means 123, and the contact tips 13 having different structures It may be coupled to the fixing means 123. Electrical energy or ultrasonic energy may be transmitted to the contact tip 13, and a blood vessel or similar body part may be cut or coagulated by the contact tip 13. In addition, odorous substances, smoke, or similar foreign substances may be generated during the incision or coagulation process. In this way, odor components or smoke generated inside the human body during the surgical procedure may adversely affect the operator or assistant while including harmful substances. Therefore, it is necessary to discharge gas containing smoke or odor to the outside in a way that does not affect the surgical procedure. It is advantageous that such a gas is guided to the outside immediately after being generated and guided along a closed induction path. To this end, the gas may be guided to the outside through a separately installed inhalation means and treated. However, when a separate suction unit is installed, the operation space becomes narrow as the apparatus for surgery becomes complicated. According to one embodiment of the present invention in order to solve this disadvantage, gas generated from the surgical site of the human body during a surgical procedure including smoke or smell is removed from the front side of the handle cases 11a and 11b or the inlet body 122. It is introduced through the inlet 111 formed in the handle cases 11a and 11b and is moved through the guide path 112 formed along the inside of the handle cases 11a and 11b to be guided to the filter module 14. As the gas flows along the filter module 14, smoke components, odor components, or similar foreign substances may be removed. And the gas that has passed through the filter module 14 can be led to the suction pump via the discharge hose as described above. The filter module 14 may be, for example, an activated carbon filter (ACF); A pre-filter made of polypropylene or polyethylene; Ultra Low Penetration Air (ULPA) filters; or a plurality of filters such as DNA filters. A plurality of filters may be made in a layered structure, and a plurality of filters may be overlapped with each other to form a filter module and disposed inside the handle cases 11a and 11b. A pair of fixing tabs may be formed inside the handle cases 11a and 11b to extend circularly along the inner circumferential surface, and the filter module 14 is attached to the handle cases 11a and 11b by the fixing tabs. It can filter all flowing gases while being stably fixed inside. Optionally, gas flow means 32a, 32b may be installed in front or behind the filter module 14. The gas flow means 32a, 32b may include a driving motor or a rotating fan rotated by the driving motor. The gas flow means 32a and 32b may be combined with the filter module 14 to have an independent module structure, and the filter module 14 may have a replaceable structure. The front ends of the handle cases 11a and 11b may have a hollow cylindrical shape extending to a constant diameter after the diameter is reduced, and the rear parts of the handle cases 11a and 11b form a conical closed structure. It can be formed so that the discharge hose can be connected while doing so. Middle portions of the handle cases 11a and 11b may have a hollow cylinder shape with a constant diameter, and a switch module 19 composed of a cut switch 18a and a solidification switch 18b may be coupled to the middle portion. . A filter area may be formed in front or behind the switch module, and the filter module 14 and gas flow means 32a, 32b may be disposed inside the filter area. The gas flow means 32a, 32b may or may not be coupled to the filter module 14. When the gas flow means 32a, 32b are engaged, the power supply cable 33 is discharged to the rear of the handle case 11a, 11b and can be disposed inside or outside the discharge hose, as described above.

A control board 31 for controlling the operation of the medical device may be disposed inside the handle cases 11a and 11b, and the control board 31 may be electrically connected to the switch module and the wire 33. Various means for operating the surgical instrument may be disposed inside the handle cases 11a and 11b, and the surgical instrument may be connected with an external control device in various ways, and the present invention is not limited thereby.

Figure 4 shows an embodiment of the operating process of the surgical instrument according to the present invention.

Referring to Figure 4, the operating process of the surgical instrument is initiated cutting or coagulation (P41); detecting the operation of the cutting or coagulation process (P42); A step in which the pump is operated according to the synchro setting according to the operation detection (P43); detecting an operating state such as an operating state of the surgical instrument or whether or not gas is introduced (P44); and a step (P45) in which a pump suction operation is executed. During the surgical procedure, for example, the coagulation switch may be operated while the coagulation process may be initiated (P41). As described above, the start of coagulation can be detected by the detection of the microcurrent (P42), and accordingly, the pump can be started to operate according to a preset method (P43). The synchro operation may be performed according to a preset method, and may be performed for 1 to 10 seconds, for example. After that, the surgical procedure or the operation of the surgical instrument is detected (P44), and accordingly, the pump may be synchronized or forcibly operated according to a preset method (P45). The pump may be operated in a variety of ways to suck gas generated during surgery and is not limited to the presented embodiment.

Although the present invention has been described in detail with reference to the presented embodiments above, those skilled in the art will be able to make various modifications and variations without departing from the technical spirit of the present invention with reference to the presented embodiments. . The present invention is not limited by these variations and modifications, but is limited only by the claims appended below.

11: handle case 12: induction body
13: contact tip 14: filter module
15: discharge hose 20: suction pump

Claims (3)

an induction body 12 for introducing gas generated during coagulation or incision while inducing the contact tip 13 for coagulation or incision;
A handle case 11 connected to the induction body 12 and having a filter disposed therein; and
A surgical tool having a built-in filter gas suction structure including a suction means connected to the handle case 11 and discharging the introduced gas via the filter module 14. The surgical tool of claim 1, wherein the suction means is a suction pump (20). The surgical tool of claim 1, wherein the suction means operates in synchronization with the surgical tip 13 or operates continuously.

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