WO2018088828A2

WO2018088828A2 - Human body model for practicing thyroidectomy

Info

Publication number: WO2018088828A2
Application number: PCT/KR2017/012700
Authority: WO
Inventors: 이규언; 최준영; 유형원
Original assignee: 서울대학교병원; 서울대학교 산학협력단
Priority date: 2016-11-10
Filing date: 2017-11-10
Publication date: 2018-05-17
Also published as: WO2018088828A3; KR101887228B1; KR20180052267A

Abstract

Disclosed is a human body model for practicing thyroidectomy. This model of a thyroid surgery region may include: larynx model part disposed to extend in the forward and backward directions; a larynx region muscle model part surrounding at least a portion of the area around the larynx model part; a thyroid model part, at least a portion of which is interposed between the larynx model part and the larynx region muscle model part; and a larynx region-accommodating housing having a recessed part which is open on the top side and on the front and back, wherein the larynx model part, the larynx region muscle model part, and the thyroid model part are disposed in the recessed part.

Description

Human body model for thyroidectomy practice

The present application relates to a human model for thyroidectomy practice.

Thyroid nodules, including thyroid cancer and benign thyroid disease, are one of the most incidence diseases and the number of patients related to thyroid disease is increasing recently. Such thyroid nodules can be cured through surgical treatment. As a part of the thyroid nodules surgical method, a 5 cm to 10 cm neck of the incision is performed by performing an operation in the incised space. However, patients undergoing surgery for thyroid nodules may leave burns and cuts on the skin, which can be a very difficult problem, especially in women who are sensitive to beauty.

Traditional thyroidectomy leaves about 5 centimeters of surgical wounds on the front of the neck. Since 2004, when the bilateral Axillo-Breast Approach (BABA) thyroidectomy was developed, Baba endoscopic / robotic thyroidectomy with no surgical scars on the neck has been performed.

Baba thyroidectomy is a difficult operation that requires repeated long-term surgical practice and training. However, there is no specific tool or environment for practicing Baba thyroidectomy.

The background technology of the present application is disclosed in Korean Patent Publication No. 10-1463792 (Registration Date: November 14, 2014).

The present invention is to solve the above-mentioned problems of the prior art, an object of the present invention to provide a human model for thyroidectomy practice that can practice thyroid surgery treatment using an endoscope and a robot.

In addition, the present application is to solve the problems of the prior art, it is an object of the present invention to provide a human model for thyroidectomy practice that can provide a similar environment to the human body in the treatment of thyroid nodules.

However, the technical problem to be achieved by the embodiments of the present application is not limited to the technical problems as described above, and other technical problems may exist.

As a technical means for achieving the above technical problem, the thyroid surgery site model according to an embodiment of the present application is a laryngeal model unit arranged to extend in the front and rear direction, laryngeal muscle model unit at least partially surrounding the periphery of the larynx model unit A thyroid model part interposed between the larynx model part and the larynx muscle model part and a depression having an upper side and an anterior / rear opening portion formed therein, wherein the larynx model part, the laryngeal area muscle model part and the thyroid gland The model portion may include a laryngeal site accommodation housing.

According to an embodiment of the present application, the parathyroid model further comprises a plurality of parathyroid model portion, the plurality of parathyroid gland insertion grooves are formed corresponding to the parathyroid formation position so that each of the parathyroid model portion can be at least partially removable Can be.

According to an embodiment of the present application, the arterial vessel model further includes, the parathyroid model portion may be connected to the arterial blood and the model portion through the vessel model member.

According to one embodiment of the present application, the thyroid model unit is provided with a first material having a melting point higher than the temperature generated when the ultrasonic cutting device is driven when the surgical training does not include the thyroid cutting training by the ultrasonic cutting tool, In the case of the surgical training including the thyroid cutting training, the second material may have a melting point lower than a temperature generated when the ultrasonic cutting device is driven.

According to an embodiment of the present application, the first material may be a silicon material, and the second material may be a collagen material.

According to one embodiment of the present application, the laryngeal nerve model member further comprises a reversing laryngeal nerve model member disposed to extend in the front-rear direction from both sides of the larynx model portion and the lower side of the thyroid model portion, the reversion laryngeal nerve model member is the thyroid model portion It may be arranged to abut some.

According to one embodiment of the present application, one end of the reverted laryngeal nerve model member may be fixed to the middle part of the larynx model part, and the other end thereof may be fixed to the rear end part of the larynx model part.

According to an embodiment of the present application, the laryngeal region accommodating housing has left and right ends of the laryngeal region accommodating housing such that a front fixing member protruding upward from the middle of the front end and the depression are formed so that a rear surface thereof faces the front end of the larynx model portion. Including a lateral fixing member extending in the front and rear direction, the laryngeal model may be fixed to the front fixing member so as to restrict the movement in the up, down, left and right directions.

According to one embodiment of the present application, a fixing pin for fixing the larynx model portion may be inserted through the front fixing member in the front and rear direction.

According to an embodiment of the present application, the rear fixing member further extends at least partially rearward from the rear end of the laryngeal region accommodating housing and is disposed at a predetermined interval upwardly from the bottom surface of the recess, wherein the predetermined interval portion There may be a long hole extending in the left and right directions in the through-hole direction.

According to one embodiment of the present application, the front end of the rear fixing member may be provided at a position corresponding to the clavicle of the human body.

According to one embodiment of the present application, the larynx muscle model unit may include a thyroid muscle / thyroid cartilage model unit, a sternal chondromus muscle model unit and a sternal skeletal muscle model unit which are respectively disposed on both sides around the larynx model unit. .

According to one embodiment of the present application, one end of the thyroid muscle / thyroid model muscle unit may be fixed to the front of the front fixing member, the other end may be fixed to the front lower surface of the intermediate portion of the rear fixing member.

According to one embodiment of the present application, one end of the thorax hydroid model may be fixed to the inner surface of the front end of the lateral fixing member, the other end may be fixed around the lower end of the larynx model.

According to one embodiment of the present application, one end of the sternal osteotomy model unit is fixed to the front of the front fixing member, the first lower end of the first branch and the second branch which is bifurcated downwards is the middle of the rear fixing member It is fixed to the front lower surface of the portion, the second lower end may be fixed to the peripheral bottom surface of the left end or the right end of the long hole.

According to one embodiment of the present application, the laryngeal muscle model is fixed by a through pin, between the head of the through pin and the laryngeal muscle model, the contact area to the laryngeal muscle model is the through pin Washers that increase from tofu may be interposed.

According to an embodiment of the present application, the arterial vessel model and the venous vessel model further comprises, the arterial vessel model and the venous vessel model, one end of the depression between the front fixing member and the lateral fixing member It may be extended rearward along the left or right side of the laryngeal model in a state fixed on the bottom surface, the other end may be located behind the long hole.

According to one embodiment of the present application, the laryngeal region accommodating housing and the rear fixing member may be integral.

The human body model according to the exemplary embodiment of the present disclosure may include a thyroid surgical site model and a human skin model covering an upper side of the thyroid surgical site model.

According to an embodiment of the present application, the laryngeal region accommodating housing of the thyroid surgical region model is provided corresponding to the chest of the human body, the human skin model includes a neck skin model and a chest skin model, but the chest skin The model unit may include an armpit model portion corresponding to the armpit of the human body.

According to one embodiment of the present application, a hole is formed in the areola region and the axillary model portion of the outer chest model to allow the thyroid surgical instrument to enter,

Between the human skin model and the laryngeal region accommodating housing may be spaced apart space capable of moving the thyroid surgical instrument.

According to an embodiment of the present disclosure, the separation space may be formed as a space corresponding to a state in which the subcutaneous fat layer of the human body is peeled off.

The above-mentioned means for solving the problems are merely exemplary and should not be construed as limiting the present application. In addition to the above-described exemplary embodiments, additional embodiments may exist in the drawings and detailed description of the invention.

According to the aforementioned problem solving means of the present application, it is possible to provide a human model for thyroidectomy practice that can practice thyroid surgery treatment using an endoscope robot.

In addition, according to the above-described problem solving means of the present application, the laryngeal region muscle model is fixed and disposed in the laryngeal region accommodating housing, it is possible to provide a human model for thyroidectomy practice corresponding to the human body during thyroid cutting practice.

In addition, according to the above-described problem solving means of the present application, it is possible to provide a human body model for thyroidectomy that can perform a thyroid cutting practice in consideration of the back laryngeal nerve during thyroid cutting practice.

1A is a front view of a thyroid surgical site model according to an embodiment of the present disclosure.

1B is an enlarged front view of a thyroid surgery site model according to an embodiment of the present disclosure.

Figure 2a is a front view of the thyroid model according to an embodiment of the present application.

Figure 2b is a side perspective view of the thyroid model according to an embodiment of the present application.

Figure 3 is an enlarged view of the thyroid surgery site model viewed from the front according to an embodiment of the present application.

4 is a partially enlarged view of a thyroid surgery site model according to an embodiment of the present application.

Figure 5 is a perspective view of the thyroid surgery site model from the front according to an embodiment of the present application.

Figure 6 is a view showing the back of the thyroid surgery site model according to an embodiment of the present application.

7 is a view showing the shape of the through pin, according to an embodiment of the present application.

8 is a view showing the appearance of the human body shell model, according to an embodiment of the present application.

DETAILED DESCRIPTION Hereinafter, exemplary embodiments of the present disclosure will be described in detail with reference to the accompanying drawings so that those skilled in the art may easily implement the present disclosure. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted for simplicity of explanation, and like reference numerals designate like parts throughout the specification.

Throughout this specification, when a portion is "connected" to another portion, this includes not only "directly connected" but also "electrically connected" with another element in between. do.

Throughout this specification, when a member is said to be located on another member "on", "upper", "top", "bottom", "bottom", "bottom", this means that any member This includes not only the contact but also the presence of another member between the two members.

Throughout this specification, when a part is said to "include" a certain component, it means that it can further include other components, without excluding the other components unless specifically stated otherwise.

The present application relates to a human model for practicing thyroidectomy.

1A is a front view of a thyroid surgery site model according to an embodiment of the present application, Figure 1B is an enlarged front view of the thyroid surgery site model according to an embodiment of the present application.

1A to 1B, the thyroid surgical site model 100 includes a laryngeal region accommodating housing 101, a depression 110, a laryngeal model unit 210, a laryngeal region muscle model unit 220, and a thyroid model unit. 230 may be included.

The larynx model unit 210 may be formed to extend in the front-rear direction. For example, the laryngeal model unit 210 may be formed in a form corresponding to any one of thyroid cartilage and annular cartilage. As another example, the thyroid cartilage and the annular cartilage may be formed into a model that simulates the connection. As will be described later, the thyroid surgery site model of the present application is a model that simulates the human lying on the operating table with the neck tilted for thyroid surgery. Therefore, the setting for the direction is set based on the state of lying down. The front-rear direction may mean a front at 12 o'clock and a rear at 6 o'clock based on FIG. 1A. In addition, the 9 o'clock direction may mean a left direction, and the 3 o'clock direction may mean a right direction. Referring to the upper side and the lower side with reference to Figure 3, the upper side may mean the 12 o'clock and the lower side may mean the 6 o'clock.

The larynx muscle model 220 may cover at least a portion of the larynx model 210. Laryngeal muscle model 220 is a model that simulates the muscles located near the larynx of the human body, referring to Figure 1b, laryngeal muscle model 220 is disposed on both sides around the laryngeal model 210, respectively. It may include the thyroid bone / thyroid cartilage model unit 221, the thoracic iliac muscle model unit 222 and the sternal osteotomy model unit 223. The elements of the larynx muscle model unit 220 are only exemplary, and are not limited to the above-described model unit, and may include various muscle model units. In addition, the laryngeal muscle model 220 may be formed of a material having elasticity. For example, it may be formed of any one of silicone and rubber. In addition, the material may be formed of elasticity corresponding to the muscle. For example, the laryngeal muscle model 220 may be provided with elasticity corresponding to the laryngeal muscle. As another example, the elasticity of the thyroid muscle / thyroid model muscle unit 221 and the elasticity of the sternal osteotomy model unit 223 may have different elasticity based on the muscle corresponding to each unit. The laryngeal muscle model 220 may provide elastic strength and muscle-specific resistance to actual muscles to a user practicing thyroidectomy.

The thyroid model unit 230 may be at least partially interposed between the larynx model unit 210 and the larynx muscle model unit 220. As shown in FIG. 1B, the thyroid model 230 corresponds to the position of the actual thyroid gland, and contacts the laryngeal muscle model 220 on the front and the laryngeal model 210 on the back. It may be interposed between 210 and the larynx muscle model 220. According to an embodiment, the thyroid model unit 230 may include a pyramidal lobe model provided in one region of the thyroid model unit 230 corresponding to the pyramid lobe. In addition, the thyroid model 230 may be positioned so that the left and right both ends contact the laryngeal nerve model member 270. The returned laryngeal nerve model member 270 will be described later with reference to FIG. 4.

The thyroid model unit 230 may be provided with a first material having a melting point higher than a temperature generated when the ultrasonic cutting device is driven when the thyroid model 230 is a surgical training that does not include the thyroid cutting training by the ultrasonic cutting tool. Surgical practice without thyroid cutting practice may mean cutting practice of other human organs. For example, it may include cutting training of blood vessels connected to the thyroid gland, cutting training of the parathyroid gland, and the like. The first material may not melt the thyroid model unit 230 due to the high temperature generated when the ultrasonic cutting tool is driven when the surgical training that does not include the merchant vessel cutting training is performed. In exemplary embodiments, the first material may be a silicon material. The temperature generated when the ultrasonic cutting tool is driven is about 150 degrees, and the silicon material has a melting point of 200 degrees. Therefore, when performing a surgical training that does not include the thyroid cutting training, the thyroid model 230 provided with the first material may maintain its shape without being melted by the ultrasonic cutting tool.

As another example, the thyroid model unit 230 may be provided with a second material having a melting point lower than a temperature generated when the ultrasonic cutting device is driven when the surgical training includes the thyroid cutting training. The second material may be, for example, collagen material. Collagen material is characterized by a melting point of 80 degrees. Therefore, when performing the surgical training including the thyroid cutting training, the thyroid model 230 provided with the second material may be melted by the ultrasonic cutting tool. In addition, the thyroid model 230 is formed of a material having elasticity, such as silicon or collagen, there is a feature that provides the practitioner with an elastic strength corresponding to the actual thyroid gland.

According to an embodiment, the thyroid model unit 230 may be provided with various materials in addition to the first material and the second material.

Figure 2a is a front view of the thyroid model unit according to an embodiment of the present application, Figure 2b is a side perspective view of the thyroid model unit according to an embodiment of the present application.

Referring to FIG. 2A, the thyroid surgical site model 100 may include a plurality of parathyroid model units 260. Although one parathyroid model unit 260 is illustrated in FIG. 2A, four parathyroid model units 260 may be provided corresponding to the human body. The parathyroid model unit 260 may be connected to the arterial vessel model unit 240 described later through the vessel model member 261. That is, one end of the blood vessel model member 261 may be connected to the parathyroid model 260 and the other end may be connected to the arterial blood vessel model 240. In addition, the parathyroid model unit 260 may be formed of a silicon or rubber material, but is not necessarily limited thereto.

Referring to FIG. 2B, a plurality of parathyroid insertion grooves 231 may be formed in the thyroid model unit 230 corresponding to the parathyroid formation positions so that each of the parathyroid model units 260 may be inserted at least partially. For example, the parathyroid insertion groove 231 may be formed corresponding to the number of parathyroid model units 260. In addition, the cross-sectional area of each of the parathyroid insertion grooves 231 may be smaller than that of the parathyroid model unit 260. As the thyroid model unit 230 and the parathyroid model unit 260 are formed of a material having elasticity, when the parathyroid model unit 260 is inserted into the groove 231, the parathyroid insertion groove 231 is stretched so that the parathyroid model The portion 260 may be fixed to the parathyroid insertion groove 231.

The laryngeal region accommodating housing 101 may be provided with a recess 110 opening the upper side and the front side. Referring to FIG. 1B, the laryngeal region accommodating housing 101 forms a cross-section of the neck (the larynx) in a state where the neck is folded, in response to the thyroid cutting operation being performed while the human body is lying on the operating table and the neck is folded. It can be a model. Referring to FIG. 1B, the depression 110 may correspond to an inner surface (bottom surface) of the neck recessed and provided with a space corresponding to the cross section of the neck. In addition, the recess 110 may be a laryngeal model unit 210, a laryngeal muscle model unit 220 and a thyroid model unit 230.

Figure 3 is an enlarged view of the thyroid surgery site model viewed from the front according to an embodiment of the present application. Referring to FIG. 3, the thyroid surgery site model 100 may include an arterial vessel model unit 240 and a venous vessel model unit 250. The arterial vessel model 240 and the venous vessel model 250 may be provided in different colors. In addition, the arterial vessel model 240 and the venous vessel model 250 may be formed of a material having elasticity. For example, it may be formed of any one of silicone or rubber, and may be provided with elasticity corresponding to blood vessels. In addition, the arterial vessel model unit 240 and the venous vessel model unit 250 may be provided on both left and right sides based on the laryngeal model unit 210 as shown in FIG. 3.

Referring to FIG. 3, the laryngeal region accommodating housing 101 may include a front fixing member 111 protruding upward from the middle of the front end so that the rear face thereof faces the front end of the laryngeal model 210. For example, the front fixing member 111 may protrude upward from the upper middle portion of the recess 110 as illustrated in FIG. 3.

In addition, the fixing pin 10 for fixing the laryngeal model 210 may be inserted through the front fixing member 111 in the front-rear direction. As the anterior fixation member 111 is formed at the front end portion of the laryngeal region accommodating housing 101, and the larynx model portion 210 is fixed to the anterior fixation member 111 by the fixing pin 10, the larynx model portion ( 210 may be simulated in a shape and position corresponding to the larynx of the human body. As shown in FIG. 3, the fixing pin 10 may pass through the front fixing member 111 at the upper end of the front fixing member 111 to fix the laryngeal model 210. Therefore, the larynx model unit 210 may be fixed to the front fixing member 111 so that the movement in the vertical, left, and right directions is limited. In addition, the laryngeal muscle model 220 may be fixed to the anterior fixing member 111 by a through pin 20. For example, the front fixing member 111 may include a plurality of holes for inserting the through pin 20. The larynx muscle model 220 may be fixed to the front fixing member 111 by a through pin 20. The through pin 20 will be described later with reference to FIG. 7.

Figure 6 is a view showing the back of the thyroid surgery site model according to an embodiment of the present application. Referring to FIG. 6, the rear end of the laryngeal model unit 210 may be fixed to the lower end of the laryngeal region accommodating housing 101 by the first strap member 30. For example, two holes may be formed at the lower center portion of the depression 110, that is, the portion corresponding to the position of the laryngeal model 210. One end of the first strap member 30 passes through one of the holes to enclose the laryngeal model 210 and may be inserted into the other hole. As shown in FIG. 6, the first strap member 30 surrounds the laryngeal model portion 210 and forms a knot on the lower surface of the laryngeal region accommodating housing 101, thereby recessing the laryngeal model portion 210. ) It can be fixed on the upper surface.

Referring to FIG. 6, the front ends of the arterial vessel model 240 and the venous vessel model 250 may be fixed to the upper left or upper right end of the laryngeal region accommodating housing 101 by the second strap member 40. For example, two holes may be formed in the upper left or upper right portion of the depression 110, that is, the portions corresponding to the front ends of the arterial vessel model 240 and the venous vessel model 250. As described with reference to either side, one end of the second strap member 40 passes through one of the two holes to surround the arterial vessel model 240 and the venous vessel model 250, and be inserted into the other hole. Can be. As shown in FIG. 6, by forming a knot in the lower surface of the laryngeal region accommodating housing 101 while the second strap member 40 surrounds the arterial vessel model 240 and the venous vessel model 250. The arterial vessel model 240 and the venous vessel model 250 may be fixed to the upper surface of the recess 110. The first strap member 41 and the second strap member 42 may be provided in a string shape, the material and shape is not limited.

According to an embodiment of the present disclosure, the human body model 100 may include an esophageal model unit. Although the esophageal model unit is not shown in the drawings, it may be provided as a model in which the human esophagus is shaped. In addition, the esophageal model unit may be located adjacent to the back laryngeal nerve model member 270 to be described later. For example, the esophageal model unit may be disposed at least partially in contact with the bottom surface of the recess 110 below the recurrent laryngeal nerve model. In addition, the esophageal model unit may be disposed between the larynx model unit 210 and the venous blood vessel model unit 250. By way of example, the esophageal model unit may have its front end secured to the right front end of the laryngeal region accommodating housing 101 by a second strap member 40 together with the arterial vascular model 240 and the venous vascular model 250. Can be. In addition, the rear end of the esophageal model unit may extend rearward along the right side of the laryngeal model unit 210.

Referring to FIG. 3, the arterial vessel model 240 and the venous vessel model 250 have one end on the bottom surface of the recess 110 between the anterior fixation member 111 and the lateral fixation member 112. In a fixed state, it may extend rearward along the left side or the right side of the larynx model unit 210. 6, the other ends of the arterial vessel model unit 240 and the venous vessel model unit 250 may be located behind the long hole 121. The front fixing member 111, the side fixing member 112 and the long hole 121 will be described later with reference to FIGS.

Referring to FIG. 3, the laryngeal region accommodating housing 101 may include a side fixing member 112 extending in the front-rear direction from both left and right ends of the laryngeal region accommodating housing 101 so that the depression 110 is formed. The side fixing member 112 may be formed to simulate both sides of the neck, and may protrude from both left and right ends of the laryngeal region accommodating housing 101. Also, as shown in FIG. 1B, the lateral fixing member 112 may extend in the front-rear direction. One side of the laryngeal muscle model 220 may be fixed to the lateral fixing member 112 by a through pin 20. For example, the side fixing member 112 may include a plurality of holes for inserting the through pin 20 therein.

4 is a partially enlarged view of a thyroid surgery site model according to an embodiment of the present application. Referring to FIG. 4, the thyroid surgery site model 100 includes a reversing laryngeal nerve model member 270 disposed to extend in a front-rear direction from both sides of the larynx model unit 210 and the lower side of the thyroid model unit 230. can do. The reverse laryngeal nerve controls the movement of the vocal cords and extends along the airways. The reverted laryngeal nerve may be positioned adjacent to the left and right sides of the thyroid gland, extending approximately in the vertical direction. It is very important not to damage the reverted laryngeal nerve as the voice may be lost if the reverted laryngeal nerve is damaged during thyroid cutting. According to one embodiment of the present application, one end of the reverse laryngeal nerve model member 270 may be fixed to the middle portion of the laryngeal model unit 210. Here, the middle part may mean a part corresponding to a part where the thyroid model unit 230 is disposed. The returned laryngeal nerve model member 270 may be in contact with the left and right ends of the thyroid model 230. As the returned laryngeal nerve model member 270 is provided in contact with the thyroid model unit 230, the practitioner may provide an environment in which the thyroid cutting training may be performed in consideration of the returned laryngeal nerve. In addition, the other end of the reverse laryngeal nerve model member 270 may be fixed to the rear end portion of the laryngeal model unit 210. The fixation of the returned laryngeal nerve model member 270 may be fixed together with the laryngeal model unit 210 by the first strap member 30.

Referring to FIG. 4, in the human body 100, the laryngeal region accommodating housing 101 extends at least partially rearward from the rear end of the recess 110, and has a predetermined distance upward from the bottom surface of the recess 110. It may include a rear fixing member 120 disposed to leave. The other end of the laryngeal muscle model 220 may be fixed to the rear fixing member 120 by the through pin 20. In exemplary embodiments, the rear fixing member 120 may include a plurality of holes through which the through pin 20 is inserted. In addition, the front end of the rear fixing member 120 may be provided at a position corresponding to the collarbone of the human body. For example, the laryngeal region accommodating housing 101 and the rear fixing member 120 may be integrally provided.

Figure 5 is a perspective view of the thyroid surgery site model from the front according to an embodiment of the present application. 4 to 5, a predetermined length portion between the rear fixing member 120 and the recess 110 may be formed with a long hole 121 extending in the left and right direction through the front and rear directions. The long hole 121 may be formed to correspond to the space of the muscle located on the rear of the clavicle of the human body.

Hereinafter, an embodiment in which the laryngeal region muscle model unit 220 is fixed to the laryngeal region accommodation housing 101 will be described. In addition, it demonstrates based on either one of each muscle model unit arrange | positioned at both sides.

Referring to Figure 3, one end of the thyroid / thyroid model unit 221 may be fixed to the front of the front fixing member 111. In addition, one end of the sternum osteotomy model unit 223 may be fixed to the front of the front fixing member 111. By way of example, the shear of the thyroid muscle / thyroid muscle model unit 221 and the sternal osteotomy model unit 223 is one penetrating to simulate the position and shape similar to the muscles of the human body as shown in FIG. 3. The pin 20 may be fixed to the front surface of the front fixing member 111. In addition, the front end of the sternal thigh muscle model unit 223 may be fixed to the front fixing member 111 in a form covering the front end of the thyroid muscle / thyroid thyroid model unit 221. According to the embodiment, the thyroid muscle / thyroid muscle model unit 221 and the sternal osteotomy model unit 223 may be fixed to the front fixing member 111 by a plurality of through pins 20, respectively.

According to one embodiment of the present application, the thyroid muscle / thyroid cartilage model unit 221 may include a thyroid muscle model at its front end, and may include a sternal thyroid muscle model at its rear end. For example, the thyroid muscle / thyroid muscle model unit 221 may be provided in a shape connected to the thyroid muscle model and the sternal thyroid muscle model. At this time, the thyroid muscle model and the sternal thyroid muscle model can be manufactured integrally. Or as another example, the thyroid muscle model and the thyroid muscle model can be produced separately. In addition, referring to Figure 1a, as described above, the thyroid muscle / thyroid cartilage model unit 221 is not only fixed to the front and rear end, but also corresponding to the rear end of the thyroid muscle model and the front end of the sternal thyroid model The part may be additionally fixed to the upper middle part of the larynx model unit 210.

One end of the thoracic crushing muscle model unit 222 may be fixed to the inner surface of the lateral fixing member (112). For example, the front end of the thoracic pleural muscle model unit 222 may be fixed to the inner side of the front end of the side fixing member 112, as shown in FIG.

Referring to FIG. 1B, the other end of the thyroid muscle / sternal thyroid model unit 221 may be fixed to the front lower surface of the middle portion of the rear fixing member 120. The rear fixing member 120 is formed to correspond to the clavicle of the human body, respectively. The middle part may mean a right end of the left rear fixing member and a left end of the right rear fixing member. In exemplary embodiments, the left rear fixing member may include two holes into which the through pin 20 is inserted. The right rear fixing member may equally include two holes. The thyroid muscle / thyroid muscle model unit 221 may be fixed to one of two holes, for example, the left hole of the left posterior fixation member of FIG. 1B by the through pin 20.

Referring to FIG. 1B, the other end of the thoracic pleural muscle model unit 222 may be fixed around the lower end of the laryngeal model unit 210. In detail, the rear end of the thoracic pleural muscle model unit 222 may be interposed between the first strap member 30 and the laryngeal model unit 210. For example, as shown in FIG. 1B, the thoracic vertebral muscle model unit 222 includes a laryngeal model unit 210 in a form in which a portion other than the front end of the thorax vertebral muscle model unit 222 covers the sternum osteotomy model unit 223. It can be fixed around the bottom of the.

Referring to FIG. 5, the sternum osteotomy model unit 223 may include a first lower end 223a and a second lower end 223b bifurcated downward. The first lower end 223a may be fixed to the front lower surface of the middle portion of the rear fixing member 120. For example, the first lower end 223a may be fixed to the right hole of the left rear fixing member, that is, the hole where the thyroid muscle / sternal thyroid model unit 221 is not fixed by the through pin 20.

The second lower end 223b of the sternum osteotomy model unit 223 may be fixed to the circumferential lower surface of the left end or the right end of the long hole 121. As shown in FIG. 6, the second lower end 223b may be fixed by the through pin 20 to the circumferential lower surface of the long hole 121, that is, the lower surface of the rear fixing member 120, at both ends of the long hole 121. Can be. For example, a plurality of holes for inserting the through pin 20 may be formed around the long hole 121 of the lower surface of the rear fixing member 120.

As the laryngeal region muscle model unit 220 is fixed to the laryngeal region accommodating housing 101 as described above, it is possible to provide the laryngeal region muscle model unit 220 corresponding to the actual muscle arrangement of the human body. In addition, the laryngeal muscle model 220 may be formed of a material that not only has elasticity but also provides a predetermined frictional force with respect to a material in contact with the surface thereof. For example, the laryngeal muscle model 220 may be formed of a silicon material. In addition, the arterial vessel 240 may be formed by frictional force between the first lower end 223a and the second lower end 223b of the sternum osteotomy model unit 223 in contact with the arterial vessel 240 and the venous vessel 250. And the vein vessel 250 may be fixed to the upper surface of the rear end recess 110 can provide a model similar to the human body.

7 is a view showing the shape of the through pin, according to an embodiment of the present application. Referring to FIG. 7, the through pin 20 may fix the laryngeal muscle model 220 together with the washer 21 to the laryngeal region accommodating housing 101.

In detail, between the head of the through pin 20 and the laryngeal muscle model 220, a washer for increasing the contact area with the laryngeal muscle model 220 than the head of the through pin 20 ( 21) may be intervened. As the washer 21 is interposed, the through pin 20 may provide a holding force by friction to a larger area of the laryngeal muscle model 220.

8 is a view showing the appearance of the human body shell model, according to an embodiment of the present application. Referring to FIG. 8, the human skin model 300 may cover the upper side of the thyroid surgery site model 100 described above. The human skin model 300 may be a model in which the outer skin, that is, the skin of the back of the neck, is shaped in response to the thyroid cutting operation being performed while the human body is lying on the operating table and lifting the chin.

The human skin model 300 may include a neck skin model and a chest skin model. The chest skin model may include an armpit model portion corresponding to the armpit of the human body. The human body envelope model 300 may be formed into a model including a chest and a neck area by paying attention to the insertion of a surgical tool through the armpit and the areola during thyroid surgery. However, this is not limited to the embodiment only.

Referring to FIG. 1A, the laryngeal region accommodating housing 101 of the thyroid surgical region model 100 may be extended to correspond to the chest of the human body. For example, a chest skin model portion of the human skin model 300 may be located on an upper surface of the laryngeal region accommodating housing 101 extended to correspond to the chest, and an upper surface of the front end portion of the laryngeal region accommodating housing 101. Neck envelope model may be located.

Referring to FIG. 8, a hole may be formed in the areola region and the armpit model portion of the outer chest model to allow the thyroid surgical tool to enter. The thyroid surgical tool may be inserted through the first hole 310 formed in the areola area and the second hole 320 formed in the armpit area. In addition, the space between the human skin model 300 and the laryngeal region accommodating housing 101 may be formed a space for moving the thyroid surgical instrument. In an actual thyroidectomy procedure, a thyroid surgical instrument enters through a hole in two areolas and both axillas, and the thyroid surgical instrument detaches the subcutaneous fat layer. Thereafter, medical carbon dioxide is injected to secure a surgical space with a space separated therefrom. Therefore, the separation space may be formed in a shape in which the surface of the neck is expanded by injecting medical carbon dioxide into the peeled portion while the subcutaneous fat layer of the human body is peeled off. As the separation space is formed between the human skin model 300 and the laryngeal region accommodating housing 101, a space for performing thyroid cutting training may be provided.

The above description of the present application is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features of the present application. Therefore, it should be understood that the embodiments described above are exemplary in all respects and not restrictive. For example, each component described as a single type may be implemented in a distributed manner, and similarly, components described as distributed may be implemented in a combined form.

The scope of the present application is indicated by the following claims rather than the above description, and it should be construed that all changes or modifications derived from the meaning and scope of the claims and their equivalents are included in the scope of the present application.

Claims

In the thyroid surgical site model,

A laryngeal model part disposed to extend in the front-back direction;

A laryngeal muscle model unit at least partially surrounding the larynx model unit;

A thyroid model unit at least partially interposed between the larynx model unit and the larynx muscle model unit; And

A thyroid surgery site model comprising a laryngeal region accommodating housing in which upper and anterior recesses are formed, and the larynx model portion, the laryngeal region muscle model portion, and the thyroid model portion are disposed in the depression portion.
The method of claim 1,

Further comprising a plurality of parathyroid model,

And a plurality of parathyroid insertion grooves formed in the thyroid model portion to correspond to the parathyroid formation position so that each of the parathyroid model portions can be inserted at least partially.
The method of claim 2,

Further comprising arterial vessel model,

The parathyroid model unit is connected to the arterial blood and the model unit through the blood vessel model, thyroid surgery site model.
The method of claim 1,

The thyroid model unit,

In the case of the surgical training which does not include the thyroid cutting training by the ultrasonic cutting tool, the first material having a melting point higher than the temperature generated when the ultrasonic cutting device is driven is provided.

When the surgical training includes the thyroid cutting training, it is provided with a second material having a melting point lower than the temperature generated when the ultrasonic cutting device is driven, thyroid surgical site model.
The method of claim 4, wherein

The first material is a silicon material,

The second material is a collagen material, thyroid surgery site model.
The method of claim 1,

And a reversing laryngeal nerve model member disposed to extend in the front-rear direction from both sides of the larynx model portion and the lower side of the thyroid model portion,

The reverted laryngeal nerve model member is disposed to partially contact with the thyroid model portion, thyroid surgery site model.
The method of claim 6,

The reverse laryngeal nerve model member is one end fixed to the middle portion of the larynx model portion, the other end is fixed to the rear end portion of the larynx model portion, thyroid surgery site model.
The method of claim 1,

The laryngeal region accommodating housing is a side extending from the left and right ends of the laryngeal region accommodating housing so as to form a front fixing member protruding upward from the middle of the front end and the depression so that a rear surface thereof faces the front end of the larynx model portion. Including a fixing member,

The laryngeal model portion is fixed to the front fixed member so that the movement in the vertical, left, and right directions is limited thyroid surgery site model.
The method of claim 8,

Fixing pins for fixing the larynx model portion is inserted into the front fixing member in the front and rear direction, thyroid surgery site model.
The method of claim 8,

The laryngeal region accommodating housing further includes a rear fixing member extending at least partially rearward from the rear end of the recessed portion and disposed at a predetermined interval upwardly from a bottom surface of the recessed portion,

The predetermined interval portion is to form a long hole extending in the left and right direction through the front and rear direction, thyroid surgery site model.
The method of claim 10,

Shear of the rear fixing member is provided in a position corresponding to the clavicle of the human body, thyroid surgery site model.
The method of claim 10,

The laryngeal region muscle model is a thyroid surgery site model that includes a thyroid muscle / thyroid cartilage model unit, a sternal chondromus muscle model unit and a sternal skeletal muscle model unit disposed on both sides of the larynx model unit, respectively.
The method of claim 12,

One end of the thyroid muscle / thyroid thyroid model unit is fixed to the front of the front fixing member, the other end is fixed to the front lower surface of the middle portion of the rear fixing member, thyroid surgery site model.
The method of claim 13,

The thyroid skeletal muscle / thyroid cartilage model unit is provided with a shape connected to the thyroid muscle model and the sternal thyroid muscle model,

A portion corresponding to the rear end of the thyroid muscle model and the front end of the sternal thyroid model is fixed to the middle of the upper surface of the larynx model portion, thyroid surgery site model.
The method of claim 12,

One end of the thoracic hydroid muscle model unit is fixed to the inner surface of the front end of the lateral fixing member, the other end is fixed to the circumference around the bottom of the larynx model portion, thyroid surgery site model.
The method of claim 12,

One end of the sternum osteotomy model unit is fixed to the front of the front fixing member, the first lower end of the first branch and the second lower branch which is bifurcated downwards is fixed to the front lower surface of the middle portion of the rear fixing member, The second lower end is fixed to the circumferential lower surface of the left end or the right end of the long hole, thyroid surgery site model.
The method of claim 12,

The laryngeal muscle model is fixed by a through pin,

The washer between the head of the through pin and the laryngeal muscle model is interposed with a washer for increasing the contact area with respect to the laryngeal muscle model than the head of the through pin.
The method of claim 10,

Arterial vascular model; And

Further comprises a venous vascular model,

The arterial vessel model and the venous vessel model are extended rearward along the left or right side of the laryngeal model in a state where one end thereof is fixed on the bottom surface of the depression between the anterior fixation member and the lateral fixation member. , The other end is located behind the intestinal thyroid surgery site model.
The method of claim 10,

The larynx site receiving housing and the posterior fixation member is integral, thyroid surgery site model.
Thyroid surgical site model according to claim 1; And

A human body model comprising a human skin model covering the upper side of the thyroid surgery site model.
The method of claim 20,

The laryngeal region accommodating housing of the thyroid surgery region model is provided to correspond to the chest of the human body,

The human skin model includes a neck skin model and a chest skin model,

The chest skin model portion is to include an armpit model portion corresponding to the armpit of the human body, the human body model.
The method of claim 21,

A hole is formed in the areola and the axillary model of the outer chest model to allow the thyroid surgical tool to enter,

The human body model is formed between the human body envelope and the laryngeal region accommodating housing is spaced apart space capable of moving the thyroid surgical instrument.
The method of claim 22,

The separation space is formed as a space corresponding to a state in which the subcutaneous fat layer of the human body is peeled off, the human body model.