KR20150124214A - A forcep for pressurizing biological tissue - Google Patents

Abstract

The present invention relates to a medical forceps for cutting a body tissue, the medical forceps comprising: a body part including a first body, and a second body crossing the first body and coupled to be rotated around a coupling unit; a handle part having ring-shaped first handle and second handle in rear ends of the first body and second body; and a pressing unit having a first pressing member and a second pressing member having front ends upwardly or downwardly bent on terminals of the first body and the second body. When a Caesarean section is operated while there is no space between the uterine wall and the fetus, a space between the uterine wall and the fetus is ensured without damaging the fetus, so stability can be improved.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a forceps for pressure biopsy,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a surgical medical instrument, and more particularly, to a surgical instrument for surgical use, and more particularly, And to provide a medical forceps for pressing a living tissue which can facilitate entrance to a desired surgical site and prevent serious complications such as hemorrhage and puncture that may occur during the procedure.

A medical forceps (forcep) is a device used for surgery or treatment of the surgical field, and is a device for supporting, grasping or compressing a tissue or organ. In particular, gynecologic forceps have been constructed with a structure that can push or pull a treatment site or its adjacencies in the uterus.

FIG. 1 is a perspective view schematically showing a conventional gynecologist's forceps. In the conventional gynecomastia forceps, a two-unit member composed of a pressing portion for pressing another portion of the uterus and a handle portion located on the other side of the pressing portion has a hinge structure So that when the external force is applied to the handle, the pressing portion presses the corresponding portion of the patient's uterus. However, a problem arises because the pressing portions of each of the two units have a straight structure.

That is, if there is no amniotic fluid, or if a cesarean section is performed with the fetus and uterine wall attached, the fetus may be damaged by scalpel or scalpel during uterine incision. In order to avoid damage to the uterus during the uterine incision, the uterine wall is bent upward through a gap with a curved Kelly, bent at an angle of 90 degrees between the grip part of the generally used Kelly forceps and the pressurizing part, It lifts the uterine wall and the fetus and inserts fingers between the openings to help open the uterine wall with your fingers.

Specifically, the cesarean section is performed in the order of uterine incision after abdominal wall incision. Referring to FIGS. 1 to 3, the outermost uterine outer membrane is incised using Metzembaum scissors (Fig. 1), using a knife to incise myometrium about 2 cm (Fig. 2), enter the uterus with fingers and apply force to both sides to tear the myometrium (Fig. 3) .

[Figure 1]

[Figure 2]

[Figure 3]

However, Fig. 4 shows a case where the uterine wall and fetal face or head are attached without space when the amniotic fluid is transected. In case of the situation as shown in Fig. 4, there may be a case where there is no gap for entering the fingers. May be a dangerous situation that can cause lacerations on the fetal face or scalp.

[Figure 4]

Therefore, a medical device is needed to secure the space between the uterus and the fetus during the cesarean section in the absence of space between the uterine wall and the fetus.

Korean Utility Model Publication No. 1985-0004401 (published on July 22, 1985). Korean Patent Publication No. 2001-0111774 (published on December 20, 2001)

SUMMARY OF THE INVENTION It is therefore an object of the present invention to provide a surgical instrument of the present invention which can be used for a surgical instrument such as a surgical instrument of the present invention by bending a pressurizing portion or adjusting the angle of a pressurizing portion, The present invention provides a medical forceps for pressing a living tissue that can prevent entry of a desired surgical site by taking an angle suitable for each surgical site and preventing serious complications such as hemorrhage and puncture that may occur during surgery have.

In order to accomplish the above object, a medical forceps for dissecting a living tissue according to the present invention comprises a body including a first body and a second body crossing the first body and rotatably coupled about the first body; A grip portion having a ring-shaped first handle and a second handle at a rear end of the first body and the second body; And a pressing portion having a first pressing member and a second pressing member, the distal end of the first body and the second body being formed by bending the tip thereof upward or downward.

Preferably, the first pressing member and the second pressing member are formed so that the tip of the first pressing member and the second pressing member draw a quarter circle upward or downward.

According to another aspect of the present invention, there is provided a medical forceps for cutting a living tissue, the medical forceps having a first body and a second body crossing the first body and rotatably coupled about the first body, part; A grip portion having a ring-shaped first handle and a second handle at a rear end of the first body and the second body; And a first pressing member and a second pressing member which are linearly formed and a first pressing member and a second pressing member which are respectively connected to the first pressing member and the second pressing member in a direction perpendicular to the tip end of the pressing member, And a pressurizing portion having one or two or more joint portions.

Preferably, the joint includes: a fastening shaft formed in a direction perpendicular to a tip end of the pressing member and having a hollow space inside, and a fastening shaft disposed radially around the fastening shaft; A female thread portion including a joint shaft formed in a direction perpendicular to a tip end of the pressing member and a receiving groove into which the fixing shaft is inserted; A first dial having a circular shape at one side of the pressing member and including a locking groove into which the locking shaft is inserted and a fixing groove formed radially around the locking groove; And a second dial having a circular shape at one side of the pressing member and rotatably coupled with the first dial, the locking dial comprising a locking groove into which the locking shaft is inserted and a fixing groove formed radially around the locking groove, And a control unit.

As described above, according to the medical forceps for cutting the living tissue according to the present invention, it is possible to prevent the incision of the fetus in the cesarean section in a situation where there is no space between the uterine wall and the fetus by bending the pressing section or adjusting the angle of the pressing section It is possible to secure a space between the uterine wall and the fetus without damaging it, thereby improving the stability.

1 is a perspective view schematically showing a conventional gynecologist's forceps.
2 is a perspective view showing a medical forceps according to an embodiment of the present invention.
3 is a side schematic view of the medical forceps of Fig.
4 is a perspective view showing a first pressing member of a medical forceps according to another embodiment of the present invention.
5 is an exploded perspective view of the first pressing member shown in Fig.
6 is an enlarged view of a portion A shown in Fig.
Fig. 7 is a cross-sectional view taken along the line BB in Fig. 6, showing a state in which the first joint is separated upward / downward when the angle of the first pressing member is adjusted.
Fig. 8 is a cross-sectional view taken along the line BB in Fig. 6, showing a state in which the first member and the second member of the first pressing member are engaged and fixed at the first joint;

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and the manner of achieving them, will be apparent from and elucidated with reference to the embodiments described hereinafter in conjunction with the accompanying drawings. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. To fully disclose the scope of the invention to those skilled in the art, and the invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout the specification.

Also, the terms first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another.

Example 1

Hereinafter, a medical forceps for cutting a living tissue according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 2 is a perspective view showing a medical forceps according to an embodiment of the present invention, and FIG. 3 is a side schematic view of the medical forceps of FIG.

2, the medical forceps according to an embodiment of the present invention includes a body 100, a rear handle 200 on which a finger can be inserted, a front pushing part 300 for applying pressure to the object, ) And the like, and a medical device for pressing a living tissue having a scissors shape as a whole.

The body 100 may include a first body 110 and a second body 120 that is coupled to the first body 110 so as to be rotatable about the first body 110 . The coupling unit 130 includes a hinge shaft (not shown) protruding from one of the first and second bodies 110 and 120 and a hinge shaft (not shown) formed on the other of the first and second bodies 110 and 120, And a hinge hole (not shown) formed to be inserted and bonded. Both ends of the hinge shaft may be riveted so that the first and second bodies 110 and 120 connected to the hinge shaft are not released to the outside of the hinge shaft.

The handle 200 includes a first handle 210 and a second handle 220 having a ring shape so as to be able to grip the first body 110 and the second body 120, . The first body 110 and the second body 120 are coupled to each other at the rear end of the first body 110 and the second body 120 so as to collect the tips of the first body 110 and the second body 120, A pair of guide bases 211 and 221 having protrusions formed on its surface and meshed with each other can be formed.

The pressurizing unit 300 is provided with a pressing part 300 for preventing a damage to the object to be operated by easily opening the living tissue during the process of securing a space between the living tissues, for example, in the process of securing a space between the uterine wall and the fetus, The tip ends of the first pressing member 310 and the second pressing member 320 are bent and formed upward or downward.

More specifically, FIG. 3 is a side view of the medical forceps of FIG. 2. Referring to FIG. 3, the front end of the pressing portion 300 is bent upward (a) at an angle of about 45 degrees with respect to the lower end surface of the medical forceps Do not damage the fetus during cesarean section. More preferably, the ends of the first pressing member 310 and the second pressing member 320 are formed so as to form a 1/4 circle having a radius of 2.5 cm in the upward direction. Accordingly, according to the medical forceps according to the embodiment of the present invention, the space between the living tissues can be easily secured, so that the living body can be easily opened and the object to be treated can be prevented from being damaged.

Example  2

Hereinafter, a medical forceps for cutting a living tissue according to another embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 4 is a perspective view showing a first pressing member of a medical forceps according to another embodiment of the present invention, FIG. 5 is an exploded perspective view of the first pressing member shown in FIG. 4, Fig. 7 is a cross-sectional view taken along the line BB in Fig. 6, showing a state in which the first joint is separated upward / downward when the angle of the first pressing member is adjusted, and Fig. 8 is a cross- And the first member and the second member of the member are joined and fixed at the first joint.

The medical forceps according to another embodiment of the present invention includes the body portion 100 and the handle portion 200 (refer to FIG. 2) in the above embodiment, and since the configuration of the forceps portion 300 is different The same reference numerals are assigned to the same structures as those of the above embodiment, and a detailed description thereof will be omitted.

4 to 8 illustrate the configuration of the medical first pressing member 310 and the first connecting portion 330 thereof according to another embodiment of the present invention. However, the configuration of the first pressing member 310 The second joint portion 340, the second urging member 320, and the first and second joint portions of the second urging member may be similarly applied.

The medical forceps according to another embodiment of the present invention may include a pressing portion 300 in which a joint portion is further formed so that the angle formed by the first and second pressing members 310 and 320 about the respective joint portions can be deformed . That is, one or two or more joining portions may be provided on the first and second pressing members 310 and 320 so that the first and second pressing members 310 and 320 may be disposed in the vertical direction with respect to the rotational direction of the coupling portion 130, The two pressing members 310 and 320 can be rotated and bent. According to the embodiment of the present invention, the first pressing member 310 is provided with a first connecting part 310 provided at approximately one-third of a distance between the distal end of the first pressing member 310 and the engaging part 130 And a second joint 340 may be formed at approximately two thirds of a distance between the distal end of the first pressing member 310 and the engaging portion 130.

The first joint portion 330 may include a first dial 331, a second dial 333, a male thread portion 335, and a female thread portion 337.

The first dial 331 is connected to the first pressing member 310 corresponding to the region from the third point to the third point of the first pressing member 310 And the second dial 333 may be provided in a circular shape so that the first pressing member 310 corresponding to the area from the distal end of the first pressing member 310 to the third point, As shown in Fig. The first and second dials 331 and 333 are provided with engaging grooves 331a and 333a into which the engaging shaft 335a of the male screw portion 335 is inserted and engaging grooves 331a and 333a, And fixing grooves 331b and 333b into which the fixing shafts 335b of the male screw portions 335 are inserted, respectively.

The coupling screw 335 is provided with a cylindrical coupling shaft 333 which is formed in a direction perpendicular to the tip end of the first pressing member and has a hollow space on the inner side so that a coupling shaft 337a, which will be described later, And a fixing shaft 335b radially disposed around the fastening shaft 335a. A thread is formed on the lower side of the fastening shaft 335a so as to be rotatably engaged with a thread groove provided inside the receiving groove 337b of a female threaded portion to be described later.

The female screw 337 is provided with a joint shaft 337a formed in a direction perpendicular to the tip end of the first pressing member and a threaded shaft 337a into which the fixed shaft 335a is inserted and the thread of the male thread fastening shaft 335a is rotatable And a receiving groove 337b having a screw groove formed therein to be engaged with the receiving groove 337b. The joint shaft 337a is formed in a T shape so that the joint shaft 337a moves upward or downward to prevent the screw shaft 335 from moving out of the fastening shaft 335a when pulled out of the fastening shaft 335a, And the angle of the light-shielding film is adjusted.

Hereinafter, the process of adjusting the angle of the pressing unit 300 will be described in detail with reference to FIGS. 7 and 8. In the case of adjusting the angle of the first pressing member 310 of the pressing unit 300, The threaded portion 335 and the female threaded portion 337 of the first joint portion 330 are disengaged and the male threaded portion 335 and the female threaded portion 337 are separated in the upward and downward directions. The fixing shaft 335b formed on the male screw portion 335 is separated from the fixing grooves 331b and 333b formed on the first and second dials 331 and 333 so that the distance between the male screw portion 335 and the female screw portion 337 The fixing is released. At this time, the first pressing member 310 can be bent at a desired angle by rotating the male dial 331 and the arm dial 333 at a predetermined angle around the joining shaft 337a.

8, the male threaded portion 335 and the female threaded portion 337 of the first joint portion 330 are fixed to the lower / upper surfaces of the first pressing portion 310, The coupling shaft 335a and the fixed shaft 335b into which the coupling shaft 337a is inserted are inserted into the coupling grooves 331a and 333a, the receiving groove 337b and the fixing grooves 331b and 333b, respectively, And the screw thread of the male threaded portion 335 is rotated and fixed to the threaded groove of the female threaded portion 337. Thus, after the first joint portion 330 is rotated at a desired angle around the joint shaft 337a, the rotation angle of the first joint portion 330 is fixed, so that the angle is not deformed when the medical forceps is used.

Therefore, according to the present invention, in a circumstance where there is no space between the uterine wall and the fetus, the angle of the uterus or the fetus can be adjusted so as not to bend the pressing portion of the medical forceps properly during the cesarean section.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the invention.

100: body part 110, 120: body
130: engaging portion 200: handle portion
210, 220: Handle 300:
310, 320: pressing member 330, 340:
331, 333: dial 331a, 333a:
331b, 333b: fastening groove 335:
335a: fastening shaft 335b: fixed shaft
337: female thread part 337a: joint shaft
337b: receiving groove

Claims (4)

A body including a first body and a second body that intersects the first body and is rotatably coupled about the first body;
A grip portion having a ring-shaped first handle and a second handle at a rear end of the first body and the second body; And
A pressing portion having a first pressing member and a second pressing member, the distal end of which is formed by bending the tip of the first body and the second body bending upward or downward;
Medical forceps including. The method according to claim 1,
Wherein the first pressing member and the second pressing member,
And the tip is formed so as to draw a quarter circle upwardly or downwardly. A body including a first body and a second body that intersects the first body and is rotatably coupled about the first body;
A grip portion having a ring-shaped first handle and a second handle at a rear end of the first body and the second body; And
The first pressing member and the second pressing member linearly bent and bending the first pressing member and the second pressing member in the direction perpendicular to the tip end of the pressing member to each of the first pressing member and the second pressing member A pressing portion having one or two joints;
Medical forceps including. The method of claim 3,
In the joint,
A male screw portion including a fastening shaft which is formed in a direction perpendicular to a tip end of the pressing member and in which an empty space exists, and a stationary shaft which is radially arranged around the fastening shaft;
A female thread portion including a joint shaft formed in a direction perpendicular to a tip end of the pressing member and a receiving groove into which the fixing shaft is inserted;
A first dial having a circular shape at one side of the pressing member and including a locking groove into which the locking shaft is inserted and a fixing groove formed radially around the locking groove; And
A second dial having a circular shape at one side of the pressing member and rotatably coupled to the first dial, the second dial including a coupling groove into which the coupling shaft is inserted and a fixing groove formed radially around the coupling groove;
And a medical forceps.

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