CN115363859A - Ear biting and cutting pliers and using method - Google Patents

Abstract

The invention provides an ear biting and cutting pliers and a using method, mainly comprising the following steps: the clamp head comprises a fixed clamp leaf and a movable clamp leaf, the movable clamp leaf is positioned above the fixed clamp leaf, one end of the fixed clamp leaf is fixedly connected with one end of the fixed rod, the movable clamp leaf is rotatably connected with the movable rod, a driving structure is arranged in the movable rod, and the driving structure drives the movable clamp leaf to move close to or far away from the fixed clamp leaf; the fixed clamp leaf is provided with a first biting and cutting hole, and the movable clamp leaf can pass through the first biting and cutting hole. The defect that the wound area is great in the prior art is solved in this application, and the accuracy is not high realizes accurate excision, avoids influencing the art field because of too much oozing blood.

Description

Ear biting and cutting pliers and using method

Technical Field

The invention relates to the technical field of medical instruments, in particular to ear biting and cutting pliers and a using method thereof.

Background

Among the present otology operation, all cut the mode of tearing to its pathological change department through adopting pincers to get rid of the mode of pathological change, especially in middle ear tympanic cavity mastoid operation, all cut pathological change tissue through pincers, its wound area is great, and the accuracy is not high, and because oozing blood at the in-process of tearing and pulling can cause certain influence to the art field.

Disclosure of Invention

The invention provides ear biting and cutting forceps and a using method thereof, which are used for overcoming the defects of larger wound area and low accuracy in the prior art, realizing accurate excision and avoiding the influence on the surgical field due to excessive blood seepage.

The invention provides an ear biting and cutting pliers, which comprises:

the clamp comprises a clamp head, a fixed rod and a movable rod, wherein the clamp head comprises a fixed clamp leaf and a movable clamp leaf, the movable clamp leaf is positioned above the fixed clamp leaf, one end of the fixed clamp leaf is fixedly connected with one end of the fixed rod, the movable clamp leaf is rotatably connected with the movable rod, a driving structure is arranged in the movable rod, and the driving structure drives the movable clamp leaf to move close to or far away from the fixed clamp leaf;

the fixed clamp leaf is provided with a first biting hole, and the movable clamp leaf can pass through the first biting hole.

In a possible embodiment, the movable jaw is provided with a second cutting hole.

In a possible embodiment, the movable jaw is provided with an inclined surface.

In a possible embodiment, the ear biting pliers further comprise a first handle and a second handle, and the first handle and the second handle are provided with finger rings.

In a possible implementation manner, the driving structure includes a first driving rod and a second driving rod, one end of the first driving rod is rotatably connected to one end of the movable clamp leaf, the other end of the first driving rod is rotatably connected to one end of the second driving rod, and the other end of the second driving rod is rotatably connected to one end of the first handle far away from the finger ring.

In a possible embodiment, the angle between the fixed binding clip and the fixed rod is 0 degrees.

In a possible embodiment, the angle between the fixed jaw and the fixed bar is 30 degrees.

In a possible embodiment, the angle between the fixed binding clip and the fixed bar is 45 degrees.

In one possible embodiment, the ear biting pliers have a width of 4.8mm and a working length of 11cm.

The invention also provides a using method of the ear biting and cutting pliers, which comprises the following steps:

respectively positioning the fixed clamp leaf and the movable clamp leaf at two sides of the pathological tissue;

and driving the movable rod to enable the movable clamp leaf to move close to the fixed clamp leaf.

According to the ear biting and cutting forceps and the using method thereof, the lesion tissue to be cut is placed between the fixed forceps leaf and the movable forceps leaf, and the movable forceps leaf is driven to move through the movable rod, so that the fixed forceps leaf and the movable forceps leaf close to bite and cut the tissue, the defects of large wound area and low accuracy in the prior art are overcome, accurate cutting is realized, and the influence on the surgical field due to excessive oozing blood is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is one of the schematic structural views of an ear biting pliers provided by the present invention;

FIG. 2 is a second schematic view of the ear biting pliers of the present invention;

FIG. 3 is a schematic structural view of a binding clip according to the present invention;

FIG. 4 is one of the schematic structural diagrams of the driving structure provided by the present invention;

FIG. 5 is a second schematic structural diagram of a driving structure provided in the present invention;

FIG. 6 is a schematic view of a structure in which an included angle between a fixed pincer head and a fixed rod is 30 degrees;

FIG. 7 is a schematic flow chart of a method of using the ear biting pliers of the present invention.

Reference numerals: 100. a binding clip; 110. fixing the clamp leaves; 111. a first cut-out hole; 120. a movable clamp leaf; 121. a second resection hole; 122. an inclined surface; 200. a movable rod; 300. a fixing rod; 400. a first handle; 410. a first finger loop; 500. a second handle; 510. a second finger loop; 600. a drive structure; 610. a first drive lever; 620. a second drive lever; 630. a slider; 640. a chute.

Detailed Description

In order to make the implementation objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the embodiments of the present invention.

It should be noted that: in the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described are some embodiments of the present invention, not all embodiments, and features in embodiments and embodiments in the present application may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.

A first embodiment of an ear biting pliers as disclosed herein is described in detail below with reference to fig. 1-6.

As shown in fig. 1 to 3, the present embodiment mainly includes a forceps head 100, a fixed rod 300, and a movable rod 200.

The binding clip 100 comprises a fixed binding clip 110 and a movable binding clip 120, the movable binding clip 120 is located above the fixed binding clip 110, one end of the fixed binding clip 110 is fixedly connected with one end of a fixed rod 300, the movable binding clip 120 is rotatably connected with a movable rod 200, a driving structure 600 is arranged in the movable rod 200, the driving structure drives the movable binding clip 120 to move close to or away from the fixed binding clip 110, a first biting hole is arranged on the fixed binding clip 110, and the movable binding clip 120 can pass through the first biting hole. The fixed jaw 110 and the movable jaw 120 are respectively positioned at both sides of the lesion tissue, and the movable jaw 120 moves close to the fixed jaw 110, so that the fixed jaw 110 and the movable jaw 120 are closed, and the lesion tissue is removed.

Further, the inner wall of the first biting and cutting hole is attached to the outer wall of the movable forceps blade 120, so that two cutting surfaces are formed, the lesion tissue is located between the two cutting surfaces, and the lesion tissue is removed through the occlusion of the two cutting surfaces.

Further, a connecting member is disposed at an end of the movable clamp leaf 120 away from the cutting surface, the connecting member is provided with a connecting hole, and a positioning hole is disposed at an end of the movable rod 200, and a bolt or a rivet penetrates through the connecting hole and the positioning hole, so that the movable clamp leaf 120 can be rotatably connected to an end of the movable rod 200.

Further, the fixed clamp leaves 110 are in a shape of a straight notch, and an arc surface is arranged at the end far away from the fixed rod 300.

In one embodiment, ear biting pliers further comprise first handle 400 and second handle 500, each of first handle 400 and second handle 500 having a finger loop thereon.

Specifically, the finger ring arranged on the first handle 400 is the first finger ring 410, the finger ring arranged on the second handle 500 is the second finger ring 510, one end of the first handle 400 is rotatably connected to the second handle 500, the side of the other end departing from the second handle 500 is fixedly connected with the side of the first finger ring 410, one end of the second handle 500 is fixedly connected with the end of the fixing rod 300 far away from the fixed forceps head 100, and the side of the other end departing from the first handle 400 is fixedly connected with the side of the second finger ring 510.

In use, when a finger is put through the finger ring, the first handle 400 is operated to make the first handle 400 close to the second handle 500, so that the movable blade 120 moves close to the fixed blade 110, and when the movable blade 120 and the fixed blade 110 are closed, the lesion tissue is removed.

Further, the second handle 500 is provided with two mounting plates, the two mounting plates are arranged oppositely and have a certain gap therebetween, the gap forms a cavity for mounting the first handle 400, and the first handle 400 is located between the two mounting plates and is rotatably connected with the mounting plates through a rotating shaft.

Further, when the first handle 400 moves close to the second handle 500, the first handle 400 drives the movable blade 120 to move close to the fixed blade 110, so that the movable blade 120 and the fixed blade 110 are closed; when the first handle 400 moves away from the second handle 500, the first handle 400 drives the movable blade 120 to move away from the fixed blade 110, so that the movable blade 120 and the fixed blade 110 are opened.

As shown in fig. 4 and 5, in one embodiment, the driving structure 600 includes a first driving rod 610 and a second driving rod 620, one end of the first driving rod 610 is rotatably connected to one end of the movable clamp blade 120, the other end is rotatably connected to one end of the second driving rod 620, and the other end of the second driving rod 620 is rotatably connected to one end of the first handle 400 far away from the finger ring.

Specifically, be equipped with the upper plenum on the terminal surface of movable rod 200 towards dead lever 300, be equipped with down the cavity on the terminal surface of dead lever 300 towards movable rod 200, and the upper plenum sets up with cavity down relatively, and constitute the installation cavity that can make its drive structure 600 installation and satisfy drive structure 600 movement track, in the installation cavity, the one end of first actuating lever 610 and the one end that movable tong leaf 120 kept away from the section of stinging are rotated through first pivot and are connected, the other end passes through the second pivot with the one end of second actuating lever 620 and rotates through the second pivot and be connected, the other end of second actuating lever 620 rotates through third pivot and the one end that first handle 400 kept away from first finger circle 410 and is connected.

Further, the second driving rod 620 is provided with a sliding block 630, two end faces of the installation cavity opposite to the sliding block 630 are provided with sliding grooves 640, and the sliding block 630 is slidably connected in the sliding grooves 640.

In one embodiment, the movable jaw 120 is provided with a second cut-out hole 121.

Further, in order to adapt the ear biting forceps to lesion tissues of different sizes, the fixed jaw 110 is provided with a first cutting hole 111 and the movable jaw 120 is provided with a second cutting hole 121.

Further, the first and second cutting holes 111 and 121 can reduce a contact area of the forceps head 100 with a lesion tissue.

In one embodiment, the movable jaw 120 has an angled surface 122, and the angled surface 122 is located on an end surface of the movable jaw 120 remote from the fixed jaw 110 to reduce the weight of the overall ear biting pliers.

In one embodiment, the angle of rotation of the movable clamp leaf 120 is 0-90 degrees, the movable rod 200 drives the movable clamp leaf 120 to move, the range of rotation of the movable clamp leaf 120 is 0-90 degrees, and the corresponding rotation angle can be set according to actual requirements.

In one embodiment, the angle between the fixed jaw 100 and the fixed rod 300 is 0 degrees.

As shown in fig. 6, in one embodiment, the angle between the fixed forceps head 100 and the fixed rod 300 is 30 degrees.

In one embodiment, the angle between the fixed jaw 100 and the fixed rod 300 is 45 degrees.

Specifically, a plurality of angles are arranged between the fixed forceps head 100 and the fixed rod 300, so that lesion tissues at different positions can be conveniently cut off.

In one embodiment, to better accommodate the inside of the ear canal, the width of its ear biting jaws is set to 4.8mm and the working length is set to 11cm, wherein part of the working length comprises the length of the jaw 100 and the movable rod 200, the length of the jaw 100 is 3-5mm and the width is 1mm, wherein different jaw lengths may be suitable for small diseased tissues.

Referring to fig. 7, a first embodiment of a method of using an ear biting and cutting pliers is also provided by embodiments of the present invention based on the same inventive concept.

As shown in fig. 7, the present embodiment mainly includes the following steps:

s100, respectively positioning the fixed clamp leaves and the movable clamp leaves on two sides of the pathological tissue;

s200, driving the first handle to enable the movable clamp leaves to move close to the fixed clamp leaves.

Specifically, in the middle ear tympanum mastoid operation, the thumb passes through the second finger ring, the forefinger passes through the first finger ring and holds the ear biting and cutting forceps, the fixed forceps leaves and the movable forceps leaves of the ear biting and cutting forceps are respectively positioned at two sides of the pathological change tissue, in the process of removing the pathological change tissue, the thumb is not moved, the forefinger moves towards the inside of the hand, the first handle rotates around the rotating shaft and does the motion close to the second handle, the first handle drives the second driving rod in the driving structure to slide in the sliding groove, the second driving rod drives the first driving rod to move, the first driving rod drives the movable forceps leaves to rotate along the first rotating shaft and do the motion close to the fixed forceps leaves, so that the movable forceps leaves and the fixed forceps leaves are closed, and the pathological change tissue is removed through the removing surfaces on the movable forceps leaves and the fixed forceps leaves.

In one embodiment, the ear biting and cutting pliers comprise a pliers head, a fixed rod and a movable rod, wherein the pliers head comprises a fixed pliers leaf and a movable pliers leaf, the movable pliers leaf is positioned above the fixed pliers leaf, one end of the fixed pliers leaf is fixedly connected with one end of the fixed rod, the movable pliers leaf is rotatably connected with the movable rod, a driving structure is arranged in the movable rod, and the driving structure drives the movable pliers leaf to move close to or far away from the fixed pliers leaf;

the fixed clamp leaf is provided with a first biting hole, and the movable clamp leaf can pass through the first biting hole.

In one embodiment, the movable jaw is provided with a second resection hole.

In one embodiment, the movable clamp leaves are provided with inclined surfaces.

In one embodiment, the ear biting and cutting pliers further comprise a first handle and a second handle, each of the first handle and the second handle having a finger loop thereon.

In one embodiment, the driving structure comprises a first driving rod and a second driving rod, one end of the first driving rod is rotatably connected with one end of the movable clamp leaf, the other end of the first driving rod is rotatably connected with one end of the second driving rod, and the other end of the second driving rod is rotatably connected with one end of the first handle far away from the finger ring.

In one embodiment, the angle between the fixed jaw and the fixed rod is 0 degrees.

In one embodiment, the angle between the fixed jaw and the fixed bar is 30 degrees.

In one embodiment, the angle between the fixed jaw and the fixed bar is 45 degrees.

In one embodiment, the ear biting pliers have a width of 4.8mm and a working length of 11cm.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. An ear biting forceps, comprising: the clamp comprises a clamp head, a fixed rod and a movable rod, wherein the clamp head comprises a fixed clamp leaf and a movable clamp leaf, the movable clamp leaf is positioned above the fixed clamp leaf, one end of the fixed clamp leaf is fixedly connected with one end of the fixed rod, the movable clamp leaf is rotatably connected with the movable rod, a driving structure is arranged in the movable rod, and the driving structure drives the movable clamp leaf to move close to or far away from the fixed clamp leaf;

the fixed clamp leaf is provided with a first biting hole, and the movable clamp leaf can pass through the first biting hole.

2. The ear biting pliers of claim 1 wherein said movable jaw has a second cut out opening.

3. The ear biting pliers of any one of claims 1 or 2, wherein the movable jaw has an inclined surface.

4. The ear biting pliers of claim 1 further comprising a first handle and a second handle, each of said first and second handles having a finger loop thereon.

5. The ear biting pliers of claim 4 wherein said drive structure includes a first drive rod and a second drive rod, one end of said first drive rod being pivotally connected to one end of said movable jaw, the other end being pivotally connected to one end of said second drive rod, the other end of said second drive rod being pivotally connected to an end of said first handle remote from said finger ring.

6. The ear biting pliers of claim 1, wherein the angle between the fixed jaw head and the fixed bar is 0 degrees.

7. The ear biting pliers of claim 1, wherein the angle between the fixed jaw head and the fixed bar is 30 degrees.

8. The ear biting pliers of claim 1, wherein the angle between the fixed jaw head and the fixed bar is 45 degrees.

9. The ear biting pliers of claim 1, wherein said ear biting pliers have a width of 4.8mm and a working length of 11cm.

10. A method of using the ear biting pliers of any one of claims 1 to 9 comprising the steps of:

respectively positioning the fixed forceps leaves and the movable forceps leaves at two sides of the pathological tissue;

and driving the movable rod to enable the movable clamp leaf to move close to the fixed clamp leaf.

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