CN219594741U - Medical cutting pliers - Google Patents

Abstract

The utility model discloses a pair of medical scissors pliers, which comprises a fixed shaft and two scissors blades, wherein the two scissors blades are rotationally connected with the fixed shaft, the part of the scissors blades, which is positioned on the left side of the fixed shaft, is a knife handle, the top end of the fixed shaft protrudes out of the scissors blades, the top end of the fixed shaft is connected with a mounting plate, a strip-shaped hole is formed in the mounting plate, two sliding columns penetrate through the strip-shaped hole, two ends of each sliding column are connected with a limiting head, each sliding column can slide in the strip-shaped hole, the two limiting columns are respectively positioned on the front side and the rear side of the two blades, the two limiting columns are respectively connected with the two limiting heads on the lower side of the mounting plate through two connecting rods, and a fastening mechanism is arranged on the limiting heads on the upper side of the mounting plate and can fix the sliding columns on the mounting plate; the device can limit the unfolding angle of the blade so as to avoid overlarge unfolding angle of the blade caused by improper operation of medical staff and further cause tissue damage caused by the back of the knife.

Description

Medical cutting pliers

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a pair of medical scissors pliers.

Background

The basic surgical instruments can be divided into: medical scissors, hemostatic forceps, medical forceps, surgical knife, etc. Medical scissors can be classified into tissue scissors and thread scissors according to the use. Tissue shears are typically curved shears, sharp and delicate for dissecting, shearing or separating cut tissue. In general, direct shear is used for shallow surgery, and curved shear is used for deep surgery. At present, the medical scissors cannot limit the unfolding angle of the two blades, when the medical scissors are used, the scissors enter human tissues, and at the moment, if medical staff operate improperly, the two blades are excessively unfolded, so that the back of the blades is extruded against the internal tissues of the human body, and the tissues are damaged.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the medical cutting pliers, which can limit the unfolding angle of the blade so as to avoid overlarge unfolding angle of the blade caused by improper operation of medical staff and further cause tissue damage caused by the back of the knife.

The utility model provides a medical scissors pincers, includes fixed axle and two scissors blades, and two scissors blades rotate with the fixed axle to be connected, and the scissors blade is located the left part of fixed axle and is the blade, and the scissors blade is located the part on fixed axle right side and is the handle of a knife, the top of fixed axle is outstanding in the scissors blade, and the mounting panel is connected on the top of fixed axle, and it has the bar hole to open on the mounting panel, and two slip posts run through the bar hole, and the both ends of slip post all are connected with spacing head, and the slip post can slide in the bar downthehole, and two spacing posts are located the front and back both sides of two blades respectively, and two spacing posts are connected with two spacing heads of mounting panel downside through two connecting rods respectively, are provided with fastening mechanism on the spacing head of mounting panel upside, and fastening mechanism can fix the slip post on the mounting panel.

Preferably, the fastening mechanism comprises a fixed plate, a bolt and a limiting piece, wherein the fixed plate is connected with the limiting head, the bolt penetrates through the fixed plate and is in threaded connection with the fixed plate, the bottom end of the bolt is connected with the limiting piece, and the limiting piece can be in contact with the top wall of the mounting plate.

Preferably, the limiting sheet is a silica gel sheet.

Preferably, the bottom wall of the mounting plate is connected with the fixed shaft through a spring.

Preferably, the spring is detachably connected with the fixed shaft.

Preferably, the limit post is made of stainless steel materials.

Preferably, the right end of the knife handle is connected with a finger ring.

Preferably, the inner wall of the finger ring is rough.

The beneficial effects of the utility model are as follows: in this technical scheme connect the mounting panel on the top of fixed axle, it has the bar hole to open on the mounting panel, two slip posts can be in the downthehole back-and-forth movement of bar, two spacing posts are located the front and back both sides of two blades respectively, two spacing posts can be with the back of a knife blade contact, in the time of using, fix the position of slip post through fastening mechanism, the position of spacing post is also fixed this moment, spacing post fixed position limits the angle that two blades were expanded, namely when the back of a knife blade contacted with spacing post, be the biggest angle of expanding of two blades, according to the angle of actually required expanding, adjust the position of slip post, and then adjust the position of spacing post, can adjust the biggest angle that two blades can be expanded like this, so this device can restrict the angle of expanding of blade, in order to avoid medical personnel to operate the blade angle of expanding that improperly causes too big, and then lead to the tissue damage that the back of a knife blade extrudees to cause.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a top view of the present utility model;

fig. 2 is an enlarged schematic view of the position a in fig. 1.

In the attached drawings, a 1-shear blade, a 2-fixed shaft, a 3-finger ring, a 4-mounting plate, a 5-limit column, a 6-bar hole, a 7-sliding column, an 8-limit head, a 9-connecting rod, a 10-fixing plate, an 11-bolt and a 12-limit sheet.

Detailed Description

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.

It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.

Example 1

As shown in fig. 1 and 2, in this embodiment, a medical scissors clamp is provided, including a fixed shaft 2 and two scissors blades 1, two scissors blades 1 are connected with the fixed shaft 2 in a rotating way, the part of the scissors blades 1 located at the left side of the fixed shaft 2 is a blade, the part of the scissors blades 1 located at the right side of the fixed shaft 2 is a knife handle, the top end of the fixed shaft 2 protrudes out of the scissors blades 1, the top end of the fixed shaft 2 is connected with a mounting plate 4, a strip-shaped hole 6 is formed in the mounting plate 4, two sliding columns 7 penetrate through the strip-shaped hole 6, two ends of the sliding columns 7 are connected with limiting heads 8, the sliding columns 7 can slide in the strip-shaped hole 6, the two limiting columns 5 are located at the front side and the rear side of the two blades respectively, the two limiting columns 5 are connected with two limiting heads 8 at the lower side of the mounting plate 4 respectively through two connecting rods 9, a fastening mechanism is arranged on the limiting head 8 at the upper side of the mounting plate 4, and the fastening mechanism can fix the sliding columns 7 on the mounting plate 4.

In this embodiment, the mounting panel 4 is connected on the top of fixed axle 2, the bar hole 6 has been opened on the mounting panel 4, two slip post 7 can be in bar hole 6 back and forth movement, two spacing post 5 are located the front and back both sides of two blades respectively, two spacing post 5 can be with the back of a knife blade contact, when using, fix the position of slip post 7 through fastening mechanism, the position of spacing post 5 is also fixed this moment, spacing post 5 position is fixed, the angle that expandes two blades is restricted, namely when the back of a knife blade contacts with spacing post 5, be the biggest angle of expanding of two blades, according to the angle that actually needs to expand, adjust the position of slip post 7, and then adjust the position of spacing post 5, can be to the biggest angle that two blades can expand like this, this device can restrict the expansion angle of blade, in order to avoid medical personnel to operate the blade expansion angle that causes too big, and then lead to the tissue damage that the back of a knife blade caused.

The fastening mechanism in this embodiment includes a fixing plate 10, a bolt 11 and a limiting piece 12, the fixing plate 10 is connected with the limiting head 8, the bolt 11 penetrates through the fixing plate 10 and is in threaded connection with the fixing plate 10, the bottom end of the bolt 11 is connected with the limiting piece 12, and the limiting piece 12 can be in contact with the top wall of the mounting plate 4. In this embodiment, the fastening mechanism includes a fixing plate 10, a bolt 11 and a limiting piece 12, when the position of the sliding column 7 is fixed, the rotating bolt 11 drives the limiting piece 12 to move downwards, and the limiting piece 12 is attached to and pressed against the top wall of the mounting plate 4, so as to fix the position of the sliding column 7.

The limiting plate 12 is a silicon plate in this embodiment. In this embodiment, the limiting plate 12 is a silica gel plate, so that when the limiting plate 12 is tightly attached to the mounting plate 4, the friction force is stronger, and the fixation of the sliding column 7 is more stable.

The bottom wall of the mounting plate 4 is connected with the fixed shaft 2 through a spring in the embodiment. The mounting plate 4 is connected with the fixed shaft 2 through a spring in the embodiment, so that the mounting plate 4 can be pulled upwards, the limiting column 5 can be located above the blades, the two blades can be completely unfolded, and the scissors can be conveniently polished by a worker after the edges of the scissors are blunt.

In this embodiment, the spring is detachably connected to the fixed shaft 2. In this embodiment, the limiting post 5 is made of stainless steel. In this embodiment, the right end of the handle is connected with a finger ring 3. The inner wall of the finger ring 3 is rough in this embodiment.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims (8)

1. The utility model provides a medical scissors pincers, includes fixed axle (2) and two scissors blades (1), and two scissors blades (1) rotate with fixed axle (2) to be connected, and scissors blade (1) are located the left part of fixed axle (2) and are the blade, and scissors blade (1) are located the part on fixed axle (2) right side and are the handle of a knife, a serial communication port, the top of fixed axle (2) is outstanding in scissors blade (1), and mounting panel (4) are connected on the top of fixed axle (2), and open on mounting panel (4) has bar hole (6), and two slip post (7) run through bar hole (6), and the both ends of slip post (7) all are connected with spacing head (8), and slip post (7) can be in bar hole (6) slip, and two spacing posts (5) are located the front and back both sides of two blades respectively, and two spacing posts (5) are connected with two spacing heads (8) of mounting panel (4) downside through two connecting rods (9), are provided with fastening mechanism on spacing head (8) of mounting panel (4) upside respectively.

2. The medical cutting pliers according to claim 1, wherein the fastening mechanism comprises a fixing plate (10), a bolt (11) and a limiting piece (12), the fixing plate (10) is connected with the limiting head (8), the bolt (11) penetrates through the fixing plate (10) and is in threaded connection with the fixing plate (10), the bottom end of the bolt (11) is connected with the limiting piece (12), and the limiting piece (12) can be in contact with the top wall of the mounting plate (4).

3. A medical cutting nipper according to claim 2, wherein the limiting sheet (12) is a silicon sheet.

4. A pair of medical scissors according to claim 1, characterized in that the bottom wall of the mounting plate (4) is connected to the stationary shaft (2) by means of a spring.

5. A pair of medical scissors according to claim 4, characterized in that the spring is detachably connected to the fixed shaft (2).

6. A pair of medical scissors according to claim 1, characterized in that the limit posts (5) are made of stainless steel material.

7. A pair of medical scissors according to claim 1, characterized in that the right end of the handle is connected with a finger ring (3).

8. A medical cutting nipper according to claim 7, characterized in that the inner wall of the finger ring (3) is rough.