CN215874852U

CN215874852U - Scar loosening knife

Info

Publication number: CN215874852U
Application number: CN202121472023.4U
Authority: CN
Inventors: 杨振宇; 祁佐良; 陆海滨
Original assignee: Plastic Surgery Hospital of CAMS and PUMC
Current assignee: Plastic Surgery Hospital of CAMS and PUMC
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-02-22
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a scar loosening knife which comprises a knife handle, a connecting rod and a blade, wherein the knife handle is vertically arranged, the upper end of the connecting rod is connected with the lower end of the knife handle, the blade is arranged at the other end of the connecting rod, and the scar loosening knife is convenient to hold and can flexibly loosen scars by utilizing the blade.

Description

Scar loosening knife

Technical Field

The utility model belongs to the field of medical instruments, and particularly relates to a scar loosening knife.

Background

Scars are one of the common complaints of plastic surgery, and with the improvement of living standard, the expectation of scar treatment is gradually increased. The scar that face formed because of all kinds of reasons such as skin trauma, burn, operation, acne, especially accompanied subcutaneous adhesion, the sunken scar of contracture, the treatment effect of medicine, laser is all unsatisfactory, and the method of adopting the packing then need fully to release old scar adhesion, thereby obtain the biggest function and beautifully improve, and facial organ composition is complicated, the level is more, the angle is changeable, traditional scar release utensil is bulky, the angle is single, be difficult to form effective release to facial scar, and cause secondary damage easily, as at present common have two kinds of modes: 1. the scissors are loosened, the wound is large, and new scars can be caused; 2. the needle head is loosened, uneven and poor in decomposition integrity, and the autologous fat filling effect is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, an object of the present invention is to provide a scar loosening knife which is simple in structure and convenient to use.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a scar release knife, includes handle of a knife, connecting rod and blade, the vertical setting of handle of a knife, the upper end of connecting rod with the lower extreme of handle of a knife is connected, the blade sets up the other end of connecting rod.

The beneficial effects of the above technical scheme are that: the scar loosening knife is convenient to hold and can flexibly utilize the blade to loosen scars.

In the technical scheme, the blade is triangular, the middle part of one side of the blade is fixedly connected with the connecting rod, and the other two sides of the blade are cutting edges.

The beneficial effects of the above technical scheme are that: its structure is simple to answer, and the both sides of blade are the cutting edge, and the side sword blade connection department is sharp to it is more nimble when making the blade release.

In the technical scheme, the blade is semi-elliptical, the middle part of one side of the blade, which is far away from the arc-shaped edge, is fixedly connected with the connecting rod, and the rest three sides of the blade are cutting edges.

The beneficial effects of the above technical scheme are that: the structure is simple and the utilization is convenient.

In the technical scheme, the blade is arc-shaped, the middle of one end of the blade is fixedly connected with the connecting rod, and the rest three sides of the blade are cutting edges.

In the technical scheme, the middle part of the lower end of the cutter handle is upwards concavely provided with a slot, the upper end of the connecting rod is matched with the slot, and the upper end of the connecting rod is inserted into the slot so that the upper end of the connecting rod is detachably connected with the lower end of the cutter handle.

The beneficial effects of the above technical scheme are that: so make handle of a knife and connecting rod directly can dismantle the connection for the handle of a knife can share.

In the technical scheme, the slot is a slotted hole, and the section of the slotted hole is a regular polygon.

The beneficial effects of the above technical scheme are that: so can avoid the connecting rod with but circumferential direction between the handle of a knife influences the atress of blade at the during operation.

Still include the second retaining member among the above-mentioned technical scheme, the second retaining member sets up the lower extreme of handle of a knife, the upper end of connecting rod stretches into length adjustable in the slot, the second retaining member be used for with the connecting rod locking is in on the handle of a knife.

The beneficial effects of the above technical scheme are that: therefore, the vertical distance between the knife handle and the blade can be flexibly adjusted to meet the requirements of different situations.

In the technical scheme, the second locking part is a locking bolt, the lower end of the side wall of the knife handle is provided with a screw hole penetrating through the slot, the second locking part is in threaded fit with the screw hole, the second locking part is in threaded connection with the screw hole, the threaded end of the second locking part faces towards the inside of the slot, the second locking part is screwed down to lock the connecting rod on the knife handle, or the second locking part is unscrewed to adjust the connecting rod to stretch into the length in the slot.

The beneficial effects of the above technical scheme are that: the structure is simple, and the adjustment is convenient.

Among the above-mentioned technical scheme the connecting rod includes the first body of rod and the second body of rod, the vertical setting of the first body of rod, the one end of the second body of rod with the lower extreme of the first body of rod is rotated through first retaining member and is connected, just the blade sets up the other end of the second body of rod, the second body of rod can be swung from top to bottom and is rotated in order to adjust contained angle between the second body of rod and the first body of rod, first retaining member be used for with the second body of rod locks the optional position department of the second body of rod rotation range, the upper end of the first body of rod constitutes the upper end of connecting rod.

The beneficial effects of the above technical scheme are that: the angle of the blade relative to the knife handle is adjustable, so that the knife handle is more flexible to use.

Among the above-mentioned technical scheme first retaining member includes first bolt, the protruding splint that are equipped with two interval distribution of the lower extreme tip of the first body of rod, the second body of rod is kept away from the protruding connecting plate that is equipped with in the middle part of the one end of blade, connecting plate and two all be equipped with the through-hole that runs through it on the splint, the connecting plate stretches into two between the splint, and is a plurality of the through-hole aligns each other, first bolt passes a plurality ofly the through-hole, the at least nut of threaded end threaded connection of first bolt, screw up or unscrew the nut so that two splint will the connecting plate presss from both sides tightly in order to lock or loosen in order to relieve locking.

Drawings

FIG. 1 is a schematic view of a scar loosening blade according to an embodiment of the present invention;

FIG. 2 is a matching view of the tool shank and the connecting rod in the embodiment of the utility model;

FIG. 3 is an enlarged view of the first rod, the second rod, and the first retaining member in accordance with an embodiment of the present invention;

FIG. 4 is a diagrammatic view of a triangular blade in an embodiment of the present invention;

FIG. 5 is a diagrammatic view of a semi-elliptical blade in an embodiment of the present invention;

FIG. 6 is a diagrammatic view of an arc plate blade in an embodiment of the present invention;

fig. 7 is an end view of an arc plate shaped blade in an embodiment of the present invention.

In the figure: 1 handle of a knife, 11 slots, 2 connecting rods, 21 first body of rod, 211 splint, 22 second body of rod, 221 connecting plate, 23 first retaining member, 231 first bolt, 232 nut, 3 blades, 4 second retaining members.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1, this embodiment provides a scar release knife, including handle of a knife 1, connecting rod 2 and blade 3, the vertical setting of handle of a knife 1, connecting rod 2 is "L" shape, the upper end of connecting rod 2 with the lower extreme of handle of a knife 1 is connected, blade 3 sets up the other end of connecting rod 2, this scar release knife is taken and is held the convenience, and can be nimble utilize the blade to loosen the scar.

As shown in fig. 3, in the above technical solution, the connecting rod 2 includes a first rod body 21 and a second rod body 22, the first rod body 21 is vertically disposed, one end of the second rod body 22 is rotatably connected to the lower end of the first rod body 21 through a first locking member 23, the blade 3 is disposed at the other end of the second rod body 22, the second rod body 22 can swing up and down to adjust an included angle between the second rod body 22 and the first rod body 21, the first locking member 23 is used to lock the second rod body 22 at any position of the rotation range of the second rod body 22, and the upper end of the first rod body 21 constitutes the upper end of the connecting rod 2, so that the angle of the blade relative to the handle is adjustable, and the blade is more flexible to use.

In the above technical solution, the first locking member 23 includes a first bolt 231, two clamping plates 211 are disposed at a lower end of the first rod 21, a connecting plate 221 is disposed at a middle portion of one end of the second rod 22 away from the blade 3, through holes penetrating through the connecting plate 221 and the two clamping plates 211 are disposed on the connecting plate 221, the connecting plate 221 extends into two of the clamping plates 211, the through holes are aligned with each other, the first bolt 231 penetrates through the through holes, a threaded end of the first bolt 231 is connected with at least one nut 232 in a threaded manner, and the nut 232 is screwed or unscrewed to enable the two clamping plates 211 to clamp or loosen the connecting plate 221 to release the locking, so that the first locking member is simple in structure and convenient to adjust.

As shown in fig. 4, in the above technical solution, the blade 3 is triangular (isosceles triangle, and the connecting rod is connected to the middle of the bottom edge of the blade), the middle of one side of the blade 3 is vertically connected and fixed to the connecting rod 2, the second rod and the blade are located in the same plane, and the other two sides of the blade 3 are both cutting edges, which is simple in structure, and both sides of the blade are cutting edges, and the joint of the side cutting edges is a sharp edge, so that the blade is more flexible when being released.

As shown in fig. 5, in the above technical solution, the blade 3 is a semi-ellipse (with a straight edge at the position of the short axis), the middle of one side of the blade 3, which is far away from the arc-shaped edge, is vertically connected and fixed with the connecting rod 2, the second rod body and the blade are located in the same plane, and the remaining three sides of the blade 3 are both cutting edges, so that the structure is simple and the use is convenient.

As shown in fig. 6 and 7, in the above technical solution, the blade 3 is arc-shaped, the middle of one end of the blade 3 is vertically connected and fixed with the connecting rod 2, the second rod is located in the arc surface where the blade is located, and the remaining three sides of the blade 3 are both cutting edges, so that the structure is simple and the use is convenient.

In detail, as shown in fig. 2, in the above technical scheme, a slot 11 is upwards concavely formed in the middle of the lower end of the tool shank 1, the upper end of the connecting rod 2 is matched with the slot 11, the upper end of the connecting rod 2 is inserted into the slot 11, so that the upper end of the connecting rod 2 is detachably connected with the lower end of the tool shank 1, and the tool shank and the connecting rod are directly detachably connected, so that the tool shank can be shared.

In the technical scheme, the cross section of the slot 11, which is a slotted hole, is a regular polygon (preferably a regular hexagon, and the upper end of the connecting rod is also a regular hexagon matched with the slotted hole of the slot 11), so that the influence on the stress of the blade during working due to circumferential rotation between the connecting rod and the handle can be avoided.

Preferably, still include second retaining member 4 among the above-mentioned technical scheme, second retaining member 4 sets up the lower extreme of handle of a knife 1, the upper end of connecting rod 2 stretches into length adjustable in the slot 11, second retaining member 4 is used for with connecting rod 2 locks on the handle of a knife 1, so make the vertical interval of handle of a knife and blade can be nimble adjust to satisfy the needs of different situations.

In the technical scheme, the second locking part 4 is a locking bolt, the lower end of the side wall of the knife handle 1 is provided with a screw hole penetrating through the slot 11, the second locking part 4 is in threaded fit with the screw hole, the second locking part 4 is in threaded connection with the screw hole, the threaded end of the second locking part 4 faces towards the inside of the slot 11 and is screwed down, the second locking part 4 is used for locking the connecting rod 2 on the knife handle 1 or unscrewing the second locking part 4 is used for adjusting the connecting rod 2 to stretch into the length in the slot 11, and the adjusting device is simple in structure and convenient to adjust.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The scar loosening knife is characterized by comprising a knife handle (1), a connecting rod (2) and a blade (3), wherein the knife handle (1) is vertically arranged, the upper end of the connecting rod (2) is connected with the lower end of the knife handle (1), the blade (3) is arranged at the other end of the connecting rod (2), the connecting rod (2) comprises a first rod body (21) and a second rod body (22), the first rod body (21) is vertically arranged, one end of the second rod body (22) is rotatably connected with the lower end of the first rod body (21) through a first locking part (23), the blade (3) is arranged at the other end of the second rod body (22), the second rod body (22) can be swung up and down to adjust an included angle between the second rod body (22) and the first rod body (21), and the first locking part (23) is used for locking the second rod body (22) at any position of the rotation range of the second rod body (22), the upper end of the first rod body (21) forms the upper end of the connecting rod (2).

2. The scar release knife according to claim 1, characterized in that the blade (3) is triangular, the middle of one side of the blade (3) is fixedly connected with the connecting rod (2), and the other two sides of the blade (3) are both cutting edges.

3. The scar loosening knife according to claim 1, characterized in that the blade (3) is semi-elliptical, the middle of one side of the blade (3) away from the arc-shaped edge is fixedly connected with the connecting rod (2), and the rest three sides of the blade (3) are cutting edges.

4. The scar release knife according to claim 1, characterized in that the blade (3) is arc-shaped, the middle of one end of the blade (3) is fixedly connected with the connecting rod (2), and the rest three sides of the blade (3) are knife edges.

5. The scar release knife according to any one of claims 1 to 4, characterized in that a slot (11) is formed in the middle of the lower end of the knife handle (1) in an upward concave manner, the upper end of the connecting rod (2) is matched with the slot (11), and the upper end of the connecting rod (2) is inserted into the slot (11) so that the upper end of the connecting rod (2) is detachably connected with the lower end of the knife handle (1).

6. The scar loosening blade according to claim 5, characterized in that the slot (11) has a regular polygon shaped slot cross section.

7. The scar loosening knife according to claim 5, characterized by further comprising a second locking member (4), wherein the second locking member (4) is arranged at the lower end of the knife handle (1), the length of the upper end of the connecting rod (2) extending into the slot (11) is adjustable, and the second locking member (4) is used for locking the connecting rod (2) on the knife handle (1).

8. The scar loosening knife according to claim 7, characterized in that the second locking member (4) is a locking bolt, a screw hole penetrating through the insertion groove (11) is formed in the lower end of the side wall of the knife handle (1), the second locking member (4) is in threaded fit with the screw hole, the second locking member (4) is in threaded connection with the screw hole, the threaded end of the second locking member (4) faces towards the inside of the insertion groove (11), the second locking member (4) is screwed down to lock the connecting rod (2) on the knife handle (1), or the second locking member (4) is unscrewed to adjust the length of the connecting rod (2) extending into the insertion groove (11).

9. The scar loosening blade of any one of claims 1 to 4, the first locking piece (23) comprises a first bolt (231), two clamping plates (211) distributed at intervals are convexly arranged at the end part of the lower end of the first rod body (21), a connecting plate (221) is convexly arranged in the middle of one end of the second rod body (22) far away from the blade (3), through holes penetrating through the connecting plate (221) and the two clamping plates (211) are arranged on the connecting plate (221), the connecting plate (221) extends into the space between the two clamping plates (211), and a plurality of the through holes are aligned with each other, the first bolt (231) passes through the plurality of the through holes, the threaded end of the first bolt (231) is threaded with at least one nut (232), and the nut (232) is tightened or loosened so that the two clamping plates (211) clamp the connecting plate (221) to be locked or loosened to be unlocked.