CN214073497U - Skin taking knife for burn plastic patients - Google Patents

Abstract

The utility model discloses a skin-taking knife for burn plastic patients, which utilizes a screw-type skin-taking pushing structure to take skin, can level the skin-taking part while moving stably and ensures uniform skin-taking thickness, it is characterized in that the edge pressing plate is of a frame-shaped structure, the guide frame is arranged inside the edge pressing plate, the edge pressing plate is provided with two abdicating grooves which are respectively positioned at two sides of the guide frame, the abdicating groove extends towards the two ends of the edge pressing plate, the abdicating groove penetrates through the edge pressing plate, the side walls at the two sides of the guide frame are provided with guide sliding grooves, the guide sliding chutes extend towards two ends of the guide frame, the guide sliding chutes penetrate through the side wall of the guide frame, lead screws are arranged in the guide sliding chutes, one of the lead screws is provided with a first bevel gear, the crank is arranged on the guide frame, and the crank is provided with a second bevel gear.

Description

Skin taking knife for burn plastic patients

Technical Field

The utility model relates to a skin-removing knife for burn plastic patients, which relates to a skin-removing knife capable of removing skin when the burn plastic patients take shapes, and belongs to the field of medical equipment. In particular to a skin-removing knife which utilizes a screw rod type to push a skin-removing structure to remove the skin, can level the skin-removing part while moving stably and ensures the uniform skin-removing thickness.

Background

When treating severe burn patient, because patient's skin is impaired seriously, can't grow new skin, in order to avoid further emergence infection, promote skin recovery as early as possible, generally can carry out the skin grafting operation, and need utilize the dermatotome to take off the skin of patient self healthy skin position and transplant the cover in the wound region in the skin grafting operation, because the dermatotome is in order to guarantee to take the skin thickness even when getting the skin, it is as far as possible to guarantee to take skin position skin to keep level, and flatten the skin position through setting up square frame structure in the dermatotome outer lane among the prior art, but because square frame only flattens the skin edge, because the elasticity of skin self, the skin production bulge for pressing the regional skin in the frame is uneven, influence the thickness uniformity who gets the skin.

Notice No. CN211213404U discloses a skin knife is got with burning plastic surgery, including centre gripping frame, screw hole, screw rod, bull stick, grip block, connecting rod, lifting plate, cotton pad, assembly piece and hydraulic pressure frame, the one end fixedly connected with frame support of hydraulic pressure frame, the kerve has been seted up to one side of frame support, the inside swing joint of kerve has the pull rod, the one end fixedly connected with blade mounting plate of pull rod, this skin knife's frame support of getting is difficult to flatten whole skin position's skin, leads to the skin thickness homogeneity of taking off to receive the influence.

Notice No. CN211704771U discloses a skin knife is got to burn plastic surgery, including the handle, the outer pole of one end fixedly connected with of handle, the inside of outer pole is cavity, the middle part joint of outer pole has the bracing piece, the surface joint of bracing piece has fixture block A, fixture block B and lag, the surface swing joint of bracing piece has the connecting block, the inside swing joint of connecting block has the blade, and this skin knife needs personnel to go taut skin around the flattening with the hand when getting the skin, just can guarantee to get the homogeneity of skin thickness, and the operation is comparatively inconvenient.

Disclosure of Invention

In order to improve the condition, the utility model relates to a burn plastic patient provides one kind and utilizes lead screw formula to promote to get the skin structure and get the skin, can carry out the flattening to getting the skin position when removing steadily, guarantees to get the even dermatotome of getting of skin thickness.

The utility model relates to a burn plastic patient is with getting dermatotome is so realized: the utility model relates to a dermatotome for burn plastic patient comprises a blank pressing plate, a roller, a guide frame, a guide chute, a crank, a first bevel gear, a lead screw, a abdication groove, a blade, a fixed column, an edging roller, a sliding block, a roller frame and a second bevel gear, wherein the blank pressing plate is of a frame structure, the guide frame is arranged in the blank pressing plate, the blank pressing plate is provided with two abdication grooves which are respectively arranged at two sides of the guide frame, the abdication grooves extend towards two ends of the blank pressing plate, the abdication grooves penetrate through the blank pressing plate, the side walls at two sides of the guide frame are provided with guide chutes which extend towards two ends of the guide frame, the guide chutes penetrate through the side wall of the guide frame, the guide chute is internally provided with the lead screw, one of the lead screw is provided with the first bevel gear, the crank is arranged on the guide frame, the crank is provided with the second bevel gear, the second bevel gear is meshed with the first bevel gear, the fixed column is arranged in the guide frame, sliding columns are arranged at two ends of the fixed column, the two sliding columns are correspondingly arranged in the two guide sliding chutes, one end of the sliding column is connected with the fixed column, the other end of the sliding column extends to the outside of the guide frame, the sliding column is sleeved with a sliding block, the sliding block is attached to the guide sliding chute, the sliding block is correspondingly arranged on the screw rod, the roller is arranged at the other end of the sliding column, the roller is correspondingly arranged in the abdicating groove, the blade is arranged on the fixed column, the blade is an arc-shaped blade, the bottom of the blade is flush with the bottom of the blank holder, the two ends of the fixed column are provided with roller frames, the roller frame contacts with the inner wall of the guide frame, the roller frame extends towards two ends of the guide frame, a plurality of edge pressing rollers are arranged between the two roller frames, and the edge pressing rollers are parallel to the fixed column.

Has the beneficial effects.

The structure is simple, and the device is convenient and practical.

Secondly, the cost is low, and the popularization is convenient.

And thirdly, the skin at the skin taking part can be leveled, and the uniformity of the skin taking thickness is ensured.

And fourthly, the screw rod type pushes the skin taking structure, the movement is more stable, and the skin taking distance is controlled accurately.

Drawings

FIG. 1 is a three-dimensional structure diagram of a dermatome for burn and plastic patients;

FIG. 2 is a schematic view of the skin-removing knife for burn and plastic patients;

FIG. 3 is a three-dimensional structure diagram of a fixing column of a dermatome for burn and plastic patients;

fig. 4 the utility model relates to a burn plastic patient is with structure schematic diagram of skinning knife lead screw drive department.

In the attached drawings

Wherein the method comprises the following steps: the edge pressing plate comprises an edge pressing plate 1, a roller 2, a guide frame 3, a guide chute 4, a crank 5, a first bevel gear 6, a lead screw 7, a yielding groove 8, a blade 9, a fixing column 10, an edge pressing roller 11, a sliding block 12, a roller frame 13 and a second bevel gear 14.

The specific implementation mode is as follows:

the utility model relates to a burn plastic patient is with getting dermatotome is so realized: the utility model relates to a dermatotome for burn plastic patients, which comprises a blank pressing plate 1, a roller 2, a guide frame 3, a guide chute 4, a crank 5, a first bevel gear 6, a lead screw 7, a abdicating groove 8, a blade 9, a fixed column 10, a blank pressing roller 11, a sliding block 12, a roller frame 13 and a second bevel gear 14, wherein the blank pressing plate 1 is of a frame structure, the guide frame 3 is arranged in the blank pressing plate 1, the blank pressing plate 1 is provided with two abdicating grooves 8, the two abdicating grooves 8 are respectively arranged at two sides of the guide frame 3, the abdicating grooves 8 extend towards two ends of the blank pressing plate 1, the abdicating grooves 8 extend through the blank pressing plate 1, the guide chutes 4 are arranged on two side walls of the guide frame 3, the guide chutes 4 extend towards two ends of the guide frame 3, the guide chutes 4 extend through the side wall of the guide frame 3, the lead screw 7 is arranged in the guide chute 4, one lead screw 7 is provided with the first bevel gear 6, the crank 5 is arranged on the guide frame 3, the crank 5 is provided with a second bevel gear 14, the second bevel gear 14 is meshed with a first bevel gear 6, the fixed column 10 is arranged in the guide frame 3, two ends of the fixed column 10 are provided with sliding columns, the two sliding columns are correspondingly arranged in the two guide sliding chutes 4, one end of each sliding column is connected with the fixed column 10, the other end of each sliding column extends to the outside of the guide frame 3, the sliding block 12 is sleeved on each sliding column, the sliding block 12 is attached to the guide sliding chutes 4, the sliding block 12 is correspondingly arranged on the screw rod 7, the roller 2 is arranged at the other end of each sliding column, the roller 2 is correspondingly arranged in the abdicating groove 8, the blade 9 is arranged on the fixed column 10, the blade 9 is an arc-shaped blade 9, the bottom of the blade 9 is flush with the bottom of the blank holder 1, and the two ends of the fixed column 10 are provided with roller frames 13, the roller frames 13 are in contact with the inner wall of the guide frame 3, the roller frames 13 extend towards two ends of the guide frame 3, a plurality of edge pressing rollers 11 are arranged between the two roller frames 13, and the edge pressing rollers 11 are parallel to the fixed column 10.

When the peeling machine is used, a peeling knife is placed at a position to be peeled, skin on four sides is leveled through the edge pressing plates 1 on the periphery, then the second-number bevel gear 14 is driven to rotate through the rotating crank 5, the second-number bevel gear 14 and the first bevel gear 6 form a meshing relation, so that the first-number bevel gear theoretically drives the screw 7 to rotate, the screw 7 rotates to push the sliding block to move on the screw 7, the fixed column 10 moves in the guide frame 3, the blade 9 and the edge pressing rollers 11 move in the guide frame 3, the blade 9 is peeled, and when the blade 9 peels, the skin on the periphery can be leveled because the front and the rear of the blade 9 are leveled by the aid of the edge pressing rollers 11;

the blade 9 is designed to be an arc-shaped blade 9, so that the contact area between the blade 9 and the skin of a patient can be increased, the bottom of the blade 9 is attached to the skin of the patient, the cutting force of the blade 9 is consistent with the surface of the skin of the patient for cutting, and the cutting injury of the skin of the patient caused by the cutting force of the blade 9 towards the skin of the patient is avoided;

the roller frame 13 extends towards the two ends of the guide frame 3, so that a plurality of edge pressing rollers 11 are arranged on the two sides of the fixing column 10, and when the blade 9 is used for taking the skin of a patient, the edge pressing rollers 11 on the two sides of the fixing column 10 can be used for leveling the skin of the patient at the same time, so that the skin around the blade 9 can be kept flat when the blade 9 is used for taking the skin;

the abdicating groove 8 penetrates through the edge pressing plate 1 and is matched with the roller 2 in the abdicating groove 8, so that the roller 2 can be attached to the skin of a patient to roll while rolling in the abdicating groove 8, the supporting force of the roller frame 13 can be increased, the roller frame 13 is prevented from causing secondary damage to the skin of the patient, meanwhile, the skin tension can be kept, and the skin loosening is prevented from influencing the skin taking;

reach and utilize 7 formulas of lead screw to promote to get the skin structure and get the skin, remove when steady can carry out the flattening to getting the skin position, guarantee to get the even purpose of skin thickness.

It should be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "mounted," "connected" and "connected" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a detachable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (5)

1. The utility model provides a burn plastic patient is with getting dermatotome which characterized by: the edge pressing plate is of a frame-shaped structure, the guide frame is arranged in the edge pressing plate, the edge pressing plate is provided with two abdicating grooves which are respectively positioned at two sides of the guide frame, the abdicating grooves extend towards two ends of the edge pressing plate, the abdicating grooves penetrate through the edge pressing plate, the side walls at two sides of the guide frame are provided with guide sliding grooves which extend towards two ends of the guide frame, the guide sliding grooves are internally provided with screw rods, one of the screw rods is provided with the first bevel gear, the crank is arranged on the guide frame, the crank is provided with the second bevel gear, the second bevel gear is meshed with the first bevel gear, the fixing column is arranged in the guide frame, two ends of the fixing column are provided with sliding columns, two inside two direction spouts were arranged in to the traveller correspondence, the one end and the fixed column of traveller are connected, the other end of traveller extends to the leading truck outside, the sliding block has been put to the cover on the traveller, sliding block and direction spout are laminated mutually, the sliding block corresponds arranges in on the lead screw, and the gyro wheel is arranged in on the other end of traveller, during the gyro wheel correspondence was arranged in and is stepped down the groove, the blade was arranged in on the fixed column, be provided with the roller frame on the both ends of fixed column, the inner wall of roller frame and leading truck contacted, the roller frame extends, two to the both ends of leading truck be provided with a plurality of edging rollers between the roller frame.

2. The dermatome for burn and plastic surgery patient according to claim 1, wherein the guide chute penetrates a side wall of the guide frame.

3. The dermatome for burn plastic patients according to claim 1, wherein said blade is an arc-shaped blade.

4. The dermatome for burn plastic patients according to claim 3, wherein the bottom of the blade is flush with the bottom of the blank holder.

5. The dermatome for burn plastic patients according to claim 1, wherein the edge-pressing roller and the fixed column are parallel.

Images