CN111643161A

CN111643161A - Safe skin-removing knife for burn in field operations

Info

Publication number: CN111643161A
Application number: CN202010598164.4A
Authority: CN
Inventors: 袁瑞; 周琴; 胡大海; 韩军涛
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2020-09-11
Anticipated expiration: 2040-06-28
Also published as: CN111643161B

Abstract

The invention discloses a field safe skin-removing knife for burns, which comprises a shell, a material-removing hole, a driving mechanism, a moving mechanism, a connecting block, a skin-removing mechanism, a handle, a control mechanism and a lithium battery.

Description

Safe skin-removing knife for burn in field operations

Technical Field

The invention relates to a dermatome, in particular to a safe field operation dermatome for burns.

Background

At present, medical personnel use traditional dermatotome to get the shortcoming that the skin was got for patient's burn position to lie in, medical personnel can't control the position that gets skin knife and patient's the position that gets skin position and contact, when getting skin knife and patient's getting skin position contact too deeply, at this moment, get the skin knife can get the skin together with patient's intact skin, and then cause the injury to the patient, when getting skin knife and patient's getting skin position contact too shallowly, the effect of getting the skin has been influenced, in view of above defect, it is necessary to design field operations safety type burn and uses the dermatotome in fact.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: provides a safe skin-removing knife for burns in field operations, which solves the problems provided by the background technology.

In order to solve the technical problems, the technical scheme of the invention is as follows: safe type burn of field operations is with getting skin sword, including casing, material taking hole, actuating mechanism, moving mechanism, connecting block, get skin mechanism, handle, control mechanism, lithium cell, the inside bottom an organic whole of casing be equipped with the material taking hole, the material taking hole be the through-hole, the inside right side upper end of casing the actuating mechanism has set firmly, the inside top an organic whole of casing be equipped with moving mechanism, moving mechanism bottom the connecting block has set firmly, connecting block inside set firmly get skin mechanism, casing top right side the handle has set firmly, the handle outer wall the control mechanism has set firmly, the inside right side tight fit of casing be equipped with the lithium cell, lithium cell and actuating mechanism and control mechanism wire be connected.

Furthermore, the driving mechanism consists of a motor and a screw rod.

Further, the inside right side upper end of casing set firmly the motor, the motor left side set firmly the lead screw, the lead screw rotate and run through in the casing, just lead screw thread run through in the connecting block.

Furthermore, the moving mechanism consists of a sliding groove and a sliding pin.

Furthermore, the top end of the inside of the shell is integrally provided with a sliding groove, and a sliding pin is arranged inside the sliding groove in a sliding mode.

Furthermore, the skin taking mechanism consists of a spring, a mounting pin and a blade.

Furthermore, a spring is fixedly arranged in the connecting block, and an installation pin is fixedly arranged at the bottom of the spring.

Furthermore, the mounting pin is connected with the connecting block in a sliding mode, and a blade is fixedly arranged at the bottom of the mounting pin.

Furthermore, the control mechanism is composed of a first switch and a second switch.

Further, the handle top set firmly first switch, the outside left side upper end of handle set firmly the second switch.

Compared with the prior art, this safe type burn of field operations is with getting skin sword through getting the resilience function of skin mechanism for get skin mechanism in this application and patient's the skin position of getting closely laminate, with this prevent to get skin mechanism and patient's the emergence of appearing too dark or too shallow phenomenon in getting the skin position, can know from this, through using the device in this application, not only play the protection to the patient and handle, still ensured to get the skin effect.

Drawings

FIG. 1 is a front cross-sectional view of a field safe burn dermatome;

FIG. 2 is a front view of a field safe burn dermatome;

FIG. 3 is a bottom view of the housing;

FIG. 4 is a side cross-sectional view of the moving mechanism;

fig. 5 is a circuit diagram of a field safe skin-grafting knife for burns.

The device comprises a shell 1, a material taking hole 2, a driving mechanism 3, a moving mechanism 4, a connecting block 5, a peeling mechanism 6, a handle 7, a control mechanism 8, a lithium battery 9, a motor 10, a screw rod 11, a sliding groove 12, a sliding pin 13, a spring 14, a mounting pin 15, a blade 16, a first switch 17 and a second switch 18.

The following detailed description will be further described in conjunction with the above-identified drawings.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments. It will be apparent, however, to one skilled in the art, that the described embodiments may be practiced without some or all of these specific details. In other instances, well known process steps have not been described in detail.

Example 1

As shown in fig. 1, safe type burn of field operations is with getting dermatotome, including casing 1, get material hole 2, actuating mechanism 3, moving mechanism 4, connecting block 5, get skin mechanism 6, handle 7, control mechanism 8,

lithium cell

9, 1 inside bottom an organic whole of casing be equipped with and get material hole 2, get material hole 2 be the through-hole, 1 inside right side upper end of casing have set firmly actuating

mechanism

3, 1 inside top an organic whole of casing be equipped with moving mechanism 4, 4 bottoms of moving mechanism have set firmly connecting

block

5, 5 insidely of connecting block have set firmly and get

skin mechanism

6, 1 top right side of casing have set firmly handle 7, 7 outer walls of handle have set firmly control mechanism 8, 1 inside right side tight fit of casing be equipped with lithium cell 9, lithium cell 9 and actuating mechanism 3 and 8 wire connection of control mechanism.

This safe type burn of field operations is with getting skin sword, medical personnel hold handle 7, get material hole 2 with the patient with casing 1 department again and get the skin position and contact, let this skin mechanism 6 and the inseparable laminating of patient's skin of getting, medical personnel open control mechanism 8 again, make actuating mechanism 3 control link block 5 drive moving mechanism 4 and move along the skin position of getting of patient along getting of skin mechanism 6, let to get skin mechanism 6 promptly and get the skin processing for the patient, get the skin and finish the back, medical personnel is again through the use to control mechanism 8, make and get skin mechanism 6 and reset, medical personnel will get the tissue after the skin again and follow and get out in the material hole 2 can.

Example 2

As shown in fig. 1, 2, 3 and 4, the safe skin-removing knife for field operations comprises a shell 1, a material-removing hole 2, a driving mechanism 3, a moving mechanism 4, a connecting block 5, a skin-removing mechanism 6, a handle 7, a control mechanism 8 and a lithium battery 9, wherein the material-removing hole 2 is integrally arranged at the bottom end inside the shell 1, the material-removing hole 2 is a through hole, the driving mechanism 3 is fixedly arranged at the upper end of the right side inside the shell 1, the moving mechanism 4 is integrally arranged at the top end inside the shell 1, the connecting block 5 is fixedly arranged at the bottom of the moving mechanism 4, the skin-removing mechanism 6 is fixedly arranged inside the connecting block 5, the handle 7 is fixedly arranged at the right side of the top of the shell 1, the control mechanism 8 is fixedly arranged on the outer wall of the handle 7, the lithium battery 9 is tightly arranged at the right side inside the shell 1, and the lithium battery 9 is connected with the driving mechanism, the driving mechanism 3 comprises a motor 10 and a screw rod 11, the upper end of the right side inside the shell 1 is fixedly provided with the motor 10, the left side of the motor 10 is fixedly provided with the screw rod 11, the screw rod 11 is rotated to penetrate through the shell 1, the screw rod 11 is threaded to penetrate through the connecting block 5, the moving mechanism 4 comprises a sliding groove 12 and a sliding pin 13, the sliding groove 12 is integrally arranged at the top end inside the shell 1, the sliding pin 13 is arranged inside the sliding groove 12 in a sliding manner, the peeling mechanism 6 comprises a spring 14, an installation pin 15 and a blade 16, the spring 14 is fixedly arranged inside the connecting block 5, the installation pin 15 is fixedly arranged at the bottom of the spring 14, the installation pin 15 is slidably connected with the connecting block 5, the bottom of the installation pin 15 is fixedly provided with the blade 16, the control mechanism 8 comprises a first switch 17 and a second switch 18, the top of the handle 7 is fixedly provided with the first switch 17, the upper end of the left side outside the handle 7 is fixedly provided with a second switch 18.

When the safe skin-removing knife for burns in field operations is used, medical staff firstly hold the handle 7 with the right hand, then contact the bottom surface of the shell 1 with the skin-removing part of a patient, namely, the skin-removing part of the patient is positioned in the material-removing hole 2, at the moment, the skin of the patient applies extrusion force to the blade 16, so that the blade 16 drives the mounting pin 15 to move along the direction of the connecting block 5, the spring 14 deforms, the mounting pin 15 and the blade 16 apply counter extrusion force to the skin of the patient under the action of the resilience force of the spring 14, namely, the blade 16 is tightly attached to the skin of the patient, so that the contact state of the blade 16 and the skin of the patient is prevented from being in an excessively deep or excessively shallow state, the medical staff does not release by pressing the thumb of the right hand against the first switch 17 to start the forward rotation of the motor 10, the motor 10 drives the screw rod 11 to rotate clockwise, and the screw rod 11 and the connecting block 5 are in, so that the connecting block 5 drives the sliding pin 13 and the blade 16 to move from left to right along the direction of the material taking hole 2, namely, the blade 16 is used for skin taking treatment of the skin of a patient, after the skin taking is finished, the thumb of the medical staff releases the first switch 17 to stop the work of the motor 10, the medical staff presses the second switch 18 with the index finger of the right hand to open the reversing function of the motor 10, the operation principle is opposite to that, so that the blade 16 moves from right to left to reset the blade 16, when the blade 16 is reset, the index finger of the medical staff releases the second switch 18, and the tissue after the skin taking is taken out from the material taking hole 2.

As shown in fig. 5, the lithium battery 9 in the present application is for providing energy supply to the device, the lithium battery 9 is connected with the motor 10, the first switch 17 and the second switch 18 by wires, and the motor 10 is a micro low-speed motor, and the type of the motor is preferably 16GA 030/050.

Claims

1. Safe type burn of field operations is with getting dermatotome, its characterized in that includes the casing, gets material hole, actuating mechanism, moving mechanism, connecting block, gets skin mechanism, handle, control mechanism, lithium cell, the inside bottom an organic whole of casing be equipped with and get the material hole, get the material hole and be the through-hole, the inside right side upper end of casing the actuating mechanism has set firmly, the inside top an organic whole of casing be equipped with moving mechanism, moving mechanism bottom the connecting block has set firmly, connecting block inside set firmly get skin mechanism, casing top right side the handle has set firmly, the handle outer wall the control mechanism has set firmly, the inside right side tight fit of casing be equipped with the lithium cell, lithium cell and actuating mechanism and control mechanism wire be connected.

2. The safe skin-grafting knife for burns according to claim 1, wherein the driving mechanism is composed of a motor and a screw rod.

3. The safe field-operation skin-grafting knife for burns according to claim 1, characterized in that a motor is fixedly arranged at the upper end of the right side inside the housing, a screw rod is fixedly arranged at the left side of the motor, the screw rod is rotatably penetrated through the housing, and the screw rod is threadedly penetrated through the connecting block.

4. The safe skin-grafting knife for burns according to claim 1, wherein the moving mechanism is composed of a sliding groove and a sliding pin.

5. The safe field-operation skin-grafting knife for burns according to claim 1, wherein a sliding groove is integrally formed at the top end inside the shell, and a sliding pin is slidably arranged inside the sliding groove.

6. The safe field-operation skin-grafting knife for burns according to claim 1, wherein the skin-grafting mechanism is composed of a spring, a mounting pin and a blade.

7. The safe field-operation skin-grafting knife for burns according to claim 1, wherein a spring is fixedly arranged in the connecting block, and a mounting pin is fixedly arranged at the bottom of the spring.

8. The safe field-operation skin-grafting knife as claimed in claim 7, wherein the mounting pin is slidably connected with the connecting block, and the bottom of the mounting pin is fixedly provided with the blade.

9. The safe field-operation skin-grafting knife as claimed in claim 1, wherein the control mechanism is composed of a first switch and a second switch.

10. The safe field-operation skin-grafting knife for burns according to claim 1, characterized in that a first switch is fixedly arranged at the top of the handle, and a second switch is fixedly arranged at the upper end of the left side outside the handle.