CN218128725U - Adjustable multifunctional medical electric knife - Google Patents
Adjustable multifunctional medical electric knife Download PDFInfo
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- CN218128725U CN218128725U CN202220434614.0U CN202220434614U CN218128725U CN 218128725 U CN218128725 U CN 218128725U CN 202220434614 U CN202220434614 U CN 202220434614U CN 218128725 U CN218128725 U CN 218128725U
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Abstract
The utility model belongs to the technical field of medical equipment, and particularly discloses an adjustable multifunctional medical electrotome, which comprises a tube body formed by combining a first semicircular tube and a second semicircular tube, wherein one end of the tube body is coaxially connected with a handle, a first connecting rod is horizontally and slidably connected in the first semicircular tube, one end of the first connecting rod, which is far away from the handle, is provided with a first cutter head, the other end of the second semicircular tube, which is horizontally and slidably connected with a second connecting rod, and one end of the second connecting rod, which is far away from the handle, is provided with a second cutter head; a first control part is arranged on one side of the handle, which is positioned on the first semicircular pipe, and a second control part is arranged on one side of the handle, which is positioned on the second semicircular pipe; the first cutter head is rotatably connected with one end, far away from the handle, of the first connecting rod, a third control portion used for controlling rotation of the first cutter head is arranged on the lower portion of the first semicircular tube, and the first cutter head can be controlled to rotate up and down through the third control portion. The scheme is mainly applied to deep or cavity surgery, and enriches the functionality of the existing medical electric knife.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, a multi-functional medical electrotome with adjustable is specifically disclosed.
Background
When the existing medical electric coagulation knife is used for deep or cavity surgery, particularly for meniscus resection in knee joint replacement, the knife head cannot rotate, so that tissues around the deep part are easily damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multi-functional medical electrotome with adjustable to solve the problem of current medical electrotome function singleness.
In order to achieve the above object, the basic scheme of the utility model is: an adjustable multifunctional medical electric knife comprises a tube body formed by combining a first semicircular tube and a second semicircular tube, wherein one end of the tube body is coaxially connected with a handle, a first connecting rod is horizontally and slidably connected in the first semicircular tube, a first knife head is arranged at one end, far away from the handle, of the first connecting rod, a second connecting rod is horizontally and slidably connected in the second semicircular tube, and a second knife head is arranged at one end, far away from the handle, of the second connecting rod; a first control part is arranged on one side of the handle, which is positioned in the first semicircular tube, and can adjust and fix the horizontal position of the first connecting rod in the first semicircular tube through the first control part, so that the first cutter head can extend out of or retract into the tube body; the first cutter head is rotatably connected with one end, far away from the handle, of the first connecting rod, a third control part used for controlling rotation of the first cutter head is arranged on the lower portion of the first semicircular tube, and the first cutter head can be controlled to rotate up and down through the third control part.
The working principle of the basic scheme is as follows:
the first knife head in the medical electric knife is an electric coagulation knife head, the second knife head is a common cutting knife head, in an initial state, the first knife head and the second knife head are both contracted in the tube body, when the medical electric knife is used, the position of the handle is held by a hand, when the first knife head is required to be used for cutting, the position of the first connecting rod in the first semicircular tube can be adjusted and fixed through the first control part, so that the first knife head can be driven to extend out of the tube body and fix the position of the first connecting rod, and in deep surgery, such as meniscal excision, the first knife head can be controlled to rotate up and down through the third control part; when the second cutter head is required to be used for cutting, the first cutter head is retracted into the pipe body through the first control part, and then the second control part adjusts and fixes the position of the second connecting rod in the second semicircular pipe, so that the second cutter head is driven to extend out of the pipe body and fix the position of the second cutter head.
The beneficial effect of this basic scheme lies in:
(1) In the scheme, the first cutter head and the second cutter head are connected in a tube body in a water-level sliding manner, the first cutter head is set as an electrocoagulation cutter head, and the first control part and the second control part are independently controlled, so that the two cutter heads can be directly switched conveniently in the operation, the traditional mode of switching the whole instrument is replaced, and the purpose of saving the operation time is achieved;
(2) In the scheme, the third control part is used for controlling the vertical rotation of the first cutter head, so that unnecessary damage of the cutter head to surrounding tissues can be effectively avoided when deep surgery or cavity surgery, particularly when meniscal resection is replaced by the knee joint.
Furthermore, the upper part outside the tube body is provided with an aspirator tube, and one end of the aspirator tube close to the handle is bent upwards to form a connector end. By the arrangement, the switching time of the surgical instrument can be reduced, and the interference to the surgical field during the operation of the traditional aspirator tube can be prevented.
Furthermore, the first connecting rod is a groove-shaped structure with an opening at the upper part, the groove-shaped structure is formed by a first vertical plate, a second vertical plate and a flat plate, the upper part of the head and tail end of the first knife is rotatably connected between the first vertical plate and the second vertical plate, and the lower part of the head and tail end of the first knife is hinged with a third connecting rod; a first through groove is formed in one side, close to the handle, of the flat plate in the vertical direction, and a second through groove is formed in one side, close to the handle, of the first semicircular pipe in the vertical direction; a U-shaped sliding block is connected between the first vertical plate and the second vertical plate close to one side of the handle in a horizontal sliding mode, a vertical plate is arranged on the lower portion of the sliding block, the vertical plate extends downwards to penetrate through the first through groove and the second through groove and can horizontally slide along the first through groove and the second through groove, and a finger ring sleeve is arranged on the lower portion of the vertical plate; one side of the third connecting rod, which is far away from the first cutter head, is hinged with the upper part of the sliding block. Set up the simple operation like this, the overall stability of structure is high simultaneously.
Furthermore, the first control part and the second control part are mirror structures; the first control part comprises a poke rod arranged on a first connecting rod, one end of the poke rod, far away from the first connecting rod, is coaxially sleeved with a first sleeve, one side of the first sleeve, far away from the first connecting rod, is coaxially provided with a rotating handle, and one end of the poke rod, far away from the first connecting rod, is provided with a limiting part; one side that lies in the handle on the first semicircle pipe is to having seted up the third through groove along the level, and one side that lies in the first semicircle pipe on the handle is to having seted up the fourth through groove along the level, and the poker rod runs through the third and leads to groove, fourth through groove, and can lead to the groove horizontal slip along the third, fourth through groove one side, and fourth through groove one side is first round hole, and fourth through groove opposite side is the second round hole, and the one side of keeping away from the turning handle on the first sleeve pipe can realize coaxial threaded connection with first round hole, second round hole. Set up the simple operation like this, the overall stability of structure is high simultaneously to can improve its life.
Drawings
Fig. 1 is a schematic view of a southwest isometric three-dimensional structure of an embodiment of the adjustable multifunctional medical electrotome of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic isometric view of the southwest of the first semicircle tube and the first connecting rod in combination;
FIG. 4 is a schematic isometric view of the southwest of a state where the first semicircular tube and the first connecting rod are disassembled;
FIG. 5 is an enlarged view at A in FIG. 3;
FIG. 6 is a front view of FIG. 4;
FIG. 7 is an enlarged view taken at A in FIG. 6;
fig. 8 is an enlarged view at B in fig. 6;
FIG. 9 is a schematic view of a southwest isometric perspective structure of a slider, a riser and a finger ring sleeve;
FIG. 10 is a schematic isometric view of the southwest of the second semi-circular tube in combination with a second connecting rod;
FIG. 11 is a schematic isometric view of the southwest of a state where the second semi-circular tube and the second connecting rod are disassembled;
fig. 12 is an enlarged view at B in fig. 1.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: first semicircle pipe 1, second semicircle pipe 2, handle 3, first connecting rod 4, first tool bit 5, second connecting rod 6, second tool bit 7, first control part 8, second control part 9, third control part 10, aspirator pipe 11, first riser 12, second riser 13, third connecting rod 14, first logical groove 15, the logical groove 16 of second, slider 17, riser 18, finger ring cover 19, poker rod 20, first sleeve pipe 21, turning handle 22, third logical groove 23, the logical groove 24 of fourth, first round hole 25, second round hole 26.
Embodiment as shown in fig. 1 and 2, an adjustable multifunctional medical electric knife comprises a tube body assembled by a first semicircular tube 1 and a second semicircular tube 2, wherein a cylindrical handle 3 is coaxially installed at one end of the tube body, an aspirator tube 11 is installed at the outer upper part of the tube body, and one end of the aspirator tube 11 close to the handle 3 is bent upwards to form a mouthpiece end.
As shown in fig. 3 and 4, a first connecting rod 4 is sleeved in the first semicircular tube 1, the first connecting rod 4 can only slide horizontally in the first semicircular tube 1 and cannot rotate, a first cutter head 5 is installed at one end, far away from the handle 3, of the first connecting rod 4, a first control part 8 is installed at one side, located on the first semicircular tube 1, of the handle 3, and the horizontal position of the first connecting rod 4 in the first semicircular tube 1 can be adjusted and fixed through the first control part 8, so that the first cutter head 5 can extend out of or retract into the tube body.
As shown in fig. 10 and 11, the second connecting rod 6 is sleeved in the second semicircular tube 2, the second connecting rod 6 can only slide horizontally in the second semicircular tube 2 but cannot rotate, the second cutter head 7 is installed at one end, far away from the handle 3, of the second connecting rod 6, the second control part 9 is installed at one side, located on the second semicircular tube 2, of the handle 3, and the horizontal position of the second connecting rod 6 in the second semicircular tube 2 can be adjusted and fixed through the second control part 9, so that the second cutter head 7 can extend out of or retract into the tube body.
In the present embodiment, the first control portion 8 and the second control portion 9 are mirror-image structures, and the first control portion 8 is described in this specification by taking the first control portion 8 as an example, as shown in fig. 5, the first control portion 8 includes a poke rod 20 welded on the first link 4, a first sleeve 21 is coaxially sleeved on one end of the poke rod 20 away from the first link 4, a rotating handle 22 is coaxially welded on one side of the first sleeve 21 away from the first link 4, and a limit pin for limiting the first sleeve 21 and the rotating handle 22 is installed on one end of the poke rod 20 away from the first link 4; a third through groove 23 is processed on one side of the first semicircular pipe 1, which is positioned on the handle 3, along the horizontal direction.
As shown in fig. 12, a fourth through groove 24 is processed along the horizontal direction in one side of the first semicircular tube 1 on the handle 3, the poke rod 20 runs through the third through groove 23 and the fourth through groove 24, and can horizontally slide along the third through groove 23 and the fourth through groove 24, the left side of the fourth through groove 24 is a first round hole 25, the right side of the fourth through groove 24 is a second round hole 26, and one side of the first sleeve 21, which is far away from the rotating handle 22, can be connected with the first round hole 25 and the second round hole 26 by coaxial threads.
The first cutter head 5 is rotatably connected with one end of the first connecting rod 4, which is far away from the handle 3, a third control part 10 for controlling the rotation of the first cutter head 5 is arranged at the lower part of the first semicircular tube 1, and the first cutter head 5 can be controlled to rotate up and down through the third control part 10.
As shown in fig. 6, 7, and 8, the third control unit 10 in the present embodiment is implemented as follows: the first connecting rod 4 is a groove-shaped structure which is composed of a first vertical plate 12, a second vertical plate 13 and a flat plate, the upper part of the first connecting rod is provided with an opening, the groove-shaped structure is arranged in the first semicircular pipe 1 and cannot rotate, and the groove-shaped structure only forms a matching structure in horizontal sliding connection with the first semicircular pipe 1. The upper part of the tail end of the first cutter head 5 is rotatably arranged between the first vertical plate 12 and the second vertical plate 13, and the lower part of the tail end of the first cutter head 5 is hinged with a third connecting rod 14. A first through groove 15 is formed in the flat plate at one side close to the handle 3 in the vertical direction, and a second through groove 16 is formed in the first semicircular pipe 1 at one side close to the handle 3 in the vertical direction; one side horizontal sliding connection who is close to handle 3 between first riser 12 and the second riser 13 has the slider 17 of U form, the welding of slider 17 lower part has riser 18, riser 18 downwardly extending runs through first logical groove 15 and second logical groove 16, and can lead to 16 horizontal sliding along first logical groove 15, second, the welding of riser 18 lower part has finger ring cover 19, the structure of slider 17, riser 18, finger ring cover 19 is as shown in fig. 9, the one side of keeping away from first tool bit 5 on the third connecting rod 14 is articulated with slider 17 upper portion.
The specific implementation process is as follows:
the first cutter head 5 in the medical electric knife is an electric coagulation cutter head, the second cutter head 7 is a common cutting cutter head, in an initial state, the first cutter head 5 and the second cutter head 7 are both contracted in a tube body, in use, the handle 3 is held by a hand, when the first cutter head 5 is required to be used for cutting, the first cutter head 5 can drive the first connecting rod 4 to move towards the first cutter head 5 by pushing the poke rod 20 in the first control part 8 to the side of the first cutter head 5, then the rotating handle 22 is poked to connect the first sleeve 21 with the first round hole 25 in a threaded manner, so that the first cutter head 5 can extend out of the first semicircular tube 1 and fix the position of the first cutter head.
When a deep operation such as meniscectomy is performed, a forefinger is placed in the finger ring sleeve 19, and horizontal push-pull is applied to control the vertical rotation of the first cutter head 5, when the finger ring sleeve 19 is pushed towards the first cutter head 5 side, the third connecting rod 14 is driven by the sliding block 17 to move towards the first cutter head 5 side, and the third connecting rod 14 moves towards the first cutter head 5 side, so that the first cutter head 5 can rotate upwards; when the finger ring sleeve 19 is pulled towards the handle 3 side, the first cutter head 5 can be driven to rotate downwards, so that the up-and-down rotation control of the first cutter head 5 is realized.
When the second cutting head 7 is required to cut, the first cutting head 5 retracts into the first semicircular tube 1, the first sleeve 21 in the first control part 8 is in threaded connection with the second circular hole 26 to fix the position of the first cutting head 5 in the first semicircular tube 1, then the position of the second connecting rod 6 in the second semicircular tube 2 is adjusted through the poke rod 20 in the second control part 9, the second cutting head 7 extends out of the second semicircular tube 2, and the position of the second connecting rod 6 is fixed through the second control part 9.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be pointed out that, for the person skilled in the art, without departing from the structure of the invention, several variants and modifications can be made, which should also be regarded as the scope of protection of the invention, which will not affect the effectiveness of the implementation of the invention and the utility of the patent.
Claims (4)
1. An adjustable multifunctional medical electric knife is characterized by comprising a tube body formed by combining a first semicircular tube and a second semicircular tube, wherein one end of the tube body is coaxially connected with a handle, a first connecting rod is horizontally and slidably connected in the first semicircular tube, one end, far away from the handle, of the first connecting rod is provided with a first knife head, the other end, far away from the handle, of the second semicircular tube is horizontally and slidably connected with a second connecting rod, and one end, far away from the handle, of the second connecting rod is provided with a second knife head; a first control part is arranged on one side of the handle, which is positioned in the first semicircular tube, and can adjust and fix the horizontal position of the first connecting rod in the first semicircular tube through the first control part, so that the first cutter head can extend out of or retract into the tube body; the first cutter head is rotatably connected with one end, far away from the handle, of the first connecting rod, a third control portion used for controlling rotation of the first cutter head is arranged on the lower portion of the first semicircular tube, and the first cutter head can be controlled to rotate up and down through the third control portion.
2. The adjustable multifunctional medical electric knife according to claim 1, wherein the upper part of the outer part of the tube body is provided with an aspirator tube, and one end of the aspirator tube close to the handle is bent upwards to form a mouthpiece end.
3. The adjustable multifunctional medical electrotome according to claim 1, wherein the first connecting rod is a groove-shaped structure with an opening at the upper part thereof, which is composed of a first vertical plate, a second vertical plate and a flat plate, the upper part of the head and tail end of the first knife is rotatably connected between the first vertical plate and the second vertical plate, and the lower part of the head and tail end of the first knife is hinged with a third connecting rod; a first through groove is formed in the flat plate in the vertical direction on one side close to the handle, and a second through groove is formed in the first semicircular tube in the vertical direction on one side close to the handle; a U-shaped sliding block is connected between the first vertical plate and the second vertical plate close to one side of the handle in a horizontal sliding mode, a vertical plate is arranged on the lower portion of the sliding block, the vertical plate extends downwards to penetrate through the first through groove and the second through groove and can horizontally slide along the first through groove and the second through groove, and a finger ring sleeve is arranged on the lower portion of the vertical plate; one side of the third connecting rod, which is far away from the first tool bit, is hinged with the upper part of the sliding block.
4. The adjustable multifunctional medical electric knife according to claim 1, wherein the first control part and the second control part are mirror images; the first control part comprises a poke rod arranged on a first connecting rod, one end of the poke rod, far away from the first connecting rod, is coaxially sleeved with a first sleeve, one side of the first sleeve, far away from the first connecting rod, is coaxially provided with a rotating handle, and one end of the poke rod, far away from the first connecting rod, is provided with a limiting part; one side that lies in the handle on the first semicircle pipe is to having seted up the third through groove along the level, and one side that lies in the first semicircle pipe on the handle is to having seted up the fourth through groove along the level, and the poker rod runs through the logical groove of third, fourth through groove, and can lead to the groove horizontal slip along the logical groove of third, fourth, and fourth through groove one side is first round hole, and fourth through groove opposite side is the second round hole, and the one side of keeping away from turning handle on the first sleeve pipe can realize coaxial threaded connection with first round hole, second round hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220434614.0U CN218128725U (en) | 2022-03-01 | 2022-03-01 | Adjustable multifunctional medical electric knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220434614.0U CN218128725U (en) | 2022-03-01 | 2022-03-01 | Adjustable multifunctional medical electric knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218128725U true CN218128725U (en) | 2022-12-27 |
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ID=84549379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220434614.0U Active CN218128725U (en) | 2022-03-01 | 2022-03-01 | Adjustable multifunctional medical electric knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218128725U (en) |
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2022
- 2022-03-01 CN CN202220434614.0U patent/CN218128725U/en active Active
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