A high-frequency swing-head electroresection and electrocoagulation soft tissue separator for breast surgery

Abstract

The invention discloses a breast surgery high-frequency swing head electroresection and electrocoagulation soft tissue separator, comprising a scalpel, the scalpel being a double-edged scalpel, a working plate and a swinging device, the swinging device comprising a gear and a rack, the gear being rotatably arranged on the working plate, the scalpel being fixedly connected to the gear, the rack being slidably connected to the working plate, the rack being slidably arranged in a front-to-back direction, and the rack being matched with the gear. The invention drives the scalpel to swing frequently by moving the rack of the swinging device back and forth, thereby replacing the working mode in which the operator's arm drives the scalpel to swing, and reducing the operator's labor intensity.

Description

Technical Field

[0001] The present invention and the technical field of medical surgical equipment specifically relate to a high-frequency swing-head electro-cutting and electro-coagulation soft tissue separator for breast surgery. Background Art

[0002] Minimally invasive surgery is now used in all medical surgeries. Therefore, under a certain incision, the smaller the size of the surgical instrument and the more diverse its functions, the higher the efficiency. The existing breast scalpel device is a single-sided blade and a fixed-position electrocuting and electrocoagulation knife. The scalpel does not have the function of rotating, and long-term use can easily cause shoulder pain to the operator. Summary of the invention

[0003] In view of the above problems, the present invention provides a high-frequency swinging head electrocutting and electrocoagulating soft tissue separator for breast surgery. On the basis of the existing electrocutting and electrocoagulating scalpel, a device for rotating the scalpel is added to achieve high-frequency head swinging, thereby reducing the labor intensity of the operator.

[0004] The technical solution of the present invention to solve the technical problem is:

[0005] A high-frequency swing-head electroresection and electrocoagulation soft tissue separator for breast surgery comprises a scalpel, characterized in that the scalpel is a double-edged scalpel, and further comprises a working plate and a swinging device, wherein the swinging device comprises a gear and a rack, wherein the gear is rotatably arranged on the working plate, and the scalpel is fixedly connected to the gear, the rack is slidably connected to the working plate, the rack is slidably arranged along the front-rear direction, and the rack cooperates with the gear.

[0006] Furthermore, a rotating shaft is provided on the working plate, the gear is rotatably provided on the rotating shaft, a communicating locking groove is provided on the outer side surface of the rotating shaft and the inner side surface of the gear, and a locking structure is also included, the locking structure includes a locking plate and a first return spring, the locking plate is slidably provided in the locking groove, the first return spring is provided between the locking plate and the rotating shaft, a push rod is slidably provided on the working plate, the push rod is provided at the bottom of the gear and contacts with the locking plate.

[0007] Furthermore, the rack is slidably arranged on the movable plate along the front-rear direction, the push rod is fixedly connected to the movable plate, and the movable plate is slidably arranged on the working plate along the left-right direction.

[0008] Furthermore, the movable plate is fixedly provided with a connecting plate, the connecting plate is slidably arranged on the working plate along the left-right direction, and the pressing rod is arranged on the connecting plate.

[0009] Furthermore, a second return spring is provided at both the front and rear ends of the rack.

[0010] Furthermore, a limiting protrusion is provided at the bottom of the scalpel, a limiting groove is provided on the working plate along the swinging track of the limiting protrusion, and the limiting protrusion is arranged in the limiting groove.

[0011] Furthermore, first limit plates are respectively arranged on the left and right sides of the scalpel, and the first limit plates are arranged on the working plate.

[0012] Furthermore, a second limit plate is arranged on the front and rear sides of the rack, the second limit plate is arranged on the working plate, and the second limit plate is arranged on the left side of the rack, and when the rack is meshed with the gear, the left side of the rack is flush with the right side of the second limit plate.

[0013] Furthermore, a second connecting plate is fixedly provided on the side of the gear, and the scalpel is detachably connected to the second connecting plate.

[0014] Furthermore, a push block is provided on the rack.

[0015] The effects provided in the content of the invention are only the effects of the embodiments, not all the effects of the invention. One of the above technical solutions has the following advantages or beneficial effects:

[0016] 1. The present invention drives the scalpel to swing frequently by moving the rack of the swinging device back and forth, thereby replacing the working mode of driving the scalpel to swing by the operator's arm, thereby reducing the labor intensity of the operator.

[0017] 2. The present invention locks the gear through the locking plate of the locking structure, so that it cannot rotate, thereby keeping the scalpel fixed, which is convenient for the operator to perform stable operation. The locking plate is pressed to the locking groove of the gear by the pressing rod, thereby releasing the lock of the gear, and then the rack is moved to realize the swing of the scalpel. The scalpel can be switched between the swinging and fixed states, which is convenient for the user to select the state of the scalpel according to actual needs, and improves adaptability.

[0018] 3. The present invention sets a rack on the movable plate, and the pressure rod is fixedly connected to the movable plate. The pressure rod can be moved left and right by applying a thrust in the left and right directions to the rack, thereby switching between the locked and unlocked states. The scalpel can be swung by applying a thrust in the front and back directions to the rack. The force units for the two actions of switching states and swinging the blade head are both the rack, which is easy to operate.

[0019] 4. The present invention provides second return springs at both the front and rear ends of the rack, so that the rack can be restored to the middle position through the second return spring, and the scalpel can be adjusted to the middle position.

[0020] 5. The present invention makes the swing trajectory of the scalpel more stable by cooperating with the limiting protrusion and the limiting groove.

[0021] 6. In the present invention, first limit plates are respectively arranged on the left and right sides of the scalpel, and the swing angle of the scalpel is limited by the first limit plates to ensure stability.

[0022] 7. The present invention limits the position of the rack during the process of pushing the rack back and forth in use by making the left side of the rack flush with the right side of the second limit plate when the rack is meshed with the gear, so that the rack remains meshed with the gear. When the rack is restored to the middle position, the second limit plate does not affect the movement of the rack away from the gear, thereby achieving the locking action of the scalpel.

[0023] 8. The present invention facilitates replacement of the scalpel by detachably connecting the scalpel to the gear.

[0024] 9. A pressing block is provided on the rack to facilitate the user to press and operate the rack. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0026] Figure 2 A top view of the present invention;

[0027] Figure 3 for Figure 2 Sectional view in the AA direction;

[0028] Figure 4 A three-dimensional image of a scalpel;

[0029] Figure 5 A three-dimensional diagram of a working board;

[0030] Figure 6 It is a three-dimensional structural schematic diagram of the rack, the moving plate, the connecting plate and the locking structure;

[0031] In the figure, a scalpel 1, a limiting protrusion 11, a first limiting plate 12, a working plate 2, a rotating shaft 21, a locking groove 22, a limiting groove 23, a movable plate slide 24, a connecting plate slide 25, a gear 31, a second connecting plate 311, a rack 32, a movable plate 33, a rack slide 331, a second return spring 34, a second limiting plate 35, a connecting plate 36, a third return spring 361, a push block 37, a locking plate 41, a first return spring 42, and a push rod 43. DETAILED DESCRIPTION

[0032] In order to clearly illustrate the technical features of the present solution, the present invention is described in detail below through specific implementation methods and in conjunction with the accompanying drawings. The disclosure below provides many different embodiments or examples for realizing different structures of the present invention. In order to simplify the disclosure of the present invention, the components and settings of specific examples are described below. In addition, the present invention may repeat reference numbers and / or letters in different examples. This repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed. It should be noted that the components illustrated in the accompanying drawings are not necessarily drawn to scale. The present invention omits the description of known components and processing techniques and processes to avoid unnecessary limitations on the present invention.

[0033] A high-frequency swing head electro-resection and electro-coagulation soft tissue separator for breast surgery, comprising a scalpel 1, wherein the scalpel 1 is a double-edged scalpel, wherein both the left and right sides of the scalpel have blades, and further comprising a working plate 2 and a swinging device, wherein an end cap is further arranged above the working plate and the swinging device, and since the end cap is the prior art of the electro-resection and electro-coagulation soft tissue separator, it will not be described in detail, wherein the end cap is connected to the working plate and realizes a limiting effect on the upper part of each component, wherein the swinging device comprises a gear 31 and a rack 32, wherein the gear 31 is rotatably arranged on the working plate 2, and the scalpel 1 is fixedly connected to the gear 31, specifically, the scalpel is arranged at the front side of the gear 31, wherein the rack 32 is slidably connected to the working plate 2, wherein the rack 32 is slidably arranged along the front-back direction, and wherein the rack 32 cooperates with the gear 31, and specifically, the rack is arranged on the left side of the gear, and the rack slides forward and backward to drive the gear to rotate. The present invention drives the scalpel to swing frequently by moving the rack of the swinging device forward and backward, thereby replacing the working mode in which the arm of the operator drives the scalpel to swing, thereby reducing the labor intensity of the operator.

[0034] The working plate 2 is provided with a rotating shaft 21, and the gear 31 is rotatably arranged on the rotating shaft 21. Specifically, the upper side of the rotating shaft is limited by an end cover to ensure that the gear does not shake up and down. A communicating locking groove 22 is provided on the outer side surface of the rotating shaft 21 and the inner side surface of the gear 31. The specific locking groove is arranged on the left side of the rotating shaft and the left side of the inner side surface of the gear, and also includes a locking structure. The locking structure includes a locking plate 41 and a first return spring 42. The locking plate 41 is slidably arranged in the locking groove 22. The specific implementation method is that the locking plate 41 uses the locking groove as a sliding groove to achieve sliding in the direction close to or away from the gear. The first return spring 42 is arranged between the locking plate 41 and the rotating shaft 21, and the first return spring is also arranged in the locking groove 22. A push rod 43 is slidably arranged on the working plate 2. The push rod 43 is arranged at the bottom of the gear 31 and contacts with the locking plate 41. Specifically, a groove for the push rod to pass through is provided on the working plate 2, and the bottom of the locking plate is located in the groove. The present invention locks the gear by a locking plate of a locking structure so that it cannot rotate, thereby keeping the scalpel fixed, which is convenient for the operator to perform stable operation. The locking plate is pressed to the locking groove of the gear by a pressing rod, thereby releasing the lock of the gear, and then the rack is moved to realize the swing of the scalpel. The scalpel can be switched between the swinging and fixed states, which is convenient for the user to select the state of the scalpel according to actual needs, thereby improving adaptability.

[0035] The rack 32 is slidably arranged on the movable plate 33 along the front-back direction. Specifically, the movable plate is provided with a rack slide 331 arranged front-back. The rack is arranged in the rack slide 331. The upper part of the rack is limited by an end cover to ensure that it does not shake up and down. The push rod 43 is fixedly connected to the movable plate 33. The movable plate 33 is slidably arranged on the working plate 2 along the left-right direction. Specifically, the working plate is provided with a movable plate slide 24 cooperating with the movable plate. The movable plate slide 24 is arranged along the left-right direction. The movable plate is slidably arranged in the movable plate slide 24. In the present invention, the rack is arranged on the movable plate, and the push rod is fixedly connected to the movable plate. The push rod can be moved left and right by applying a thrust in the left-right direction to the rack, thereby switching between the locked and non-locked states. The scalpel can be swung by applying a thrust in the front-back direction to the rack. The force units of the switching state and the swinging knife head are both the rack, which is easy to operate.

[0036] The movable plate 33 is fixedly provided with a connecting plate 36, and the connecting plate 36 is slidably provided on the working plate 2 in the left-right direction. Specifically, the connecting plate is provided below the movable plate, and the working plate is provided with a connecting plate slide 25 for the connecting plate to slide. The pressing rod 43 is provided on the connecting plate 36, and the pressing rod is provided at the right end of the connecting plate. Furthermore, a third reset spring 361 is provided between the connecting plate and the working plate, and the third reset spring 361 is provided on the right side of the connecting plate to push the connecting plate, the movable plate, and the rack to move to the left to complete the reset.

[0037] The rack 32 is provided with a second return spring 34 at both the front and rear ends. The second return spring facilitates the rack to return to the middle position, and facilitates the adjustment of the scalpel to the middle position. When the operator does not interfere, the rack returns to the middle position under the action of the second return spring, and then the locking action is completed by the locking structure.

[0038] A limiting protrusion 11 is provided at the bottom of the scalpel, and a limiting groove 23 is provided on the working plate 2 along the swinging trajectory of the limiting protrusion 11. The limiting protrusion 11 is arranged in the limiting groove 23. The limiting protrusion cooperates with the limiting groove to make the swinging trajectory of the scalpel more stable.

[0039] The left and right sides of the scalpel 1 are respectively provided with first limit plates 12 , and the first limit plates 12 are arranged on the working plate 2 . The first limit plates limit the swing angle of the scalpel to ensure stability.

[0040] A second limit plate 35 is provided on the front and rear sides of the rack. The second limit plate 35 is provided on the working plate 2, and the second limit plate 35 is provided on the left side of the rack. When the rack 32 is meshed with the gear 31, the left side of the rack is flush with the right side of the second limit plate 35. During the process of pushing the rack back and forth in use, the position of the rack is limited so that it remains meshed with the gear. When the rack is restored to the middle position, the second limit plate does not affect the movement of the rack away from the gear, thereby realizing the locking action of the scalpel.

[0041] A second connecting plate 311 is fixedly provided on the side of the gear, and the scalpel 1 is detachably connected to the second connecting plate 311, so that the scalpel can be replaced. The specific connection method is that two mounting holes are provided on the second connecting plate and the scalpel, and bolts and screws are provided in the mounting holes to achieve detachable connection.

[0042] The rack 32 is provided with a push block 37 , which specifically extends to the outside of the working plate 2 , so that the operator can press the push block to control the rack.

[0043] The specific working process is as follows: when the scalpel needs to be frequently rotated or swung, the push block is pressed to move the rack toward the gear direction, the locking structure is released, and the rack is meshed with the gear, and the push block is pushed back and forth to rotate the gear, driving the scalpel to swing around the center of the gear; when the scalpel does not need to be swung, the push block is released, and the rack is reset to the middle position under the action of the second reset spring, and the rack is locked under the action of the locking structure, so that the scalpel is fixed and cannot swing.

[0044] Although the above describes the specific implementation mode of the invention in conjunction with the drawings, it is not intended to limit the scope of protection of the invention. Based on the technical solution of the present invention, various modifications or variations that can be made by those skilled in the art without creative work are still within the scope of protection of the present invention.

Claims

1. A high-frequency swing-head electro-resection and electro-coagulation soft tissue separator for breast surgery, comprising a surgical knife (1), It is characterized in that The scalpel (1) is a double-edged scalpel, and further comprises a working plate (2) and a swinging device, wherein the swinging device comprises a gear (31) and a rack (32), wherein the gear (31) is rotatably arranged on the working plate (2), and the scalpel (1) is fixedly connected to the gear (31), and the rack (32) is slidably connected to the working plate (2), and the rack (32) is slidably arranged in the front-rear direction, and the rack (32) cooperates with the gear (31); a rotating shaft (21) is arranged on the working plate (2), and the gear (31) is rotatably arranged on the rotating shaft (21), and a locking groove (22) communicating with the inner side surface of the rotating shaft (21) and the gear (31) is arranged on the outer side surface of the rotating shaft (21) and the inner side surface of the gear (31), and further comprises a locking structure, wherein the locking structure comprises a locking plate (41) and a first return spring (42), and the locking plate (41) is slidably arranged in the front-rear direction. The first return spring (42) is arranged in the locking groove (22), and the first return spring (42) is arranged between the locking plate (41) and the rotating shaft (21). The working plate (2) is slidably provided with a push rod (43), and the push rod (43) is arranged at the bottom of the gear (31) and contacts the locking plate (41); the rack (32) is slidably provided on the movable plate (33) along the front-back direction, and the push rod (43) is fixedly connected to the movable plate (33), and the movable plate (33) is slidably provided on the working plate (2) along the left-right direction; the movable plate (33) is fixedly provided with a connecting plate (36), and the connecting plate (36) is slidably provided on the working plate (2) along the left-right direction, and the push rod (43) is provided on the connecting plate (36); the front and rear ends of the rack (32) are provided with second return springs (34).

2. A breast surgery high-frequency swing head electroresection and electrocoagulation soft tissue separator as claimed in claim 1, It is characterized in that A limiting protrusion (11) is arranged at the bottom of the scalpel, a limiting groove (23) is arranged on the working plate (2) along the swinging track of the limiting protrusion (11), and the limiting protrusion (11) is arranged in the limiting groove (23).

3. A breast surgery high-frequency swing head electroresection and electrocoagulation soft tissue separator as claimed in claim 1, It is characterized in that First limit plates (12) are respectively arranged on the left and right sides of the scalpel (1), and the first limit plates (12) are arranged on the working plate (2).

4. A breast surgery high-frequency swing head electroresection and electrocoagulation soft tissue separator as claimed in claim 1, It is characterized in that Second limit plates (35) are provided on both sides of the front and rear of the rack. The second limit plates (35) are provided on the working plate (2), and the second limit plates (35) are provided on the left side of the rack. When the rack (32) is meshed with the gear (31), the left side of the rack is flush with the right side of the second limit plates (35).

5. A breast surgery high-frequency swing head electroresection and electrocoagulation soft tissue separator as claimed in claim 1, It is characterized in that A second connecting plate (311) is fixedly provided on the side of the gear, and the scalpel (1) is detachably connected to the second connecting plate (311).

6. A breast surgery high-frequency swing head electroresection and electrocoagulation soft tissue separator as claimed in claim 1, It is characterized in that A pressing block (37) is provided on the rack (32).

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