Facial small incision retractor

Abstract

The utility model relates to the technical field of retractors, and discloses a facial small incision retractor which comprises a base and mounting holes, the mounting holes are formed in the front side and the rear side of the upper surface of the base, an electric push rod is fixedly connected to the middle of the upper surface of the base, and fixing rods are fixedly connected to the front side and the rear side of the upper surface of the base. The top of the outer surface of the fixing rod is movably sleeved with a connecting plate, and the inner wall of the connecting plate is fixedly connected with a mounting frame. According to the facial small incision retractor, a movable block and a limiting block can be driven to move downwards through counter-acting force generated by extrusion of a reset spring, so that the limiting block can be inserted into a limiting groove, a fixed block and a transmission plate can be fixed, and the device indirectly achieves the function of automatically fixing a drag hook; and the phenomenon that the position of the drag hook deviates is not prone to occurring, the accuracy is high, and the using convenience of the device is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of retractors, in particular to a facial small incision retractor. Background Art

[0002] After searching, Chinese patent No. ZL202122738345.5 discloses a facial small incision facelift retractor. The facial small incision facelift retractor, through the cooperation of the threaded sleeve and the threaded rod, can drive the push plate to move by the rotation of the threaded rod, thereby stretching the skin at the incision, and can stretch the incision from four directions at the same time, thereby achieving a better stretching effect, and the middle part of the device is not blocked, so it is convenient for medical staff to perform surgical operations through the incision.

[0003] Under the existing technology, after the retractor hooks of some retractors have completed stretching the skin at the incision, the staff still needs to manually fix the retractors. During this process, the retractors will inevitably shake, which can easily cause the retractors to shift in position. The accuracy is poor, and it is not easy to achieve the function of automatically fixing the retractors, which greatly reduces the convenience of the retractors when they are used. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies of the prior art, the utility model provides a facial small incision retractor, which solves the problems raised in the above background technology.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a facial small incision retractor, comprising a base and a mounting hole, the front and rear sides of the upper surface of the base are provided with mounting holes, the middle of the upper surface of the base is fixedly connected with an electric push rod, the front and rear sides of the upper surface of the base are fixedly connected with a fixing rod, the top of the outer surface of the fixing rod is movably sleeved with a connecting plate, the inner wall of the connecting plate is fixedly connected with a mounting frame, the upper surface of the mounting frame is fixedly connected with a fixing block, the inner wall of the top of the fixing block is movably inserted with a limiting block, The upper surface of the limit block is fixedly connected with a moving block, and the moving block is slidably connected to the fixed block. The middle part of the upper surface of the moving block is fixedly connected with a transmission rod, the top of the transmission rod passes through the upper surface of the fixed block and then is fixedly connected with a hand-held block. A return spring is sleeved on the outer surface of the transmission rod, and a transmission plate is movably inserted at the bottom of the outer side of the fixed block, and a draw hook is fixedly connected to the inner wall of the transmission plate. A limiting groove is provided on the upper surface of the transmission plate, and the limit block and the limiting groove are movably inserted, and a hand buckle is provided on the right side of the outer side of the transmission plate.

[0008] Preferably, a moving groove is provided inside the fixed block, and the inner diameter of the moving groove is matched with the outer diameter of the moving block.

[0009] Preferably, the number of the return springs is set to four groups, and the material of the four groups of return springs is all set to silicon manganese spring steel.

[0010] Preferably, a through slot is formed at the bottom of the outer side surface of the fixing block, the number of the through slots is set to four groups, and the inner diameter of the through slot is matched with the outer diameter of the transmission plate.

[0011] Preferably, a connecting ring is fixedly sleeved on the bottom of the outer surface of the fixing rod, and the lower surface of the connecting ring is fixedly connected to the upper surface of the base.

[0012] Preferably, the fixing block, the limiting block, the moving block, the transmission rod and the hand-held block are all made of stainless steel.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a facial small incision retractor, which has the following

[0015] Beneficial effects:

[0016] 1. The facial small incision retractor can drive the moving block and the limit block to move downward through the reaction force generated by the compression of the reset spring, so that the limit block can be inserted into the inside of the limit groove, and can fix the fixed block and the transmission plate, which indirectly enables the device to realize the function of automatically fixing the retractor, is not easy to cause the retractor to be offset, has high accuracy, and greatly improves the convenience of the device when being used.

[0017] 2. The facial small incision retractor can drive the connecting plate and the mounting frame to move upward or downward through the electric push rod, and indirectly drive the retractor hook to move upward or downward, so that the staff can effectively adjust the height of the retractor hook, which effectively improves the applicability of the device. Subsequently, due to the setting of the mounting hole, the staff can control the electric screwdriver prepared in advance to drive the screw to rotate along the inside of the mounting hole until it rotates into the designated position, and fix the base and the designated position, thereby achieving effective fixation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the partial structure decomposition of the utility model.

[0021] In the figure: 1. base; 2. mounting hole; 3. electric push rod; 4. fixing rod; 5. connecting plate; 6. mounting frame; 7. fixing block; 8. limiting block; 9. moving block; 10. transmission rod; 11. hand-held block; 12. reset spring; 13. transmission plate; 14. draw hook; 15. limiting groove; 16. hand buckle. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-3The utility model provides a technical solution: a facial small incision retractor, including a base 1 and a mounting hole 2, the front and rear sides of the upper surface of the base 1 are provided with mounting holes 2, the middle part of the upper surface of the base 1 is fixedly connected with an electric push rod 3, the electric push rod 3 can drive the connecting plate 5 and the mounting frame 6 to move upward or downward, and indirectly drive the hook 14 to move upward or downward, so that the staff can effectively adjust the height of the hook 14, effectively improving the applicability of the device, and then because of the setting of the mounting hole 2, the staff can control the electric screwdriver prepared in advance to drive the screw to rotate along the inside of the mounting hole 2 until it rotates into the inside of the designated position, so as to fix the base 1 and the designated position, and effectively fix the device, the front and rear sides of the upper surface of the base 1 are fixedly connected with a fixing rod 4, the top of the outer surface of the fixing rod 4 is movably sleeved with a connecting plate 5, the inner wall of the connecting plate 5 is fixedly connected with a mounting frame 6, the upper surface of the mounting frame 6 is fixedly connected with a fixing block 7, and the inner wall of the top of the fixing block 7 is movably plugged into The upper surface of the limit block 8 is fixedly connected with a moving block 9, and the moving block 9 is slidably connected with the fixed block 7. The middle part of the upper surface of the moving block 9 is fixedly connected with a transmission rod 10. The top of the transmission rod 10 penetrates the upper surface of the fixed block 7 and is then fixedly connected with a hand-held block 11. The outer surface of the transmission rod 10 is sleeved with a reset spring 12. The reaction force generated by the compression of the reset spring 12 can drive the moving block 9 and the limit block 8 to move downward, so that the limit block 8 can be inserted into the inner part of the limit groove 15, and the fixed block 7 and the transmission can be adjusted. The movable plates 13 are fixed therebetween, which indirectly enables the device to automatically fix the hook 14, and is not likely to cause the hook 14 to be offset in position. The accuracy is high, and the convenience of the device when in use is greatly improved. A transmission plate 13 is movably plugged into the bottom of the outer side of the fixed block 7, and the hook 14 is fixedly connected to the inner wall of the transmission plate 13. A limiting groove 15 is provided on the upper surface of the transmission plate 13, and the limiting block 8 and the limiting groove 15 are movably plugged therein. A hand buckle 16 is provided on the right side of the outer side of the transmission plate 13.

[0024] In order to facilitate the movement of the movable block 9 along the interior of the fixed block 7 , the utility model provides a movable groove inside the fixed block 7 , the inner diameter of the movable groove is adapted to the outer diameter of the movable block 9 , which facilitates the movement of the movable block 9 along the interior of the fixed block 7 .

[0025] In order to extend the service life of the four groups of return springs 12, the utility model sets the number of the return springs 12 to four groups, and the manufacturing material of the four groups of return springs 12 is all set to silicon-manganese spring steel. The springs made of silicon-manganese spring steel have good return effect and are not easy to deform, thereby extending the service life of the four groups of return springs 12.

[0026] In order to facilitate the transmission plate 13 to move along the inside of the fixed block 7, the utility model provides through grooves at the bottom of the outer side of the fixed block 7, and the number of the through grooves is set to four groups. The inner diameter of the through grooves is adapted to the outer diameter of the transmission plate 13, which facilitates the transmission plate 13 to move along the inside of the fixed block 7.

[0027] In order to improve the stability of the connection between the fixing rod 4 and the base 1, the utility model has a connecting ring fixedly sleeved on the bottom of the outer surface of the fixing rod 4, and the lower surface of the connecting ring is fixedly connected to the upper surface of the base 1. The connecting ring increases the connection area between the fixing rod 4 and the base 1, and improves the stability of the connection between the fixing rod 4 and the base 1.

[0028] In order to ensure that the fixed block 7, the limit block 8, the movable block 9, the transmission rod 10 and the hand-held block 11 are not easily damaged when being used, the utility model sets the fixed block 7, the limit block 8, the movable block 9, the transmission rod 10 and the hand-held block 11 to be made of stainless steel. The stainless steel has a high hardness and is not easy to deform, thereby ensuring that the fixed block 7, the limit block 8, the movable block 9, the transmission rod 10 and the hand-held block 11 are not easily damaged when being used.

[0029] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0030] When in use, the staff places the device at the designated position, and then controls the electric screwdriver prepared in advance to drive the screw to rotate downward along the inside of the mounting hole 2 into the inside of the designated position, thereby completing the fixation between the base 1 and the designated position, and then adjusts the height of the hook 14 according to the position of the incision, and starts the electric push rod 3, so that the output end of the electric push rod 3 contracts and drives the connecting plate 5 to move downward along the outer surface of the fixing rod 4, and at the same time, the connecting plate 5 drives the mounting frame 6 to move downward, and at the same time, the mounting frame 6 indirectly drives the hook 14 to move downward until it moves to the designated position, so that the hook 14 contacts the skin at the incision. Then the staff holds the hand buckle 16 and pulls the transmission plate 13 outward, so that the transmission plate 13 drives the limit groove 15 and the hook 14 to move outward along the inside of the fixing block 7. At this time, the hook 14 pulls and stretches the skin, and at the same time, because the limit block 8 and The contact surface of the limiting groove 15 is arc-shaped, so when the staff pulls the transmission plate 13 outward, the limiting groove 15 can squeeze the limiting block 8 upward, so that the limiting block 8 drives the moving block 9 to move upward, and the moving block 9 drives the transmission rod 10 to move upward along the inside of the fixed block 7, and the moving block 9 squeezes the return spring 12 upward until the limiting block 8 is squeezed into the inside of the fixed block 7, until the transmission plate 13 drives the next set of limiting grooves 15 to move to a position perpendicular to the limiting block 8, and the reaction force generated by the extrusion of the return spring 12 can drive the moving block 9 and the limiting block 8 to move downward until the limiting block 8 is inserted into the inside of the limiting groove 15, and the fixed block 7 and the transmission plate 13 can be fixed again, and the fixed block 7 and the transmission plate 13 can be automatically fixed, and this is repeated until the retractor 14 is moved to the specified position, thereby completing the stretching of the skin at the incision.

[0031] To sum up, the facial small incision retractor, through the reaction force generated by the extrusion of the reset spring 12, can drive the movable block 9 and the limit block 8 to move downward, so that the limit block 8 can be inserted into the interior of the limit groove 15, and can fix the fixed block 7 and the transmission plate 13, so that the device can indirectly realize the function of automatically fixing the retractor 14, and it is not easy to cause the retractor 14 to be offset. The accuracy is high, which greatly improves the convenience of the device when it is used.

[0032] The facial small incision retractor can drive the connecting plate 5 and the mounting frame 6 to move upward or downward through the electric push rod 3, and can indirectly drive the hook 14 to move upward or downward, so that the staff can effectively adjust the height of the hook 14, effectively improving the applicability of the device. Subsequently, due to the setting of the mounting hole 2, the staff can control the electric screwdriver prepared in advance to drive the screw to rotate along the inside of the mounting hole 2 until it rotates into the inside of the specified position, and can fix the base 1 and the specified position, thereby achieving effective fixation of the device.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A facial small incision retractor, comprising a base (1) and a mounting hole (2), characterized in that: The front and rear sides of the upper surface of the base (1) are provided with mounting holes (2); the middle part of the upper surface of the base (1) is fixedly connected with an electric push rod (3); the front and rear sides of the upper surface of the base (1) are fixedly connected with a fixing rod (4); the top of the outer surface of the fixing rod (4) is movably sleeved with a connecting plate (5); the inner wall of the connecting plate (5) is fixedly connected with a mounting frame (6); the upper surface of the mounting frame (6) is fixedly connected with a fixing block (7); the inner wall of the top of the fixing block (7) is movably plugged with a limiting block (8); the upper surface of the limiting block (8) is fixedly connected with a moving block (9); the moving block (9) and the fixing block (7) are connected to each other. A sliding connection is provided, wherein a transmission rod (10) is fixedly connected to the middle of the upper surface of the movable block (9), the top end of the transmission rod (10) penetrates the upper surface of the fixed block (7) and is then fixedly connected to a hand-held block (11), a reset spring (12) is sleeved on the outer surface of the transmission rod (10), a transmission plate (13) is movably inserted at the bottom of the outer side surface of the fixed block (7), a draw hook (14) is fixedly connected to the inner wall of the transmission plate (13), a limiting groove (15) is provided on the upper surface of the transmission plate (13), the limiting block (8) and the limiting groove (15) are movably inserted, and a hand buckle (16) is provided on the right side of the outer side surface of the transmission plate (13).

2. A facial small incision retractor according to claim 1, characterized in that: A moving groove is provided inside the fixed block (7), and the inner diameter of the moving groove is matched with the outer diameter of the moving block (9).

3. The facial small incision retractor according to claim 1, characterized in that: The number of the return springs (12) is set to four groups, and the manufacturing material of the four groups of return springs (12) is all set to silicon manganese spring steel.

4. The facial small incision retractor according to claim 1, characterized in that: The bottom of the outer side of the fixing block (7) is provided with through slots, the number of which is set to four groups, and the inner diameter of the through slots is matched with the outer diameter of the transmission plate (13).

5. The facial small incision retractor according to claim 1, characterized in that: A connecting ring is fixedly sleeved at the bottom of the outer surface of the fixing rod (4), and the lower surface of the connecting ring is fixedly connected to the upper surface of the base (1).

6. The facial small incision retractor according to claim 1, characterized in that: The fixed block (7), the limiting block (8), the moving block (9), the transmission rod (10) and the hand-held block (11) are all made of stainless steel.

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