CN112674817A

CN112674817A - Adjustable flap retractor for breast surgeon operation

Info

Publication number: CN112674817A
Application number: CN202110036970.7A
Authority: CN
Inventors: 庄莹
Original assignee: Hubei Cancer Research Institute of Hubei Cancer Hospital
Current assignee: Hubei Cancer Research Institute of Hubei Cancer Hospital
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-04-20

Abstract

The invention discloses an adjustable flap retractor for operation of a mammary gland surgeon, which belongs to the technical field of medical instruments and comprises a handle, wherein an inner cavity is formed in the handle, two sides in the inner cavity are respectively connected with a first supporting seat, the inner part of the first supporting seat is rotatably connected with an adjusting screw rod through a first bearing, one side, close to each other, of each adjusting screw rod is connected with a driven conical gear, and the lower parts of the two driven conical gears are connected with a driving conical gear in a meshed manner. Need not to carry out fixed operation once more, it is simple convenient, brought very big facility for the user.

Description

Adjustable flap retractor for breast surgeon operation

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to an adjustable flap retractor for a breast surgeon operation.

Background

The breast cancer surgical operation comprises mastectomy and lymph node biopsy/cleaning operation, wherein, the mastectomy is the most commonly used mastectomy at present, most takes a tumor as the center and is 2-3cm away from the boundary, a transverse fusiform incision which is longer than 15-20cm and comprises a nipple and a mammary areola is made, then a free skin flap is started to move upwards to the position below a clavicle and to the upper edge of a tendon sheath of rectus abdominis arranged at the position close to a sternum and to the front edge of a dorsal muscle, in the process of skin flap forcefulness, an assistant needs to pull a drag hook to lift up the incised skin flap as much as possible, an operator presses a mammary gland downwards with force in opposite directions to fully expose a natural gap between the broad gland and the skin, namely a superficial fascia, the operator separates the skin flap at the layer with little bleeding, the surface of the skin flap is smooth, the skin adhesion after the operation is facilitated, and the postoperative complications are reduced, in this process, an adjustable flap retractor is required.

The Chinese patent application No. CN201810200989.9 discloses a flap traction device for total mastectomy, a sliding block can move axially along a handle, drag hooks are arranged on the sliding block in a hinged mode, in the operation process, as a plurality of drag hooks are arranged, the position points for lifting free flaps are increased, one assistant can simultaneously lift flaps at a plurality of position points by using two traction devices of the invention by using two hands, thereby greatly saving manpower resources and space resources, facilitating the operation of surgeons, overcoming the defects of slippage brought by finger lifting, unsatisfactory operation view exposure and the like, and ensuring the continuity and safety of the operation. In addition, the drag hook can move adjustment position and drag hook and slider are articulated along with the slider, through adjustment drag hook position or stir the direction of drag hook to enlarge or reduce the distance of carrying the pulling point, it is more convenient nimble to use.

The above patent has the following problems: 1. the fixing after the position of the hook body is adjusted is realized by realizing the connecting block through the bolt, which is troublesome; 2. the rotating screw rod and the hook body are arranged in an integrated structure, when the height is adjusted by rotating the screw rod, the hook body rotates along with the rotating screw rod, and subsequent normal use of the hook body cannot be guaranteed; 3. when the anti-falling sheet is not used, the anti-falling sheet needs to be placed separately, and the anti-falling sheet may be lost, so that the subsequent normal use of the device can be influenced.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides an adjustable flap retractor for a breast surgeon operation, which has the characteristics of facilitating the adjustment of the positions of hook bodies on the left side and the right side, facilitating the adjustment of the height of the hook bodies, fixing the orientation of the hook bodies, fixing an anti-dropping sheet on the surface of a cylinder body when the anti-dropping sheet is not used, and avoiding the loss of the anti-dropping sheet.

In order to achieve the purpose, the invention provides the following technical scheme: an adjustable flap retractor for the operation of a mammary gland surgeon comprises a handle, wherein an inner cavity is formed in the handle, first supporting seats are connected to two sides of the inner cavity, adjusting screws are rotatably connected to the inside of each first supporting seat through first bearings, driven bevel gears are connected to one sides, close to each other, of the two adjusting screws, driving bevel gears are meshed and connected to the lower portions of the driven bevel gears, gear columns are connected to the lower portions of the driving bevel gears, second supporting seats are connected to the inside of the inner cavity and the lower portions of the gear columns, the gear columns are connected to the inside of the second supporting seats through second bearings, connecting columns are connected to one sides, far away from the gear columns, of the driving bevel gears, connecting columns are connected to one sides, far away from the driving bevel gears, of the connecting columns are connected with rotating cross rods, built-in grooves are formed in the top plate of the handle and correspond to the rotating cross rods, the outside of adjusting screw and the below intermediate position department of handle all are connected with the connecting block, both sides the connecting block meshing is connected in the outside that corresponds position department adjusting screw, centre connecting block fixed connection is in the small surface of handle, the inside position department that just corresponds the both sides connecting block of roof and the bottom plate of handle has all seted up the slip through groove, the internal rotation of connecting block is connected with the barrel, the internal connection of barrel has buffer spring, the inside of barrel and the below that is located buffer spring are connected with the spiral shell section of thick bamboo, the internal meshing of spiral shell section of thick bamboo is connected with the rotation screw rod, the below of rotating the screw rod is connected with the coupler body, top one side of coupler body is connected with the anticreep piece.

Preferably, the roof below of inner chamber and the one side that is located two adjusting screw and is close to each other all are connected with the backup pad, one side that driven conical gear is close to corresponding collateral branch backup pad is connected with the auxiliary rod, the auxiliary rod passes through the third bearing and rotates the inside of connecting in the backup pad.

Preferably, the two sides of the connecting block are connected with indicating needles by the upper part, and indicating lines are arranged on the upper surface of the handle and on the two sides of the inner cavity.

Preferably, a support guide rod is connected to the inside of the sliding through groove below the connecting block, and the connecting block is connected to the outer side of the support guide rod in a sliding manner.

Preferably, both sides of the screw cylinder are connected with first limiting slide blocks, and first limiting sliding grooves are formed in the side wall of the cylinder body and correspond to the positions of the first limiting slide blocks.

Preferably, the top of coupler body just is located to rotate the screw rod and is connected with the connection commentaries on classics piece under, the inside of rotating the screw rod and correspond the position department of connecting the commentaries on classics piece and seted up the spread groove, connect the commentaries on classics piece and rotate through the fourth bearing and connect in the inside of spread groove, one side of coupler body is connected with spacing even piece, spacing top of linking piece is connected with spacing guide arm, the inside and position department that corresponds spacing guide arm of lateral wall of barrel has seted up the spacing spout of second, spacing guide arm sliding connection is in the inside of the spacing spout of second.

Preferably, one side of the limiting guide rod is connected with a second limiting sliding block, a third limiting sliding groove is formed in the side wall of the screw cylinder and corresponds to the position of the second limiting sliding block, and the second limiting sliding block is connected to the inside of the third limiting sliding groove in a sliding mode.

Preferably, the place ahead of barrel is connected with the elasticity fastener, the joint groove has been seted up to the inside of anticreep piece by the top, the elasticity fastener is four fifths of a sphere structure setting, and the material of elasticity fastener is medical rubber material setting.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, by arranging the inner cavity, the adjusting screw, the sliding through groove, the supporting guide rod, the first supporting seat, the built-in groove, the connecting column, the rotating cross rod, the driven bevel gear, the gear column, the second supporting seat and the driving bevel gear, under the mutual cooperation of the structures, the function of adjusting the connecting blocks at two sides by rotating is realized, the position of the hook body is further adjusted, the secondary fixing operation is not needed, the operation is simple and convenient, and great convenience is brought to a user.

2. According to the invention, by arranging the auxiliary rod and the supporting plate, under the mutual cooperation of the two structures, the function of effectively supporting the driven conical gear and the adjusting screw is realized, and the stable rotation and placement of the adjusting screw and the driven conical gear are ensured.

3. According to the invention, by arranging the indicating needle and the indicating line, under the mutual cooperation of the two structures, the indicating function can be more clearly played for a user, so that the distance of the hook body is convenient to control, and the subsequent lifting operation is more convenient.

4. According to the invention, by arranging the connecting rotating block, the limiting guide rod, the second limiting sliding groove and the limiting connecting block, under the mutual cooperation of the structures, the height of the hook body can be adjusted, the stability of the orientation of the hook body can be effectively ensured, and the hook body can be effectively prevented from rotating along with the rotating screw rod.

5. According to the invention, the second limiting slide block and the third limiting slide groove are arranged, and under the mutual cooperation of the two structures, the function of effectively limiting the rotating screw rod is realized, so that the condition that the rotating screw rod is separated from the screw barrel is effectively avoided, and unnecessary troubles are avoided.

6. According to the hook body height adjusting device, the first limiting sliding block and the first limiting sliding groove are arranged, so that the buffering effect is guaranteed, meanwhile, the situation that the barrel body rotates along with the rotating screw barrel can be effectively avoided, and therefore smooth operation of hook body height adjusting is effectively guaranteed.

7. According to the invention, by arranging the elastic clamping piece and the clamping groove, under the mutual matching of the two structures, the function that the anti-falling piece can be stably connected to the outer side of the barrel when the anti-falling piece is not installed is realized, and the integrity of the device is ensured, so that the situation that the anti-falling piece is randomly placed and lost is effectively avoided, and unnecessary troubles and economic loss are avoided.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of a cross section of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic structural view of the section A-A in FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 2 according to the present invention

FIG. 6 is an enlarged view of the structure of FIG. 4 at C according to the present invention;

FIG. 7 is an enlarged schematic view of the structure of FIG. 4 in accordance with the present invention;

FIG. 8 is an enlarged view of E of FIG. 4 in accordance with the present invention;

in the figure: 1. a handle; 2. connecting blocks; 3. an indicator needle; 4. the elastic clamping piece; 5. an anti-drop sheet; 6. a hook body; 7. rotating the screw; 8. a screw cylinder; 9. a barrel; 10. an inner cavity; 11. adjusting the screw rod; 12. a sliding through groove; 13. a support guide rod; 14. a first support base; 15. connecting the rotary block; 16. a buffer spring; 17. an indicator line; 18. a built-in groove; 19. connecting columns; 20. rotating the cross bar; 21. a limiting guide rod; 22. a first limit slide block; 23. a first limiting chute; 24. a second limiting chute; 25. a driven bevel gear; 26. an auxiliary lever; 27. a support plate; 28. a gear post; 29. a second support seat; 30. a driving bevel gear; 31. connecting grooves; 32. a clamping groove; 33. a second limit slide block; 34. a limiting connecting block; 35. and a third limiting sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides the following technical solutions: an adjustable skin flap retractor for operation of a breast surgeon comprises a handle 1, an inner cavity 10 is formed in the handle 1, first supporting seats 14 are connected to two sides of the inner cavity 10, adjusting screws 11 are rotatably connected to the inside of the first supporting seats 14 through first bearings, driven conical gears 25 are connected to one sides, close to each other, of the two adjusting screws 11, driving conical gears 30 are connected to the lower portions of the two driven conical gears 25 in a meshed mode, gear columns 28 are connected to the lower portions of the driving conical gears 30, second supporting seats 29 are connected to the inside of the inner cavity 10 and located below the gear columns 28, the gear columns 28 are connected to the inside of the second supporting seats 29 through second bearings, connecting columns 19 are connected to one sides, far away from the gear columns 28, of the connecting columns 19, rotating cross rods 20 are connected to one sides, far away from the driving conical gears 30, built-in grooves 18 are formed in the top plate of the handle 1 and correspond to the positions of the rotating cross rods, adjusting screw 11's the outside and handle 1's below intermediate position department all is connected with connecting block 2, 2 meshing of both sides connecting block are connected in the outside that corresponds position department adjusting screw 11, 2 fixed connection in the small surface of handle 1 of intermediate connection piece, inside and the corresponding position department of both sides connecting block 2 of roof and the bottom plate of handle 1 has all seted up the through-slot that slides 12, the inside rotation of connecting block 2 is connected with barrel 9, the internal connection of barrel 9 has buffer spring 16, the inside of barrel 9 and the below that is located buffer spring 16 are connected with barrel 8, the internal meshing of barrel 8 is connected with rotation screw 7, the below of rotating screw 7 is connected with coupler 6, top one side of coupler 6 is connected with anticreep piece 5.

Specifically, the supporting plate 27 is connected to one side of the inner cavity 10 below the top plate and located at the position where the two adjusting screws 11 are close to each other, the auxiliary rod 26 is connected to one side of the driven bevel gear 25 close to the corresponding side supporting plate 27, and the auxiliary rod 26 is rotatably connected to the inside of the supporting plate 27 through a third bearing.

By adopting the technical scheme, the driven bevel gear 25 and the stable rotation and placement of the adjusting screw rod 11 are convenient to ensure.

Specifically, the two sides of the connecting block 2 are connected with the indicating needles 3 respectively near the upper part, and the indicating lines 17 are arranged on the upper surface of the handle 1 and on the two sides of the inner cavity 10.

By adopting the technical scheme, the prompt effect on the user is facilitated.

Specifically, a support guide rod 13 is connected to the inside of the lower sliding through groove 12, and the connecting block 2 is slidably connected to the outer side of the support guide rod 13.

Through adopting above-mentioned technical scheme, be convenient for play effectual support and guide effect to connecting block 2, avoid connecting block 2 and the gravity of below structure to act on adjusting screw 11 completely, make the condition that adjusting screw 11 warp appear.

Specifically, the two sides of the screw cylinder 8 are both connected with first limiting sliding blocks 22, and the position of the side wall of the cylinder 9, which corresponds to the first limiting sliding blocks 22, is provided with first limiting sliding grooves 23.

Through adopting above-mentioned technical scheme, when guaranteeing the buffering effect, can effectively be spacing to spiral shell section of thick bamboo 8, avoid rotating the condition appearance that screw rod 7 drove spiral shell section of thick bamboo 8 and rotate together to guaranteed going on smoothly of the altitude mixture control operation of hook 6.

Specifically, the top of coupler body 6 just is located to rotate screw rod 7 and is connected with and connects commentaries on classics piece 15 under, the inside of rotating screw rod 7 and the position department that corresponds to connect commentaries on classics piece 15 have seted up spread groove 31, it rotates through the fourth bearing and connects in the inside of spread groove 31 to connect commentaries on classics piece 15, one side of coupler body 6 is connected with spacing even piece 34, spacing even top of piece 34 is connected with spacing guide arm 21, the inside and position department that corresponds spacing guide arm 21 of lateral wall of barrel 8 has seted up second spacing spout 24, spacing guide arm 21 sliding connection is in the inside of second spacing spout 24.

Through adopting above-mentioned technical scheme, when guaranteeing the orientation of coupler body 6, be convenient for realize the function of coupler body 6 altitude mixture control.

Specifically, one side of the limiting guide rod 21 is connected with a second limiting sliding block 33, a third limiting sliding groove 35 is formed in the side wall of the screw cylinder 8 and corresponds to the position of the second limiting sliding block 33, and the second limiting sliding block 33 is connected to the inside of the third limiting sliding groove 35 in a sliding mode.

Through adopting above-mentioned technical scheme, can effectively spacing to rotating screw 7, effectively avoided rotating screw 7 slippage to the outside condition of spiral shell section of thick bamboo 8 to appear, avoided unnecessary troublesome.

Specifically, the place ahead of barrel 9 is connected with elasticity fastener 4, and joint groove 32 has been seted up to the inside of anticreep piece 5 by the top, and elasticity fastener 4 is the setting of four fifths spheroid structure, and the material of elasticity fastener 4 is the setting of medical rubber material.

Through adopting above-mentioned technical scheme, when anticreep piece 5 was not installed, can install anticreep piece 5 to the place ahead of barrel 9, effectively avoided anticreep piece 5 to place at will, the condition of losing appears to avoided unnecessary trouble and economic loss.

How to perform the skin flap pulling operation and how to connect the anti-slip sheet and the hook body in the skin flap pulling device for the total mastectomy disclosed in the chinese patent application No. CN201810200989.9 has been shown in the present invention.

The working principle and the using process of the invention are as follows: when the invention is used, firstly, if the distance between the hook bodies 6 at two sides needs to be adjusted, only the rotating cross rod 20 needs to be rotated, so that the rotating cross rod 20 rotates in the built-in groove 18 and simultaneously drives the connecting column 19 to rotate, so that under the meshing action, the driving bevel gear 30 drives the driven bevel gear 25 to rotate, further drives the adjusting screw rod 11 to rotate in the connecting block 2 at the corresponding side, and the connecting blocks 2 at two sides drive the cylinder bodies 9 to move oppositely (or reversely), thereby realizing the adjustment of the distance between the hook bodies 6 at two sides;

in the process, when the driving bevel gear 30 rotates, the gear column 28 rotates inside the second support seat 29, when the adjusting screw 11 rotates, the auxiliary rod 26 rotates inside the support plate 27, and one end of the adjusting screw 11 rotates inside the first support seat 14 at the corresponding position, so that the driven bevel gear 25 and the adjusting screw 11 are effectively supported, when the connecting block 2 moves, the connecting block 2 moves inside the sliding through groove 12 below along the support guide rod 13, so that the connecting block 2 is effectively supported and guided, the connecting block 2 moves inside the sliding through groove 12 below, so that the indicating needle 3 is driven to move, and an effective indicating effect is achieved on a user under the mutual matching of the indicating needle 3 and the indicating line 17;

if the height of the hook body 6 needs to be adjusted, only the rotating screw 7 needs to be rotated, under the meshing action, the rotating screw 7 rotates in the screw cylinder 8, meanwhile, the connecting groove 31 rotates along the connecting rotating block 15, and further the height of the hook body 6 is adjusted, in the process, under the connecting action of the limiting connecting block 34, the limiting guide rod 21 slides along the second limiting sliding groove 24, an effective limiting effect is achieved on the hook body 6, the second limiting sliding block 33 slides along the third limiting sliding groove 35, the rotating screw 7 can be effectively prevented from slipping to the outside of the screw cylinder 8, the first limiting sliding block 22 is stably connected to the inside of the first limiting sliding groove 23, an effective limiting effect is achieved on the screw cylinder 8, the situation that the screw cylinder 8 rotates along with the rotating screw 7 is avoided, and smooth operation of adjusting the height of the hook body 6 is guaranteed;

when the hook body 6 draws the skin flap, the anti-release sheet 5 is taken down under the action of external force, even if the clamping groove 32 is separated from the elastic clamping piece 4, the anti-release sheet 5 is rotatably connected to the outer side of the hook body 6.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a skin flap tractive ware with adjustable mammary gland surgeon operation is with, includes handle (1), its characterized in that: inner chamber (10) have been seted up to the inside of handle (1), the inside both sides of inner chamber (10) all are connected with first supporting seat (14), the inside of first supporting seat (14) is rotated through first bearing and is connected with adjusting screw (11), two one side that adjusting screw (11) are close to each other all is connected with driven conical gear (25), two the below meshing of driven conical gear (25) is connected with initiative conical gear (30), the below of initiative conical gear (30) is connected with toothed column (28), the inside of inner chamber (10) just is located the below of toothed column (28) and is connected with second supporting seat (29), toothed column (28) are connected in the inside of second supporting seat (29) through the second bearing, one side that toothed column (28) were kept away from in initiative conical gear (30) is connected with spliced pole (19), one side of the connecting column (19) far away from the driving bevel gear (30) is connected with a rotating cross rod (20), a built-in groove (18) is formed in the inner portion of a top plate of the handle (1) and corresponds to the position of the rotating cross rod (20), connecting blocks (2) are connected to the outer side of the adjusting screw rod (11) corresponding to the position in the middle of the adjusting screw rod (11) and the position in the middle of the lower side of the handle (1), sliding through grooves (12) are formed in the inner portion of the top plate and the inner portion of a bottom plate of the handle (1) and correspond to the connecting blocks (2) on the two sides, a barrel body (9) is connected in an internal rotating mode, a buffer spring (16) is connected to the inner portion of the barrel body (9) and is located below the buffer spring (16) and connected with a screw barrel (8), the inside meshing of spiral shell section of thick bamboo (8) is connected with rotates screw rod (7), the below of rotating screw rod (7) is connected with coupler body (6), the top one side of coupler body (6) is connected with anticreep piece (5).

2. The adjustable flap retractor for breast surgeon operation according to claim 1, characterized in that: the roof below of inner chamber (10) and be located one side that two adjusting screw (11) are close to each other and all be connected with backup pad (27), one side that driven conical gear (25) are close to corresponding collateral branch backup pad (27) is connected with auxiliary rod (26), auxiliary rod (26) are connected in the inside of backup pad (27) through the third bearing rotation.

3. The adjustable flap retractor for breast surgeon operation according to claim 1, characterized in that: the both sides of connecting block (2) are leaned on the top and all are connected with pointer (3), the top surface of handle (1) just is located the both sides of inner chamber (10) and all is provided with pilot line (17).

4. The adjustable flap retractor for breast surgeon operation according to claim 1, characterized in that: a supporting guide rod (13) is connected to the inside of the sliding through groove (12) below the connecting block (2) in a sliding mode, and the connecting block is connected to the outer side of the supporting guide rod (13) in a sliding mode.

5. The adjustable flap retractor for breast surgeon operation according to claim 1, characterized in that: the both sides of spiral shell section of thick bamboo (8) all are connected with first limiting slide (22), first limiting slide groove (23) have been seted up to the inside and position department that corresponds first limiting slide (22) of lateral wall of barrel (9).

6. The adjustable flap retractor for breast surgeon operation according to claim 1, characterized in that: the top of coupler body (6) just is located and is connected with and connects commentaries on classics piece (15) under rotating screw rod (7), rotate the inside of screw rod (7) and correspond the position department of connecting commentaries on classics piece (15) and seted up spread groove (31), connect commentaries on classics piece (15) and rotate through the fourth bearing and connect in the inside of spread groove (31), one side of coupler body (6) is connected with spacing even piece (34), the top of spacing even piece (34) is connected with spacing guide arm (21), the inside position department that just corresponds spacing guide arm (21) of the lateral wall of barrel (8) has seted up second spacing spout (24), spacing guide arm (21) sliding connection is in the inside of second spacing spout (24).

7. The adjustable flap retractor for breast surgeon surgery as recited in claim 6, characterized in that: one side of the limiting guide rod (21) is connected with a second limiting sliding block (33), a third limiting sliding groove (35) is formed in the inner portion of the side wall of the screw cylinder (8) and corresponds to the position of the second limiting sliding block (33), and the second limiting sliding block (33) is connected to the inner portion of the third limiting sliding groove (35) in a sliding mode.

8. The adjustable flap retractor for breast surgeon operation according to claim 1, characterized in that: the place ahead of barrel (9) is connected with elasticity fastener (4), joint groove (32) have been seted up to the inside of anticreep piece (5) by the top, elasticity fastener (4) are four fifths of a ball structure setting, and the material of elasticity fastener (4) is the setting of medical rubber material.