CN114767392B

CN114767392B - Wound nursing device

Info

Publication number: CN114767392B
Application number: CN202210330344.3A
Authority: CN
Inventors: 张莉; 赵兴玲; 李添凤; 李欣芮; 孙田田
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2023-01-03
Anticipated expiration: 2042-03-31
Also published as: CN114767392A

Abstract

The present invention relates to a wound care device comprising; hemostasis ring, the both sides inner wall of hemostasis ring all rotates and is connected with outer swivel becket, and the swivel becket all rotates outward in both sides and is connected with interior swivel becket, and fixed mounting has an interior spliced pole between the swivel becket in both sides, and fixed mounting has an outer joint pole between the swivel becket outside both sides, and fixed mounting has the tourniquet that is used for carrying on stanching between outer joint pole and the interior spliced pole, and one side fixed mounting of hemostasis ring has the guard ring that reduces wound and outside air contact. The invention has novel design, the half-tooth bevel gear rotates to drive the first worm to rotate reversely through the bevel gear, the long fixed column drives the inner rotating ring to rotate, the second worm gear rotates to drive the outer rotating ring to rotate through the short fixed column, and the outer connecting column and the inner connecting column are driven to rotate through the rotation of the outer rotating ring and the inner rotating ring, so that the tourniquet arranged on the half-tooth bevel gear wraps the four limbs, the phenomenon that the blood flow at the wound is too large to cause the aggravation of the wound is prevented, and the tightness of the half-tooth bevel gear can be automatically controlled through the servo motor.

Description

Wound nursing device

Technical Field

The invention relates to the field of medical care, in particular to a wound care device.

Background

The most important of wound care is to regularly sterilize and change dressings to avoid pollution, timely dressing change is also an important measure for preventing infection, in addition, attention is paid to observing the healing condition of the wound during recovery, whether repeated bleeding and abnormal secretion occur, and the like, especially weak physique has a perennial chronic medical history, the wound healing after injury is relatively slow, the infection risk is high, and the wound should be rechecked regularly.

When major accidents occur, a large number of injured people can occur, doctors cannot suture and process wounds for all injured people, and the injured people cannot be processed in time, so that excessive bleeding is caused to be coma.

Disclosure of Invention

It is an object of the present invention to provide a wound care device that solves the problems set forth in the background above.

In order to achieve the purpose, the invention provides the following technical scheme:

a wound care device comprising;

the hemostasis ring, the both sides inner wall of hemostasis ring all rotates and is connected with outer rotating ring, the both sides are all rotated in the outer rotating ring and are connected with interior rotating ring, fixed mounting has the interior spliced pole between the interior rotating ring of both sides, and fixed mounting has the outer joint pole between the outer rotating ring of both sides, fixed mounting has the tourniquet that is used for stanching between outer joint pole and the interior spliced pole, one side fixed mounting of hemostasis ring has the guard ring that reduces wound and outside air contact, outer rotating ring lateral wall fixed mounting has a plurality of short fixed columns that are used for supporting, a plurality of short fixed columns extend to the guard ring in and fixed mounting have the second worm wheel, interior rotating ring lateral wall fixed mounting has a plurality of long fixed columns that are used for supporting, a plurality of long fixed columns extend to the guard ring in and fixed mounting have first worm wheel, second worm wheel and first worm wheel are connected with drive assembly.

As a further scheme of the invention: the driving assembly comprises a driving box fixedly mounted on the protective ring, a first worm meshed with the first worm wheel is connected in the driving box in a rotating mode, a second worm meshed with the second worm wheel is connected in the driving box in a rotating mode, and a gear set used for transmission is mounted between a rotating shaft of the first worm and a rotating shaft of the second worm.

As a still further scheme of the invention: two bevel gears which are oppositely arranged are fixedly arranged on a rotating shaft of the first worm, a fixing ring is fixedly arranged on one side of the protection ring, a servo motor used for driving a device to run is arranged on one side of the fixing ring, a one-way ratchet wheel is fixedly arranged at the output end of the servo motor, and a half-tooth bevel gear meshed with the bevel gears is fixedly arranged on the one-way ratchet wheel.

As a still further scheme of the invention: one side fixed mounting of solid fixed ring has presses the disk, presses and has seted up a plurality of spouts that are the circumference and distribute on the disk, and equal sliding connection has the movable block in the spout, and the one end fixed mounting of movable block has carries out the pressing frame of clamp to wound or fracture department, and fixed mounting has the cylinder that drives it and take place to remove on the movable block.

As a still further scheme of the invention: the pressing round block is connected with a half-tooth rotating ring in a rotating mode, a rotating round block for driving the cylinder to move is fixedly mounted at one end of the half-tooth rotating ring, and an arc-shaped sliding groove for sliding the cylinder is formed in the rotating round block.

As a still further scheme of the invention: one side of half tooth rotating ring is equipped with rather than the rack of meshing, and the rack has seted up and has run through the spout, and fixed mounting has the slide bar that is used for spacingly in running through the spout, and the cover is equipped with the sliding block of sliding connection in running through the spout on the slide bar, and the sliding block has the compression spring that the cover was established on the slide bar with running through to have the butt joint between the spout inner wall.

As a still further scheme of the invention: one side of the rack is fixedly provided with a push rod for pushing the rack to move, an output shaft on one side of the servo motor is fixedly provided with a cam abutted against the push rod, and the joint of the cam and the output shaft of the servo motor is provided with a one-way ratchet.

As a still further scheme of the invention: the last fixed mounting of solid fixed ring has a plurality of links, and the other end fixed mounting of link has the transition ring of being connected with the rotation of half tooth rotating ring, and equal fixed mounting has the supporting shoe on transition ring and the solid fixed ring, and the equal fixed mounting of two supporting shoes has the strip of stabilizing of being connected with the sliding block.

As a still further scheme of the invention: one side fixed mounting of transition ring has a piston cylinder, and one side fixed mounting of piston cylinder has a drain pipe that is used for the flowing back, and the other end of drain pipe extends to in the retaining ring and fixed mounting has the shower nozzle, and the one end fixed mounting of piston cylinder has a feed liquor pipe that is used for carrying out the drawing liquid, and fixed mounting has the liquid storage box that is used for saving the antiseptic solution in the transition ring, and the other end of feed liquor pipe extends to in the transition ring and with liquid storage box fixed mounting.

As a still further scheme of the invention: the output shaft on fixed mounting be used for reciprocating motion's carousel, the eccentric grove has all been seted up to the both sides of carousel, sliding connection has the joint frame in the eccentric groove, the other end of joint frame extends to in the piston cylinder and fixed mounting has the piston piece.

Compared with the prior art, the invention has the beneficial effects that: the invention has novel design, the servo motor is started, and because of the one-way ratchet wheel, the half-tooth bevel gear can be driven to rotate only in forward rotation, when the half-tooth bevel gear is meshed with one bevel gear, the half-tooth bevel gear rotates to drive the first worm to rotate forward through the bevel gear, and when the half-tooth bevel gear is meshed with the other bevel gear, the half-tooth bevel gear rotates to drive the first worm to rotate reversely through the bevel gear, the first worm gear rotates to drive the inner rotating ring to rotate through the long fixed column, and the second worm gear rotates to drive the outer rotating ring to rotate through the short fixed column, and the outer connecting column and the inner connecting column are driven to rotate through the rotation of the outer rotating ring and the inner rotating ring, so that the tourniquet arranged on the half-tooth bevel gear wraps four limbs, the excessive blood flow at the wound is prevented, the wound is prevented from aggravated, and the tightness of the half-tooth bevel gear can be automatically controlled through the servo motor.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of a wound care device.

Fig. 2 is an enlarged structural schematic view of a rack in one embodiment of a wound care device.

Fig. 3 is a schematic side view of a piston cylinder in an embodiment of a wound care device.

Fig. 4 is a front view of a hemostatic ring in an embodiment of a wound care device.

Fig. 5 is a schematic view of the internal structure of a hemostatic ring in an embodiment of a wound care device.

FIG. 6 is a schematic view of the internal structure of a guard ring in an embodiment of a wound care device.

Fig. 7 is a schematic front view of a rotating round block in an embodiment of a wound care device.

Fig. 8 is a schematic view of the internal structure of a compression dome in an embodiment of a wound care device.

In the figure: 1. a hemostatic ring; 2. a guard ring; 3. a fixing ring; 4. a half-toothed rotating ring; 5. a transition ring; 6. a connecting frame; 7. a drive box; 8. a servo motor; 9. a bevel gear; 10. a half-tooth bevel gear; 11. a supporting block; 12. stabilizing the strips; 13. a rack; 14. a cam; 15. a turntable; 16. a clamping frame; 17. a one-way ratchet; 18. a supporting block; 19. a slider; 20. a slide bar; 21. a compression spring; 22. a push rod; 23. a first worm; 24. a second worm; 25. a gear set; 26. a piston cylinder; 27. a liquid outlet pipe; 28. a first check valve; 29. a liquid inlet pipe; 30. a second one-way valve; 31. an outer rotating ring; 32. an inner rotating ring; 33. an outer connecting column; 34. an inner connecting post; 35. a tourniquet; 36. a second worm gear; 37. a first worm gear; 38. a liquid storage tank; 39. rotating the round block; 40. a pressing frame; 41. pressing the round block; 42. a moving block; 44. a cylinder; 45. an arc chute.

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.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 4 and 5, in an embodiment of the present invention, a wound care device includes;

hemostasis ring 1, the both sides inner wall of hemostasis ring 1 all rotates and is connected with outer rotating ring 31, both sides all rotate in the outer rotating ring 31 and be connected with interior rotating ring 32, both sides fixed mounting has interior spliced pole 34 between the interior rotating ring 32, and both sides fixed mounting has outer spliced pole 33 between the outer rotating ring 31, outer spliced pole 33 with fixed mounting has the tourniquet 35 that is used for carrying on hemostasis between the interior spliced pole 34.

Specifically, the rotation through outer swivel collar 31 and interior swivel collar 32 drives outer joint pin 33 and interior joint pin 34 and rotates, makes the tourniquet installed on it wrap up four limbs, prevents that the wound bleeding volume is too big, leads to the wound situation aggravate.

Preferably, the outer connecting column 33 is connected with the two outer rotating rings 31 in a welding manner, so that the two outer rotating rings 31 can rotate simultaneously, and the inner connecting column 34 is connected with the two inner rotating rings 32 in a welding manner, so that the two inner rotating rings 32 can rotate simultaneously.

Referring to fig. 6, a protection ring 2 for reducing contact between a wound and outside air is fixedly mounted on one side of the hemostasis ring 1, a plurality of short fixing posts for supporting are fixedly mounted on a side wall of the outer rotating ring 31, the plurality of short fixing posts extend into the protection ring 2 and are fixedly mounted with a second worm wheel 36, a plurality of long fixing posts for supporting are fixedly mounted on a side wall of the inner rotating ring 32, and the plurality of long fixing posts extend into the protection ring 2 and are fixedly mounted with a first worm wheel 37.

In detail, the first worm wheel 37 rotates, the inner rotary ring 32 is rotated by the long fixed post, and the second worm wheel 36 rotates, the outer rotary ring 31 is rotated by the short fixed post,

it should be noted that a through window is formed above the guard ring 2, and other components can drive the first worm wheel 37 and the second worm wheel 36 to rotate through the through window.

Referring to fig. 1 and 3, a driving box 7 is fixedly mounted on the guard ring 2, a first worm 23 engaged with the first worm wheel 37 is rotatably connected to the driving box 7, a second worm 24 engaged with the second worm wheel 36 is rotatably connected to the driving box 7, and a gear set 25 for transmission is mounted between a rotating shaft of the first worm 23 and a rotating shaft of the second worm 24.

The first worm 23 is arranged to rotate in a forward direction to drive the first worm wheel 37 meshed with the first worm to rotate in the forward direction, while the first worm 23 rotates in the forward direction and drives the second worm 24 to rotate in a reverse direction through the gear set 25, and the second worm 24 rotates in the reverse direction to drive the second worm wheel 36 meshed with the second worm to rotate in the reverse direction.

Further, two symmetrical round holes are formed in one side of the driving box 7, ball bearings for bearing the first worm 23 and the second worm 24 are mounted in the two round holes, and the first worm 23 and the second worm 24 can rotate more smoothly through the ball bearings.

Referring to fig. 3 and 4, two bevel gears 9 which are oppositely arranged are fixedly mounted on a rotating shaft of the first worm 23, a fixing ring 3 is fixedly mounted on one side of the protection ring 2, a servo motor 8 for driving the driving device to operate is arranged on one side of the fixing ring 3, an output end of the servo motor 8 is fixedly mounted with a one-way ratchet wheel, and a half-tooth bevel gear 10 which is meshed with the bevel gears 9 is fixedly mounted on the one-way ratchet wheel.

Specifically, the servo motor 8 is started, and because of the one-way ratchet, the half-tooth bevel gear 10 can be driven to rotate only when the half-tooth bevel gear 10 rotates forward, when the half-tooth bevel gear 10 is meshed with one bevel gear 9, the half-tooth bevel gear 10 rotates to drive the first worm 23 to rotate forward through the bevel gear 9, and when the half-tooth bevel gear 10 is meshed with the other bevel gear 9, the half-tooth bevel gear 10 rotates to drive the first worm 23 to rotate backward through the bevel gear 9.

It should be noted that, the fixing ring 3 is fixedly provided with a supporting block 18 for supporting the servo motor 8, the servo motor 8 is connected with the supporting block 18 by a screw connection, and the servo motor 8 connected by the screw is convenient to replace and maintain.

Referring to fig. 8, a pressing circular block 41 is fixedly installed on one side of the fixing ring 3, a plurality of sliding grooves distributed circumferentially are formed in the pressing circular block 41, a moving block 42 is connected to each sliding groove in a sliding manner, a pressing frame 40 for wrapping and clamping a wound or a fracture is fixedly installed at one end of the moving block 42, and a cylinder 44 for driving the moving block 42 to move is fixedly installed on the moving block 42.

The cylinder 44 that sets up drives the movable block 42 and slides from top to bottom in the spout, drives and presses frame 40 to the package clamp of wrapping up the department, prevents that the wound from taking place the fracture.

Preferably, an electric telescopic rod is fixedly installed in the sliding groove, a movable end of the electric telescopic rod is fixedly installed with the moving block 42, and the pressing frame 40 is automatically controlled through the electric telescopic rod.

Referring to fig. 7, a half-tooth rotating ring 4 is rotatably connected to the pressing round block 41, a rotating round block 39 for driving the cylinder 44 to move is fixedly installed at one end of the half-tooth rotating ring 4, an arc-shaped sliding slot 45 for the cylinder 44 to slide is formed in the rotating round block 39, and when the rotating round block 39 rotates, the sliding cylinder 44 is driven to move by the arc-shaped sliding slot 45.

Specifically, the rotating round block 39 is connected with the half-tooth rotating ring 4 by welding, and the rotating round block 39 by welding slips when rotating.

Referring to fig. 1 and 2, a rack 13 engaged with the half-tooth rotating ring 4 is arranged on one side of the half-tooth rotating ring 4, the rack 13 is provided with a through sliding groove, a sliding rod 20 for limiting is fixedly installed in the through sliding groove, a sliding block 19 slidably connected in the through sliding groove is sleeved on the sliding rod 20, and a compression spring 21 sleeved on the sliding rod 20 is abutted between the sliding block 19 and the inner wall of the through sliding groove.

In detail, the sliding block 19 enables the rack 13 to push the semi-toothed rotating ring 4 to rotate, the sliding rod 20 limits the deviation of the rack 13 when moving, and the compression spring 21 enables the rack 13 to return to the original position through elastic potential energy after moving.

Preferably, fixed ring 3 is last to be fixed to be installed with the fixed block, install on the fixed block and be used for promoting the electric telescopic handle that rack 13 removed, the electric telescopic handle expansion end with one side fixed mounting of rack 13, through electric telescopic handle promotes rack 13 takes place to remove.

Referring to fig. 1, 2 and 3, a push rod 22 for pushing the rack 13 to move is fixedly installed at one side of the rack, a cam 14 abutting against the push rod 22 is fixedly installed at an output shaft at one side of the servo motor 8, a one-way ratchet 17 is installed at a connection position of the cam 14 and the output shaft of the servo motor 8, and the cam 14 can be driven to rotate only when the servo motor 8 rotates reversely through the one-way ratchet 17.

Further, one end of the pushing rod 22 close to the cam 14 is a hemisphere, and the hemisphere-shaped pushing rod 22 facilitates pushing of the cam 14.

Referring to fig. 1 and 2, a plurality of connecting frames 6 are fixedly mounted on the fixing ring 3, a transition ring 5 rotatably connected with the half-tooth rotating ring 4 is fixedly mounted at the other end of the connecting frame 6, supporting blocks 11 are fixedly mounted on the transition ring 5 and the fixing ring 3, and stabilizing strips 12 connected with the sliding blocks 19 are fixedly mounted on the supporting blocks 11 at two sides.

Specifically, slide block 19 is fixed through a plurality of link 6 and firm strip 12, supports rack 13 simultaneously, makes the emergence removal that rack 13 can be smooth, of course, supporting shoe 11 through the welded mode with transition ring 5 with gu fixed ring 3 is connected, through the welded supporting shoe 11 is more stable difficult for taking place to drop.

Referring to fig. 3 and 7, a piston cylinder 26 is fixedly mounted at one side of the transition ring 5, a liquid outlet pipe 27 for discharging liquid is fixedly mounted at one side of the piston cylinder 26, the other end of the liquid outlet pipe 27 extends into the fixing ring 3 and is fixedly mounted with a spray head, a liquid inlet pipe 29 for pumping liquid is fixedly mounted at one end of the piston cylinder 26, a liquid storage tank 38 for storing disinfectant is fixedly mounted in the transition ring 5, and the other end of the liquid inlet pipe 29 extends into the transition ring 5 and is fixedly mounted with the liquid storage tank 38.

In detail, the piston cylinder 26 pumps the liquid in the liquid storage box 38 through the liquid inlet pipe 29, and then sprays the disinfectant into the interior through the liquid outlet pipe 27 and the spray head, so as to perform disinfection, specifically, the first check valve 28 is installed at the joint of the liquid outlet pipe 27 and the piston cylinder 26, the piston cylinder 26 can only discharge the liquid through the second check valve 28, the second check valve 30 is installed at the joint of the liquid inlet pipe 29 and the piston cylinder 26, and the piston cylinder 26 can only pump the liquid through the second check valve 30.

Referring to fig. 7, a turntable 15 for reciprocating movement is fixedly mounted on an output shaft of the servo motor 8, eccentric grooves are formed in both sides of the turntable 15, a clamping frame 16 is slidably connected in the eccentric grooves, and the other end of the clamping frame 16 extends into the piston cylinder 26 and is fixedly mounted with a piston block.

Specifically, 8 axis of rotation of servo motor drive carousel 15 are rotatory, and rotatory carousel 15 drives joint frame 16 of joint above that and reciprocates, promotes piston block in the piston cylinder 26 simultaneously and sucks gas, and is preferred, fixed mounting has electric telescopic handle on the transition ring 5, electric telescopic handle expansion end with piston block fixed mounting in the piston cylinder 26.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A wound care device, comprising;

the hemostatic ring comprises a hemostatic ring (1), outer rotating rings (31) are rotatably connected to inner walls of two sides of the hemostatic ring (1), inner rotating rings (32) are rotatably connected to the inner walls of the outer rotating rings (31) of the two sides, inner connecting columns (34) are fixedly installed between the inner rotating rings (32) of the two sides, outer connecting columns (33) are fixedly installed between the outer rotating rings (31) of the two sides, a hemostatic belt (35) for hemostasis is fixedly installed between the outer connecting columns (33) and the inner connecting columns (34), a protective ring (2) for reducing contact between a wound and outside air is fixedly installed on one side of the hemostatic ring (1), a plurality of short fixing columns for supporting are fixedly installed on the side wall of the outer rotating ring (31), a plurality of short fixing columns extend into the protective ring (2) and are fixedly installed with second worm gears (36), a plurality of long fixing columns for supporting are fixedly installed on the side wall of the inner rotating ring (32), a plurality of long fixing columns extend into the protective ring (2) and are fixedly installed with first worm gears (37), and the second worm gears (36) and a driving assembly (37) are connected with a driving assembly;

the driving assembly comprises a driving box (7) fixedly mounted on the guard ring (2), a first worm (23) meshed with the first worm wheel (37) is connected in the driving box (7) in a rotating mode, a second worm (24) meshed with the second worm wheel (36) is connected in the driving box (7) in a rotating mode, and a gear set (25) used for transmission is mounted between the rotating shaft of the first worm (23) and the rotating shaft of the second worm (24);

two bevel gears (9) which are oppositely arranged are fixedly mounted on a rotating shaft of the first worm (23), a fixing ring (3) is fixedly mounted on one side of the protection ring (2), a servo motor (8) for driving a device to operate is arranged on one side of the fixing ring (3), an output end of the servo motor (8) is fixedly mounted with a one-way ratchet wheel, and a half-tooth bevel gear (10) which is meshed with the bevel gears (9) is fixedly mounted on the one-way ratchet wheel;

a pressing round block (41) is fixedly mounted on one side of the fixing ring (3), a plurality of sliding grooves distributed circumferentially are formed in the pressing round block (41), moving blocks (42) are connected into the sliding grooves in a sliding mode, a pressing frame (40) for wrapping and clamping wounds or fracture parts is fixedly mounted at one end of each moving block (42), and a cylinder (44) for driving the moving blocks (42) to move is fixedly mounted on each moving block (42);

a half-tooth rotating ring (4) is rotatably connected to the pressing round block (41), a rotating round block (39) for driving the cylinder (44) to move is fixedly mounted at one end of the half-tooth rotating ring (4), and an arc-shaped sliding groove (45) for the cylinder (44) to slide is formed in the rotating round block (39);

a rack (13) meshed with the semi-tooth rotating ring (4) is arranged on one side of the semi-tooth rotating ring, a through sliding groove is formed in the rack (13), a sliding rod (20) used for limiting is fixedly installed in the through sliding groove, a sliding block (19) connected in the through sliding groove in a sliding mode is sleeved on the sliding rod (20), and a compression spring (21) sleeved on the sliding rod (20) is abutted between the sliding block (19) and the inner wall of the through sliding groove;

a push rod (22) for pushing the rack (13) to move is fixedly mounted on one side of the rack, a cam (14) abutted against the push rod (22) is fixedly mounted on an output shaft on one side of the servo motor (8), and a one-way ratchet wheel (17) is mounted at the connection position of the cam (14) and the output shaft of the servo motor (8);

a plurality of connecting frames (6) are fixedly installed on the fixing ring (3), transition rings (5) which are rotatably connected with the half-tooth rotating rings (4) are fixedly installed at the other ends of the connecting frames (6), supporting blocks (11) are fixedly installed on the transition rings (5) and the fixing ring (3), and stabilizing strips (12) connected with the sliding blocks (19) are fixedly installed on the supporting blocks (11) on the two sides;

one side fixed mounting of transition ring (5) has piston cylinder (26), one side fixed mounting of piston cylinder (26) has drain pipe (27) that are used for the flowing back, the other end of drain pipe (27) extends to in solid fixed ring (3) and fixed mounting have the shower nozzle, the one end fixed mounting of piston cylinder (26) has feed liquor pipe (29) that are used for carrying on the drawing liquid.

2. A wound care device as claimed in claim 1, characterized in that a liquid storage tank (38) for storing a disinfecting liquid is fixedly mounted in the transition ring (5).

3. A wound care device as claimed in claim 2, characterized in that the other end of the liquid inlet pipe (29) extends into the transition ring (5) and is fixedly mounted with the liquid storage tank (38).

4. A wound nursing device according to claim 3, characterized in that the output shaft of the servo motor (8) is fixedly provided with a rotating disc (15) for reciprocating movement, and both sides of the rotating disc (15) are provided with eccentric grooves.

5. A wound care device as claimed in claim 4, wherein a clamping frame (16) is slidably connected in the eccentric slot, and the other end of the clamping frame (16) extends into the piston cylinder (26) and is fixedly provided with a piston block.