CN219250280U - Medical device that struts - Google Patents

Abstract

The utility model relates to a medical expanding device which comprises a pair of expanding pieces, wherein the expanding pieces are symmetrically arranged at the left side and the right side of an operating table by taking the central line of the operating table as the center, each expanding piece comprises an expanding claw, one end of each expanding claw is hinged with one end of a first connecting rod, the other end of each first connecting rod is connected with an adjusting rod through an elastic part, a reinforcing mechanism is arranged on each first connecting rod, a lifting device is arranged on each adjusting rod and can synchronously lift with the reinforcing mechanism, the lifting device is used for adjusting the height of each expanding piece, a sleeve column is arranged at the top of each lifting device, the adjusting rods are in threaded connection with the sleeve columns to realize left and right movement of the expanding pieces, the positions of the expanding devices can be freely adjusted, the adaptation between each expanding device and a notch is realized, and secondary damage to the notch by the expanding devices is reduced.

Description

Medical device that struts

Technical Field

The utility model relates to a medical stretching device.

Background

The traditional way is that the medical hook is used by the manual work to prop open the wound, because the time of operation is generally more than a few hours, the way of manually prop open the wound can make medical personnel tired, causes the error in the operation easily, has certain risk, has reduced work efficiency, can often use the apparatus to fix the operation incision of patient in the operation now to the doctor operates in the incision, for example uses medical strutting arrangement to carry out the centre gripping to the muscle of incision department, struts incision department muscle, so that increase the operating space of operation.

The existing medical opening device can only realize the opening purpose generally, the position of the opening device cannot be adjusted freely, the position of the medical opening device cannot be adjusted according to the size of a patient's skeleton, and the opening device is easy to cause secondary wounds on the incision of a human body.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide a medical expanding device, which can freely adjust the position of the expanding device, realize the adaptation of the expanding device and the incision, and reduce the secondary damage of the expanding device to the incision.

The utility model provides the following technical scheme for realizing the purposes: the utility model provides a medical strutting arrangement, includes a pair of strutting piece, the strutting piece is the symmetry setting in the operating table left and right sides with the central line of operating table as the center, the strutting piece includes the strutting claw, strutting claw one end is articulated with head rod one end, the head rod other end passes through elastomeric element and is connected with adjusting the pole, be provided with strengthening mechanism on the head rod, be provided with elevating gear on the regulation pole, elevating gear and strengthening mechanism can go up and down in step, elevating gear is used for adjusting the height of strutting piece, the elevating gear top is provided with the cover post, it realizes strutting piece left and right movement to adjust pole and cover post threaded connection.

Further, elevating gear includes base, pneumatic cylinder, hydraulic rod, movable rod, pneumatic cylinder fixed mounting is at the base up end, hydraulic rod and the top and the movable rod fixed connection of hydraulic rod are installed on the pneumatic cylinder top, pneumatic cylinder, hydraulic rod, movable rod cover are equipped with sliding sleeve, sliding sleeve reduces from bottom to top diameter gradually, the cover is equipped with fixed cover on the sliding sleeve, fixed cover is provided with the extension rod, be provided with the spout on the extension rod.

Further, be provided with strengthening mechanism on the spout, strengthening mechanism upper end and head rod slidable cup joint, and the other end slides with the spout and is connected, strengthening mechanism includes the second base, the second base lower extreme is provided with the slider, the slider slides with the spout and is connected, second base upper end is provided with the lift pneumatic cylinder, the piston rod in the lift pneumatic cylinder is connected with the ejector pin, the ejector pin upper end is connected with the sleeve pipe that the level set up.

Further, elastomeric element includes first sleeve, spring, second sleeve, solid pole and second spring, first sleeve and solid pole keep away from the one end fixed connection of supporting jaw with the head rod with one end, the solid pole other end is provided with outer boss, the one end that the second sleeve is close to outer boss is provided with interior boss, the other end and regulation pole fixed connection, second sleeve cover is established on solid pole and swing joint, first spring sets up including boss and outer boss between, the second spring sets up between first sleeve and second sleeve, first sleeve cover is established at the outside sliding connection of second sleeve.

Further, the outer end of the adjusting rod is connected with a handle through a bolt, a plastic protective shell made of engineering plastic is arranged outside the handle, an internal thread is arranged on the sleeve column, an external thread is arranged on the outer surface of the adjusting rod, the adjusting rod is connected with the sleeve column through threads, and the adjusting rod is driven to move left and right through the rotation of the handle.

Further, the outer end of the adjusting rod is provided with a motor, the lower end of the motor is provided with a fixing seat, the fixing seat is fixedly connected with an output shaft of the motor at the bottom end of the sleeve column, a screw rod is arranged inside the adjusting rod, the screw rod is in threaded connection with the adjusting rod, and a plurality of buttons are arranged on the fixing seat.

Further, be provided with telescopic machanism between the piece that struts, telescopic machanism includes a pair of mount, the mount cover is established on the piece that struts, mount upper portion is provided with the breach, the mount is provided with many articulated levers, articulated lever one end is articulated with the mount, and the articulated lever other end is provided with the movable block and articulates with the movable block, be provided with the empty slot between movable block and the mount, the empty slot is used for accomodating the articulated lever, and the breach agrees with mutually with the movable block.

Furthermore, universal wheels are arranged below the opening piece.

The utility model has the beneficial effects that:

1. the manual work that adopts before uses medical couple to strut the wound, now is provided with mechanical type strutting arrangement and struts the wound, has improved the efficiency of operation, and can adjust according to patient's health size through mechanical type strutting arrangement, can be better be applicable to wound, avoids strutting arrangement to the secondary injury of wound.

2. The height position of the expanding piece is achieved through the lifting device, the left and right positions of the expanding piece can be manually or electrically adjusted through the threaded connection of the adjusting rod and the sleeve, the expanding piece comprises expanding claws, the expanding claws can firmly grasp the positions of the wound to prevent the wound from being separated from the wound, an elastic component is arranged between the adjusting rod and the connecting rod, and in order to expand the wound, the elastic component has the springback allowance, and the excessive expansion tightening of the wound by the expanding claws is avoided.

Drawings

Fig. 1 is a schematic perspective view of the operation of a medical distractor;

FIG. 2 is a schematic illustration of an inactive state of the medical distractor device;

FIG. 3 is a front view of FIG. 1;

FIG. 4 is a top view of FIG. 1;

FIG. 5 is a cross-sectional view of the elastic member;

fig. 6 is a front view of the second embodiment.

Reference numerals: 1. a spreader; 11. opening the claw; 2. a first connecting rod; 3. an elastic member; 31. a first sleeve; 32. a first spring; 33. a second sleeve; 34. a solid rod; 35. a second spring; 4. an adjusting rod; 5. a reinforcement mechanism; 51. a second base; 52. a slide block; 53. a lifting hydraulic cylinder; 54. a push rod; 55. a sleeve; 6. a lifting device; 61. a base; 62. a hydraulic cylinder; 63. a hydraulic rod; 64. a movable rod; 65. a sliding sleeve; 7. a sleeve column; 8. a fixed sleeve; 9. an extension rod; 91. a chute; 10. a handle; 12. a fixing seat; 13. a screw rod; 14. a telescoping mechanism; 141. a fixing frame; 142. a hinge rod; 143. a movable block; 15. a universal wheel; 16. an operating table.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1 to 4, a medical spreader according to the first embodiment includes a pair of spreader 1, the spreader 1 is symmetrically disposed on the left and right sides of the operating table 16 with the center line of the operating table 16 as the center, the spreader 1 includes a spreader claw 11, one end of the spreader claw 11 is hinged to one end of the first connecting rod 2, the other end of the first connecting rod 2 is connected to the adjusting rod 4 through the elastic component 3, the first connecting rod 2 is provided with the reinforcing mechanism 5, the adjusting rod 4 is provided with a lifting device 6, the lifting device 6 and the reinforcing mechanism 5 can synchronously lift, the lifting device 6 is used for adjusting the height of the spreader 1, the top of the lifting device 6 is provided with a sleeve 7, and the adjusting rod 4 is in threaded connection with the sleeve 7 to realize the left and right movement of the spreader 1.

The improvement is specifically as follows: as shown in fig. 1 to 4: the operation sometimes needs to prop up the wound, the operation is convenient for doctors to prop up the wound in the body, the medical staff uses the medical hooks to prop up the wound before, the operation time is more than two hours, the fatigue of the medical staff is easy to cause errors in the operation, a certain risk exists, the working efficiency is reduced, the mechanical prop-up device is adopted to prop up the wound and keep the wound for a long time, the prop-up device comprises a pair of prop-up pieces 1, the prop-up pieces 1 are symmetrically arranged at the left side and the right side of the operation table 16 by taking the central line of the operation table 16 as the center, the prop-up pieces 1 comprise prop-up claws 11, the height of the prop-up pieces 1 is adjusted to be horizontal with the wound by the lifting device 6 during the operation, the two prop-up claws 11 are respectively grabbed at the left side and the right side of the wound when moving the prop-up claws 11 to the position right side of the wound, move in opposite direction, prop up the wound big, prop up claw 11 one end and be connected with head rod 2, head rod 2 is articulated with prop up claw 11, can prop up the inclination of claw 11 and adjust, be provided with strengthening mechanism 5 on the head rod 2, be used for strengthening the supporting role to prop up piece 1, head rod 2 is connected with regulation pole 4 through elastomeric element 3, adjust pole 4 and the big or small degree of adjusting that the sleeve 7 threaded connection at elevating gear 6 top realized the wound to prop up, adjust the height of prop up piece 1 through elevating gear 6, adjust the position about prop up piece 1 through adjusting pole 4 and the threaded connection of sleeve 7, can freely adjust the position of prop up the device, realize the looks adaptation of prop up device and incision department, reduce the secondary injury is carried out to the incision department to prop up the device.

On the basis of the above embodiment, the lifting device 6 includes a base 61, a hydraulic cylinder 62, a hydraulic rod 63 and a movable rod 64, the hydraulic cylinder 62 is fixedly mounted on the upper end surface of the base 61, the hydraulic rod 63 is mounted on the top end of the hydraulic cylinder 62, the top end of the hydraulic rod 63 is fixedly connected with the movable rod 64, the hydraulic cylinder 62, the hydraulic rod 63 and the movable rod 64 are sleeved with a sliding sleeve 65, the diameter of the sliding sleeve 65 is gradually reduced from bottom to top, a fixed sleeve 8 is sleeved on the sliding sleeve 65, an extension rod 9 is arranged on the fixed sleeve 8, and a sliding groove 91 is arranged on the extension rod 9.

The improvement is specifically as follows: as shown in fig. 1 to 4: the hydraulic cylinder 62, the hydraulic rod 63 and the movable rod 64 are sleeved with the sliding sleeve 65 through hydraulic driving lifting, so that the lifting device 6 is more attractive overall, the diameter of the sliding sleeve 65 is gradually reduced from bottom to top, the lifting of the hydraulic rod 63 and the movable rod 64 can drive the lifting of the sliding sleeve 65, and when the height of the opening claw 11 is adjusted, the lifting or the descending of the hydraulic rod 63 and the movable rod 64 is driven through hydraulic driving, so that the lifting device is convenient and quick; the outside of the sliding sleeve 65 is provided with a fixed sleeve 8, the fixed sleeve 8 is provided with an extension rod 9, the extension rod 9 is provided with a sliding groove 91, and the sliding groove 91 is used for sliding connection with the reinforcing mechanism 5.

On the basis of the embodiment, the chute 91 is provided with the reinforcing mechanism 5, the upper end of the reinforcing mechanism 5 is slidably sleeved with the first connecting rod 2, the other end of the reinforcing mechanism is slidably connected with the chute 91, the reinforcing mechanism 5 comprises a second base 51, the lower end of the second base 51 is provided with a sliding block 52, the sliding block 52 is slidably connected with the chute 91, the upper end of the second base 51 is provided with a lifting hydraulic cylinder 53, a piston rod in the lifting hydraulic cylinder 53 is connected with a push rod 54, and the upper end of the push rod 54 is connected with a sleeve 55 horizontally arranged.

The improvement is specifically as follows: as shown in fig. 3: the strengthening mechanism 5 is used for supporting the expanding piece 1, the strengthening mechanism 5 and the lifting device 6 can synchronously ascend and descend to enable the expanding piece 1 to keep in a horizontal position, the strengthening mechanism 5 comprises a second base 51, a lifting hydraulic cylinder is arranged at the upper end of the second base 51, a piston rod in the lifting hydraulic cylinder 53 is connected with a push rod 54, the top end of the push rod 54 is in sliding sleeve joint with the first connecting rod 2, the position of the strengthening mechanism 5 is adjusted, a sliding block 52 is arranged below the second base 51, the sliding block 52 is in sliding connection with the sliding groove 91, and the strengthening mechanism 5 can synchronously adjust the position when the expanding claw 11 moves.

On the basis of the above embodiment, the elastic component 3 includes a first sleeve 31, a first spring 32, a second sleeve 33, a solid rod 34 and a second spring 35, where the first sleeve 31 and the solid rod 34 are fixedly connected with one end of the first connecting rod 2, which is far away from the supporting claw, the other end of the solid rod 34 is provided with an outer boss, one end of the second sleeve 33, which is close to the outer boss, is provided with an inner boss, the other end is fixedly connected with the adjusting rod 4, the second sleeve 33 is sleeved on the solid rod 34 and is movably connected, the first spring 32 is disposed between the inner boss and the outer boss, the second spring 35 is disposed between the first sleeve 31 and the second sleeve 33, and the first sleeve 31 is sleeved on the outer sliding connection of the second sleeve 33.

The improvement is specifically as follows: as shown in fig. 5: when adjusting the pole 4 and adjusting the position of strutting of propping up of claw 11, prevent to prop up the excessive stretching of claw 11 to the wound, be that wound struts the position and too tight, be provided with elastomeric element 3 between head rod 2 and pole 4, elastomeric element 3 includes first sleeve 31, first spring 32, second sleeve 33 and solid pole 34, the same one end of first sleeve 31 and solid pole 34 keeps away from the one end fixed connection of supporting jaw with head rod 2, the solid pole 34 other end is provided with outer boss, the one end that second sleeve 33 is close to outer boss is provided with interior boss, the other end and adjusts pole 4 fixed connection, second sleeve 33 cover is established on solid pole 34 and swing joint, first spring 32 sets up between interior boss and the outer boss, first spring 32 one end and interior boss fixed connection, second spring 35 sets up between first sleeve 31 and second sleeve 33, second spring 35 one end and first sleeve 31 outer end fixed connection, first sleeve 31 cover is established at second sleeve 33's outside sliding connection, in the in-process, first spring 32 is in the compression state, second spring 35 is in the first compression state when first spring 35, second sleeve 35 is in the whole compression state, second spring 35, first spring 35 is in the compression state when the second spring 35, first spring 35 is in the second compression state 2, and the second spring 35 is in the very high compression state, and the second spring 35, the first spring 35 is in the compression state is in the very high, when the compression state is in the second compression, and the second spring 35, the first spring 35 is in the compression state is in the compression, and the first spring state is in the compression, and the compression, the second spring 35, and the first spring is in compression, and the first end and 35, and the first end 3.

On the basis of the embodiment, the outer end of the adjusting rod 4 is connected with the handle 10 through a bolt, a plastic protective shell made of engineering plastic is arranged outside the handle 10, an internal thread is arranged on the sleeve column 7, an external thread is arranged on the outer surface of the adjusting rod 4, the adjusting rod 4 is connected with the sleeve column 7 through threads, and the adjusting rod 4 and the sleeve column 7 are driven to move left and right through the rotation of the handle 10.

The improvement is specifically as follows: as shown in fig. 1 and 4: the handle 10 is installed to the outer end of adjusting pole 4, makes things convenient for medical personnel to pass through the regulation of handle 10 to the supporting jaw, and the handle 10 adopts the plastic protection shell of engineering plastics preparation, is provided with the internal thread on the post 7, and the adjusting pole 4 surface is provided with the external screw thread, and handle 10 rotation drives adjusting pole 4 and moves about on post 7, adjusts the left and right sides position of opening jaw 11.

Based on the above embodiments: the telescopic mechanism 14 is arranged between the supporting members 1, the telescopic mechanism 14 comprises a left fixing frame 141 and a right fixing frame 141, the fixing frames 141 are symmetrically arranged on the supporting members 1, gaps are formed in the upper portions of the fixing frames 141, a plurality of hinge rods 142 are arranged on the fixing frames 141, one ends of the hinge rods 142 are hinged to the fixing frames 141, movable blocks 143 are arranged at the other ends of the hinge rods 142 and are hinged to the movable blocks 143, empty grooves are formed between the movable blocks 143 and the fixing frames 141 and are used for accommodating the hinge rods 142, and the gaps are matched with the movable blocks 143.

The improvement is specifically as follows: as shown in fig. 1 and 2: the left side and the right side of the operation table 16 of the expansion piece 1 are respectively provided with one expansion mechanism 14, connection of the two expansion pieces 1 can be facilitated, when the expansion piece is not used, the hinge rod 142 is folded to place the empty slot, the movable block 143 is attached to the notch, the two expansion pieces 1 are combined together, placement and management are facilitated, and when the expansion piece is used, the hinge rod 142 and the movable block 143 can be pulled apart according to the distance between the expansion pieces 1, so that the expansion piece is convenient and quick to use.

Based on the above embodiments: a universal wheel 15 is arranged below the spreader 1.

The improvement is specifically as follows: as shown in fig. 3: the universal wheels 15 are arranged below the opening piece 1, so that the opening piece is convenient to move and does not need manual carrying.

The second embodiment is basically the same as the above embodiment, and differs only in that: the outer end of the adjusting rod 4 is provided with a motor, the lower end of the motor is provided with a fixed seat 12, an output shaft of the fixed seat 12 and the bottom end part of the sleeve column 7 is fixedly connected with a screw rod 13, the inside of the adjusting rod 4 is provided with internal threads, the screw rod 13 is in threaded connection with the adjusting rod 4, and a plurality of buttons are arranged on the fixed seat 12.

The improvement is specifically as follows: as shown in fig. 6: the motor is arranged at the outer end of the adjusting rod 4, the motor is arranged on the fixed seat 12, a button for controlling the motor is arranged on the fixed seat 12, a button for lifting the lifting device 6 is further arranged, an output shaft of the motor is connected with a screw rod 13, an internal thread is arranged inside the adjusting rod 4, the screw rod 13 is connected with the internal thread, the position of the expanding claw 11 is adjusted by starting and stopping the motor under control, the manual adjustment by the handle 10 is not needed, and the position movement of the expanding claw 11 is realized by clicking a switch of the motor.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims (8)

1. A medical distraction device, characterized in that: including a pair of piece (1) that struts, prop up piece (1) and be symmetrical setting in operating table (16) left and right sides with the central line of operating table (16) as the center, prop up piece (1) including prop up claw (11), prop up claw (11) one end and head rod (2) one end and articulate, the head rod (2) other end is connected with regulation pole (4) through elastomeric element (3), be provided with strengthening mechanism (5) on head rod (2), be provided with elevating gear (6) on regulation pole (4), elevating gear (6) and strengthening mechanism (5) can go up and down in step, elevating gear (6) are used for adjusting the height of propping up piece (1), elevating gear (6) top is provided with sleeve (7), it realizes propping up piece (1) and moves about adjusting pole (4) and sleeve (7) threaded connection.

2. A medical distraction device according to claim 1, wherein: lifting device (6) are including base (61), pneumatic cylinder (62), hydraulic rod (63), movable rod (64), pneumatic cylinder (62) fixed mounting is at base (61) up end, hydraulic rod (63) and the top and the movable rod (64) fixed connection of hydraulic rod (63) are installed on pneumatic cylinder (62) top, pneumatic cylinder (62), hydraulic rod (63), movable rod (64) cover are equipped with sliding sleeve (65), sliding sleeve (65) reduce from bottom to top diameter gradually, the cover is equipped with fixed cover (8) on sliding sleeve (65), fixed cover (8) are provided with extension rod (9), be provided with spout (91) on extension rod (9).

3. A medical distraction device according to claim 2, wherein: be provided with strengthening mechanism (5) on spout (91), strengthening mechanism (5) upper end and head rod (2) slidable cup joint, and the other end slides with spout (91) and is connected, strengthening mechanism (5) are provided with slider (52) including second base (51) lower extreme, slider (52) slide with spout (91) and are connected, second base (51) upper end is provided with lift pneumatic cylinder (53), piston rod in lift pneumatic cylinder (53) is connected with ejector pin (54), ejector pin (54) upper end is connected with sleeve pipe (55) of level setting.

4. A medical distraction device according to claim 3, wherein: the elastic component (3) is including first sleeve (31), first spring (32), second sleeve (33), solid pole (34) and second spring (35), first sleeve (31) and solid pole (34) are with one end fixed connection that the supporting jaw was kept away from with head rod (2), solid pole (34) other end is provided with outer boss, second sleeve (33) are close to the one end of outer boss and are provided with interior boss, the other end and regulation pole (4) fixed connection, second sleeve (33) cover is established on solid pole (34) and swing joint, first spring (32) set up between boss and the outer boss, second spring (35) set up between first sleeve (31) and second sleeve (33), outside sliding connection at second sleeve (33) is established in first sleeve (31) cover.

5. The medical distraction device of claim 4, wherein: the outer end of the adjusting rod (4) is provided with a handle (10) through bolt connection, a plastic protective shell made of engineering plastic is arranged outside the handle (10), an internal thread is arranged on the sleeve column (7), an external thread is arranged on the outer surface of the adjusting rod (4), and the adjusting rod (4) is in threaded connection with the sleeve column (7).

6. The medical distraction device of claim 4, wherein: the adjustable screw is characterized in that a motor is arranged at the outer end of the adjusting rod (4), a fixing seat (12) is arranged at the lower end of the motor, a screw rod (13) is connected with an output shaft of the motor fixedly connected with the bottom end of the sleeve column (7) through the fixing seat (12), an internal thread is arranged inside the adjusting rod (4), the screw rod (13) is in threaded connection with the adjusting rod (4), and a button is arranged on the fixing seat (12).

7. A medical distraction device according to claim 5 or 6, wherein: the telescopic mechanism (14) is arranged between the supporting members (1), the telescopic mechanism (14) comprises a pair of fixing frames (141), the fixing frames (141) are symmetrically arranged on the supporting members (1) in the same mode, gaps are formed in the upper portions of the fixing frames (141), a plurality of hinge rods (142) are arranged on the fixing frames (141), one ends of the hinge rods (142) are hinged to the fixing frames (141), movable blocks (143) are arranged at the other ends of the hinge rods (142) and are hinged to the movable blocks (143), empty grooves are formed between the movable blocks (143) and the fixing frames (141), and are used for accommodating the hinge rods (142), and the gaps are matched with the movable blocks (143) in shape.

8. The medical distraction device of claim 7, wherein: universal wheels (15) are arranged below the supporting piece (1).

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