CN210749325U

CN210749325U - Be used for clinical sternum of thoracic surgery to strut ware

Info

Publication number: CN210749325U
Application number: CN201920998039.5U
Authority: CN
Inventors: 崔翔宇; 赵景岚; 张志学
Original assignee: Qingdao Central Hospital
Current assignee: Qingdao Central Hospital
Priority date: 2019-06-29
Filing date: 2019-06-29
Publication date: 2020-06-16
Anticipated expiration: 2029-06-29

Abstract

The utility model discloses a breastbone distractor for thoracic surgery is clinical relates to breastbone distractor technical field, and it includes the shell, be provided with two expansion plates in the shell, two recesses have been seted up to the lower surface of expansion plate, and are provided with first slide bar in one of them recess, cup jointing of first slide bar is in first sliding sleeve, and the lower surface of two equal joints of second sliding sleeve at the shell, and two second sliding sleeves are connected through the last fixed surface of two first springs and same pull rod respectively, pull rod fixed connection is in the bottom of two first slide bars, first spring cup joints outside first slide bar. Through the mutual cooperation between the pull rod, the slide bar, the first spring, the knob, the screw rod, the first rotating shaft of the clamping plate and the first bearing, the condition that the spreader is easy to shake in the operation process is avoided, and the spreader is not easy to fall off, so that the normal operation of the operation work is ensured, and convenience is brought to the work of medical staff.

Description

Be used for clinical sternum of thoracic surgery to strut ware

Technical Field

The utility model relates to a sternum spreader technical field specifically is a sternum spreader for thoracic surgery is clinical.

Background

When the chest of a patient is operated, the sternum is sawn from the center of a sternum saw and is sawed longitudinally, and meanwhile, a sternum spreader is used for spreading and supporting the sternum of the patient, but the traditional sternum spreader is difficult to fix, so that the sternum spreader is easy to shake in the operation process of the patient, which not only causes the sternum spreader to easily fall off to a certain extent, but also influences the normal operation of the operation process, thereby bringing troubles to the work of medical personnel, and therefore, the sternum spreader for the thoracic surgery clinic is urgently needed.

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a sternum spreader for thoracic surgery is clinical has solved traditional sternum spreader and has been difficult to fix it for to the patient in the operation process, sternum spreader produces easily and rocks, not only leads to it to take place certain droing easily, still influences the normal clear of operation process, thereby has brought troublesome problem for medical staff's work.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: the utility model provides a sternum struts ware for thoracic surgery is clinical, includes a shell section of thick bamboo, be provided with two expansion plates in the shell section of thick bamboo, two recesses have been seted up to the lower surface of expansion plate, and are provided with first slide bar in one of them recess, cup joint of first slide bar is in first sliding sleeve, and the equal joint of two second sliding sleeves is at the lower surface of shell section of thick bamboo, and two second sliding sleeves are respectively through the last fixed surface of two first springs and same pull rod be connected.

Pull rod fixed connection is in the bottom of two first slide bars, first spring cup joints outside first slide bar, the right flank joint of expansion plate has rotating device, the front of rotating device joint casing under, rotating device's right flank fixedly connected with goes up the casing, go up the front of casing overlap joint casing under, go up the internal screw hole that all offers up of casing and inferior valve, and two screw hole female connection have same screw rod, the front of screw rod is provided with the knob.

Go up the casing and the back of the body fixed connection of casing through a plurality of second spring and two cardboards respectively down, the last fixed surface of a shell section of thick bamboo is connected with the set casing, the joint has two rotary device in the set casing, and rotary device's right-hand member is provided with changes the handle, and two rotary device's two threaded rods of opposite face fixedly connected with, and the opposite face fixed connection of two threaded rods, and the screw thread of two threaded rods sets up opposite direction, threaded rod threaded connection is in the screw cap.

Preferably, rotating device includes first pivot, first pivot fixed connection is at the left surface of last casing, two first bearings have been cup jointed to the surface of first pivot, and two first bearings joint respectively in the right flank of expansion plate and the front of casing down.

Preferably, the rotating device comprises a second rotating shaft, a rotating handle is arranged at the right end of the second rotating shaft on the right side, the second rotating shaft is sleeved in a second bearing, and the second bearing is clamped in the fixed shell.

Preferably, the upper surface of the screw cap is fixedly connected with the lower surface of the expansion supporting plate through a second sliding sleeve, the second sliding sleeve is sleeved outside a second sliding rod, and the second sliding rod is arranged in the fixed shell.

Preferably, the outer surface of the rotating handle is provided with a rubber sleeve, the clamping plate is annular, and the upper shell and the lower shell are both annular.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

1. the sternum spreader for thoracic surgery clinic comprises a pull rod, slide rods, first springs, a knob, a screw, first clamping plate rotating shafts and first bearings which are matched with each other, wherein when the sternum spreader is fixed, the pull rod is pulled to drive the two first slide rods to be separated from the two grooves, the pull rod drives the two first springs to extend, a worker can respectively pull out the two expansion plates, when the two expansion plates are pulled out for a certain distance, the pull rod is loosened to drive the two first springs to drive the two first slide rods to be clamped into the other two grooves by utilizing the self tension, then the two first springs rotate in the first bearings through the first rotating shafts, the upper shell is lifted, then the two clamping plates are placed between hand supports on the operating table, then the upper shell is turned over through the first rotating shafts, the upper shell and the lower shell are closed, and meanwhile the two clamping plates are attached to the operating table supports through the elasticity of the second springs, make the operating table support by the cladding, at this moment the screw rod is rotated to the rethread knob for the screw rod changes over to two threaded holes respectively under two threaded hole threaded connection's effect, thereby accomplishes fixed work, has not only avoided the easy condition that takes place to rock of in-process strut ware at the operation, still is difficult for making it drop, thereby has ensured the normal clear of operation work, thereby has also brought the convenience for medical staff's work.

2. This a sternum struts ware for thoracic surgery is clinical, through setting up second slide bar and second sliding sleeve for the second sliding sleeve can carry out effectual slip in the second sliding sleeve, thereby can ensure to expand the stability that the fagging removed, and the direction through the second sliding sleeve to the screw cap is fixed simultaneously, and then has avoided the threaded rod to drive screw cap pivoted condition when rotating, thereby can guarantee the work that the screw cap normally removed.

3. This a sternum struts ware for thoracic surgery is clinical through first pivot and first bearing for first pivot can carry out effectual rotation in first bearing, thereby makes the work that the upper casing can overturn through first pivot, thereby can ensure the normal clear of fixed work.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic sectional view of the upper case of the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a of the present invention.

In the figure: the expansion support plate comprises a shell barrel 1, a telescopic plate 2, a groove 3, a first sliding rod 4, a first sliding sleeve 5, a first spring 6, a pull rod 7, a rotating device 8, a first bearing 81, a first rotating shaft 82, an upper shell 9, a threaded hole 10, a screw rod 11, a knob 12, a lower shell 13, a second spring 14, a clamping plate 15, a fixed shell 16, a rotating device 17, a second bearing 171, a second rotating shaft 172, a rotating handle 18, a threaded rod 19, a threaded cap 20, a second sliding sleeve 21, a second sliding rod 22 and an expansion support plate 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a sternum spreader for thoracic surgery clinic, which comprises a shell barrel 1, two expansion plates 2 are arranged in the shell barrel 1, two grooves 3 are arranged on the lower surfaces of the expansion plates 2, and a first slide bar 4 is arranged in one groove 3, the first slide bar 4 is sleeved in a first sliding sleeve 5, by arranging the first sliding sleeve 5, the first spring 6 can slide in the first sliding sleeve 5, thereby ensuring the sliding stability of the first sliding rod 4, ensuring that the first sliding rod 4 is accurately clamped into the groove 3, the two second sliding sleeves 21 are clamped on the lower surface of the shell barrel 1, and the two second sliding sleeves 21 are respectively fixedly connected with the upper surface of the same pull rod 7 through two first springs 6, through setting up pull rod 7 for the staff can stimulate pull rod 7 and drive two first slide bars 4 and break away from recess 3, thereby make things convenient for the staff to the control of two first slide bars 4 through a pull rod 7 more.

The pull rod 7 is fixedly connected to the bottom ends of the two first slide bars 4, the first spring 6 is sleeved outside the first slide bars 4, the right side surface of the expansion plate 2 is connected with the rotating device 8 in a clamping manner, the rotating device 8 comprises a first rotating shaft 82, the first rotating shaft 82 is fixedly connected to the left side surface of the upper shell 9, the outer surface of the first rotating shaft 82 is sleeved with two first bearings 81, through the first rotating shaft 82 and the first bearings 81, the first rotating shaft 82 can effectively rotate in the first bearings 81, so that the upper shell 9 can turn over through the first rotating shaft 82, the normal operation of the fixing operation can be ensured, the two first bearings 81 are respectively clamped on the right side surface of the expansion plate 2 and the front surface of the lower shell 13, the rotating device 8 is clamped on the front surface of the lower shell 13, the right side surface of the rotating device 8 is fixedly connected with the upper shell 9, the upper shell 9 is lapped on the front surface of the lower shell 13, the clamping plates 15 are annular, and by arranging the clamping plates 15 in an annular shape, the shapes of the two clamping plates 15 are matched with the shape of the operating table bracket, thereby realizing the fixing effect, the upper shell 9 and the lower shell 13 are both annular, by arranging the upper shell 9 and the lower shell 13, and the upper shell 9 and the lower shell 13 are both annular, so as to be matched with the shape of the clamping plate 15 and provide favorable supporting points for the second spring 14, the upper shell 9 and the lower shell 13 are both provided with threaded holes 10, and the two threaded holes 10 are internally threaded with the same screw 11, the front of the screw 11 is provided with a knob 12, through setting up knob 12, and knob 12 is the rubber material, has certain compliance for medical staff's palm is when the frictional force increase with knob 12, and knob 12 can provide certain travelling comfort for medical staff's use.

The upper shell 9 and the lower shell 13 are respectively fixedly connected with the back surfaces of the two clamping plates 15 through a plurality of second springs 14, the second springs 14 are arranged, the second springs 14 are extruded, so that the operating table supports with different thicknesses can be adapted, good usability is ensured, the upper surface of the shell barrel 1 is fixedly connected with the fixed shell 16, two rotating devices 17 are clamped in the fixed shell 16, each rotating device 17 comprises a second rotating shaft 172, the right end of the right second rotating shaft 172 is provided with a rotating handle 18, the second rotating shaft 172 is sleeved in the second bearing 171, the second bearing 171 is arranged, so that the second rotating shaft 172 can effectively rotate in the second bearing 171, the first rotating shaft 82 can be ensured to drive the threaded rod 19 to rotate more stably, the second bearing 171 is clamped in the fixed shell 16, the right end of the right rotating device 17 is provided with the rotating handle 18, the outer surface of the rotating handle 18 is provided with a rubber sleeve, through the arrangement of the rubber sleeve, and the rubber sleeve has certain flexibility, when the friction force between the palm of the medical staff and the rubber sleeve is increased, the rubber sleeve can provide certain comfort for the use of the medical staff, so that the control of the medical staff is more convenient, the opposite surfaces of the two rotating devices 17 are fixedly connected with the two threaded rods 19, the opposite surfaces of the two threaded rods 19 are fixedly connected, the thread arrangement directions of the two threaded rods 19 are opposite, the threaded rods 19 are in threaded connection in the threaded cap 20, the upper surface of the threaded cap 20 is fixedly connected with the lower surface of the expansion support plate 23 through the second sliding sleeve 21, the second sliding sleeve 21 is sleeved outside the second sliding rod 22, through the arrangement of the second sliding rod 22 and the second sliding sleeve 21, the second sliding sleeve 21 can effectively slide in the second sliding sleeve 21, so that the moving stability of the expansion support plate 23 can be ensured, and meanwhile, the direction of the threaded cap 20 is fixed through the second sliding sleeve, thereby avoiding the situation that the threaded rod 19 drives the threaded cap 20 to rotate when rotating, so that the normal movement of the threaded cap 20 can be ensured, and the second sliding rod 22 is arranged in the fixed shell 16.

The utility model discloses an operating procedure does:

s1, when fixing is needed, the pull rod 7 is pulled to enable the pull rod 7 to drive the two first slide bars 4 to be separated from the two grooves 3, meanwhile, the pull rod 7 drives the two first springs 6 to extend, then a worker can respectively pull out the two expansion plates 2, when the two expansion plates 2 are pulled out for a certain distance, the pull rod 7 is loosened to enable the two first springs 6 to drive the two first slide bars 4 to be clamped into the other two grooves 3 by utilizing self-pulling force;

s2, rotating in the first bearing 81 through the first rotating shaft 82, lifting the upper shell 9, then placing the two clamping plates 15 between the hand-held supports on the operating table, then turning over the upper shell 9 through the first rotating shaft 82 to close the upper shell 9 and the lower shell 13, simultaneously enabling the two clamping plates 15 to be attached to the operating table supports through the elastic force of the second springs 14 to coat the operating table supports, and then rotating the screw 11 through the knob 12 to enable the screw 11 to respectively rotate into the two threaded holes 10 under the effect of threaded connection of the two threaded holes 10, thereby completing the fixing work;

s3, when expanding is needed, the medical staff can rotate the threaded rods 19 through the rotating handle 18, so that the two threaded rods 19 drive the two threaded caps 20 to move back and forth under the effect of threaded connection, the two threaded caps 20 move back and forth outside the second sliding rod 22 through the two second sliding sleeves 21, and then the two expanding plates 23 are driven to move back and forth, so that the expanding plates 23 contact with the sternum and expand the sternum.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A sternal spreader for thoracic surgery clinics, comprising a shell (1), characterized in that: two expansion plates (2) are arranged in the shell barrel (1), two grooves (3) are formed in the lower surface of each expansion plate (2), a first sliding rod (4) is arranged in one groove (3), the first sliding rod (4) is sleeved in a first sliding sleeve (5), two second sliding sleeves (21) are clamped on the lower surface of the shell barrel (1), and the two second sliding sleeves (21) are fixedly connected with the upper surface of the same pull rod (7) through two first springs (6) respectively;

the telescopic plate is characterized in that the pull rod (7) is fixedly connected to the bottom ends of the two first slide bars (4), the first spring (6) is sleeved outside the first slide bars (4), the right side face of the telescopic plate (2) is connected with the rotating device (8) in a clamping manner, the rotating device (8) is connected to the front face of the lower shell (13) in a clamping manner, the right side face of the rotating device (8) is fixedly connected with the upper shell (9), the upper shell (9) is connected to the front face of the lower shell (13) in a clamping manner, threaded holes (10) are formed in the upper shell (9) and the lower shell (13), the two threaded holes (10) are internally connected with the same screw rod (11), and the front face of the screw rod (11) is provided with a knob;

go up casing (9) and casing (13) down respectively through a plurality of second spring (14) and the back of the body fixed connection of two cardboard (15), the last fixed surface of shell section of thick bamboo (1) is connected with set casing (16), the joint has two rotary device (17) in set casing (16), and the right-hand member of right side rotary device (17) is provided with changes (18), and two threaded rod (19) of the opposite face fixedly connected with of two rotary device (17), and the opposite face fixed connection of two threaded rod (19), and the opposite direction is seted up to the screw thread of two threaded rod (19), threaded rod (19) threaded connection is in screw cap (20).

2. The sternal distractor for thoracic surgical clinic of claim 1, wherein: rotating device (8) include first pivot (82), first pivot (82) fixed connection is at the left surface of last casing (9), two first bearings (81) have been cup jointed to the surface of first pivot (82), and just two first bearings (81) joint respectively in the right flank of expansion plate (2) and the front of casing (13) down.

3. The sternal distractor for thoracic surgical clinic of claim 1, wherein: rotating device (17) include second pivot (172), and the right-hand member of right side second pivot (172) is provided with changes handle (18), second pivot (172) cup joint in second bearing (171), second bearing (171) joint is in set casing (16).

4. The sternal distractor for thoracic surgical clinic of claim 1, wherein: the upper surface of the screw cap (20) is fixedly connected with the lower surface of the expansion supporting plate (23) through a second sliding sleeve (21), the second sliding sleeve (21) is sleeved outside a second sliding rod (22), and the second sliding rod (22) is arranged in the fixed shell (16).

5. The sternal distractor for thoracic surgical clinic of claim 1, wherein: the outer surface of the rotating handle (18) is provided with a rubber sleeve, the clamping plate (15) is annular, and the upper shell (9) and the lower shell (13) are both annular.