CN210354788U

CN210354788U - Liver and gall surgery retractor

Info

Publication number: CN210354788U
Application number: CN201920867646.8U
Authority: CN
Inventors: 康利民
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-04-21
Anticipated expiration: 2029-06-11

Abstract

The utility model belongs to the technical field of medical equipment, in particular to a liver and gall surgery retractor, which can freely fix the device at any position of a bed body by arranging a nut, a thread and a fastening plate, facilitates the surgery process, can freely adjust the height of the device in the surgery process by arranging a slide bar and a slide block, can also rotate on a slide column by using the slide block, is convenient to operate, can open a first hook and a second hook by using the adjusting shaft in the surgery process by arranging the adjusting shaft, a bearing, a first driven plate, a second driven plate, the first hook and the second hook, can freely adjust the distance between the first hook and the second hook to open a cut, avoids muscle tissue ischemia necrosis and postoperative related complications caused by overlarge surgery strength retractor, and can avoid muscle tissue ischemia necrosis and postoperative complications caused by arranging a clamping groove and a locking structure after the first hook and the second hook are adjusted, the locking structure is used for locking, so that the risk of rebounding of the first hook and the second hook in the operation process is avoided.

Description

Liver and gall surgery retractor

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to hepatobiliary surgery drag hook.

Background

Hepatobiliary surgery mainly studies a series of diseases such as hepatocellular carcinoma and hepatobiliary calculus, at present, when hepatobiliary surgery is performed, an incision of a patient is required to be opened by using a surgical draw hook, the cross-sectional area of the conventional surgical draw hook for hepatobiliary surgery is certain, the contact area with wound tissues of the patient is certain, when the wound tissues around the surgical draw hook still block the visual field of the surgery, medical personnel need to open the wound by using a plurality of surgical draw hooks, the operation is troublesome, the use flexibility is poor, and in addition, the incidence rate of postoperative related complications is increased due to muscle tissue avascular necrosis caused by excessive force of the surgical draw hook.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a liver and gall surgery retractor which has the characteristic of freely adjusting the width.

In order to achieve the above object, the utility model provides a following technical scheme: a liver and gall surgery retractor comprises a sliding rod, wherein a sliding block is arranged on the surface of the sliding rod, a first bolt and a supporting column are arranged inside the sliding block, threads are arranged at the lower end of the sliding rod, a nut and a fastening plate are arranged on the surface of the threads, a first supporting rod is arranged on the surface of the supporting column, a second bolt is arranged inside the first supporting rod, a second supporting rod is arranged at the inner end of the second bolt, a bearing is arranged inside the second supporting rod, an adjusting shaft is arranged inside the bearing, a clamping groove and a gear are arranged on the surface of the adjusting shaft, a locking structure is arranged on the clamping groove and comprises a transmission rod, a stop block is arranged on the surface of the transmission rod, a spring is lapped on the surface of the stop block, the other end of the spring is arranged on the inner surface of the second supporting rod, a rotating shaft is arranged inside, the pivot sets up the inside at the fixed block, the surface of gear is provided with first driven plate and second driven plate, the one end of first driven plate and second driven plate is provided with the card post, the both ends setting of card post is at the internal surface of recess, the recess is seted up in the inside of first couple and second couple.

Preferably, the first driven plate and the second driven plate are both arranged oppositely.

Preferably, the bearings are arranged in a minimum of six and evenly distributed on the surface of the adjusting shaft.

Preferably, the first supporting rod is fixedly connected with the supporting column, and the supporting column is movably connected with the sliding block.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model can freely fix the device at any position of the bed body by arranging the nut, the thread and the fastening plate, thereby facilitating the operation process, not only freely adjusting the height of the device in the operation process by arranging the slide bar and the slide block, but also rotating the slide block on the slide column, facilitating the operation, adjusting the micro-angle in the operation process by arranging the first supporting rod and the second supporting rod, opening the first hook and the second hook by arranging the adjusting shaft, the bearing, the first driven plate, the second driven plate, the first hook and the second hook by using the adjusting shaft in the operation process, freely adjusting the distance between the first hook and the second hook, opening the incision, avoiding the muscle tissue ischemia necrosis caused by the overlarge power of the operation hook and the related postoperative complication by arranging the clamping groove and the locking structure, after the adjustment of the first hook and the second hook is completed, the locking structure is used for locking, so that the risk of rebounding of the first hook and the second hook in the operation process is avoided.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

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

fig. 3 is a schematic structural view of the locking structure of the present invention;

in the figure: 1. a slide bar; 2. a locking structure; 3. a first bolt; 4. a nut; 5. a fastening plate; 6. a thread; 7. a support pillar; 8. a first support bar; 9. an adjustment shaft; 10. a second bolt; 11. a slider; 12. a first hook; 13. a second hook; 14. a second support bar; 15. a bearing; 16. a first driven plate; 17. a gear; 18. a groove; 19. clamping the column; 20. a second driven plate; 21. a card slot; 201. a stopper; 202. a spring; 203. a rotating shaft; 204. a fixed block; 205. and a transmission rod.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a hepatobiliary surgery retractor comprises a sliding rod 1, wherein a sliding block 11 is arranged on the surface of the sliding rod 1, the sliding rod 1 and the sliding block 11 are arranged, the height of a free adjusting device can be adjusted in the surgery process, the sliding block 11 can also be used for rotating on a sliding column, the operation is convenient, a first bolt 3 and a support column 7 are arranged inside the sliding block 11, a thread 6 is arranged at the lower end of the sliding rod 1, a nut 4 and a fastening plate 5 are arranged on the surface of the thread 6, the device can be freely fixed at any position of a bed body by arranging the nut 4, the thread 6 and the fastening plate 5, the surgery process is facilitated, a first support rod 8 is arranged on the surface of the support column 7, a second bolt 10 is arranged inside the first support rod 8, a second support rod 14 is arranged at the inner end of the second bolt 10, and by arranging the first support rod 8 and the second support rod 14, the micro-angle adjustment can be performed in the operation process, a bearing 15 is arranged inside the second support rod 14, an adjusting shaft 9 is arranged inside the bearing 15, a clamping groove 21 and a gear 17 are arranged on the surface of the adjusting shaft 9, the clamping groove 21 is provided with a locking structure 2, the locking structure 2 is used for locking after the first hook 12 and the second hook 13 are adjusted by arranging the clamping groove 21 and the locking structure 2, the risk of rebounding of the first hook 12 and the second hook 13 in the operation process is avoided, the locking structure 2 comprises a transmission rod 205, a stopper 201 is arranged on the surface of the transmission rod 205, a spring 202 is lapped on the surface of the stopper 201, the other end of the spring 202 is arranged on the inner surface of the second support rod 14, a rotating shaft 203 is arranged inside the transmission rod 205, the rotating shaft 203 is arranged inside a fixed block 204, a first driven plate 16 and a second driven plate 20 are arranged on the surface of the gear 17, the one end of first driven plate 16 and second driven plate 20 is provided with card post 19, the both ends of card post 19 set up the internal surface at recess 18, recess 18 is seted up in the inside of first couple 12 and second couple 13, through setting up regulating shaft 9, bearing 15, first driven plate 16, second driven plate 20, first couple 12 and second couple 13, can use regulating shaft 9 to open first couple 12 and second couple 13 in the operation process, and can freely adjust the distance between first couple 12 and the second couple 13, makes it prop open the incision, has avoided the operation drag hook strength too big and has made muscle tissue avascular necrosis and the relevant complication of postoperative.

Specifically, the first driven plate 16 and the second driven plate 20 are both provided in an opposing manner.

In particular, the bearings 15 are arranged in a minimum of six and evenly distributed over the surface of the adjusting shaft 9.

Specifically, the first support rod 8 is fixedly connected with the support column 7, and the support column 7 is movably connected with the sliding block 11.

The utility model discloses a theory of operation and use flow: the utility model discloses during the use, make the device fix the optional position at the bed board through mounting plate 5 and nut 4, use slider 11 to carry out the adjustment of height and direction on the traveller after then, the adjustment is accomplished the back, use first bolt 3 to fasten, carry out the micro-angle through first bracing piece 8 and second bracing piece 14 after then and adjust, adjust and accomplish the back, make first couple 12 and second couple 13 insert the incision, open dead structure 2 through pressing transfer line 205 after then, use regulating spindle 9 to adjust the wound that struts it to make between first couple 12 and the second couple 13, strut when suitable size when the opening, loosen transfer line 205, make transfer line 205 pass through the effect of spring 202 and dog 201, make transfer line 205 block in draw-in groove 21, dead regulating spindle 9 locks, avoid in the art first couple 12 and second couple 13 kick-back.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hepatobiliary surgery drag hook, includes slide bar (1), its characterized in that: the surface of the sliding rod (1) is provided with a sliding block (11), a first bolt (3) and a supporting column (7) are arranged inside the sliding block (11), a thread (6) is arranged at the lower end of the sliding rod (1), a nut (4) and a fastening plate (5) are arranged on the surface of the thread (6), a first supporting rod (8) is arranged on the surface of the supporting column (7), a second bolt (10) is arranged inside the first supporting rod (8), a second supporting rod (14) is arranged at the inner end of the second bolt (10), a bearing (15) is arranged inside the second supporting rod (14), an adjusting shaft (9) is arranged inside the bearing (15), a clamping groove (21) and a gear (17) are arranged on the surface of the adjusting shaft (9), a locking structure (2) is arranged on the clamping groove (21), and the locking structure (2) comprises a transmission rod (205), the surface of transfer line (205) is provided with dog (201), the surperficial overlap joint of dog (201) has spring (202), the other end setting of spring (202) is at the internal surface of second bracing piece (14), the inside of transfer line (205) is provided with pivot (203), pivot (203) set up the inside at fixed block (204), the surface of gear (17) is provided with first driven plate (16) and second driven plate (20), the one end of first driven plate (16) and second driven plate (20) is provided with calorie post (19), the both ends of calorie post (19) set up the internal surface at recess (18), recess (18) are seted up in the inside of first couple (12) and second couple (13).

2. The liver and gall surgery retractor according to claim 1, wherein: the first driven plate (16) and the second driven plate (20) are both arranged in an opposite mode.

3. The liver and gall surgery retractor according to claim 1, wherein: the bearings (15) are arranged to be six at the lowest and are evenly distributed on the surface of the adjusting shaft (9).

4. The liver and gall surgery retractor according to claim 1, wherein: the first supporting rod (8) is fixedly connected with the supporting column (7), and the supporting column (7) is movably connected with the sliding block (11).