CN210644090U

CN210644090U - A retractor for clinical operation in hepatobiliary surgery

Info

Publication number: CN210644090U
Application number: CN201920863301.5U
Authority: CN
Inventors: 臧丽; 徐洁莲
Original assignee: Affiliated Hospital of Jiangnan University
Current assignee: Affiliated Hospital of Jiangnan University
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-06-02
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses a retractor for clinical operation of hepatobiliary surgery, which comprises a cross bar, a fixing frame is installed at both ends of the cross bar through bolts, a limit frame is installed in the middle of the lower end of the cross bar, and a left screw rod is installed inside the left end of the limit frame. A left pull block is installed in the middle, a right screw rod is installed at the right end of the limit frame, a right pull block is installed in the middle of the right screw rod, a pull rod is installed at the lower ends of the left pull block and the right pull block, a pull hook is installed at the lower end of the pull rod, and the left end of the left screw rod is connected with a rotation The pulley, the middle of the left pull block and the right pull block are provided with threaded holes, a support frame is installed on the left side of the upper end of the cross bar, a drive shaft is installed on the left side of the upper end of the support frame, and a drive pulley is installed in the middle of the drive shaft. The utility model realizes the left and right movement of the retracting hook through the mutual cooperation between the provided left screw and the right screw, so as to meet the needs of opening the wound in hepatobiliary surgery, and at the same time, the operation is simple, and the adjustment can be easily achieved only by rotating the driving handle. , strong practicability, to avoid the secondary injury to the patient.

Description

Drag hook for hepatobiliary surgery clinical operation

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a retractor for clinical operations of hepatobiliary surgery.

Background

The hepatobiliary is in intensive region of viscera in human thorax, and among the hepatobiliary surgery process, need pull open the organ around the focus position with the hepatobiliary drag hook to doctor operates and observes in the art, and general edge of a knife sets up the central point at the focus, and the drag hook through the symmetry setting pulls open focus portion organ, and nevertheless current operation drag hook need install a plurality of drag hooks rather than complex subassembly, and its process is loaded down with trivial details, takes time to take a lot of work, has all brought very big pressure for operating time, patient's bearing capacity and medical staff.

Chinese patent (publication number: CN206390949U) discloses a surgical retractor for hepatobiliary surgery clinic, which comprises a retractor assembly, wherein the device realizes equal adjustment of left and right force of the retractor to a certain extent, but in the actual use process, the adjustment can be realized only by rotating a rotating handle body at the upper end of a surgical wound, the operation is still inconvenient, the left and right pulling of the wound is easily caused, and the secondary pain of a patient is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clinical surgical drag hook of hepatobiliary to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a hepatobiliary surgery retractor for clinical operation, includes the horizontal pole, the mount is installed through the bolt at the horizontal pole both ends, horizontal pole lower extreme mid-mounting has spacing frame, and left screw rod is installed to the inside left end of spacing frame, and left screw rod mid-mounting has a left side to draw the piece, right screw rod is installed to the inside right-hand member of spacing frame, and right screw rod mid-mounting has the right side to draw the piece, a left side draws piece and right side to draw the piece lower extreme and install the pull rod, and the drag hook is installed to the pull rod lower extreme, left side screw rod left end is connected with rotating pulley, a left side draws piece and right side to draw the piece middle part and all be equipped with the screw hole.

As a further aspect of the present invention: and a driving handle is fixedly installed at the left end of the driving shaft.

As a further aspect of the present invention: the driving belt wheel is connected with a rotating belt wheel through a belt.

As a further aspect of the present invention: the upper end of the fixing frame and the two ends of the cross rod are both provided with bolt holes.

As a further aspect of the present invention: u type stopper is installed to the mount lower extreme, and U type stopper outside mid-mounting has the dead lever.

As a further aspect of the present invention: and the middle part of the lower end of the limiting frame is provided with a limiting groove matched with the pull rod.

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

the utility model provides a clinical surgical retractor of hepatobiliary surgery, it is rational in infrastructure, the modern design, through mutually supporting between left screw rod and the right screw rod that is equipped with, realize moving about the drag hook, satisfy the needs that hepatobiliary surgery wound was pulled open, easy operation simultaneously only needs to rotate the actuating handle and can easily adjust, and the practicality is strong, is avoiding the secondary injury to the patient.

Drawings

Fig. 1 is a schematic structural view of a retractor for a clinical surgery of hepatobiliary surgery.

Fig. 2 is a schematic sectional structure view of a limiting frame in a retractor for a clinical surgery of hepatobiliary surgery.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 and 2, in the embodiment of the present invention, a retractor for hepatobiliary surgery clinical operation comprises a cross rod 1, wherein two ends of the cross rod 1 are provided with a fixing frame 13 through bolts for supporting and fixing the cross rod 1, the lower end of the fixing frame 13 is provided with a U-shaped stopper 5 for fixing the whole device on handrails at two ends of an operating table, a fixing rod 4 is installed at the middle part of the outer side of the U-shaped stopper 5, bolt holes 3 are respectively arranged at the upper end of the fixing frame 13 and two ends of the cross rod 1, so as to adjust the up-down height and the left-right distance of the cross rod 1, a limiting frame 2 is installed at the middle part of the lower end of the cross rod 1, a limiting groove 8 mutually matched with a pull rod 10 is arranged at the middle part of the lower end of the limiting frame 2, a left screw rod 18 is installed at the left end, for welded connection between left side screw rod 18 and the right screw rod 7, right screw rod 7 mid-mounting has the right side to draw piece 6, draw piece 11 and the right side to draw a 6 lower extreme on a left side and install pull rod 10, and drag hook 9 is installed to pull rod 10 lower extreme, 18 left ends of left side screw rod are connected with rotating pulley 12, draw piece 11 and the right side to draw a 6 middle part on a left side and all be equipped with the screw hole, and then turn into the rotary motion of left screw rod 18 and right screw rod 7 and draw piece 11 or the right side about the linear motion who draws piece 6, support frame 17 is installed in 1 upper end left side of horizontal pole, and drive shaft 16 is installed in support frame 17 upper end left side, 16 left ends fixed mounting of drive shaft has driving handle 14 for drive shaft 16 rotates, and 16 mid-mounting of drive shaft has driving pulley 15, driving.

The utility model provides a draw hook for hepatobiliary surgery clinical operation, during the use, at first fix whole U type stopper 5 at the operating table both ends through dead lever 4, adjust the upper and lower height of draw hook 9 and with the horizontal distance of wound through the bolt simultaneously, then put into the wound with whole draw hook 9, when the width of pulling open of wound needs is adjusted, rotate drive handle 14, make drive shaft 16 drive rotatory band pulley 12 initiative through the effect of belt, thereby make left screw 18 and right screw 7 synchronous rotation, because the screw direction in the left screw 18 and the right screw 7 outside is opposite, make two pull rods 10 remove along opposite direction about controlling, thereby realize the opposite direction motion of controlling draw hook 9, and then realize the regulation to the wound width. The utility model discloses, rational in infrastructure, the modern design through mutually supporting between the left screw rod 18 and the right screw rod 7 that are equipped with, is realizing moving about the drag hook 9, is satisfying the needs that hepatobiliary surgery wound was pulled open, and easy operation simultaneously only needs to rotate driving handle 14 and can easily adjust, and the practicality is strong, is avoiding the secondary injury to the patient.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. 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 for clinical operation, includes horizontal pole (1), its characterized in that, mount (13) are installed through the bolt at horizontal pole (1) both ends, horizontal pole (1) lower extreme mid-mounting has spacing frame (2), and left screw rod (18) are installed to spacing frame (2) inside left end, and left screw rod (18) mid-mounting has a left side to draw piece (11), right screw rod (7) are installed to spacing frame (2) inside right-hand member, and right screw rod (7) mid-mounting has a right side to draw piece (6), draw piece (11) and right side to draw the piece (6) lower extreme and install pull rod (10), pull rod (10) lower extreme installs drag hook (9), left screw rod (18) left end is connected with rotating pulley (12), left side draws piece (11) and right side to draw piece (6) middle part all to be equipped with the screw hole, support frame (17) are installed to horizontal, a driving shaft (16) is arranged on the left side of the upper end of the supporting frame (17), and a driving belt wheel (15) is arranged in the middle of the driving shaft (16).

2. The hepatobiliary surgery clinical surgery retractor according to claim 1, wherein the driving handle (14) is fixedly installed at the left end of the driving shaft (16).

3. The hepatobiliary surgery clinical surgery retractor according to claim 1, wherein the driving pulley (15) is connected to the rotating pulley (12) via a belt.

4. The surgical retractor for the hepatobiliary surgery clinical operation according to claim 1, wherein the upper end of the fixing frame (13) and the two ends of the cross rod (1) are provided with bolt holes (3).

5. The liver and gall surgery retractor for clinical operation is characterized in that a U-shaped limiting block (5) is installed at the lower end of the fixing frame (13), and a fixing rod (4) is installed in the middle of the outer side of the U-shaped limiting block (5).

6. The hook for the clinical surgery of hepatobiliary surgery according to claim 1, characterized in that the middle of the lower end of the limiting frame (2) is provided with a limiting groove (8) which is matched with the pull rod (10).