CN113040841A

CN113040841A - Surgical retractor system

Info

Publication number: CN113040841A
Application number: CN202110276633.5A
Authority: CN
Inventors: 肖健齐; 肖卓宜; 肖卓冉
Original assignee: Beijing Huateng Innovation Technology Co Ltd
Current assignee: Beijing Huateng Innovation Technology Co Ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-06-29
Anticipated expiration: 2041-03-15
Also published as: CN113040841B

Abstract

The invention discloses a surgical retraction system, which comprises a body, handles, a connecting rod, a pivoting assembly, a claw hook and an expansion rod, wherein the body A and the body B are hinged into a whole, a threaded hole is formed in the inner circle of the hinge joint of the body A, a circular groove is formed in the outer circle of the hinge joint of the body B, a shoe-shaped bolt penetrates through the circular groove in the body B and then is connected into the threaded hole in the body A in a threaded manner, bosses are arranged at the right ends of the body A and the body B, the two handles are respectively sleeved on the bosses of the body A and the body B and are fixed by spring locking plates, grooves are formed in the matching positions of the bosses on the body A and the body B and the spring locking plates, the body is hinged with the connecting rod, the connecting rod is pivoted with. According to the retracting system, the claws can move on the retracting rod, the distance, the number and the specification of the claws can be selected, and the claws are level to the skin, so that the operation field and the instrument operation are not hindered.

Description

Surgical retractor system

Technical Field

The invention relates to the field of medical instrument supplies, in particular to a surgical retraction system.

Background

The existing keyhole minimally invasive surgery needs a small incision on the skin, and minimally invasive operation is carried out after retraction, the existing retractors are all fixed retractors, the length and the distance of the claw hook cannot be adjusted, and the handle and the claw hook often block the surgical field in the surgery.

Disclosure of Invention

The invention aims to provide a surgical retracting system aiming at the defects in the prior art.

In order to achieve the purpose, the invention adopts the following scheme:

the utility model provides a surgical operation is with leading out system, which comprises a body, the handle, the connecting rod, the pin joint subassembly, claw hook and extension rod, a serial communication port, body A articulates as an organic whole with body B, body A pin joint inner circle department is equipped with the screw hole, body B pin joint outer lane department is equipped with the ring groove, threaded connection is in the threaded hole on body A behind the ring groove on the body B is passed to the ingot bolt, body A and body B right-hand member all are equipped with the boss, two handles suit respectively on body A and body B's the boss and adopt spring locking plate fixed, boss and spring locking plate cooperation department on body A and the body B are equipped with the recess, the body is articulated with the connecting rod, connecting rod and pin joint subassembly pin joint, pin joint subassembly and extension rod fixed connection, claw hook can.

Further, the left end of the body A is hinged with the connecting rod A into a whole, the left end of the body B is hinged with the connecting rod B into a whole, hollow slide ways are arranged in the middle of the connecting rod A and the connecting rod B, and expansion slide ways are arranged on the upper surfaces of the connecting rod A and the connecting rod B.

Furthermore, a round table is arranged on one side of the pin joint component, the left end of the connecting rod A is in pin joint with the round table on the pin joint component into a whole, the other side of the pin joint component is in hot melt joint or welded with one end of the expansion rod A into a whole, a hollow slide way is arranged in the middle of the expansion rod A, the connecting rod B is in pin joint with the round table on the pin joint component into a whole, the other side of the pin joint component is in hot melt joint or welded with one end of the expansion rod B into a whole, a hollow slide way is arranged in the middle of the expansion rod B, and the expansion rod.

Furthermore, the claw hook is respectively fixed on the hollow slide ways of the connecting rod A and the connecting rod B by adopting threaded connection.

Furthermore, a fixed polygonal boss is arranged at the thread of the claw hook.

Furthermore, the contact surfaces of the connecting rod A and the connecting rod B and the claw hook are provided with fixing grooves, and the polygonal bosses are limited in the fixing grooves.

Furthermore, the claw hooks are made into a series according to the length and width using requirements.

Furthermore, automatic draw hooks, positioners and the like can be arranged on the expansion slide ways of the connecting rods A and B, so that the use function is expanded.

Furthermore, the hollow slide ways of the extension rod A and the extension rod B can be provided with automatic drag hooks, positioners and the like, so that the use function is expanded.

Compared with the prior art, the invention has the advantages that: according to the retracting system, the claw hooks are detachable and can be of different types, the different types refer to different lengths and widths of the claw hooks, the claw hooks can move on the retracting rod, the distance, the number and the specification of the claw hooks can be selected, the claw hooks are flush with the skin, the operation field and the operation of instruments are not hindered, the handles can be detached after the retracting operation is completed, the retracting handles are provided with the slide ways, the expanding slide ways can be installed on the retracting handles, automatic drag hooks or positioners can be installed on the slide ways, and the using functions can be expanded.

In the application, the handle is of a detachable design, the rapid disassembly and assembly of the handle are realized through the matching of the spring locking plate and the groove on the boss of the body, when the handle needs to be disassembled to provide more surgical fields and surgical spaces, the spring locking plate can be operated to rapidly separate from the groove, the handle is disassembled from the boss of the body, and when the handle needs to be used, the handle can be rapidly assembled by being inserted into the boss of the body; compare with the retraction system of non-detachable handle among the prior art, the retraction system of this application operates more conveniently, and the whole shared space of adjustable retraction system compares with the retraction system who does not take the handle, and flexibility, the convenience that this application retraction system are better.

In addition, the extension rod is creatively added in the application, the extension rod is connected with the connecting rod through the pin joint component, the extension rod is hinged through the shoe-shaped bolt, adjustment and fixation among the extension rods can be achieved, the extension rod not only provides an extension slideway for the retracting system and increases the extension function, but also provides supporting and fixing effects for the tail end of the connecting rod, compared with the free state of the claw hook end of the retracting system in the prior art, the extension rod in the application connects the end part of the connecting rod through the pin joint component, supports the end part of the connecting rod on the premise of ensuring that the freedom degree of the connecting rod is not limited, the extension rod can be fixed through the fixing effect of the shoe-shaped bolt, further provides a more stable fixing effect for the position of the end part of the connecting rod, combines the traditional rectangular or circular retracting system and the hinged retracting system into a whole, not only retains the flexibility of the hinged retracting system, but also, The stability of the circular retracting system is organically combined to play the advantages of the circular retracting system and the circular retracting system, the respective defects are made up, and the functional diversity and the operation stability of the retracting system are improved.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a perspective view of the present invention.

Reference numerals:

1. body A, 2, body B, 3, handle, 4, connecting rod A, 5 connecting rod B, 6, extension rod A,7, extension rod B, 8, claw hook, 9, pin joint subassembly, 10, spring locking plate, 11, automatic drag hook.

Detailed Description

Example 1

As shown in fig. 1-3, a retractor for surgical operation, a body a1 is hinged with a body B2 as a whole, a threaded hole is arranged at the inner ring of a hinge point of the body a1, a circular groove is arranged at the outer ring of the hinge point of the body B2, a gold ingot bolt is threaded into the threaded hole of the body a1 after passing through the circular groove on the body B2, bosses are arranged at the right ends of the body a1 and the body B2, two handles 3 are respectively sleeved on the bosses of the body a1 and the body B2 and fixed by spring locking pieces 10, and grooves are arranged at the matching positions of the bosses on the body a1 and the body B2 and the spring locking pieces 10.

The left end of the body A1 is hinged with the connecting rod A4 into a whole, the middle of the connecting rod A4 is provided with a hollow slideway, the upper surface of the connecting rod A4 is provided with an expansion slideway, the left end of the body A2 is hinged with the connecting rod B5 into a whole, the middle of the connecting rod B5 is provided with a hollow slideway, and the upper surface of the connecting rod B5 is provided with an expansion slideway.

One side of the pivoting component 9 is provided with a round table, the left end of the connecting rod A4 is pivoted with the round table on the pivoting component 9 into a whole, the other side of the pivoting component 9 and one end of the expansion rod A6 are welded into a whole by heat fusion, the middle part of the expansion rod A6 is provided with a hollow slideway, the connecting rod B5 is pivoted with the round table on the pivoting component 9 into a whole, the other side of the pivoting component 9 and one end of the expansion rod B7 are welded into a whole by heat fusion, the middle part of the expansion rod B7 is provided with a hollow slideway, and the expansion rod A6 and the left end of the expansion rod B7 are.

The claw hook 8 is fixed on the hollow slide ways of the connecting rod A4 and the connecting rod B5 by adopting threaded connection respectively.

The thread of the claw hook 8 is provided with a fixed polygonal boss.

The contact surfaces of the connecting rod A4 and the connecting rod B5 and the claw hook 8 are provided with fixing grooves, and the polygonal bosses are limited in the fixing grooves.

The claw hooks 8 are made into a series according to the length and width using requirements.

The expansion slide ways of the connecting rod A4 and the connecting rod B5 can be provided with automatic draw hooks 11, positioners and the like, so that the expansion use function is realized.

The hollow slide ways of the expansion rod A6 and the expansion rod B7 can be provided with an automatic draw hook 11, a positioner and the like, so that the use function is expanded.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a surgical operation is with leading out system, which comprises a body, the handle, the connecting rod, the pin joint subassembly, claw hook and extension rod, a serial communication port, body A articulates as an organic whole with body B, body A pin joint inner circle department is equipped with the screw hole, body B pin joint outer lane department is equipped with the ring groove, threaded connection is in the threaded hole on body A behind the ring groove on the body B is passed to the ingot bolt, body A and body B right-hand member all are equipped with the boss, two handles suit respectively on body A and body B's the boss and adopt spring locking plate fixed, boss and spring locking plate cooperation department on body A and the body B are equipped with the recess, the body is articulated with the connecting rod, connecting rod and pin joint subassembly pin joint, pin joint subassembly and extension rod fixed connection, claw hook can.

2. The surgical retraction system according to claim 1, wherein the left end of the body a is hinged with the connecting rod a, the left end of the body B is hinged with the connecting rod B, the middle parts of the connecting rod a and the connecting rod B are provided with hollow slideways, and the upper surfaces of the connecting rod a and the connecting rod B are provided with expansion slideways.

3. The surgical retraction system according to claim 1, wherein preferably, one side of the pivot assembly is provided with a circular truncated cone, the left end of the connecting rod a is pivoted with the circular truncated cone on the pivot assembly into a whole, the other side of the pivot assembly is welded or fused with one end of the expanding rod a into a whole, the middle part of the expanding rod a is provided with a hollow slideway, the connecting rod B is pivoted with the circular truncated cone on the pivot assembly into a whole, the other side of the pivot assembly is welded or fused with one end of the expanding rod B into a whole, the middle part of the expanding rod B is provided with a hollow slideway, and the left ends of the expanding rod a and the expanding rod B are hinged into a whole by a.

4. Surgical retraction system according to claim 1, characterized in that the claws are preferably fixed with a threaded connection on the hollow slides of link a and link B, respectively.

5. Surgical retraction system according to claim 4, characterized in that preferably a fixed polygonal boss is provided at the claw hook thread.

6. The surgical retraction system according to claim 5, wherein the contact surfaces of the connecting rods A and B with the claws are provided with fixing grooves, and the polygonal bosses are limited in the fixing grooves.

7. The surgical retraction system according to claim 1 wherein the claws are formed in series according to length and width requirements.

8. The surgical retraction system according to claim 1, wherein the expansion slides of links a and B are provided with automatic hooks and/or locators.

9. The surgical retraction system according to claim 1, wherein the hollow slides of extension rod a and extension rod B are fitted with automatic hooks and/or locators.