Laparoscopic pleural fiberboard scissors
By designing a multi-angle open-closed laminoscopic pleural fibreglass scissor, the problem that the prior art cannot effectively deal with severe adhesions and calcified fibreglass is solved, and the stable and efficient shearing effect in minimally invasive thoracoscopic surgery is achieved.
Patent Information
- Application Number
- CN202421015040.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-10
- Publication Date
- 2025-04-04
- Estimated Expiration
- 2034-05-10
AI Technical Summary
The prior art cannot effectively deal with severe adhesions and calcified pleural fibreglass, resulting in difficulty in performing minimally invasive thoracoscopy, especially in shearing operations at different angles.
A laminoscopic pleural fiberboard scissor is designed, including scissor shank, scissor rod and scissor head. Through the articulated structure and pin shaft, the multi-angle opening and closing and stable fixation of the scissor head is realized to meet the shearing needs of fiberboards in different parts.
The scissors can effectively shear tough fiberboards with a thickness of up to 2.0cm, avoid large blood vessel damage, and achieve stable shear at different angles, improving the feasibility of minimally invasive thoracoscopy.
Smart Images
Figure CN222708340U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a laparoscope type pleural fiberboard scissors, belonging to the field of medical instruments. Background Art
[0002] Modern thoracic surgery is dominated by minimally invasive thoracoscopic surgery. Transitional and chronic tuberculous encapsulated empyema often cause extensive and severe adhesions in the pleural cavity due to long-term inflammatory stimulation, adhesions, fiberboard formation and even calcification, making this type of surgery a contraindication for thoracoscopic surgery. In recent years, some surgeons have overcome difficulties and used thoracoscopic surgery to treat the above diseases, but there is no effective instrument specifically for severe adhesions, tough and hard visceral and parietal pleural fiberboard and constricted pericardium. Due to the thickened visceral and parietal fiberboard, which can be up to 2.0 cm thick, has a tough texture, and even bony calcification, ordinary laparoscopic scissors cannot complete the cutting operation, and the fiberboard scissors in the existing technology cannot achieve cutting at different angles. Utility Model Content
[0003] The utility model aims to overcome the above-mentioned deficiencies in the prior art and provide a laparoscope type pleural fiberboard scissors with reasonable structural design.
[0004] The technical solution adopted by the utility model to solve the above-mentioned problem is: the laparoscopic pleural fiberboard scissors include a scissor handle, a scissor rod and a scissor head, and its structural characteristics are: the scissor handle includes a No. 1 scissor handle and a No. 2 scissor handle, a scissor handle seat is fixed on the No. 2 scissor handle, the scissor rod includes a No. 1 scissor rod and a No. 2 scissor rod, the scissor head includes a No. 1 scissor head and a No. 2 scissor head, a scissor head seat is fixed on the No. 1 scissor head, the No. 1 scissor handle is fixed to the No. 1 scissor rod, the No. 1 scissor rod is hinged to the scissor head seat, the scissor handle seat is respectively hinged to the No. 1 scissor rod and the No. 2 scissor rod, and the No. 2 scissor rod is hinged to the scissor head seat, and the No. 2 scissor rod is fixed to the No. 2 scissor head, and the No. 1 scissor head cooperates with the No. 2 scissor head.
[0005] Furthermore, the No. 1 scissor rod is hinged to the scissor head seat through a No. 1 pin shaft, the scissor handle seat is hinged to the No. 1 scissor rod and the No. 2 scissor rod through a No. 2 pin shaft and a No. 3 pin shaft respectively, and the No. 2 scissor rod is hinged to the scissor head seat through a No. 4 pin shaft.
[0006] Furthermore, the No. 1 scissor head and the No. 2 scissor head are respectively provided with a No. 1 scissor blade and a No. 2 scissor blade.
[0007] Furthermore, the No. 1 scissor head and the No. 2 scissor head are arranged horizontally.
[0008] Furthermore, the No. 1 scissor head and the No. 2 scissor head are arranged vertically.
[0009] Furthermore, another technical purpose of the utility model is to provide another laparoscopic pleural fiberboard scissors.
[0010] The above technical objectives of the present utility model are achieved through the following technical solutions.
[0011] A laparoscopic pleural fiberboard scissors comprises a scissors handle, a scissors rod and a scissors head, and its structural features are: the scissors handle comprises a No. 1 scissors handle and a No. 2 scissors handle, the scissors rod comprises a No. 1 scissors rod and a No. 2 scissors rod, the scissors head comprises a No. 1 scissors head and a No. 2 scissors head, the No. 1 scissors handle is fixed to the No. 1 scissors rod and forms a No. 1 fixed point, the No. 1 scissors rod is hinged to the No. 1 scissors head, the No. 2 scissors handle is fixed to the No. 2 scissors rod and forms a No. 2 fixed point, the No. 2 scissors rod is hinged to the No. 2 scissors head, the No. 1 fixed point is hinged to the No. 2 fixed point, the No. 1 scissors head is hinged to the No. 2 scissors head, and the No. 1 scissors head cooperates with the No. 2 scissors head.
[0012] Furthermore, the No. 1 scissor rod is hinged to the No. 1 scissor head through a No. 1 pin, the No. 2 scissor rod is hinged to the No. 2 scissor head through a No. 2 pin, the No. 1 fixed point is hinged to the No. 2 fixed point through a No. 3 pin, and the No. 1 scissor head is hinged to the No. 2 scissor head through a No. 4 pin.
[0013] Furthermore, the No. 1 scissor head and the No. 2 scissor head are respectively provided with a No. 1 scissor blade and a No. 2 scissor blade.
[0014] Furthermore, it also includes spring plates, which include a No. 1 spring plate and a No. 2 spring plate, one end of the No. 1 spring plate is installed on the No. 1 scissors handle, one end of the No. 2 spring plate is installed on the No. 2 scissors handle, and the other end of the No. 1 spring plate cooperates with the other end of the No. 2 spring plate.
[0015] Furthermore, a protrusion is provided at the other end of the first spring sheet, and a groove is provided at the other end of the second spring sheet, and the protrusion is located in the groove.
[0016] Compared with the prior art, the utility model has the following advantages: the laparoscopic pleural fiberboard scissors can be used for thoracoscopic surgery, wherein the scissor mouth curved fiberboard scissors and the scissor mouth side curved fiberboard scissors can adopt different cutting methods to meet the cutting of fiberboards in different parts during surgery, and the calcified fiberboard scissors can meet the cutting of calcified fiberboards under laparoscopy, effectively avoiding damage to large blood vessels. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a three-dimensional structural schematic diagram of the laparoscopic pleural fiberboard scissors according to Example 1 of the utility model.
[0018] Figure 2It is a side structural schematic diagram of the laparoscopic pleural fiberboard scissors of Example 1 of the utility model.
[0019] Figure 3 It is a three-dimensional structural schematic diagram of the laparoscopic pleural fiberboard scissors of Example 2 of the utility model.
[0020] Figure 4 It is a side structural schematic diagram of the laparoscopic pleural fiberboard scissors of Example 2 of the utility model.
[0021] Figure 5 It is a three-dimensional structural schematic diagram of the laparoscopic pleural fiberboard scissors of Example 3 of the utility model.
[0022] Figure 6 It is a side structural schematic diagram of the laparoscopic pleural fiberboard scissors of Example 3 of the utility model.
[0023] In the figure: No. 1 scissor handle A1, No. 2 scissor handle A2, scissor handle seat A3,
[0024] Scissor lever No. 1 B1, scissor lever No. 2 B2, pin No. 1 B3, pin No. 2 B4, pin No. 3 B5, pin No. 4 B6,
[0025] No. 1 scissor head C1, No. 2 scissor head C2, No. 1 scissor blade C3, No. 2 scissor blade C4, scissor head seat C5,
[0026] A first spring piece D1, a second spring piece D2, a protrusion D3, and a groove D4. DETAILED DESCRIPTION
[0027] The present invention will be further described in detail below with reference to the accompanying drawings and through examples. The following examples are provided to explain the present invention, but the present invention is not limited to the following examples.
[0028] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the utility model, so they have no substantial technical significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the utility model, should still fall within the scope of the technical content disclosed by the utility model. At the same time, if there are references to terms such as "upper", "lower", "left", "right", "middle" and "one" in this specification, they are only for the convenience of description, and are not used to limit the scope of the implementation of the utility model. The change or adjustment of their relative relationship, without substantially changing the technical content, should also be regarded as the scope of the implementation of the utility model.
[0029] Example 1 (such as Figure 1 ,2 as shown).
[0030] The laparoscopic pleural fiberboard scissors (referred to as scissors oral curved fiberboard scissors) in this embodiment include a scissor handle, a scissor rod and a scissor head. The scissor handle includes a No. 1 scissor handle A1 and a No. 2 scissor handle A2, and a scissor handle seat A3 is fixed on the No. 2 scissor handle A2. The scissor rod includes a No. 1 scissor rod B1 and a No. 2 scissor rod B2. The scissor head includes a No. 1 scissor head C1 and a No. 2 scissor head C2, and a scissor head seat C5 is fixed on the No. 1 scissor head C1.
[0031] In this embodiment, the No. 1 scissors handle A1 is fixed to the No. 1 scissors rod B1, the No. 1 scissors rod B1 and the scissors head seat C5 are hinged through the No. 1 pin B3, the scissors handle seat A3 is hinged to the No. 1 scissors rod B1 and the No. 2 scissors rod B2 through the No. 2 pin B4 and the No. 3 pin B5 respectively, the No. 2 scissors rod B2 and the scissors head seat C5 are hinged through the No. 4 pin B6, and the No. 2 scissors rod B2 is fixed to the No. 2 scissors head C2, and the No. 1 scissors head C1 cooperates with the No. 2 scissors head C2.
[0032] In this embodiment, the No. 1 scissor head C1 and the No. 2 scissor head C2 are respectively provided with a No. 1 scissor blade C3 and a No. 2 scissor blade C4. The No. 1 scissor head C1 and the No. 2 scissor head C2 are horizontally arranged. It should be noted that the horizontal arrangement here means that the opening direction of the scissor head is approximately horizontal with the scissor rod. The scissor head has a certain curvature and is not in a completely horizontal state.
[0033] Specifically, when the laparoscopic pleural fiberboard scissors are in use, when the scissor handle seat A3 is controlled to rotate along the No. 3 pin shaft B5 by the No. 2 scissor handle A2, the No. 1 scissor rod B1 and the No. 1 scissor handle A1 can be pushed by the scissor handle seat A3, and at the same time, the scissor handle seat A3 can be rotated along the No. 2 pin shaft B4, and the scissor head seat C5 can be pulled by the No. 1 scissor rod B1 to rotate along the No. 1 pin shaft B3, so that the No. 1 scissor head C1 can be opened relative to the No. 2 scissor head C2, and at the same time, the scissor head seat C5 can be rotated along the No. 4 pin shaft B6, thereby realizing the opening and closing control of the No. 1 scissor head C1 and the No. 2 scissor head C2.
[0034] Example 2 (such as Figure 3 , 4 as shown).
[0035] The laparoscopic pleural fiberboard scissors (referred to as scissor-mouth side-curved fiberboard scissors) in this embodiment include a scissor handle, a scissor rod and a scissor head. The scissor handle includes a No. 1 scissor handle A1 and a No. 2 scissor handle A2, and a scissor handle seat A3 is fixed on the No. 2 scissor handle A2. The scissor rod includes a No. 1 scissor rod B1 and a No. 2 scissor rod B2. The scissor head includes a No. 1 scissor head C1 and a No. 2 scissor head C2, and a scissor head seat C5 is fixed on the No. 1 scissor head C1.
[0036] In this embodiment, the No. 1 scissors handle A1 is fixed to the No. 1 scissors rod B1, the No. 1 scissors rod B1 and the scissors head seat C5 are hinged through the No. 1 pin B3, the scissors handle seat A3 is hinged to the No. 1 scissors rod B1 and the No. 2 scissors rod B2 through the No. 2 pin B4 and the No. 3 pin B5 respectively, the No. 2 scissors rod B2 and the scissors head seat C5 are hinged through the No. 4 pin B6, and the No. 2 scissors rod B2 is fixed to the No. 2 scissors head C2, and the No. 1 scissors head C1 cooperates with the No. 2 scissors head C2.
[0037] In this embodiment, the No. 1 scissor head C1 and the No. 2 scissor head C2 are respectively provided with a No. 1 scissor blade C3 and a No. 2 scissor blade C4. The No. 1 scissor head C1 and the No. 2 scissor head C2 are vertically arranged. It should be noted that the vertical arrangement here means that the opening direction of the scissor head is approximately vertical to the scissor rod. The scissor head has a certain inclination and is not in a completely vertical state.
[0038] Specifically, when the laparoscopic pleural fiberboard scissors are in use, when the scissor handle seat A3 is controlled to rotate along the No. 3 pin shaft B5 by the No. 2 scissor handle A2, the No. 1 scissor rod B1 and the No. 1 scissor handle A1 can be pushed by the scissor handle seat A3, and at the same time, the scissor handle seat A3 can be rotated along the No. 2 pin shaft B4, and the scissor head seat C5 can be pulled by the No. 1 scissor rod B1 to rotate along the No. 1 pin shaft B3, so that the No. 1 scissor head C1 can be opened relative to the No. 2 scissor head C2, and at the same time, the scissor head seat C5 can be rotated along the No. 4 pin shaft B6, thereby realizing the opening and closing control of the No. 1 scissor head C1 and the No. 2 scissor head C2.
[0039] Example 3 (such as Figure 5 , 6 as shown).
[0040] The laparoscopic pleural fiberboard scissors (referred to as calcified fiberboard scissors) in this embodiment include a scissor handle, a scissor rod, a scissor head and a spring piece. The scissor handle includes a No. 1 scissor handle A1 and a No. 2 scissor handle A2, the scissor rod includes a No. 1 scissor rod B1 and a No. 2 scissor rod B2, the scissor head includes a No. 1 scissor head C1 and a No. 2 scissor head C2, and the spring piece includes a No. 1 spring piece D1 and a No. 2 spring piece D2.
[0041] In this embodiment, the No. 1 scissors handle A1 is fixed to the No. 1 scissors rod B1 to form a No. 1 fixed point, the No. 1 scissors rod B1 is hinged to the No. 1 scissors head C1 through a No. 1 pin shaft B3, the No. 2 scissors handle A2 is fixed to the No. 2 scissors rod B2 to form a No. 2 fixed point, the No. 2 scissors rod B2 is hinged to the No. 2 scissors head C2 through a No. 2 pin shaft B4, the No. 1 fixed point and the No. 2 fixed point are hinged through a No. 3 pin shaft B5, the No. 1 scissors head C1 and the No. 2 scissors head C2 are hinged through a No. 4 pin shaft B6, and the No. 1 scissors head C1 cooperates with the No. 2 scissors head C2, and the No. 1 scissors head C1 and the No. 2 scissors head C2 are respectively provided with a No. 1 scissors blade C3 and a No. 2 scissors blade C4.
[0042] In this embodiment, one end of the No. 1 spring piece D1 is installed on the No. 1 scissors handle A1, one end of the No. 2 spring piece D2 is installed on the No. 2 scissors handle A2, the other end of the No. 1 spring piece D1 cooperates with the other end of the No. 2 spring piece D2, the other end of the No. 1 spring piece D1 is provided with a protrusion D3, the other end of the No. 2 spring piece D2 is provided with a groove D4, and the protrusion D3 is located in the groove D4.
[0043] Specifically, when the laparoscopic pleural fiberboard scissors are in use, the No. 1 scissor handle A1 and the No. 2 scissor handle A2 are pressed inwardly, and the No. 1 scissor rod B1 and the No. 2 scissor rod B2 can rotate along the No. 3 pin shaft B5 and expand outward due to the lever principle, and the No. 1 scissor head C1 and the No. 2 scissor head C2 are pulled outward by the No. 1 scissor rod B1 and the No. 2 scissor rod B2 respectively, and at the same time, the No. 1 scissor head C1 and the No. 2 scissor head C2 rotate along the No. 1 pin shaft B3 and the No. 2 pin shaft B4. The first and second scissors heads C1 and C2 are moved to expand one end outward, and due to the principle of lever, the first and second scissors heads C1 and C2 are rotated along the fourth pin shaft B6, so that the other ends of the first and second scissors heads C1 and C2 are retracted inward, and the tissue can be cut by the first and second scissors blades C3 and C4. After letting go, the first and second scissors handles A1 and A2 can be reset under the action of the first and second spring pieces D1 and D2.
[0044] In addition, it should be noted that the shapes and names of the parts and components of the specific embodiments described in this specification may be different, and the above content described in this specification is only an example of the structure of the utility model. All equivalent changes or simple changes made based on the structure, features and principles described in the patent concept of the utility model are included in the protection scope of the utility model patent. Technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar manner, as long as they do not deviate from the structure of the utility model or exceed the scope defined by the claims, they should all fall within the protection scope of the utility model.
Claims
1. A laparoscopic pleural fiberboard scissors, comprising a scissor handle, a scissor rod and a scissor head, characterized in that: The scissor handles include a No. 1 scissor handle (A1) and a No. 2 scissor handle (A2), a scissor handle seat (A3) being fixed on the No. 2 scissor handle (A2), the scissor rods include a No. 1 scissor rod (B1) and a No. 2 scissor rod (B2), the scissor heads include a No. 1 scissor head (C1) and a No. 2 scissor head (C2), a scissor head seat (C5) being fixed on the No. 1 scissor head (C1), the No. 1 scissor handle (A1) being fixed to the No. 1 scissor rod (B1), the No. 1 scissor rod (B1) The scissor handle seat (A3) is hinged to a scissor head seat (C5); the scissor handle seat (A3) is hinged to a No. 1 scissor rod (B1) and a No. 2 scissor rod (B2), respectively; the No. 2 scissor rod (B2) is hinged to the scissor head seat (C5); the No. 2 scissor rod (B2) is fixed to the No. 2 scissor head (C2); the No. 1 scissor head (C1) cooperates with the No. 2 scissor head (C2); and the No. 1 scissor head (C1) and the No. 2 scissor head (C2) are respectively provided with a No. 1 scissor blade (C3) and a No. 2 scissor blade (C4).
2. The laparoscopic pleural fiberboard scissors according to claim 1, characterized in that: The No. 1 scissor lever (B1) is hinged to the scissor head seat (C5) via a No. 1 pin shaft (B3); the scissor handle seat (A3) is hinged to the No. 1 scissor lever (B1) and the No. 2 scissor lever (B2) via a No. 2 pin shaft (B4) and a No. 3 pin shaft (B5), respectively; and the No. 2 scissor lever (B2) is hinged to the scissor head seat (C5) via a No. 4 pin shaft (B6).
3. The laparoscopic pleural fiberboard scissors according to claim 1, characterized in that: The No. 1 scissor head (C1) and the No. 2 scissor head (C2) are arranged horizontally.
4. The laparoscopic pleural fiberboard scissors according to claim 1, characterized in that: The No. 1 scissor head (C1) and the No. 2 scissor head (C2) are arranged vertically.
5. A laparoscopic pleural fiberboard scissors, comprising a scissor handle, a scissor rod and a scissor head, characterized in that: The scissor handles include a No. 1 scissor handle (A1) and a No. 2 scissor handle (A2); the scissor rods include a No. 1 scissor rod (B1) and a No. 2 scissor rod (B2); the scissor heads include a No. 1 scissor head (C1) and a No. 2 scissor head (C2); the No. 1 scissor handle (A1) is fixed to the No. 1 scissor rod (B1) to form a No. 1 fixed point; the No. 1 scissor rod (B1) is hinged to the No. 1 scissor head (C1); the No. 2 scissor handle (A2) is hinged to the No. 2 The scissor rod (B2) is fixed to form a second fixing point, the second scissor rod (B2) is hinged to the second scissor head (C2), the first fixing point is hinged to the second fixing point, the first scissor head (C1) is hinged to the second scissor head (C2), and the first scissor head (C1) is matched with the second scissor head (C2), and the first scissor head (C1) and the second scissor head (C2) are respectively provided with a first scissor blade (C3) and a second scissor blade (C4).
6. The laparoscopic pleural fiberboard scissors according to claim 5, characterized in that: The No. 1 scissor lever (B1) is hinged to the No. 1 scissor head (C1) via a No. 1 pin shaft (B3), the No. 2 scissor lever (B2) is hinged to the No. 2 scissor head (C2) via a No. 2 pin shaft (B4), the No. 1 fixed point is hinged to the No. 2 fixed point via a No. 3 pin shaft (B5), and the No. 1 scissor head (C1) is hinged to the No. 2 scissor head (C2) via a No. 4 pin shaft (B6).
7. The laparoscopic pleural fiberboard scissors according to claim 5, characterized in that: The invention also comprises spring pieces, wherein the spring pieces comprise a first spring piece (D1) and a second spring piece (D2), one end of the first spring piece (D1) being mounted on a first scissors handle (A1), one end of the second spring piece (D2) being mounted on a second scissors handle (A2), and the other end of the first spring piece (D1) being matched with the other end of the second spring piece (D2).
8. The laparoscopic pleural fiberboard scissors according to claim 7, characterized in that: The other end of the first spring sheet (D1) is provided with a protrusion (D3), the other end of the second spring sheet (D2) is provided with a groove (D4), and the protrusion (D3) is located in the groove (D4).