Single-hole thoracoscope clip applier
By designing a single-port thoracoscopic clamp with a replaceable clamping head and a hinged structure, the problem of not being able to clamp the target if it deviates from the incision path in the existing technology has been solved, achieving tight clamping of the deviated target and improving the accuracy and safety of the operation.
Patent Information
- Application Number
- CN202423101688.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-16
- Publication Date
- 2026-02-17
- Estimated Expiration
- 2034-12-16
AI Technical Summary
Existing thoracoscopic clamps cannot effectively clamp the target when it deviates from the incision path, and there are cases where they cannot clamp properly, which affects the smooth progress of the operation.
A single-port thoracoscopic clamp was designed, featuring a replaceable clamping head and a hinged structure. The clamping head can be angled according to the clamping target, and achieves tight clamping through the cooperation of the groove opening and the cylindrical protrusion. The clamping head can bend along the incision path for clamping.
It achieves effective clamping of targets that deviate from the incision path, with tighter clamping, ensuring the smooth progress of the operation and reducing surgical trauma and bleeding risks.
Smart Images
Figure CN223914168U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of medical equipment, especially a single hole thoracoscope clamp applier. BACKGROUND
[0002] Thoracoscope clamp applier is one of the commonly used instruments in thoracoscope surgery, mainly used for the treatment of blood vessels and other tissues during surgery, especially playing an important role in hemostasis. Thoracoscope clamp applier is mainly used for clamping, closing and cutting blood vessels or other tissues to achieve the purpose of hemostasis or tissue treatment. In thoracoscope surgery, the clamp applier enters the patient's body through a small incision, which can reduce surgical trauma and bleeding risk, improve the accuracy and safety of surgery.
[0003] However, during the use of the thoracoscope clamp applier, the clamping target may deviate too far from the incision path (the path through which the thoracoscope clamp applier enters) and cannot be reached for effective clamping. Moreover, the existing technology has the problem that the thoracoscope clamp applier cannot clamp. SUMMARY
[0004] In view of the shortcomings of the prior art, the technical problem to be solved by the utility model is to provide a single hole thoracoscope clamp applier, which can clamp the clamping target deviating from the incision path.
[0005] To achieve the above-mentioned purpose, the utility model provides a single hole thoracoscope clamp applier, which comprises: a shell cylinder, the shell cylinder comprises a first shell sub-cylinder and a second shell sub-cylinder, the outer wall thread of the first shell sub-cylinder is threadedly connected with the inner wall thread of the second shell sub-cylinder, a first operation push rod is coaxially arranged in the shell cylinder, one end of the first operation push rod is fixedly connected with a sleeve head snap ring, a first spring is arranged on the first operation push rod, the first spring is clamped between the sleeve head snap ring and the outer wall thread of the first shell sub-cylinder, the sleeve head snap ring is connected with a movable handle, the movable handle is hingedly connected with a fixed handle, and the fixed handle is fixed on the shell cylinder; one end of the shell cylinder is hingedly connected with a pair of symmetrical clamping heads, the clamping head comprises a clamping part and a connecting part, the clamping part and the connecting part are at a first preset angle, an inclined groove opening is arranged on the clamping head, the bottom of the groove opening is semicircular, the center of the semicircular bottom corresponds to the center of the hinge hole of the clamping head on the clamping surface of the clamping head, and the other end of the first operation push rod is provided with a cylindrical protrusion.
[0006] Optionally, the clamping head of the thoracoscope clamp applier is a replaceable clamping head, and the first preset angle of the clamping part and the connecting part in different clamping heads is determined according to the clamping target.
[0007] Optionally, the clamping head is provided with a hinge structure between the clamping part and the connecting part, and the hinge structure is used for changing the first preset angle between the clamping part and the connecting part according to a clamping target.
[0008] Optionally, the groove opening on the clamping head is opened towards the first operation push rod, the first operation push rod pushes the cylindrical protrusion to move in the groove opening, and the cylindrical protrusion pushes the groove opening to rotate to drive the clamping head to close.
[0009] Optionally, the first spring is clamped between the sleeve head snap ring and the outer wall thread of the first shell sub-cylinder, the first spring is compressed when the first operation push rod is forced to advance, and the first spring restores to push the sleeve head snap ring to make the first operation push rod retreat when the first operation push rod is not forced.
[0010] Optionally, the movable clamping structure is arranged on the fixed handle and used for clamping and fixing the movable handle.
[0011] Optionally, the corresponding diameter of the outer wall thread of the first shell sub-cylinder matches the corresponding diameter of the inner wall thread of the second shell sub-cylinder, so that the outer wall thread is fitted into the inner wall thread and clamps the first spring.
[0012] Optionally, the first shell sub-cylinder is provided with the outer wall thread, the second shell sub-cylinder is fixedly connected with an intermediate cylinder, the diameter of the intermediate cylinder is greater than that of the second shell sub-cylinder, the intermediate cylinder is provided with the inner wall thread, and the first shell sub-cylinder is threadedly connected with the second shell sub-cylinder through the intermediate cylinder.
[0013] The utility model discloses a chest mirror clamp which can effectively clamp a clamping target deviating from an incision path and clamp more tightly.
[0014] In conclusion, the utility model provides a chest mirror clamp which can effectively clamp a clamping target deviating from an incision path and clamp more tightly. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 is a perspective structure schematic diagram of a single-hole thoracoscope clip applying forceps in one specific embodiment of the present utility model;
[0016] Figure 2 is a front view structure schematic diagram of a single-hole thoracoscope clip applying forceps in one specific embodiment of the present utility model;
[0017] Figure 3 is a sectional view structure schematic diagram of a single-hole thoracoscope clip applying forceps in one specific embodiment of the present utility model;
[0018] Figure 4 is a structure schematic diagram of a shell cylinder in one specific embodiment of the present utility model;
[0019] Figure 5 is a structure schematic diagram of a first operation push rod in one specific embodiment of the present utility model;
[0020] Figure 6 is a structure schematic diagram of a pair of clamping heads in one specific embodiment of the present utility model;
[0021] Figure 7 is a structure schematic diagram of a clamping head in one specific embodiment of the present utility model. DETAILED DESCRIPTION
[0022] The embodiments of the present patent are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only, and are only used to explain the present patent, and cannot be understood as a limitation of the present patent.
[0023] In the description of the present patent, it is understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present patent and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present patent.
[0024] In the description of the present patent, it is explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, set, or it can be detachably connected, set, or integrally connected, set. For those skilled in the art, the specific meaning of the above terms in the present patent can be understood according to the specific circumstances.
[0025] The thoracoscope clip applier found by the applicant in the use process can not effectively clamp the clamping target when the clamping target deviates from the incision path (the path of the thoracoscope clip applier) too far and cannot be reached.
[0026] Therefore, the thoracoscope clip applier provided by the embodiment of the utility model can effectively clamp the clamping target deviating from the incision path. Figures 1-7 As shown in the figure, the thoracoscope clip applier comprises: a shell barrel 1, the shell barrel 1 comprises a first shell sub-barrel and a second shell sub-barrel, the outer wall thread of the first shell sub-barrel is threadedly connected with the inner wall thread of the second shell sub-barrel, a first operation push rod 2 is coaxially arranged in the shell barrel 1, one end of the first operation push rod 2 is fixedly connected with a sleeve head snap ring 3, a first spring 7 is arranged on the first operation push rod 2, the first spring 7 is clamped between the sleeve head snap ring 3 and the outer wall thread of the first shell sub-barrel, the sleeve head snap ring 3 is connected with a movable handle 4, the movable handle 4 is hingedly connected with a fixed handle 5, the fixed handle 5 is fixed on the shell barrel 1; one end of the shell barrel is hingedly connected with a pair of symmetrical clamping heads 6, the clamping head 6 comprises a clamping part 9 and a connecting part 10, the clamping part 9 and the connecting part 10 are at a first preset angle, an inclined groove opening 13 is arranged on the clamping head 6, the bottom of the groove opening 13 is semicircular, the center of the bottom of the groove opening 13 corresponds with the center of the hinge hole 11 of the clamping head 6 and is located on the clamping surface 12 of the clamping head 6, a cylindrical protrusion 8 is arranged on the other end of the first operation push rod 2, and the cylindrical protrusion 8 is located inside the groove opening 13.
[0027] It should be noted that the clamping surface 12 is the contact surface with the clamping target. The mechanism of the clamping head 6 can effectively clamp the clamping target deviating from the incision path, and the structure that the center of the bottom of the groove opening 13 corresponds with the center of the hinge hole 11 of the clamping head 6 and is located on the clamping surface 12 of the clamping head 6 can ensure that the two clamping heads 6 are completely attached when the cylindrical protrusion 8 is located at the bottom of the groove opening 13, thereby ensuring that the clamping is tight.
[0028] In the specific embodiment, the clamping head 6 of the thoracoscope clip applier is a replaceable clamping head 6, and the first preset angle between the clamping part 9 and the connecting part 10 in different clamping heads 6 is determined according to the clamping target.
[0029] In another specific embodiment, the clamping part 9 and the connecting part 10 of the clamping head 6 are a hinged structure, and the hinged structure is used to change the first preset angle between the clamping part 9 and the connecting part 10 according to the clamping target.
[0030] It should be noted that the purpose of the two embodiments is that the clamping head 6 can change the first preset clamping angle according to the deviation of the clamping target, so that the clamping head 6 can smoothly clamp the clamping target.
[0031] In this specific embodiment, the opening of the groove opening 13 on the clamping head 6 is towards the first operation push rod 2, the first operation push rod 2 drives the cylindrical protrusion 8 to move in the groove opening 13, and the cylindrical protrusion 8 drives the groove opening 13 to rotate to drive the clamping head 6 to close.
[0032] It should be noted that this structure is simple, efficient and practical.
[0033] In this specific embodiment, the first spring 7 is clamped between the sleeve head snap ring 3 and the outer wall thread of the first shell sub-cylinder, the first spring 7 is compressed when the first operation push rod 2 is forced to advance, and the first spring 7 restores to drive the sleeve head snap ring 3 to retreat the first operation push rod 2 when the first operation push rod 2 is not forced.
[0034] In this specific embodiment, the movable clamping structure is arranged on the fixed handle 5, and the movable clamping structure is used for clamping the movable handle 4.
[0035] It should be noted that the above structure can be used for long-term clamping in a certain posture to avoid the hand fatigue of medical staff caused by long-term holding of the movable handle 4.
[0036] In this specific embodiment, the diameter corresponding to the outer wall thread of the first shell sub-cylinder matches the diameter corresponding to the inner wall thread of the second shell sub-cylinder, so that the outer wall thread is fitted into the inner wall thread and clamps the first spring 7.
[0037] In this specific embodiment, the first shell sub-cylinder is provided with an outer wall thread, the second shell sub-cylinder is fixedly connected with the intermediate cylinder, the diameter of the intermediate cylinder is greater than that of the second shell sub-cylinder, the intermediate cylinder is provided with an inner wall thread, and the first shell sub-cylinder is threadedly connected with the second shell sub-cylinder through the intermediate cylinder.
[0038] The clamping head 6 of the embodiment of the utility model comprises a clamping part 9 and a connecting part 10, and the clamping part 9 and the connecting part 10 are at a first preset angle.
[0039] The center of the groove opening 13 corresponds to the center of the hinge hole 11 of the clamping head 6, and the center of the hinge hole 11 is located on the clamping surface 12 of the clamping head 6. Such a structure makes the cylindrical protrusion 8 located at the bottom of the groove opening 13, and the center of the groove opening 13 corresponds to the center of the hinge hole 11 of the clamping head 6 and the clamping surface 12, and the hinge hole 11 is located on the central axis of the first operating push rod 2, and the two clamping heads 6 are tightly closed to make the clamping more tightly.
[0040] In summary, the utility model provides a thoracoscope clamp applying forceps which can effectively clamp the clamped target deviating from the incision path and make the clamping more tightly.
[0041] The above detailed the preferred embodiments of the utility model. It should be understood that those skilled in the art can make many modifications and changes according to the conception of the utility model without creative work. Therefore, any technical scheme obtained by logical analysis, reasoning or limited experiment based on the prior art according to the conception of the utility model should be within the protection scope defined by the claims.
Claims
1. A single-port thoracoscopic clamp, characterized in that, The thoracoscopic clamp includes: an outer shell, which comprises a first outer shell sub-shell and a second outer shell, wherein the outer wall thread of the first outer shell sub-shell is threadedly connected to the inner wall thread of the second outer shell. A first operating push rod is coaxially disposed within the outer shell, one end of which is fixedly connected to a retaining ring. A first spring is disposed on the first operating push rod, and the first spring is clamped between the retaining ring and the outer wall thread of the first outer shell. The retaining ring is connected to a movable handle. A fixed handle is hinged to the outer shell; one end of the outer shell is hinged to a pair of symmetrical clamping heads, each clamping head including a clamping part and a connecting part, the clamping part and the connecting part forming a first preset angle, the clamping head being provided with an inclined groove opening, the bottom of the groove opening being semi-circular, the center of the bottom of the groove opening and the center of the hinge hole of the clamping head being located on the clamping surface corresponding to the clamping head, the other end of the first operating push rod being provided with a cylindrical protrusion, the cylindrical protrusion being located inside the groove opening.
2. The thoracoscopic clamp according to claim 1, characterized in that, The clamping head of the thoracoscopic clamp is a replaceable clamping head, and the first preset angle of the clamping part and the connecting part in different clamping heads is determined according to the clamping target.
3. The thoracoscopic clamp according to claim 1, characterized in that, The clamping part and the connecting part of the clamping head are hinged structures, and the hinged structure is used to change the first preset angle between the clamping part and the connecting part according to the clamping target.
4. The thoracoscopic clamp according to claim 1, characterized in that, The opening of the groove on the clamping head faces the first operating push rod. The first operating push rod pushes the cylindrical protrusion to move in the groove opening. The cylindrical protrusion pushes the groove opening to rotate, causing the clamping head to close.
5. The thoracoscopic clamp according to claim 1, characterized in that, The first spring is held between the sleeve retainer and the outer wall thread of the first outer casing. The first spring is compressed when the first operating push rod is forced forward, and the first spring returns to its original position when the first operating push rod is not forced, pushing the sleeve retainer to retract the first operating push rod.
6. The thoracoscopic clamp according to claim 1, characterized in that, The fixed handle is provided with a movable clamping structure, which is used to clamp and fix the movable handle.
7. The thoracoscopic clamp according to claim 1, characterized in that, The diameter corresponding to the outer wall thread of the first outer casing is matched with the diameter corresponding to the inner wall thread of the second outer casing, so that the outer wall thread is inserted into the inner wall thread and clamps the first spring.
8. The thoracoscopic clamp according to claim 1, characterized in that, The first outer shell sub-cylinder is provided with the outer wall thread, the second outer shell sub-cylinder is fixedly connected to the intermediate cylinder, the diameter of the intermediate cylinder is larger than that of the second outer shell sub-cylinder, the intermediate cylinder is provided with the inner wall thread, and the first outer shell sub-cylinder is threadedly connected to the second outer shell sub-cylinder through the intermediate cylinder.