Minimally invasive stripper for facial ligamentTechnical Field
The utility model relates to a minimally invasive stripper, in particular to a minimally invasive stripper for facial ligaments.
Background
The minimally invasive stripper is a precise instrument specially used for minimally invasive surgery, and has the main functions of stripping tissues, separating adhesion or cutting off lesion parts in the surgical process so as to achieve the purpose of treatment. Minimally invasive stripping is a generic term for medical surgical instruments and products, and has various types and designs according to different surgical sites and uses. For example, nerve stripper is mainly used for stripping nerve in orthopaedics operation, and nasal sinusidoscope operation stripper is used for treating nasal diseases such as nasosinusitis and nasal polyp. In addition, there are also peelers for minimally invasive peeling of skin and subcutaneous tissue, and prostate peelers, etc.
Minimally invasive facial ligament stripping is a specially designed instrument used in minimally invasive facial surgery, and aims to strip facial ligaments and surrounding tissues in a minimally invasive manner so as to achieve the purpose of lifting, tightening or treating specific facial problems. Minimally invasive strippers for facial ligaments generally comprise a hand-held portion and an operating portion. The hand-held part is used for being held by a doctor, and the operation part is responsible for peeling operation.
However, the existing minimally invasive stripper for the facial ligament is difficult to flexibly adjust the angle and the position according to actual demands in the operation process, mainly because the structures of the minimally invasive stripper are relatively fixed and cannot adapt to the demands of different operation scenes, thereby not only limiting the applicability of the stripper, but also possibly affecting the effect and the safety of the operation, and simultaneously limiting the adaptability and the practicability of the minimally invasive stripper.
Therefore, there is an urgent need for a minimally invasive stripper for facial ligaments to solve the above-mentioned technical problems in the prior art.
Disclosure of utility model
The utility model overcomes the defects of the prior art and provides the minimally invasive stripper for the facial ligament.
The technical scheme includes that the minimally invasive stripper for the facial ligament comprises a handle portion, an adjusting portion, an operating portion, a cutting edge portion and a polish rod, wherein the handle portion comprises a fixed block, a first handle and a second handle, the first handle is hinged to the second handle, the second handle is connected with the polish rod and is used for adjusting the position of the polish rod by holding and pressing the second handle, the adjusting portion comprises a sliding groove, a sliding block and an adjusting rod, one end of the adjusting rod is fixedly connected with the sliding block, the other end of the adjusting rod extends into the operating portion and is fixedly connected with one end of the operating portion to push the sliding block to slide in the sliding groove, the operating portion deforms under the traction effect of the adjusting rod, a fixing frame is arranged between the first fixing ring and the second fixing ring, and the cutting edge portion penetrates through the first fixing ring and the second fixing ring.
In a preferred embodiment of the present utility model, the first grip is hingedly connected to the second grip such that the two grips are capable of relative rotation, similar to the opening and closing action of pliers. The second handle is directly or indirectly connected with the polish rod, and when a user presses the second handle, the pressing force is converted into a force for the polish rod to move along the horizontal direction, so that the displacement movement of the polish rod is realized.
In a preferred embodiment of the utility model, one side of the sliding block is hinged with a limiting tooth, a spring is arranged between the limiting tooth and the sliding block, a limiting groove is arranged in the sliding groove, one end of the limiting tooth can be embedded into the limiting groove, an adjusting frame is arranged at the sliding block, the adjusting frame is in sliding connection with the sliding block, the adjusting frame is pushed, and the end part of the adjusting frame is abutted with the limiting tooth.
In a preferred embodiment of the utility model, the operation part is provided with a plurality of layers, and comprises a protective layer, a thick-wall layer, a spring layer and a textile layer from outside to inside in sequence, wherein the adjusting rod is positioned in the thick-wall layer, and the textile layer is wrapped on the outer surface of the polish rod.
In a preferred embodiment of the present utility model, the protective layer is made of one of rubber, silica gel or memory metal.
In a preferred embodiment of the present utility model, the thick-wall layer is made of silica gel or sponge material.
In a preferred embodiment of the present utility model, the protective layer, the thick-wall layer, the spring layer and the textile layer are combined together adjacently by sterile gel or sewing.
In a preferred embodiment of the present utility model, the polish rod and the adjustment rod are made of rubber materials.
In a preferred embodiment of the present utility model, the bending angle of the operation portion is adjustable within a range of 0 ° to 15 °.
In a preferred embodiment of the present utility model, a cutter is hinged to an end of the blade, a diameter of the cutter may be changed according to displacement of the polish rod, and a minimum diameter of the cutter is consistent with an inner diameter of the second fixing ring.
The utility model solves the defects existing in the background technology, and has the following beneficial effects:
(1) The utility model realizes the bending of the operation part by the movement of the second handle, thereby realizing the easy operation and accurate control by one hand and greatly improving the convenience and the accuracy of the operation. Meanwhile, the adjusting part adopts a combination of the sliding groove, the sliding block and the adjusting rod, so that a doctor can flexibly adjust the angle and the position of the stripping ions according to actual demands, and the adaptability and the practicability are obviously enhanced.
(2) By arranging the multi-layer operation part, the utility model not only provides comprehensive protection and prevents accidental injury, but also ensures the safety of operation and the long service life of the stripper. In addition, the diameter of the blade part can be adjusted along with the displacement of the polish rod, so that a doctor can accurately control the stripping depth and width, and meanwhile, surrounding tissues are effectively protected from being damaged. In addition, through the mutual cooperation of the limiting teeth, the limiting grooves and the adjusting frame, the accurate positioning and the reliability of the stripper in the operation process are ensured, the accident caused by improper operation is effectively avoided, and a comprehensive and efficient solution is provided for the facial ligament operation.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a schematic overall construction of a preferred embodiment of the present utility model;
Fig. 2 is a schematic view of the structure of the operation part of the preferred embodiment of the present utility model after bending;
FIG. 3 is a schematic cross-sectional view of the operation section of the preferred embodiment of the present utility model;
Fig. 4 is a schematic view of the cooperation between the chute and the slider according to the preferred embodiment of the present utility model.
In the figure, 1.1 parts of handles, 1.2 parts of fixing blocks, 1.3 parts of first handles, 2 parts of second handles, 2 parts of adjusting parts, 2.1 parts of sliding grooves, 2.2 parts of sliding blocks, 2.3 parts of adjusting rods, 2.4 parts of adjusting frames, 2.5 parts of limiting teeth, 2.6 parts of springs, 2.7 parts of limiting grooves, 3 parts of operating parts, 3.1 parts of protective layers, 3.2 parts of thick-wall layers, 3.3 parts of spring layers, 3.4 parts of textile layers, 4 parts of cutting edges, 5 parts of polished rods, 6 parts of first fixing rings, 7 parts of second fixing rings and 8 parts of fixing frames.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and examples, which are simplified schematic illustrations of the basic structure of the utility model, which are presented only by way of illustration, and thus show only the structures that are relevant to the utility model.
As shown in figures 1 and 2, the minimally invasive stripper for the facial ligament comprises a handle part 1, an adjusting part 2, an operating part 3, a blade part 4 and a polish rod 5, wherein the handle part 1 comprises a fixed block 1.1, a first handle 1.2 and a second handle 1.3, the first handle 1.2 is hinged with the second handle 1.3, the second handle 1.3 is connected with the polish rod 5, and the second handle 1.3 is held and pressed for adjusting the position of the polish rod 5, so that a doctor can easily control the movement of the stripper with one hand, and the convenience and efficiency of an operation are improved.
The adjusting part 2 comprises a sliding groove 2.1, a sliding block 2.2 and an adjusting rod 2.3, one end of the adjusting rod is fixedly connected with the sliding block, the other end of the adjusting rod extends into the operating part 3 and is fixedly connected with one end of the operating part 3, the sliding block 2.2 is pushed to slide in the sliding groove 2.1, the operating part 3 deforms under the traction effect of the adjusting rod 2.3, a first fixing ring 6 and a second fixing ring 7 are arranged at one end of the operating part 3, a fixing frame 8 is arranged between the first fixing ring 6 and the second fixing ring 7, and the cutting edge part 4 penetrates through the first fixing ring 6 and the second fixing ring 7. Through the mutual matching of the sliding groove 2.1, the sliding block 2.2 and the adjusting rod 2.3, a doctor can flexibly adjust the angle and the position of the stripper according to the needs in the operation process so as to adapt to different operation scenes.
As shown in fig. 3, the operation part 3 is provided with a plurality of layers, and comprises a protective layer 3.1, a thick-wall layer 3.2, a spring layer 3.3 and a textile layer 3.4 from outside to inside in sequence, thereby providing good protection performance, preventing accidental damage in the operation process and ensuring the service life of the stripping. The adjusting rod 2.3 is positioned in the thick-wall layer 3.2, and the textile layer 3.4 is wrapped on the outer surface of the polish rod 5. The protective layer 3.1 is made of one of rubber, silica gel or memory metal. The thick-walled layer 3.2 is made of a silica gel or sponge material. The protective layer 3.1, the thick-wall layer 3.2, the spring 2.6 and the textile layer 3.4 are adjacently combined together through sterile gel or sewing. The spring layer 2.6 can enable the operation part 3 to elastically deform, so that the operation part can adapt to the morphological change of an operation part better, and the adaptability and effect of the operation are improved.
As shown in fig. 4, one side of the sliding block 2.2 is hinged with a limiting tooth 2.5, a spring 2.6 is further arranged between the limiting tooth 2.5 and the sliding block 2.2, a limiting groove 2.7 is arranged in the sliding groove 2.1, one end of the limiting tooth 2.5 can be embedded into the limiting groove 2.7, an adjusting frame 2.4 is arranged at the sliding block 2.2, the adjusting frame 2.4 is slidably connected with the sliding block 2.2, the adjusting frame 2.4 is pushed, and the end part of the adjusting frame 2.4 is abutted to the limiting tooth 2.5. The limit teeth 2.5 and the limit grooves 2.7 are matched with each other, so that the accurate locking and unlocking of the position of the sliding block 2.2 are realized, and the accurate positioning of the stripper in the operation process is ensured. The adjusting frame 2.4 enables doctors to conveniently realize locking and unlocking functions through pushing operation, and the convenience of operation is improved.
The polish rod 5 and the adjusting rod 2.3 are made of rubber materials. The bending angle of the operation part 3 is adjustable within a range of 0-15 degrees. Allowing the physician to make precise adjustments as needed to achieve the best surgical results. The end of the blade part 4 is hinged with a cutter, the diameter of the cutter can be changed along with the displacement of the polish rod 5, and the minimum value of the diameter of the cutter is consistent with the inner diameter value of the second fixed ring 7.
In use of the present utility model, the handle portion 1 comprises a fixed block 1.1, a first grip 1.2 and a second grip 1.3 to distinguish them. The second grip 1.3 is hinged with the fixed block 1.1, allowing the user to realize a translational sliding of the polish rod 5 inside the operating portion 3 by operating the second grip 1.3.
When the user holds and moves the second grip 1.3, the polish rod 5 slides in the operation part 3, and the motion is transmitted to the adjustment part 2, thereby affecting the states of the operation part 3 and the blade part 4.
The adjusting part 2 comprises a chute 2.1, a sliding block 2.2 and an adjusting rod 2.3. One end of the adjusting rod 2.3 is connected with the operating part 3, the other end is connected with the sliding block 2.2, and the sliding block 2.2 moves to drag the adjusting rod 2.3, so that the operating part 3 deforms, such as bends or twists, to adapt to the operation requirement.
The operating part 3 is composed of multiple layers, including a protective layer 3.1, a thick-wall layer 3.2, a spring layer 3.3 and a textile layer 3.4, the adjusting rod 2.3 is positioned in the thick-wall layer 3.2, and the polish rod 5 is wrapped by the textile layer 3.4. When the adjusting lever 2.3 is pulled, the deformation of the operating part 3 is realized by the elasticity and flexibility of the internal structure, and particularly the spring layer 3.3 plays a key role.
The bending angle of the operation part 3 can be adjusted to be 0-15 degrees, so that a doctor can adjust the angle of the stripper as required in the operation.
The blade part 4 passes through a first fixed ring 6 and a second fixed ring 7 of the operation part 3, a fixed frame 8 is arranged between the two fixed rings to keep stable, the end part of the blade part 4 is hinged with a cutter, and the diameter of the cutter can be changed along with the displacement of the polish rod 5.
When the rod 5 slides, it adjusts the diameter of the tool by some mechanism (possibly directly or through an intermediate part), the minimum value of which coincides with the value of the inner diameter of the second fixing ring 7, which ensures that the tool can pass smoothly through the fixing ring at the minimum diameter, and can be enlarged for stripping operation if necessary.
One side of the sliding block 2.2 is hinged with a limiting tooth 2.5, a spring 2.6 is arranged between the limiting tooth 2.5 and the sliding block 2.2, a limiting groove 2.7 is arranged in the sliding groove 2.1, one end of the limiting tooth 2.5 can be embedded into the limiting groove 2.7, and the locking and unlocking functions for the position of the sliding block 2.2 are provided.
The slider 2.2 is also provided with an adjusting frame 2.4, and the end part of the adjusting frame 2.4 can be abutted with the limiting teeth 2.5 by pushing, so that the position of the slider 2.2 is unlocked or locked, and a doctor can accurately control the position and state of the stripping in operation.
The above-described preferred embodiments according to the present utility model are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.