CN213606715U - Safety limiting sleeve for reducing tension and cutting oral soft tissue - Google Patents

Abstract

The utility model discloses a safety limiting sleeve for reducing and incising soft tissues in oral cavity, which is used for being sleeved on a scalpel blade and is characterized in that the limiting sleeve is provided with a first surface, a second surface, a first side edge and a second side edge; the first surface and the second surface are glued at the first side edge; the first surface and the second surface are partially glued at the second side edge; forming a flat through cavity between the first surface and the second surface to accommodate a scalpel blade; the inner end of the first surface is of a U-shaped structure; the shape of the U-shaped structure is matched with that of the blade mounting structure; the front end of the second side edge is in a semicircular arc shape, so that the safety limiting sleeve can smoothly slide on soft tissues during cutting. The stop collar can be firmly sleeved on the scalpel, effectively limits the cutting depth in the soft tissue cutting process, and can be well applied to soft tissue surgery needing depth control and continuous incision.

Description

Safety limiting sleeve for reducing tension and cutting oral soft tissue

Technical Field

The utility model relates to the technical field of medical auxiliary equipment, especially, relate to a safety stop collar that is used for oral cavity soft tissue to subtract tension and opens.

Background

After a large-area bone augmentation operation (vertical bone augmentation, horizontal bone augmentation and the like) is performed on the oral cavity, the requirement for opening and closing tension-free wound suture is higher, soft tissues covered on the oral cavity are low and flat due to the low and flat original alveolar bones, after the bone augmentation operation is completed, the height and width of the alveolar bones are greatly increased and widened, the number of the soft tissues covered on the oral cavity is insufficient, the wound can not be closed by tension-free suture, the soft tissue augmentation operation is simultaneously performed, the soft tissue augmentation operation is that the inner side of a turned-open full-layer soft tissue (called as a full-thickness valve and including periosteum) is cut by an operation blade, the innermost periosteum and a part of connective tissue in the full-thickness valve are cut by the operation blade but can not be completely cut, because the thickness, the texture and the like of the periosteum of each person are different, sometimes the inner side (the tongue side) part needs to be cut, a doctor needs to operate in an inverse mode, in the soft tissue relaxation surgery, the above-mentioned reasons are particularly likely to cause insufficient relaxation (cutting depth is insufficient or all the cuts cannot be made continuously and be made in a segmented manner) or full layer incision.

At present, a doctor holds an operation cutting handle by bare hands, the cutting depth completely depends on hand feeling and technology of each person, one section is cut, the tension is different when soft tissue tension reducing uneven sewing is caused, partial area sewing cracking is easily caused, or the soft tissue is cut through to cause tension reducing operation failure, and then bone augmentation operation failure is caused.

Therefore, it is desirable to provide a safety stop collar for oral soft tissue relaxation and incision that can limit the cutting depth and keep the cutting line continuous, so as to solve the problems of discontinuous cutting line, uneven thickness, and soft tissue penetration.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety stop collar for oral cavity soft tissue subtracts piece and opens, can inject the depth of cut, can be along with different soft tissue positions and thickness synchronous variation simultaneously at the cutting process, and the depth of cut is unanimous, guarantees to be a line of cut in succession.

In order to achieve the purpose, the utility model adopts the following technical scheme.

The utility model provides a safety limiting sleeve for reducing and incising soft tissues in oral cavity, which is used for being sleeved on a scalpel blade and is characterized in that the limiting sleeve is provided with a first surface, a second surface, a first side edge and a second side edge;

the first surface and the second surface are glued at the first side edge; the first surface and the second surface are partially glued at the second side edge; forming a flat through cavity between the first surface and the second surface to accommodate a scalpel blade;

the tail end of the first surface is of a U-shaped structure; the shape of the U-shaped structure is matched with that of the blade fixing structure;

the front end of the second side edge is in a semicircular arc shape, so that the limiting sleeve can smoothly slide on soft tissues during cutting.

Further, a gap is left between the first surface and the second surface at the head end and the tail end of the stop collar, so that the scalpel blade penetrates into the tail end and out of the head end.

Furthermore, the length of the scalpel blade penetrating out of the limiting sleeve is 0.1-1.0 mm.

Further, the U-shaped structure is a structure with a large opening and a small tail.

Further, the width of the narrow section of the U-shaped structure is 0.5mm less than the blade holding structure; the limiting sleeve is clamped on the blade fixing structure by utilizing elasticity and friction force, so that the stable retention effect is achieved.

Furthermore, the structure of the tail end of the limiting sleeve is matched with the structure of the front end of the scalpel handle, so that the position is limited, and the exposed length of the scalpel head is ensured to be stable.

Further, the flat through cavity is sized to mate with a scalpel blade to snugly receive the scalpel blade.

Furthermore, the limiting sleeve is made of disposable plastics. The stop collar is sterilized by cobalt 60 during production.

Furthermore, the material of stop collar is high temperature resistant plastics. Can be sterilized at high temperature and high pressure, and can be used repeatedly.

The utility model discloses a specific size and shape can be confirmed according to this characteristics of standard architecture of scalpel handle and blade to the stop collar to adapt to the scalpel handle and the blade of different standard architecture.

The beneficial effects of the utility model reside in that:

the limiting sleeve of the utility model can be firmly sleeved on the scalpel blade, and the scalpel head is just exposed by 0.1-1.0 mm, so that the cutting depth is effectively limited; in the process of cutting soft tissues, the cutting depth can be kept consistent when different soft tissue parts and thicknesses are changed. The stop collar can be applied to soft tissue surgery needing depth control and continuous incision.

The utility model discloses a size of stop collar adapts to the scalpel handle and the blade of different standard structures, utilizes blade arrangement structure's shape, height, thickness, makes with mechanical friction the stop collar accuracy is fixed on the scalpel to do not produce any displacement moreover.

By using the limiting sleeve of the utility model, the problems of discontinuous, discontinuous and different depths of the cutting line can be solved, thereby avoiding different soft tissue tensions (different tightness degrees); the problem of uneven thickness and soft tissue cutting caused by trembling of hands and poor hand feeling can be solved, and the problem of soft tissue cutting under the condition that the sight line cannot be viewed directly is solved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of the safety stop collar for reducing tension and incising soft tissues in oral cavity of the utility model.

Fig. 2 is a schematic structural view of a scalpel in the embodiment.

Fig. 3 is a schematic view of the using state of the stop collar of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention. The terms "first," "second," "third," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the objects so described are interchangeable under appropriate circumstances. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The embodiment of the present invention provides a safety stop collar for relieving and incising soft tissues in oral cavity, please refer to fig. 1, the stop collar 100 has a first surface 10, a second surface 20, a first side 30 and a second side 40. Said first surface 10 and said second surface 20 are glued at said first side edge 30; the first surface 10 and the second surface 20 are partially glued at the second side edge 40; so that a flat through cavity is formed between said first surface 10 and said second surface 20. The flat through cavity is sized to mate with a scalpel blade to snugly receive the scalpel blade 50.

In this embodiment, referring to fig. 1 and fig. 3, the tail end of the first surface 10 is a U-shaped structure 12.

In this embodiment, the U-shaped structure 12 has a large mouth and a small tail.

In this embodiment, referring to fig. 1 and fig. 3, the front end of the second side edge 40 is a semi-circular arc 42. The semi-circular arc 42 has a width to facilitate smooth sliding over soft tissue during cutting by the stop collar 100.

Referring to fig. 2, the scalpel employed in the present embodiment includes a scalpel blade 50 and a scalpel handle 70 connected with a blade fixing structure 60. Specifically, the scalpel blade 50 and the scalpel handle 70 are removably coupled. The blade securing structure 60 is fixedly connected to a scalpel handle 70. The scalpel blade 50 is attached to the scalpel handle 70 by being mounted on the blade securing structure 60.

In some embodiments, the scalpel blade 50 and scalpel handle 70 are of standard construction. The size and shape of the stop collar 100 of the present invention can be determined according to the corresponding standard structure.

In this embodiment, referring to fig. 3, at the head end and the tail end of the stop collar 100, a gap is left between the first surface 10 and the second surface 20, so that the scalpel blade 50 penetrates into the tail end and out of the head end. More specifically, the length of the scalpel blade 50 penetrating out of the limiting sleeve 100 is 0.1-1.0 mm. For example, the exposed length of the cutting tip may be 0.1mm, 0.5mm, or 1.0 mm.

With continued reference to fig. 3, the shape of the U-shaped structure 12 matches the shape of the blade securing structure 60. The U-shaped structure 12 is a structure with a large mouth and a small tail.

More specifically, the width of the narrow section of the U-shaped structure 12 is 0.5mm less than the blade holding structure 60; this allows the stop collar 100 to be clamped against the blade holding structure 60 using elasticity and friction, providing a stable retention.

With continued reference to fig. 3, the structure of the tail end of the stop collar 100 matches the structure of the front end of the scalpel handle 70 to limit the position and ensure the exposed length of the scalpel head is stable.

In some embodiments, the stop collar 100 is made of a disposable plastic. The stop collar 100 is sterilized with cobalt 60 during production.

In some embodiments, the material of the stop collar 100 is a high temperature resistant plastic. Can be sterilized at high temperature and high pressure, and can be used repeatedly.

The utility model discloses an application of stop collar in soft tissue operation, as follows:

sleeving the limiting sleeve 100 on the scalpel blade 50, and slightly applying force when the limiting sleeve 100 is inserted, wherein when a hand feels a sudden propping feeling, namely the tail end of the limiting sleeve 100 is not moved in all directions from the tail end of the blade fixing structure 60 and is fixed with the scalpel handle 70; the length of the scalpel blade 50 penetrating out of the limiting sleeve 100 is 0.1-1.0 mm; the scalpel handle 70 is then held in hand for cutting soft tissue for surgery, using the arc 42 to cut the soft tissue smoothly, ensuring a continuous cut line. After the operation is finished, when the stop collar 100 is taken down, the stop collar can be pulled out after being clamped by a vascular clamp tool or pulled out by hands.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. A safety stop collar for oral soft tissue relaxation and incision, the stop collar (100) being adapted to fit over a scalpel blade (50), the stop collar (100) having a first surface (10), a second surface (20), a first side (30) and a second side (40);

-said first surface (10) and said second surface (20) are glued at said first lateral edge (30); -said first surface (10) and said second surface (20) are partially glued at said second side edge (40); -forming a flat through cavity between said first surface (10) and said second surface (20) to receive a scalpel blade (50);

the tail end of the first surface (10) is of a U-shaped structure (12); the shape of the U-shaped structure (12) matches the shape of the blade fixing structure (60);

the front end of the second side edge (40) is in a semi-circular arc shape (42), so that the stop collar (100) can slide smoothly on soft tissues during cutting.

2. A safety stop collar for oral soft tissue debulking according to claim 1, wherein at the leading and trailing ends of the stop collar (100), a gap is left between the first (10) and second (20) surfaces, such that the scalpel blade (50) passes in from the trailing end and out from the leading end.

3. The safety stop collar for the open and reduction of soft tissue in oral cavity according to claim 1, wherein the length of the scalpel blade (50) penetrating out of the stop collar (100) is 0.1-1.0 mm.

4. The safety stop collar for oral soft tissue distraction according to claim 1, wherein said U-shaped structure (12) is a large-end-to-small-end structure.

5. A safety stop collar for oral soft tissue debulking according to claim 4, wherein the width of the narrow section of the U-shaped structure (12) is less than 0.5mm than the blade holding structure (60); so that the limiting sleeve (100) is clamped on the blade fixing structure (60) by using elasticity and friction force to achieve the effect of stable retention.

6. The safety stop collar for oral cavity soft tissue reduction incision according to any one of claims 1 to 5, characterized in that the structure of the tail end of the stop collar (100) is matched with the structure of the front end of the scalpel handle to limit the position and ensure the stable exposed length of the scalpel head.

7. A safety stop collar for oral soft tissue debulking according to claim 1, wherein the flat through cavity is sized to mate with a scalpel blade (50) to snugly receive the scalpel blade.

8. A safety stop collar for oral soft tissue relief incision as recited in claim 1, wherein the stop collar (100) is made of a disposable plastic.

9. The safety stop collar for oral soft tissue distraction according to claim 8, wherein the stop collar (100) is made of high temperature resistant plastic and can be used repeatedly.

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