CN210990672U - Patella reduction forceps - Google Patents

Abstract

The utility model discloses a kneecap pincers that reset aims at providing one kind and resets complicacy and crushing kneecap fracture to maintain the kneecap pincers that reset of kneecap cartilage face is smooth, reset and maintain the fracture piece on three-dimensional spatial structure, its technical scheme main points are including pincers main part and alternately binding clip, and have at least a binding clip be alternately binding clip, the utility model is suitable for a to the cartilage face roughness restoration of kneecap in the kneecap fracture operation, simplify the process that X line constantly perspective was maintained in the current kneecap fracture operation, shorten operation time and reduce patient's source nature doctor damage.

Description

Patella reduction forceps

Technical Field

The utility model relates to the field of medical equipment, more precisely relate to a patella pincers that reset.

Background

The patella reduction forceps are surgical forceps for patella fracture reduction in an operation, and in the patella fracture operation, patella fragments are spliced through the patella reduction forceps, and the smoothness of fractured patella cartilage surfaces is continuously maintained, so that the aim of surgical repair is fulfilled.

At present, the market (chinese patent with application number CN 201620254648.6) discloses a novel patella fracture reduction forceps, which comprises two forceps arms and a hinge screw, wherein the two forceps arms are mutually crossed and hinged through the hinge screw. Although this kind of patella pincers that reset can carry out conventional concatenation to the patella of fracture, but can't carry out the concatenation on the spatial structure to the patella of fracture, it is level and smooth to reach the patella cartilage face, and can't maintain the cartilage face in the art and level and smooth, and it is poor to comminuted patella fracture reduction effect, easily cause the fracture piece to shift, jaw department is too big, pass kirschner wire in the influence art, many times jaw leads to the fracture piece cracked easily, cause the difficulty that resets, the tissue damage, counterpoint effect is poor, lead to carrying out the radiation shooting many times in the operation and then correcting, the radiant quantity that makes patient receive increases and has prolonged the operating time.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a patella pincers that reset solves the identical concatenation on the three-dimensional structure of patella piece in the fracture of patella operation, reaches the level and smooth of the patella cartilage face after the concatenation, and maintains the concatenation cartilage face in the art, simplifies the operation process, shortens the operation time, reduces patient's unnecessary iatrogenic injury.

The technical solution of the utility model is that, a patella pincers that reset with following structure is provided, including the pincers main part, the pincers main part has a alternately binding clip at least, alternately binding clip include one be used for adjusting face region (3) of patella cartilage face roughness. After the structure more than adopting, the utility model discloses a cross binding clip compares with prior art, and to the operation of patella fracture, cross binding clip is as a face region, can directly carry out the roughness adjustment to the patella cartilage face effectively, reduces the continuous adjustment among the present operation and revises the cartilage face process, has greatly shortened operation time and has reduced the intraoperative perspective number of times.

As an improvement of the utility model, the cross binding clip includes two piece at least dead levers, the cooperation forms between the dead lever be used for adjusting the face region of patella surface roughness. Utilize the cross structure to form the face territory, reach the purpose of this practicality, the cross structure is more, and the face territory is more complete, and the effect is better.

As an improvement of the utility model, the dead lever includes first dead lever and rotates the second dead lever of connection on first dead lever, and the second dead lever rotates relatively, makes first dead lever and second dead lever cooperation form "X" style of calligraphy. The formation of a surface area by the two fixed rods is guaranteed at least, and the effectiveness of the binding clip can be guaranteed.

As an improvement of the utility model, the crossed binding clip is formed by two fixed rods which are mutually connected at the middle position and form an X shape. The simplest form is the most economical way, and the cost is reduced.

As an improvement of the utility model, the cross binding clip is a Y-shaped binding clip formed by the head parts of three fixed rods. Simple structure, the cost of manufacture is low, and can reach the operation effect.

As the utility model discloses a another kind of improvement still includes adjusting part, adjusting part includes that first regulation pole, second are adjusted pole and power rod, and first regulation pole, second are adjusted pole and power rod tip and are articulated each other, and wherein first regulation pole and first dead lever swing joint, second are adjusted pole and second dead lever swing joint, and power rod drives first regulation pole and second and adjusts the pole motion, and first regulation pole drives first dead lever, and the second is adjusted the pole and is driven the motion of second dead lever, forms "one" style of calligraphy. An adjusting component is arranged, so that the movement of the adjusting component enables the forceps head to realize the mutual conversion between the straight shape and the X shape, and the surgical forceps can perform percutaneous minimally invasive surgery.

As an improvement of the utility model, the crossed binding clip is composed of a sheet-shaped body, which forms the surface area for adjusting the flatness of the patella surface. The operation effect can be better realized by directly using a sheet body as a face area.

As a further improvement, the cross binding clip is made of a transparent material. The fracture reduction and the patellar cartilage surface flatness can be observed without obstacles in the operation process.

Drawings

Fig. 1 is a top view of the patella reduction forceps of the present invention.

Fig. 2 is a left side view of the patella reduction forceps of the present invention.

Fig. 3 is a partial enlarged view of the present invention.

Fig. 4 is a structural view of the cross binding clip of the present invention.

Fig. 5 is a structural view of the adjusting assembly of the present invention.

Fig. 6 is a structural view of the adjusting assembly of the present invention.

Fig. 7 is a partial enlarged view of the present invention.

Fig. 8 is a partial enlarged view of the present invention.

Shown in the figure: 1. crossed binding clip; 2. a forceps body; 3. a surface area; 4. fixing the rod; 4-1, a first fixing rod; 4-2, a second fixing rod; 5. an adjustment assembly; 5-1, a first adjusting rod; 5-2, a second adjusting rod; 5-3, a power rod; 6. a sheet-like body.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to fig. 1, 2 and 3, the present invention includes a forceps main body 2, which is characterized in that: the clamp body 2 is provided with at least one crossed clamp head 1, and the crossed clamp head 1 comprises a surface area 3 for adjusting the surface flatness of the patella. This pincers are at the operation in-process, stretch into the cavity of kneecap below with the cross binding clip, the kneecap that has broken through the face territory 3 of cross binding clip carries out position adjustment on the space, can maintain in the art and reset and smash the kneecap fracture piece, and keep kneecap cartilage face level, the fracture piece resets on three-dimensional space, make the kneecap cartilage face after the fracture resets can coincide the concatenation, it is at coronal position to maintain the fracture piece, the level of vector position and transverse position, it is more effective than two-dimensional kneecap fracture piece that resets, reduce the perspective number of times, the operation time has been shortened greatly and patient's iatrogenic injury has been reduced, postoperative can be recovered fast.

As shown in fig. 2 and 3, the cross head 1 includes at least two fixing rods 4, and the fixing rods 4 cooperate with each other to form the face area 3 for adjusting the patella surface flatness. The surface area composed of the rod pieces is simple in structure, the cost can be reduced, and the operation effect is guaranteed.

As shown in fig. 4, the fixing rod 4 comprises a first fixing rod and a second fixing rod 4-2 rotatably connected to the first fixing rod 4-1, and the second fixing rod 4-2 is relatively rotated to make the first fixing rod 4-1 and the second fixing rod 4-2 cooperate to form an X-shape. The two fixed rods are crossed to form a basic surface area after being movably rotated, so that the operation effect and action are effectively ensured.

The crossed binding clip 1 is connected with each other at the middle position by two fixing rods 4 and forms an X shape. The purpose effect can be achieved only by manufacturing two crossed fixing rods, and the manufacturing cost is low and easy to realize.

The cross tong head 1 is formed into a Y shape by mutually connecting the heads of three fixing rods 4. The Y-shaped structure is also of a simple structure, and is low in manufacturing cost and easy to realize.

The utility model discloses still include adjusting part 5, adjusting part 5 includes that first regulation pole 5-1, second regulation pole 5-2 and power pole 5-3, first regulation pole 5-1, second regulation pole 5-2 and power pole 5-3 tip are articulated each other, wherein first regulation pole 5-1 and first dead lever 4-1 swing joint, second regulation pole 5-2 and second dead lever 4-2 swing joint, power pole 5-3 drives first regulation pole 5-1 and second regulation pole 5-2 motion, first regulation pole 5-1 drives first dead lever 4-1, second regulation pole 5-2 drives second dead lever 4-2 motion, form "a style of calligraphy". The cross tong head 2 can be in a shape of a straight line under the state of the straight line and can directly enter a cavity below the patella through percutaneous minimally invasive treatment through the driving of the power rod 5-3, then the cross tong head is unfolded into an X shape through the adjusting component 5 to perform an operation, the cross tong head 2 can be in the shape of the straight line through the movement of the adjusting component 5 after the operation is completed, and the operation can be completed.

The crossed binding clip 1 comprises a lamina 6, said lamina 6 forming a face region 3 for adjusting the flatness of the patella surface. The integrity of the surface area formed by the sheet-shaped body 6 can be utilized to better achieve the operation effect. And the flaky body can be set to be a convex surface with a certain radian to adapt to the shape of the patella, so that the operation in the patella surgery process is more facilitated.

The crossed binding clip 1 can be made of a material which is not visualized under the medical X-ray fluoroscopy and meets the rigidity of the operation equipment. The material which is not shadowed by the fluoroscopy machine can reduce X-ray fluoroscopy obstacle in the operation process, thereby being more beneficial to the observation of the operation and better performing the operation.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides a patella pincers that reset, includes pincers main part (2), its characterized in that: the clamp body (2) is provided with at least one crossed clamp head (1), and the crossed clamp head (1) comprises a surface area (3) for adjusting the flatness of the surface of the patella.

2. The patellar reduction forceps of claim 1, wherein: the crossed pliers head (1) comprises at least two fixing rods (4), and the fixing rods (4) are matched with each other to form the face area (3) for adjusting the surface flatness of the patella.

3. The patellar reduction forceps of claim 2, wherein: the fixing rod (4) comprises a first fixing rod and a second fixing rod (4-2) rotatably connected to the first fixing rod (4-1), and the second fixing rod (4-2) relatively rotates to enable the first fixing rod (4-1) and the second fixing rod (4-2) to be matched to form an X shape.

4. The patellar reduction forceps of claim 2, wherein: the cross tong heads (1) are connected with each other at the middle position by two fixing rods (4) to form an X shape.

5. The patellar reduction forceps of claim 2, wherein: the cross tong head (1) is formed into a Y shape by mutually connecting the heads of three fixing rods (4).

6. The patellar reduction forceps of claim 4, wherein: the device is characterized by further comprising an adjusting assembly (5), wherein the adjusting assembly (5) comprises a first adjusting rod (5-1), a second adjusting rod (5-2) and a power rod (5-3), the ends of the first adjusting rod (5-1), the second adjusting rod (5-2) and the power rod (5-3) are hinged with each other, the first adjusting rod (5-1) is movably connected with a first fixing rod (4-1), the second adjusting rod (5-2) is movably connected with a second fixing rod (4-2), the power rod (5-3) drives the first adjusting rod (5-1) and the second adjusting rod (5-2) to move, the first adjusting rod (5-1) drives the first fixing rod (4-1), and the second adjusting rod (5-2) drives the second fixing rod (4-2) to move, forming a shape of Chinese character 'yi'.

7. The patellar reduction forceps of claim 1, wherein: the crossed forceps head (1) comprises a sheet-shaped body (6), and the sheet-shaped body (6) forms a face area (3) for adjusting the surface flatness of the patella.

Images