CN215960122U

CN215960122U - Periosteum stripper under double-head mirror

Info

Publication number: CN215960122U
Application number: CN202121406031.9U
Authority: CN
Inventors: 张志强; 杨建东; 冯新民; 王永祥
Original assignee: Northern Jiangsu Peoples Hospital
Current assignee: Northern Jiangsu Peoples Hospital
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2022-03-08
Anticipated expiration: 2031-06-23

Abstract

The utility model relates to a double-head mirror periosteum stripper which comprises a stripper main body, wherein the stripper main body comprises a straight grab handle and a stripping knife, and the two ends of the straight grab handle are respectively provided with the stripping knife; the straight grab handle is connected with the stripping knife through a connecting rod; the stripping knife comprises a concave stripping knife body and an arc stripping knife body, and the two stripping knives are arranged, so that the whole stripper can be used for treating periosteum at different incision parts of lumbar vertebrae to strip; the outer edge shape that sets up the arc and peel off the cutter body is the arc shape to in separation periosteum incision, can effectively reduce simultaneously and produce the extrusion wound to the tissue around the incision, and the other end at the stripper is fixed to the spill and peels off the cutter body, and the person of facilitating the use peels off the lower vertebral plate upper limb according to lumbar vertebrae way of escape operation, does benefit to the peeling off of lumbar vertebrae periosteum, changes to peel off the soft tissue, and efficiency is higher.

Description

Periosteum stripper under double-head mirror

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a double-head endoscopic periosteum stripper.

Background

In the common lumbar vertebra posterior surgery assisted by an intervertebral foramen endoscope, firstly, an incision of 8mm is made on a preset body surface, then a guide rod is inserted to separate soft tissues, a sleeve and an intervertebral foramen lens are placed, the soft tissues are stripped under the endoscope by radio frequency, and the incision of the intervertebral foramen endoscope surgery is not 1 cm; after the tube is placed, the process of peeling soft tissues behind the lumbar vertebral plate is time-consuming and labor-consuming, the peeling range of the commonly used peeler along the circumferential direction of the vertebra is limited, the peeling can not be realized, the current orthopedic development is not facilitated, and the periosteum peeler under the double-head mirror is provided for improving the operation efficiency in the optimization operation process.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, the technical problems in the related art. Therefore, the utility model provides a double-head mirror periosteum elevator.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a double-head mirror periosteum stripper comprises a stripper body, wherein the stripper body comprises a straight grab handle and a stripping knife, and the stripping knife is respectively arranged at two ends of the straight grab handle; the straight grab handle is connected with the stripping knife through a connecting rod; the peeling knife comprises a concave peeling knife body and an arc peeling knife body, the arc peeling knife body is in a curved arc shape, and the front end of the arc peeling knife body is provided with an arc knife part and an blunt knife body; the arc knife part is arranged at the end of the arc stripping knife, the blunt knife body is arranged at the side edge of the arc stripping knife body and connected with the connecting rod, the concave stripping knife body is in a bent crescent shovel shape, the concave stripping knife body comprises a bent knife body and a concave knife edge, the concave knife edge is arranged at the other end of the concave stripping knife, and the bent knife body is connected with the connecting rod.

In a preferred embodiment of the present invention, the curved stripping blade body is curved to form a curved segment, the concave stripping blade body is curved in a direction opposite to the curved direction of the curved segment to form a concave curved segment, and the curved segment and the concave curved segment are both circular arc segments with a central angle of 165-175 °.

In a preferred embodiment of the utility model, the curved section corresponds to a diameter of 3cm and the concave curved section corresponds to a diameter of 4 cm.

In a preferred embodiment of the utility model, the width of the arc-shaped stripping blade body is 5mm, and the width of the concave stripping blade body is 5 mm.

In a preferred embodiment of the utility model, the connecting rod is in a round table shape, the wide bottom surface of the connecting rod is connected with the straight grab handle, and the narrow top surface of the connecting rod is connected with the stripping knife.

In a preferred embodiment of the utility model, the straight grip handle is provided with anti-skid grains.

In a preferred embodiment of the utility model, the connecting rod, the stripping knife and the straight grab handle are of an integrally formed structure, and the total length is not less than 30 cm.

The utility model has the beneficial effects that: after the structure is adopted, the periosteum stripper under the double-head mirror is provided with two stripping knives, so that the whole stripper can be used for treating periosteum at different incision parts of lumbar vertebrae to strip; the straight grab handle is convenient for a user to hold, the anti-slip lines can effectively increase the friction force between the hand of the user and the stripper, the stripper is prevented from slipping in the use process, and the safety of the whole stripper is improved to a certain extent; the outer edge shape that sets up the arc and peel off the cutter body is the arc shape, and its inner fringe is flat cutter body, and the contained angle that forms the acute angle between the connecting rod, thereby make the appearance that whole arc peeled off the cutter body be the arc crotch shape, so that separate the periosteum incision, can effectively reduce simultaneously and produce the extrusion wound to the tissue around the incision, and the other end at the stripper is fixed to spill peeling off the cutter body, the person of facilitating the use peels off the upper reason of lower vertebral plate according to the lumbar vertebrae way of escape operation, make stripping force direction and lumbar vertebrae keep parallel, so as to do benefit to peeling off of lumbar vertebrae periosteum, change and peel off the soft tissue, high efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a partial perspective view of the present invention;

in the figure: 1. the stripper comprises a stripper body, 2, a straight handle, 3, a stripping knife, 4, a connecting rod, 5, a concave stripping knife body, 6, an arc stripping knife body, 7, an arc knife part, 8, a blunt knife body, 9, a bent knife body, 10, a concave knife edge, 11, a bent section, 12 and a concave bent section.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1:

as shown in fig. 1, a double-head endoscopic periosteum elevator comprises an elevator body 1, the elevator body 1 comprises a straight grab handle 2 and an elevator 3, the elevator 3 is respectively arranged at two ends of the straight grab handle 2; the straight grab handle 2 is connected with the stripping knife 3 through a connecting rod 4; the stripping knife 3 comprises a concave stripping knife body 5 and an arc stripping knife body 6, the arc stripping knife body 6 is in a curved arc shape, and the front end of the arc stripping knife body 6 is provided with an arc knife part 7 and a blunt knife body 8; the arc knife part 7 is arranged at the end of the arc-shaped stripping knife 6, the blunt knife body 8 is arranged at the side edge of the arc-shaped stripping knife body 6 and connected with the connecting rod 4, the concave stripping knife body 5 is in a bent crescent shovel shape, the concave stripping knife body 5 comprises a bent knife body 9 and a concave knife edge 10, the concave knife edge 10 is arranged at the other end of the concave stripping knife body 5, the bent knife body 9 is connected with the connecting rod 4, the width of the arc-shaped stripping knife body 6 is 5mm, the width of the concave stripping knife body 5 is 5mm, and the connecting rod 4, the stripping knife 3 and the straight holding handle 2 are of an integrally formed structure.

As shown in fig. 3, the arc-shaped stripping cutter body 6 is bent to form a bending section 11, the concave stripping cutter body 6 is bent reversely relative to the bending direction of the bending section 11 to form a concave bending section 12, and the bending section 11 and the concave bending section 12 are both arc sections with a central angle of 175 °; the corresponding diameter of the bending section 11 is 3cm, the corresponding diameter of the concave bending section 12 is 4cm, and the total length is not less than 30 cm.

As shown in fig. 1 and 2, the connecting rod 4 is in a circular truncated cone shape, the wide bottom surface of the connecting rod 4 is connected with the straight grab handle 2, and the narrow top surface of the connecting rod 4 is connected with the stripping knife 3; the straight grab handle 2 is provided with anti-skid grains.

Example 2:

as shown in fig. 1, a double-head endoscopic periosteum elevator comprises an elevator body 1, the elevator body 1 comprises a straight grab handle 2 and an elevator 3, the elevator 3 is respectively arranged at two ends of the straight grab handle 2; the straight grab handle 2 is connected with the stripping knife 3 through a connecting rod 4; the stripping knife 3 comprises a concave stripping knife body 5 and an arc stripping knife body 6, the arc stripping knife body 6 is in a curved arc shape, and the front end of the arc stripping knife body 6 is provided with an arc knife part 7 and a blunt knife body 8; the arc-shaped stripping cutter body 6 is bent to form a bent section 11, the concave stripping cutter body 6 is bent reversely relative to the bent section 11 to form a concave bent section 12, the bent section 11 and the concave bent section 12 are both arc sections with the central angle of 165 degrees, and as shown in fig. 4, the straight grab handle 2 is provided with an anti-skidding groove.

The utility model is used specifically: the stripper is used for intervertebral foramen under the vertebra, for stripping the neural plate surface soft tissue and dissecting the phase-match with the neural plate surface, use the concave to strip cutter body 5 when stripping the superior vertebral plate lower margin, strip the lower vertebral plate upper margin and use the arc to strip cutter body 6, it is apt to strip the soft tissue, and the stripper also can be used for vein hemostasis, use the arc to strip cutter body 6 to oppress hemostasis.

In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.

Claims

1. The utility model provides a periosteum elevator under double-end mirror, includes the elevator main part, its characterized in that: the stripper body comprises a straight grab handle and a stripping knife, and the stripping knife is respectively arranged at two ends of the straight grab handle; the straight grab handle is connected with the stripping knife through a connecting rod; the peeling knife comprises a concave peeling knife body and an arc peeling knife body, the arc peeling knife body is in a curved arc shape, and the front end of the arc peeling knife body is provided with an arc knife part and an blunt knife body; the arc knife part is arranged at the end of the arc stripping knife, the blunt knife body is arranged at the side edge of the arc stripping knife body and connected with the connecting rod, the concave stripping knife body is in a bent crescent shovel shape, the concave stripping knife body comprises a bent knife body and a concave knife edge, the concave knife edge is arranged at the other end of the concave stripping knife, and the bent knife body is connected with the connecting rod.

2. The double-ended endoscopic periosteal dissector of claim 1, wherein: the arc-shaped stripping cutter body is bent to form a bending section, the concave stripping cutter body is bent reversely relative to the bending direction of the bending section to form a concave bending section, and the bending section and the concave bending section are both arc sections with central angles of 165-175 degrees.

3. The double-ended endoscopic periosteal dissector of claim 2, wherein: the corresponding diameter of the bending section is 3cm, and the corresponding diameter of the concave bending section is 4 cm.

4. The double-ended endoscopic periosteal dissector of claim 1, wherein: the width of the arc-shaped stripping cutter body is 5mm, and the width of the concave stripping cutter body is 7 mm.

5. The double-ended endoscopic periosteal dissector of claim 1, wherein: the connecting rod is round platform form, the straight grab handle is connected to the wide bottom surface of connecting rod, the stripper knife is connected to the narrow top surface of connecting rod.

6. The double-ended endoscopic periosteal dissector of claim 1, wherein: the straight holding handle is provided with anti-skid grains.

7. The double-ended endoscopic periosteal dissector of claim 1, wherein: the connecting rod, the stripping knife and the straight grab handle are of an integrally formed structure, and the total length is not less than 30 cm.