CN216318200U - Paraurethral space separator - Google Patents
Paraurethral space separator Download PDFInfo
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- CN216318200U CN216318200U CN202122427071.8U CN202122427071U CN216318200U CN 216318200 U CN216318200 U CN 216318200U CN 202122427071 U CN202122427071 U CN 202122427071U CN 216318200 U CN216318200 U CN 216318200U
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- sheet
- separator
- handle
- incision
- separating
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Abstract
The utility model relates to the technical field of medical instruments, and particularly discloses a paraurethral space separator, which comprises: the method comprises the following steps: handle of a knife, separator and blade mounting. Wherein: the separating sheet and the blade fixing piece are respectively fixed at two ends of the cutter handle, one end, far away from the cutter handle, of the separating sheet is in a bent arc state, and the end part of the bent end of the separating sheet is blunt so as to prevent additional damage to the flaring of the skin incision. According to the scalpel, the separating blade and the blade fixing piece are arranged at the two ends of the scalpel handle, so that the scalpel has the functions of cutting the skin and flaring the incision in the implantation process of the biological patch, and the arc-shaped separating blade can be used for flaring the arc-shaped incision at the two sides in the incision, so that the blunt separation of the incision is realized, the implantation of the biological patch is facilitated, and the implantation efficiency of the biological patch is improved.
Description
Technical Field
The utility model relates to the technical field of auxiliary instruments for implanting a biological patch, in particular to a soft tissue separator for implanting a paraurethral space biological patch.
Background
The information disclosed in this background of the utility model is only for enhancement of understanding of the general background of the utility model and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
The biological patch (acellular xenogenic dermis) has the function of a 'cell scaffold', can play a good role of a scaffold after being implanted into a human body according to the regenerative medicine principle, the molecular biology principle and the immunology principle, guides autologous cells and blood vessels to grow, fills defective tissues of damaged parts, and can gradually grow new tissues in the original position by the self-repairing function of the human body under the guidance of the material to replace the biological material so as to finish the process of organ tissue regeneration. At present, a conventional surgical instrument is adopted in the implantation process of the paraurethral biological patch, and the biological patch is soft and is easy to fold or move when being implanted, so that the biological patch needs to be carefully implanted, and has low efficiency and poor effect. At present, no effective tool is available in clinic to overcome the problem, and inconvenience is caused to the operation.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a paraurethral space biological patch implantation separator which has the functions of cutting skin and mucosa and separating soft tissues, so that the implantation of a biological patch is assisted, the implantation efficiency and the implantation quality of the biological patch are improved, and the implantation operation effect is ensured. In order to achieve the above object, the technical solution of the present invention is as follows.
A paraurethral space biological patch implant separator comprising: handle of a knife, separator and blade mounting. Wherein: the separating sheet and the blade fixing piece are respectively fixed at two ends of the knife handle, one end, far away from the knife handle, of the separating sheet is in a bent arc state, and the end part of the bent end of the separating sheet is blunt so as to prevent additional damage to tissue incisions during separation.
Furthermore, the separation sheet is a stainless steel sheet, and the blade fixing piece is used for detachably fixing the scalpel blade.
Furthermore, the surface of the separating sheet is subjected to matte treatment, so that the surface of the separating sheet is in a matte state, and the condition that the operation of a doctor is influenced by visual disturbance due to light reflection in use is prevented.
Furthermore, the surface of the separation sheet is subjected to chromium plating treatment so as to further enhance the high pressure resistance and corrosion resistance of the separation sheet, and improve the service life and safety.
Further, the thickness of the end part of the separation sheet is controlled to be 0.8-1.2 mm, preferably, the thickness of the end part of the separation sheet is not more than 1mm, and the width of the end part of the separation sheet is 7-8mm, so that the separated tissue gap is more suitable for implantation of the biological patch to prevent movement.
Further, under the condition that the bending end of the separation sheet is bent upwards, the angle between the bending end and the horizontal plane is controlled to be 15-18 degrees, so that the shape of the gap is arc-shaped, and the biological patch is more suitable for being consistent with the shape of the urethra after being implanted.
Further, the total length of the knife handle and the separating sheet is controlled to be 16-18cm, wherein the length of the separating sheet is controlled to be 6-8 cm, and the too long or too short length of the knife handle and the separating sheet is not beneficial to operation.
Furthermore, one end of the knife handle is provided with a mounting groove, and the separating sheet is detachably fixed on the mounting groove so as to be convenient for replacing the separating sheet.
Further, the outer surface of the knife handle is provided with anti-slip lines so as to better hold the scalpel.
Compared with the prior art, the utility model has the following beneficial effects: according to the separator, the separating sheet and the blade fixing piece (the surgical blade can be additionally arranged when the separator is used) are arranged at the two ends of the cutter handle, so that the functions of cutting the skin mucosa and separating soft tissues can be achieved in the implantation process of the biological patch, the arc-shaped separating sheet can separate the arc-shaped gaps at the two sides in the incision when the separator is used, the blunt separation of the soft tissues is achieved, the implantation of the biological patch is facilitated, the implantation efficiency of the biological patch is improved, and the biological patch is prevented from moving, so that the implantation effect is guaranteed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.
Figure 1 is a front view of a paraurethral space separator in an embodiment of the utility model.
Figure 2 is a top view of a paraurethral space separator in an embodiment of the utility model.
Figure 3 is a left side view of a paraurethral space separator in an embodiment of the utility model.
The labels in the figures represent: 1-knife handle, 2-separating sheet, 3-blade fixing piece and 4-anti-skid pattern.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the utility model as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate that the directions of movement are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the utility model and simplify the description, rather than indicate or imply that the referenced device or element needs to have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. The description will be further described with reference to the drawings and specific examples.
Referring to fig. 1-3, there is illustrated a paraurethral space separator comprising: handle of a knife 1, separation piece 2 and blade mounting 3. Wherein:
the separation piece 2 is a stainless steel piece, the blade fixing piece 3 is a component for detachably fixing the scalpel blade, the structure of the separation piece can directly adopt the existing scalpel fixing piece, the handle is fixed on the blade fixing piece 3 when the separation piece is used, and the scalpel blade is detached after the separation piece is used.
The separation sheet 2 is fixed at the left end of the knife handle 1, and the blade fixing piece 3 is fixed at the right end of the knife handle 1. One end, far away from the handle 1, of the separation sheet 2 is in a bent arc state, and under the condition that the bent end of the separation sheet 2 is bent upwards, the angle between the bent end and the horizontal plane is controlled to be 15-18 degrees, such as 15 degrees, 16 degrees and 18 degrees, so that the flaring shape is more suitable for the urethra shape and is more suitable for implantation of a biological patch.
The curved end of the separation sheet 2 is blunt to prevent additional trauma during soft tissue separation. The surface of the separating sheet 2 is subjected to matte treatment, so that the surface of the separating sheet 2 is in a matte state, and the influence on the operation of a doctor due to visual obstruction caused by light reflection in use is prevented.
The thickness of the end part of the separation sheet 2 is controlled to be 0.8-1.2 mm, such as 0.8mm, 1.0mm, 1.2mm and the like, and the width is controlled to be 7-8 mm. In a preferred embodiment, the surgical separator 2 has an end thickness of no more than 1mm, such as 0.8mm, 0.9mm, etc., so that when the separator 2 is used to dilate (blunt dissection) a skin incision, the resulting incision is sized to better accommodate implantation of a biological patch.
Further, the total length of the knife handle and the separating sheet 2 is controlled to be 16-18cm, wherein the length of the separating sheet 2 is controlled to be 6-8 cm, and the too long or too short length of the knife handle and the separating sheet is not beneficial to operation.
In another preferred embodiment, the surface of the separation sheet 2 is subjected to rust prevention treatment (such as chromium plating) to form a rust-proof layer on the surface of the separation sheet 2, so as to further enhance the corrosion resistance of the separation sheet 2, and improve the service life and safety.
Referring to fig. 2, in another preferred embodiment, the handle 1 has anti-slip threads 4 on its outer surface to better grip the scalpel.
In another preferred embodiment, one end of the tool holder 1 has a mounting groove, and the separating sheet 2 is detachably fixed on the mounting groove. The separating sheet 2 is non-disposable, so that the separating sheet 2 can be detachably fixed at the end part of the knife handle 1 to facilitate use, and then can be detached to clean and disinfect the scalpel.
In the implantation of the biological patch, the skin and mucosa are cut at the position, where the biological patch needs to be implanted, beside the urethra by using a scalpel fixed on the blade fixing part 3 to form an incision, then the separation sheet 2 is inserted into the incision, the bent end of the separation sheet 2 is enabled to be tightly attached to the side wall surface of the incision, then the side wall surface is extruded towards one side, the separation of the other side wall surface of the incision is carried out by using the same method after the completion, and arc-shaped incisions are expanded at two sides inside the incision, so that the blunt separation of the incision is realized, the implantation of the biological patch is facilitated, and the implantation efficiency of the biological patch is improved.
Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. A paraurethral space separator comprising:
a knife handle;
the blade fixing piece is fixed at one end of the cutter handle; and
the separating sheet is fixed at the other end of the knife handle, one end, far away from the knife handle, of the separating sheet is in a bent arc state, and the end part of the bent end of the separating sheet is a blunt end.
2. The paraurethral space separator as in claim 1, wherein the separator sheet is a stainless steel sheet.
3. The paraurethral space separator as claimed in claim 1, wherein the surface of the separation sheet is in a matte state.
4. The paraurethral space separator as claimed in claim 1, wherein the surface of the separator sheet has a chromium plating layer.
5. The paraurethral space separator as claimed in claim 1, wherein the thickness of the end of the separation sheet is controlled to be 0.8-1.2 mm.
6. The paraurethral space separator as claimed in claim 5, wherein the end of the separation sheet is no more than 1mm thick and 7-8mm wide.
7. The paraurethral space separator as claimed in claim 1, wherein the angle between the bent end of the separation blade and the horizontal plane is controlled to be 15-18 ° in case that the bent end is bent upward.
8. The paraurethral space separator as claimed in claim 1, wherein the total length of the handle and the separating sheet is controlled to be between 16-18 cm.
9. The paraurethral space separator as claimed in any one of claims 1 to 8, wherein one end of the handle has a mounting groove, and the separation sheet is detachably fixed to the mounting groove.
10. The paraurethral space separator as claimed in any one of claims 1 to 8, wherein the outer surface of the handle has anti-slip threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122427071.8U CN216318200U (en) | 2021-10-09 | 2021-10-09 | Paraurethral space separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122427071.8U CN216318200U (en) | 2021-10-09 | 2021-10-09 | Paraurethral space separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216318200U true CN216318200U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122427071.8U Active CN216318200U (en) | 2021-10-09 | 2021-10-09 | Paraurethral space separator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116473606A (en) * | 2022-10-17 | 2023-07-25 | 北京博辉瑞进生物科技有限公司 | Anastomat assembly and anastomat |
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2021
- 2021-10-09 CN CN202122427071.8U patent/CN216318200U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116473606A (en) * | 2022-10-17 | 2023-07-25 | 北京博辉瑞进生物科技有限公司 | Anastomat assembly and anastomat |
| CN116473606B (en) * | 2022-10-17 | 2024-01-23 | 北京博辉瑞进生物科技有限公司 | Anastomat assembly and anastomat |
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