CN215874981U - Supporting device for reconstructing skull base in nasal cavity operation - Google Patents
Supporting device for reconstructing skull base in nasal cavity operation Download PDFInfo
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- CN215874981U CN215874981U CN202120534331.9U CN202120534331U CN215874981U CN 215874981 U CN215874981 U CN 215874981U CN 202120534331 U CN202120534331 U CN 202120534331U CN 215874981 U CN215874981 U CN 215874981U
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Abstract
The utility model discloses a supporting device for reconstructing skull base through nasal cavity operation, which comprises a supporting tube, a balloon and a vent pipe, wherein the balloon is sleeved on the supporting tube and is internally provided with an air cavity; the inner end of the vent pipe is communicated with the air cavity, and the outer end of the vent pipe is positioned outside the supporting pipe. According to the utility model, the inflatable balloon is used for supporting the sphenoid sinus, has a certain deformation amount, can adapt to the specific form of the sphenoid sinus, can be well attached to the inner wall of the sphenoid sinus, and has more effective supporting area, so that the supporting effect is better; meanwhile, when the nasal cavity operation support is used, only the balloon needs to be inserted and then inflated, so that the nasal cavity operation support is very convenient to use, the technical problems that the support for reconstruction of the skull base through the nasal cavity operation in the prior art is insufficient in support area and inconvenient to operate are solved, and the beneficial effects of good support effect and convenience in use are realized.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a supporting device for reconstructing a skull base through an intranasal cavity operation.
Background
In the beginning of the 20 th century, craniofacial surgery has been developed, but because the anatomical structure is complex and the matched surgical equipment is imperfect, the surgical complications are high, the recurrence rate of postoperative lesions is high, the death rate is high, and therefore, the area is considered as an forbidden area of the surgical operation for a long time and is slowly developed. After the 70 s of the 20 th century, the microscopic skull base surgery has been rapidly and widely developed, then the neuroendoscopy gradually starts to be applied to the clinic, and the development of the skull base surgery is concentrated in the field of the neuroendoscopy nasal skull base surgery in the last 10 years.
The biggest treatment characteristic of endoscopic transnasal skull base operation is that the diseased tissue is fully exposed and cut off to the maximum extent by utilizing the natural gaps of natural cavities such as nasal cavity, paranasal sinuses, nasopharynx and the like under the condition of not pulling the brain tissue. Due to the advantages of short path, wide visual field, clear imaging, small wound, quick postoperative recovery, low cost and the like, the method becomes an important branch of future development of skull base surgery.
One of the major complications of nasal endoscopic surgery is cerebrospinal fluid leakage and thus intracranial infection. Therefore, the reconstruction of the skull base after the surgical excision of the lesion is a key link for ensuring the success of the surgery. Currently, multi-layered reconstruction techniques are commonly used, in which a support is required to fill the sphenoid sinus. The commonly used supporting material at present is a spherical water sac or an iodoform sliver, but has the defects of insufficient supporting area, inconvenient operation and the like.
Therefore, the prior art has at least the following technical problems: in the prior art, the support for reconstructing the skull base through the nasal cavity operation has insufficient support area and is inconvenient to operate.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a supporting device for reconstructing the skull base through nasal cavity operation, and solves the technical problems that the supporting area of a support for reconstructing the skull base through the nasal cavity operation in the prior art is not enough and the operation is inconvenient.
In order to solve the above problem, an embodiment of the present application provides a support device for reconstructing skull base through nasal cavity surgery, where the support device includes:
supporting a tube;
the balloon is sleeved on the supporting tube and is internally provided with an air cavity;
the inner end port of the vent pipe is communicated with the air cavity, and the outer end of the vent pipe is positioned outside the supporting pipe;
a one-way valve for preventing gas from leaking from within the balloon, the one-way valve being disposed on an outer end of the vent tube;
the check valve comprises a valve core connected with the outer end of the vent pipe and a valve core extruded in the valve body, and the valve core is a high elastic body; the inner end of the valve core seals the outer end port of the vent pipe, the outer end of the valve core is provided with an insertion cavity for inserting the head of the needle cylinder, the valve core is provided with a vent hole, one end of the vent hole is communicated with the vent pipe, and the other end of the vent hole is communicated with the insertion cavity. Furthermore, the supporting tube is a hollow round tube.
Furthermore, the supporting tube comprises a front end used for extending into the nasal cavity, the front end of the supporting tube penetrates through the balloon, and the end head of the front end of the supporting tube is a smooth arc-shaped surface protruding outwards.
Furthermore, the supporting tube also comprises a rear end for holding by hands, and the diameter of the rear end is larger than that of the front end.
Further, the balloon is cylindrical in shape.
Furthermore, the inner end of the breather pipe is positioned in the supporting pipe, and the inner end of the breather pipe is arranged along the inner wall of the supporting pipe.
Furthermore, the outer end of the vent pipe is obliquely arranged outside the supporting pipe.
Further, the shape of the insertion cavity is conical, and the conical round bottom surface is open and exposed on the outer end surface of the valve body.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
(1) according to the embodiment of the application, the nasal cavity is supported by arranging the balloon, after the front end of the supporting tube is inserted into the nasal cavity, air is injected into the ventilating tube from the outer end of the ventilating tube by using the injector, and the air enters the air cavity of the balloon from the ventilating tube and props the balloon open, so that the nasal cavity is supported; the balloon has a certain deformation amount, can adapt to the specific shape of the sphenoid sinus, can be well attached to the inner wall of the sphenoid sinus, and has a large effective supporting area, so that a good supporting effect is achieved; meanwhile, when the nasal cavity operation support is used, only the balloon needs to be inserted and then inflated, so that the nasal cavity operation support is very convenient to use, the technical problems that the support for reconstruction of the skull base through the nasal cavity operation in the prior art is insufficient in support area and inconvenient to operate are solved, and the beneficial effects of good support effect and convenience in use are realized.
(2) The utility model provides an embodiment the front end of stay tube is outside convex smooth arc surface, and smooth arc surface can avoid damage the nasal mucosa when the stay tube gets into the nasal cavity, plays the effect of protection nasal cavity.
(3) The utility model provides a stay tube still include the rear end that supplies the hand to grip, the rear end can supply to hand to be convenient for operate, with convenient with the sacculus is sent into the nasal cavity.
(4) The utility model provides an embodiment the shape of sacculus is cylindrical, the sphenoid sinus of adaptation nasal cavity that can be better to increase the effective area that supports, improve the supporting effect.
(5) The outer end of the vent pipe is obliquely arranged on one side outside the supporting pipe so as to be matched with the needle cylinder, and therefore the balloon is inflated.
(6) The support device of the embodiment of the application further comprises a one-way valve, and the one-way valve is used for preventing gas from leaking from the balloon and only allowing the gas to be injected into the balloon from the vent pipe, so that the support effect of the balloon is maintained.
(7) The outer end of the valve core of the embodiment of the application is provided with an insertion cavity for inserting the head of the needle cylinder, so that the needle cylinder is convenient to align.
(8) The utility model provides an one-way valve include with case and extrusion that the outer end of breather pipe is connected are in case in the valve body, the case is high elastomer, can resume original form fast, and the cylinder inserts in the breather hole, can to sacculus gas transmission, the cylinder is followed after extracting in the case, the air vent compression is drawn in to it is sealed, in order isolated the breather pipe prevents sacculus gas leakage, thereby makes stable supporting effect has been maintained to the sacculus.
Drawings
FIG. 1 is a schematic structural diagram of a support device for skull base reconstruction by nasal cavity surgery according to an embodiment of the present application;
FIG. 2 is a cross-sectional view of a support device for cranial base reconstruction through nasal cavity surgery in an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a valve core of a supporting device for reconstruction of skull base through nasal cavity surgery in one embodiment of the present application;
fig. 4 is a schematic end view of a valve core of a support device for reconstructing skull base through nasal cavity surgery in an embodiment of the application.
Detailed Description
The embodiment of the application provides a supporting device for reconstructing the skull base through nasal cavity operation, and solves the technical problems that the supporting area of a support for reconstructing the skull base through the nasal cavity operation in the prior art is not enough and the operation is inconvenient.
In order to solve the technical problem of the crosstalk, the technical scheme in the embodiment of the present application has the following general idea:
according to the embodiment of the application, the nasal cavity is supported by arranging the balloon, after the front end of the supporting tube is inserted into the nasal cavity, air is injected into the ventilating tube from the outer end of the ventilating tube by using the injector, and the air enters the air cavity of the balloon from the ventilating tube and props the balloon open, so that the nasal cavity is supported; the balloon has a certain deformation amount, can adapt to the specific shape of the sphenoid sinus, can be well attached to the inner wall of the sphenoid sinus, and has a large effective supporting area, so that a good supporting effect is achieved; meanwhile, when the nasal cavity operation support is used, only the balloon needs to be inserted and then inflated, so that the nasal cavity operation support is very convenient to use, the technical problems that the support for reconstruction of the skull base through the nasal cavity operation in the prior art is insufficient in support area and inconvenient to operate are solved, and the beneficial effects of good support effect and convenience in use are realized.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Fig. 1 and 2 are a schematic structural view and a sectional view of a support device for skull base reconstruction through nasal cavity surgery according to an embodiment of the present application, and the support device includes a support tube 1, a balloon 2 and a ventilation tube 3, as shown in fig. 1 and 2.
The fixed cover of sacculus 2 is established on stay tube 1, just there is the air cavity in the sacculus 2, works as after the air cavity is aerifyd, 2 expansions of sacculus can play the supporting role, when the air cavity of sacculus 2 is not aerifyd, the volume is less, is convenient for fill in the nasal cavity. As shown in fig. 2, the inner end 6 of the vent tube 3 is communicated with the air cavity of the balloon 2, and the outer end of the vent tube 3 is positioned outside the support tube 1.
Specifically, in the embodiment of the application, the balloon 2 is arranged to support the nasal cavity, after the front end of the support tube 1 is inserted into the nasal cavity, the injector is used to inject air into the vent tube 3 through the outer end of the vent tube 3, the air enters the air cavity of the balloon 2 from the vent tube 3, and the balloon 2 is expanded, so that the balloon 2 plays a role in supporting the nasal cavity; the balloon 2 has a certain deformation amount, can adapt to the specific shape of the sphenoid sinus, can be well attached to the inner wall of the sphenoid sinus, and has a large effective supporting area, so that a good supporting effect is achieved; meanwhile, when in use, the balloon 2 is inserted and then inflated, so that the use is very convenient; therefore, the technical problems that the supporting area of a supporter for reconstruction of the skull base through the nasal cavity operation is insufficient and the operation is inconvenient in the prior art are solved, and the beneficial effects of good supporting effect and convenience in use are realized.
In an embodiment of the application, stay tube 1 be hollow pipe, just stay tube 1 is including being used for extending the front end in the nasal cavity, the front end of stay tube 1 runs through sacculus 2, just the front end tip 4 of stay tube 1 is outside convex smooth arcwall face, for example, smooth arcwall face can be the sphere, smooth arcwall face can avoid damage the nasal mucosa when stay tube 1 gets into the nasal cavity, plays the effect of protection nasal cavity.
In an embodiment of the present application, as shown in fig. 1 and 2, the support tube 1 further includes a rear end 7 for being held by a hand, and the diameter of the rear end 7 is larger than that of the front end. Specifically, the rear end 7 can be held by hand, so that the operation is convenient, and the balloon 2 can be conveniently sent into the nasal cavity.
In an embodiment of the application, as shown in fig. 1 and 2, the balloon 2 is cylindrical, and can be better adapted to the sphenoid sinus of the nasal cavity, so that the effective area of the support is increased, and the support effect is improved.
In an embodiment of the present application, the inner end 6 of the vent tube 3 is located inside the support tube 1, and the inner end 6 of the vent tube 3 is disposed against the inner wall of the support tube 1 so as to deliver air into the balloon 2; the outer end of the vent pipe 3 is obliquely arranged on one side outside the support pipe 1 so as to be matched with a needle cylinder to inflate the balloon 2.
In an embodiment of the present application, the support device further comprises a one-way valve 5, the one-way valve 5 is used for preventing gas from leaking from the balloon 2 and only allowing gas to flow from the vent tube 3 to the balloon 2, so as to maintain the support effect of the balloon 2, and the one-way valve 5 is disposed on the outer end of the vent tube 3.
Fig. 3 is a schematic structural view of a valve core of a supporting device for reconstructing skull base through nasal cavity surgery in an embodiment of the present application, fig. 4 is a schematic structural view of an end face of the valve core of the supporting device for reconstructing skull base through nasal cavity surgery in an embodiment of the present application, as shown in fig. 3 and 4, the check valve 5 includes a valve body connected to an outer end of the vent pipe 3 and a valve core 51 extruded in the valve body, and the valve core 51 is a high elastic body and can rapidly recover its original shape; the inner end of the valve core 51 seals the outer end port of the vent pipe 3; an insertion cavity 52 for inserting the head of the needle cylinder is arranged at the outer end of the valve core 51, a vent hole 53 is arranged on the valve core 51, one end of the vent hole 53 is communicated with the vent pipe 3, and the other end of the vent hole is communicated with the insertion cavity 52. When the needle cylinder is inserted into the insertion cavity 52, the head end of the needle cylinder stretches the vent hole 53 on the valve core 51 and conveys air into the vent pipe 3 through the vent hole 53, after the needle cylinder is drawn out of the valve core 51, the valve core 51 of the high-elasticity body is restored to a pressed state, the vent hole 53 is compressed and folded, and therefore sealing is achieved, the vent pipe 3 is isolated, air leakage of the balloon 2 is prevented, and a stable supporting effect is maintained.
In an embodiment of the present application, the insertion cavity 52 has a conical shape, and the conical shape has a circular bottom opening and is exposed on the outer end surface of the valve body 51 to adapt to the shape of the head end of the syringe.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
(1) in the embodiment of the application, the nasal cavity is supported by arranging the balloon 2, after the front end of the support tube 1 is inserted into the nasal cavity, air is injected into the vent tube 3 from the outer end of the vent tube 3 by using a syringe, and enters the air cavity of the balloon 2 from the vent tube 3, so that the balloon 2 is propped open, and the nasal cavity is supported; the balloon 2 has a certain deformation amount, can adapt to the specific shape of the sphenoid sinus, can be well attached to the inner wall of the sphenoid sinus, and has a large effective supporting area, so that a good supporting effect is achieved; meanwhile, when in use, the balloon 2 is inserted and then inflated, so that the use is very convenient, the technical problems that the supporting area of a supporter for reconstruction of the skull base through nasal cavity operation in the prior art is not enough and the operation is inconvenient are solved, and the beneficial effects of good supporting effect and convenient use are realized.
(2) The embodiment of the application the front end of the supporting tube 1 is a smooth arc surface protruding outwards, and the smooth arc surface can avoid damaging nasal mucosa when the supporting tube 1 enters the nasal cavity, so that the nasal cavity is protected.
(3) The supporting tube 1 of the embodiment of the application further comprises a rear end 7 for holding by hands, and the rear end 7 can be held by hands, so that the operation is convenient, and the balloon 2 can be conveniently and rapidly sent into the nasal cavity.
(4) This application embodiment 2's shape is cylindrical, the sphenoid sinus of adaptation nasal cavity that can be better to increase the effective area who supports, improve the supporting effect.
(5) The outer end of the vent pipe 3 is obliquely arranged on one side outside the supporting pipe 1 so as to be matched with a needle cylinder, and therefore the balloon 2 is inflated.
(6) The support device of the embodiment of the present application further includes a one-way valve 5, where the one-way valve 5 is used to prevent gas from leaking from the balloon 2, and only allow gas to be injected from the vent tube 3 to the balloon 2, so as to maintain the support effect of the balloon 2.
(7) The outer end of the valve core 51 of the embodiment of the present application is provided with an insertion cavity 52 into which the head of the syringe is inserted, thereby facilitating the alignment of the syringe.
(8) The embodiment of the application the check valve 5 include with case and extrusion that the outer end of breather pipe 3 is connected are in case 51 in the valve body, case 51 is high elastomer, can resume original form fast, the cylinder inserts in the air vent 53, can to 2 defeated gas of sacculus, the cylinder is followed after extracting in the case 51, air vent 53 compression is drawn in to it is sealed, in order to completely cut off breather pipe 3 prevents 2 gas leakage of sacculus, thereby makes 2 sacculus have maintained stable supporting effect.
It will be understood that, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element may be termed a second element, and, similarly, a second element may be termed a first element, without departing from the scope of example embodiments.
The terms of orientation, outer, intermediate, inner, etc., as referred to or as may be referred to in the specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed according to the position and the use state of the structure. Therefore, these and other directional terms should not be construed as limiting terms.
While the foregoing is directed to the preferred embodiment of the present application, and not to the limiting thereof in any way and any way, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. Those skilled in the art can make various changes, modifications and equivalent arrangements to those skilled in the art without departing from the spirit and scope of the present application; moreover, any equivalent alterations, modifications and variations of the above-described embodiments according to the spirit and techniques of this application are intended to be within the scope of the claims of this application.
Claims (8)
1. A supporting device for reconstructing skull base through nasal cavity operation is characterized in that the supporting device comprises:
supporting a tube;
the balloon is sleeved on the supporting tube and is internally provided with an air cavity;
the inner end port of the vent pipe is communicated with the air cavity, and the outer end of the vent pipe is positioned outside the supporting pipe;
a one-way valve for preventing gas from leaking from within the balloon, the one-way valve being disposed on an outer end of the vent tube;
the check valve comprises a valve body connected with the outer end of the vent pipe and a valve core extruded in the valve body, and the valve core is a high elastic body; the inner end of the valve core seals the outer end port of the vent pipe, the outer end of the valve core is provided with an insertion cavity for inserting the head of the needle cylinder, the valve core is provided with a vent hole, one end of the vent hole is communicated with the vent pipe, and the other end of the vent hole is communicated with the insertion cavity.
2. The support device for cranial base reconstruction by nasal surgery of claim 1 wherein said support tube is a hollow circular tube.
3. The support device for reconstructing a cranial base through nasal surgery of claim 2, wherein said support tube comprises a front end for extending into the nasal cavity, said front end of said support tube extends through said balloon, and the front end of said support tube is an outwardly convex smooth curved surface.
4. The support device for craniotomy reconstruction through nasal surgery as defined in claim 3 wherein the support tube further comprises a rear end for hand grasping, the rear end having a larger diameter than the front end.
5. The support device for cranial base reconstruction by nasal surgery of claim 1, wherein said balloon is cylindrical in shape.
6. The support device for cranial base reconstruction by nasal surgery of claim 4, wherein the inner end of said vent tube is located within said support tube and said inner end of said vent tube is disposed against the inner wall of said support tube.
7. The support device for cranial base reconstruction by nasal surgery of claim 6 wherein the outer end of said vent tube is obliquely disposed outside said support tube.
8. The support device for reconstruction of cranial base through nasal cavity surgery of claim 6, wherein said insertion cavity is conical in shape and said conical circular bottom surface is open and exposed on the outer end surface of said valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120534331.9U CN215874981U (en) | 2021-03-15 | 2021-03-15 | Supporting device for reconstructing skull base in nasal cavity operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120534331.9U CN215874981U (en) | 2021-03-15 | 2021-03-15 | Supporting device for reconstructing skull base in nasal cavity operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215874981U true CN215874981U (en) | 2022-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120534331.9U Active CN215874981U (en) | 2021-03-15 | 2021-03-15 | Supporting device for reconstructing skull base in nasal cavity operation |
Country Status (1)
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|---|---|
| CN (1) | CN215874981U (en) |
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2021
- 2021-03-15 CN CN202120534331.9U patent/CN215874981U/en active Active
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