CN222955401U - Transparent cap with multiple cavities for use - Google Patents
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- CN222955401U CN222955401U CN202421215042.2U CN202421215042U CN222955401U CN 222955401 U CN222955401 U CN 222955401U CN 202421215042 U CN202421215042 U CN 202421215042U CN 222955401 U CN222955401 U CN 222955401U
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Abstract
本实用新型涉及一种多腔道用途的透明帽，属于医疗器械技术领域，包括透明帽主体和多个腔道，透明帽主体套设于内镜的头端，透明帽主体为圆环形，多个腔道包括第一腔道、第二腔道、第三腔道、第四腔道和第五腔道，第一腔道为扁平腔体，第一腔道尾端连接负压吸引器；第二腔道、第三腔道、第四腔道和第五腔道为相同尺寸的腔道，尺寸小于第一腔道，第二腔道、第三腔道、第四腔道和第五腔道尾端均连接一封堵帽；透明帽主体前端设置有内高外低的斜面，第一腔道、第二腔道、第三腔道、第四腔道和第五腔道的前端开口均位于斜面上。本实用新型可在使用过程中实现与多器械的同步配合操作，能够实现持续抽吸。
The utility model relates to a transparent cap for multiple cavities, belonging to the technical field of medical devices, including a transparent cap body and multiple cavities, the transparent cap body is sleeved on the head end of an endoscope, the transparent cap body is in a circular shape, the multiple cavities include a first cavity, a second cavity, a third cavity, a fourth cavity and a fifth cavity, the first cavity is a flat cavity, the tail end of the first cavity is connected to a negative pressure aspirator; the second cavity, the third cavity, the fourth cavity and the fifth cavity are cavities of the same size, the size is smaller than the first cavity, the tail ends of the second cavity, the third cavity, the fourth cavity and the fifth cavity are all connected to a blocking cap; the front end of the transparent cap body is provided with an inclined surface with a high inner side and a low outer side, and the front end openings of the first cavity, the second cavity, the third cavity, the fourth cavity and the fifth cavity are all located on the inclined surface. The utility model can realize synchronous cooperation operation with multiple instruments during use, and can realize continuous suction.
Description
Technical Field
The utility model relates to a transparent cap with multiple cavities for use, and belongs to the technical field of medical appliances.
Background
The transparent cap is arranged at the head end of the endoscope and is matched with the endoscope for use, when the endoscope is used for treating or checking the internal body of a patient, the transparent cap is used for protecting the lens and simultaneously helping to spread the internal cavity of the body of the patient, providing a front image, improving the visibility and facilitating the implementation of treatment, and is widely applied to checking and treating various diseases under the endoscope.
For example, the transparent cap is used for the hemostasis process, and can be used for conveniently observing the bleeding part which is difficult to observe or is positioned at a tangential position or a narrow part of a lumen, for example, the foreign matters are difficult to expose at the inlet of the esophagus, the transparent cap is arranged, the foreign matters can be clearly exposed, and the taken sharp foreign matters can be dragged into the transparent cap, so that the damage to the esophagus and gastric mucosa is reduced.
In addition, the transparent cap can support the divided mucous membrane layer gap with enough space for cutting, coagulation, blunt separation and other operations in the endoscopic mucous membrane peeling operation.
In the prior art, the transparent cap is generally connected by a single appliance, synchronous matching operation of multiple appliances cannot be realized, the suction port at the front end of the transparent cap is a plane, along with the suction of liquid at the suction part, the part contracts until mucous membrane tissues are attached to the suction port to form a closed space, the transparent cap needs to be taken up for repositioning when the next suction is performed, so that continuous suction cannot be realized, and in addition, the conventional transparent cap has no isolation coat, cannot be used for physically isolating an endoscope, and cross infection is possibly caused.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a transparent cap with multiple cavities for use, which can realize synchronous matching operation with multiple instruments in the use process and can realize continuous suction.
The utility model adopts the following technical scheme:
The transparent cap comprises a transparent cap main body and a plurality of channels, wherein the transparent cap main body is sleeved at the head end of an endoscope, the transparent cap main body is in a circular shape, the channels comprise a first channel, a second channel, a third channel, a fourth channel and a fifth channel, the first channel is a flat cavity, the cavity is larger, the tail part can be directly connected with a negative pressure aspirator, after connection is completed, the suction of residues or liquid of the cavities can be realized through pedal control, the tail end of the first channel is connected with the negative pressure aspirator, the channels with the same size are preferably 2.8mm in inner diameter (consistent with the inner diameter of a biopsy channel of a medical endoscope), the size is smaller than that of the first channel, and the tail ends of the second channel, the third channel, the fourth channel and the fifth channel are all connected with a plugging cap which can be removed when multiple instruments are required to be matched simultaneously;
The front end of the transparent cap main body is provided with an inclined plane with the inner height and the outer height, and front end openings of the first cavity channel, the second cavity channel, the third cavity channel, the fourth cavity channel and the fifth cavity channel are all positioned on the inclined plane, so that the cavity channel openings are conical surface openings and are not positioned on a plane, and a certain suction capacity is ensured after the transparent cap is contacted with a lumen tissue. When the suction operation is carried out, the suction cavity is positioned at the front end of the transparent cap main body, and the part is contracted due to the extraction of liquid until the mucous membrane tissue is attached to the front end face of the transparent cap main body, but the conical surface opening is not completely blocked, and the suction operation can still be carried out. And because the opening of the suction cavity is positioned at the head end of the transparent cap main body, the opening can be completely immersed into liquid for flushing, and the suction efficiency is improved by avoiding sucking air. Particularly has good suction effect on the fold space of the ascending colon.
The opening can be rounded to avoid damage to tissue when entering and exiting the patient.
The utility model is provided with a plurality of channels, and can simultaneously perform functions of suction, flushing, accessory auxiliary treatment and the like.
Preferably, the front end of the transparent cap body is made of hard silica gel for supporting the lumen of a patient and providing clear vision for operators, and the rear end of the transparent cap body is made of soft silica gel for being assembled with an endoscope. The hard silica gel material and the soft silica gel material are silica gel, but the hardness parameters are different, and the hard silica gel material and the soft silica gel material can be integrally injection molded during processing without subsequent assembly. The hardness parameter of the hard silica gel material is large, the fold mucous membrane layer can be unfolded to play a good supporting role, and deformation can not occur in the attraction process. The soft silica gel material hardness parameter of rear end is less, has certain elasticity, and inside diameter aperture is slightly less than the external diameter of scope, when assembling with the scope, can directly pack into transparent cap main part rear end with the head end portion of scope, until on the limiting plate of top transparent cap main part front end, transparent cap main part rear end aperture is little, thereby can prevent to drop through propping up the parcel scope.
The plugging cap is of a cylindrical structure, one end of the plugging cap is integrally closed, female threads of the luer connector are arranged at one end of the plugging cap, male threads of the luer connector are arranged at the tail ends of the second cavity channel, the third cavity channel, the fourth cavity channel and the fifth cavity channel, and the two components are assembled through screwing of the threads.
Preferably, the first channel, the second channel, the third channel, the fourth channel and the fifth channel are made of PTFE or PE, are made of harder materials and provide support for the lumen, and the channels and the transparent cap main body are made of two materials but are integrated structures formed by multiple injection molding in the processing process.
Preferably, the cavity tail end is provided with an adapter, when the suction speed is low or residual liquid is more, the adapter can be connected with any two of the first cavity, the second cavity, the third cavity, the fourth cavity and the fifth cavity, and then the adapter is connected with a negative pressure suction device and the like.
Preferably, the adapter is connected with the cavity through a luer joint.
When the endoscope is used, firstly, the endoscope and the transparent cap are installed, the wall of the cavity channel and the endoscope are stuck together by using the medical adhesive tape, and the tail part of the first cavity channel is directly inserted on the negative pressure aspirator. During the treatment, the negative pressure aspirator is opened, and the aspiration of residues or liquid to the lumen can be realized through foot control. If other instruments are used, the blocking cap of the corresponding channel can be opened, and the corresponding instrument can be entered into the channel, so that related operations can be performed.
Preferably, the outside of the transparent cap main body is provided with an isolation coat, the isolation coat is of a cylindrical structure with two open ends, is made of silica gel, is similar to a condom, and is different in that the isolation coat is provided with two open ends, the isolation coat can be independently and independently arranged, one end of the isolation coat is fixed at the front end of the transparent cap main body (detachable) through a fixing ring, or is directly welded at the front end of the transparent cap main body (non-detachable), and the other end of the isolation coat is fixed on an endoscope body through the fixing ring.
The length of the isolation coat is smaller than the length of the cavity, and the cavity extends out of the isolation coat to be connected with other devices.
Preferably, an annular groove is formed in the front end of the transparent cap main body, so that the isolation coat can be conveniently fixed. In the transparent cap and isolation coat integrated structure, the tail part is provided with a fixing ring, after the isolation coat is unfolded to a corresponding position, the fixing ring is clamped on the endoscope body, in the transparent cap and isolation coat split structure, the front end and the rear end of the isolation coat are both provided with fixing rings, one end fixing ring is placed in an annular groove of the transparent cap main body, and after the isolation coat is unfolded to a corresponding position, the tail part fixing ring is clamped on the endoscope body.
The fixing ring used is only required to be of an existing structure, and is not described in detail herein.
Preferably, an annular clamping groove is formed in the inner surface of the transparent cap main body, and a glass lens is arranged in the annular clamping groove. The transparent cap belongs to integral injection molding in the processing process, forms a closed structure, divides the inner cavity of the transparent cap body into two parts, and can be used by directly inserting the endoscope at the tail part until the glass lens.
The transparent cap main body, the glass lens and the isolation coat form a physical totally-enclosed space, so that the body fluid of a patient can be prevented from contacting the surface of the endoscope or the inner surface of the biopsy channel, and cross infection among different patients is avoided.
Preferably, the tail part of the second cavity is connected with a syringe or a water injection device through a luer connector and is used for flushing the glass lens. The isolation coat has the function of replacing the cavity channel of the endoscope by the cavity channel of the transparent cap, thereby realizing partial functions of the endoscope and completely isolating the contact of body fluid of a patient and the endoscope body.
When the glass lens cleaning device is used, firstly, the endoscope and the transparent cap are installed, the isolation coat is unfolded, the wall of the cavity channel and the endoscope body are adhered together, the tail part of the first cavity channel is directly inserted on the negative pressure aspirator, and the tail part of the second cavity channel is connected with the injector or the water injection device through the luer connector and is used for flushing the glass lens. In the use process, the negative pressure aspirator is opened, and the aspiration of residues or liquid to the lumen can be realized through foot control. If other instruments are used, the blocking cap of the corresponding channel can be opened, and the corresponding instrument can be entered into the channel, so that related operations can be performed.
Not exhaustive, the present utility model can be carried out using existing techniques.
The beneficial effects of the utility model are as follows:
In the utility model, while providing clear vision, one or more cavities can be used for negative pressure suction, and other cavities can be used for entering and exiting related treatment accessories, so that synchronous matching operation with multiple instruments can be realized in the use process.
The front end of the transparent cap main body is provided with the inclined surface, and when the front end of the transparent cap main body is contacted with the mucous membrane layer, the opening of the inclined surface is not closed, and the suction function can still be performed, so that continuous suction is realized.
The utility model is provided with the isolation coat and the glass lens, can effectively perform physical isolation, can ensure that body fluid of a patient cannot contact with the surface of an endoscope or the inner surface of a biopsy channel, and avoids cross infection.
Drawings
FIG. 1 is a schematic view of a transparent cap for multi-channel use according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a multi-channel tail structure according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of the structure of the plugging cap in the utility model;
FIG. 4 is a schematic view of an adapter according to the present utility model;
FIG. 5 is a schematic illustration of a multi-lumen use transparent cap with a glass lens and an isolation garment according to an embodiment of the present utility model;
FIG. 6 is a schematic view of an annular groove according to an embodiment of the present utility model;
FIG. 7 is a schematic view of an annular slot according to an embodiment of the present utility model;
FIG. 8 is a schematic view of the overall structure of a garment with isolation according to an embodiment of the present utility model;
The transparent cap comprises a 1-transparent cap body, a 2-first cavity, a 3-second cavity, a 4-third cavity, a 5-fourth cavity, a 6-fifth cavity, a 7-plugging cap, an 8-adapter, a 9-isolation coat, a 10-glass lens, an 11-annular groove and a 12-annular clamping groove.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present utility model more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments, but not limited thereto, and the present utility model is not fully described and is according to the conventional technology in the art.
Example 1
1-4, A transparent cap for multi-cavity use comprises a transparent cap main body 1 and a plurality of cavities, wherein the transparent cap main body 1 is sleeved at the head end of an endoscope, the transparent cap main body 1 is in a circular shape, the plurality of cavities comprise a first cavity 2, a second cavity 3, a third cavity 4, a fourth cavity 5 and a fifth cavity 6, the first cavity 2 is a flat cavity, the tail part of the cavity is directly connected with a negative pressure aspirator, after connection is finished, the suction of residues or liquid of the cavities can be realized through foot control, the tail end of the first cavity 2 is connected with the negative pressure aspirator, the second cavity 3, the third cavity 4, the fourth cavity 5 and the fifth cavity 6 are cavities with the same size, the inner diameter is preferably 2.8mm (the inner diameter of the biopsy channel of the medical endoscope is consistent with that of the first cavity), the sizes of the second cavity 3, the third cavity 4, the fourth cavity 5 and the fifth cavity 6 are all connected with a cap 7, and when the equipment is needed to be plugged when the equipment is needed, the equipment is needed to be plugged;
The front end of the transparent cap main body 1 is provided with an inclined plane with the inner height and the outer height, and the front end openings of the first cavity channel 2, the second cavity channel 3, the third cavity channel 4, the fourth cavity channel 5 and the fifth cavity channel 6 are all positioned on the inclined plane, so that the cavity channel openings are conical surface openings and are not positioned on the same plane, and a certain suction capacity is ensured after the transparent cap is contacted with a lumen tissue. When the suction operation is carried out, the suction cavity is positioned at the front end of the transparent cap main body, and the part is contracted due to the extraction of liquid until the mucous membrane tissue is attached to the front end face of the transparent cap main body, but the conical surface opening is not completely blocked, and the suction operation can still be carried out. And because the opening of the suction cavity is positioned at the head end of the transparent cap main body, the opening can be completely immersed into liquid for flushing, and the suction efficiency is improved by avoiding sucking air. Particularly has good suction effect on the fold space of the ascending colon.
The opening can be rounded to avoid damage to tissue when entering and exiting the patient.
The utility model is provided with a plurality of channels, and can simultaneously perform functions of suction, flushing, accessory auxiliary treatment and the like.
Example 2
A transparent cap for multi-cavity use is shown in an embodiment 1, and is structurally characterized in that the front end of a transparent cap main body 1 is made of hard silica gel material and used for supporting a lumen of a patient to provide clear vision for operators, and the rear end of the transparent cap main body 1 is made of soft silica gel material and used for being assembled with an endoscope. The hard silica gel material and the soft silica gel material are silica gel, but the hardness parameters are different, and the hard silica gel material and the soft silica gel material can be integrally injection molded during processing without subsequent assembly. The hardness parameter of the hard silica gel material is large, the fold mucous membrane layer can be unfolded to play a good supporting role, and deformation can not occur in the attraction process. The soft silica gel material hardness parameter of rear end is less, has certain elasticity, and inside diameter aperture is slightly less than the external diameter of scope, when assembling with the scope, can directly pack into transparent cap main part rear end with the head end portion of scope, until on the limiting plate of top transparent cap main part front end, transparent cap main part rear end aperture is little, thereby can prevent to drop through propping up the parcel scope.
Example 3
The transparent cap for multi-cavity use is shown in the embodiment 2, and is different in that the plugging cap 7 is of a cylindrical structure, one end of the plugging cap is integrally closed, one end of the plugging cap is provided with female threads of a luer connector, the tail ends of the second cavity 3, the third cavity 4, the fourth cavity 5 and the fifth cavity 6 are respectively provided with male threads of the luer connector, and the two parts are assembled by screwing the threads.
The first channel, the second channel, the third channel, the fourth channel and the fifth channel are made of PTFE and are harder, so that a support is provided for the lumen, and the channels and the transparent cap main body are made of two materials, but are integrated structures formed by multiple injection molding in the processing process.
The cavity tail end is provided with the adapter 8, when suction speed is lower or residual liquid is more, can be with the adapter 8 with the arbitrary two cavity ways in first cavity way 2, second cavity way 3, third cavity way 4, fourth cavity way 5 and fifth cavity way 6 are connected, then the adapter is connected with negative pressure aspirator etc..
The adapter is connected with the cavity through a luer connector.
When the endoscope is used, firstly, the endoscope and the transparent cap are installed, the wall of the cavity channel and the endoscope are stuck together by using the medical adhesive tape, and the tail part of the first cavity channel is directly inserted on the negative pressure aspirator. During the treatment, the negative pressure aspirator is opened, and the aspiration of residues or liquid to the lumen can be realized through foot control. If other instruments are used, the blocking cap of the corresponding channel can be opened, and the corresponding instrument can be entered into the channel, so that related operations can be performed.
Example 4
The transparent cap for multi-cavity use is shown in the embodiment 2, except that as shown in fig. 8, an isolation coat 9 is arranged outside the transparent cap main body 1, the isolation coat 9 is a cylindrical structure with two open ends, is made of silica gel, is similar to a condom, and is different from a condom in that the isolation coat is provided with two open ends, the isolation coat can be independently and independently arranged, one end of the isolation coat 9 is fixed at the front end (detachable) of the transparent cap main body through a fixing ring, or is directly welded at the front end (non-detachable) of the transparent cap main body, and the other end of the isolation coat is fixed on an endoscope body through the fixing ring.
The length of the isolation coat is smaller than the length of the cavity, and the cavity extends out of the isolation coat to be connected with other devices.
As shown in fig. 6, the front end of the transparent cap body 1 is provided with an annular groove 11 for fixing the isolation coat 9. In the integrated structure of the transparent cap and the isolation coat, the tail part is provided with a fixing ring, the fixing ring is clamped on the endoscope body after the isolation coat is unfolded to the corresponding position, and in the split structure of the transparent cap and the isolation coat, the front end and the rear end of the isolation coat are provided with the fixing rings, one end of the fixing ring is placed in the annular groove 11 of the transparent cap main body, and the tail part fixing ring is clamped on the endoscope body after the isolation coat is unfolded to the corresponding position.
The fixing ring used is only required to be of an existing structure, and is not described in detail herein.
Referring to fig. 7, an annular clamping groove 12 is formed in the inner surface of the transparent cap body 1, and a glass lens 10 is arranged in the annular clamping groove 12. The transparent cap belongs to integral injection molding in the processing process, forms a closed structure, divides the inner cavity of the transparent cap body into two parts, and can be used by directly inserting the endoscope at the tail part until the glass lens.
The transparent cap main body, the glass lens and the isolation coat form a physical totally-enclosed space, so that the body fluid of a patient can be prevented from contacting the surface of the endoscope or the inner surface of the biopsy channel, and cross infection among different patients is avoided.
The tail part of the second cavity 3 is connected with a syringe or a water injection device through a luer connector and is used for flushing the glass lens. The isolation coat has the function of replacing the cavity channel of the endoscope by the cavity channel of the transparent cap, thereby realizing partial functions of the endoscope and completely isolating the contact of body fluid of a patient and the endoscope body.
When the glass lens cleaning device is used, firstly, the endoscope and the transparent cap are installed, the isolation coat is unfolded, the wall of the cavity channel and the endoscope body are adhered together, the tail part of the first cavity channel is directly inserted on the negative pressure aspirator, and the tail part of the second cavity channel is connected with the injector or the water injection device through the luer connector and is used for flushing the glass lens. In the use process, the negative pressure aspirator is opened, and the aspiration of residues or liquid to the lumen can be realized through foot control. If other instruments are used, the blocking cap of the corresponding channel can be opened, and the corresponding instrument can be entered into the channel, so that related operations can be performed.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (10)
1. The transparent cap is characterized by comprising a transparent cap main body and a plurality of channels, wherein the transparent cap main body is sleeved at the head end of an endoscope, the transparent cap main body is in a circular shape, the channels comprise a first channel, a second channel, a third channel, a fourth channel and a fifth channel, the first channel is a flat cavity, the tail end of the first channel is connected with a negative pressure aspirator, the second channel, the third channel, the fourth channel and the fifth channel are channels with the same size, the size of the second channel is smaller than that of the first channel, and the tail ends of the second channel, the third channel, the fourth channel and the fifth channel are all connected with a plugging cap;
The front end of the transparent cap main body is provided with an inclined plane with the inner height and the outer height, and front end openings of the first cavity channel, the second cavity channel, the third cavity channel, the fourth cavity channel and the fifth cavity channel are all positioned on the inclined plane.
2. The multi-lumen use transparent cap of claim 1 wherein the front end of the transparent cap body is of a hard silicone material for supporting the lumen of the patient and the rear end of the transparent cap body is of a soft silicone material for assembly with the endoscope.
3. The transparent cap for multi-cavity use according to claim 1, wherein the plugging cap is of a cylindrical structure, one end of the plugging cap is integrally closed, one end of the plugging cap is provided with female threads of a luer connector, and the tail ends of the second cavity, the third cavity, the fourth cavity and the fifth cavity are provided with male threads of the luer connector.
4. A multi-channel use transparent cap according to claim 3, wherein the first channel, the second channel, the third channel, the fourth channel and the fifth channel are made of PTFE or PE.
5. The transparent cap for multi-channel use according to claim 4, wherein an adaptor is provided at the end of the channel, the adaptor being connectable to any two of the first channel, the second channel, the third channel, the fourth channel and the fifth channel.
6. The multi-lumen use transparent cap of claim 5 wherein the adapter is connected to the lumen by a luer fitting.
7. The transparent cap for multi-cavity use according to claim 1, wherein an isolation coat is arranged outside the transparent cap main body, the isolation coat is a cylindrical structure with two open ends, the isolation coat is made of silica gel, one end of the isolation coat is fixed at the front end of the transparent cap main body through a fixing ring, and the other end of the isolation coat is fixed on an endoscope body through the fixing ring.
8. The multi-lumen use transparent cap according to claim 7, wherein the front end of the transparent cap body is provided with an annular groove for facilitating the fixation of the isolation garment.
9. The multi-channel use transparent cap of claim 7, wherein the inner surface of the transparent cap body is provided with an annular groove, and a glass lens is disposed in the annular groove.
10. The multi-lumen use transparent cap of claim 9 wherein the tail of the second lumen is connected to a syringe or a water injection device by a luer fitting for flushing a glass lens.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202421215042.2U CN222955401U (en) | 2024-05-30 | 2024-05-30 | Transparent cap with multiple cavities for use |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421215042.2U CN222955401U (en) | 2024-05-30 | 2024-05-30 | Transparent cap with multiple cavities for use |
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| CN222955401U true CN222955401U (en) | 2025-06-10 |
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| CN202421215042.2U Active CN222955401U (en) | 2024-05-30 | 2024-05-30 | Transparent cap with multiple cavities for use |
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| CN (1) | CN222955401U (en) |
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- 2024-05-30 CN CN202421215042.2U patent/CN222955401U/en active Active
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