CN213724355U - Anal tube capable of being packaged - Google Patents
Anal tube capable of being packaged Download PDFInfo
- Publication number
- CN213724355U CN213724355U CN202022717115.6U CN202022717115U CN213724355U CN 213724355 U CN213724355 U CN 213724355U CN 202022717115 U CN202022717115 U CN 202022717115U CN 213724355 U CN213724355 U CN 213724355U
- Authority
- CN
- China
- Prior art keywords
- pipe
- overflow
- anus
- anal canal
- preventing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000002255 anal canal Anatomy 0.000 claims abstract description 38
- 210000000436 anus Anatomy 0.000 claims description 66
- 239000003814 drug Substances 0.000 claims description 35
- 230000001050 lubricating effect Effects 0.000 claims description 15
- 238000010079 rubber tapping Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 62
- 241000700605 Viruses Species 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract description 12
- 210000001072 colon Anatomy 0.000 description 17
- 210000000664 rectum Anatomy 0.000 description 16
- 239000007789 gas Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 7
- 241000792859 Enema Species 0.000 description 6
- 239000007920 enema Substances 0.000 description 6
- 229940095399 enema Drugs 0.000 description 6
- 238000003825 pressing Methods 0.000 description 5
- 206010015866 Extravasation Diseases 0.000 description 3
- 230000005574 cross-species transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 210000001035 gastrointestinal tract Anatomy 0.000 description 2
- 230000000968 intestinal effect Effects 0.000 description 2
- 210000000936 intestine Anatomy 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000005662 Paraffin oil Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000013872 defecation Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 208000021760 high fever Diseases 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 230000008855 peristalsis Effects 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Images
Landscapes
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model belongs to the technical field of medical equipment, in particular to a packaged anal canal, which comprises an anti-overflow pipe, wherein the inner side of the anti-overflow pipe is provided with an air outlet, the outer side of the anti-overflow pipe is provided with an anti-overflow air bag, the end of the anti-overflow pipe is provided with a connecting pipe, the end of the connecting pipe is provided with a manual air bag, the inner side of the anti-overflow pipe is provided with an anal canal, through the installation of the anti-overflow pipe, the anti-overflow pipe not only can be used for preventing the liquid in the anal canal from overflowing, but also can be used for protecting the anal canal, even if the anal canal is cracked or overflowed, the liquid in the anal canal can only flow into the anti-anal canal, and can not flow out of the body of a patient, thereby avoiding the liquid from dropping on the body or the ground of medical care personnel, simultaneously avoiding the liquid from polluting the surrounding environment and reducing the propagation risk of viruses, thereby improving the safety of the use of the encapsulated anal canal.
Description
Technical Field
The utility model belongs to the technical field of medical instrument equipment, concretely relates to can encapsulate anal canal.
Background
Enema method is a treatment method of inserting a catheter into colon from anus through rectum to fill liquid so as to achieve defecation and exhaust, which can stimulate intestinal peristalsis, soften and remove feces, and has the functions of cooling, hastening parturition, diluting internal poison of intestine and reducing absorption, and low-temperature solution has the function of cooling a patient with high fever, and in addition, can achieve the treatment purposes of supplying medicine, nutrition, moisture and the like, the medical enema tube used in the medical institutions is too simple in structure and single in function, in the prior art, in the operation process, the outer wall of the enema tube is coated with oil paraffin oil for lubrication, so the enema tube is difficult to fix in enema, after the liquid medicine is filled into the intestine, the intestinal pressure is increased, and a large amount of liquid is required to reach the intestinal tract of the patient through the anal tube to prepare for the operation of cleaning the intestinal tract of the patient, and the process needs to repeatedly wash a large amount of liquid until the flushing liquid is transparent, after the operation, liquid can be remained to the interior unavoidable of anal tube, and the liquid medicine of pouring into often can spill over through the gap between enema tube and the anus, lead to excrement and urine ground pollution, intraductal liquid is very high to the tube drawing operation requirement, how to prevent the intraductal liquid of anus from flowing out vital importance during the tube drawing, liquid very easily drips medical personnel's on the body or on the ground, the propagation risk of virus has been improved, it is more troublesome to clear up, there is very ground pollution to the environment, because the personnel gathering of hospital, guarantee that a fresh environment can improve patient's satisfaction.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a can encapsulate anal canal, through the installation setting of anti-overflow pipe, not only can be used for preventing the outflow of the inside liquid of anal canal, but also can be used for the protection of anal canal, even if the anal canal breaks or overflows, the inside liquid of anal canal only flows into the anti-anal canal, but can not flow out of the body of patient, thereby avoid the liquid to drip on the body or the ground of medical personnel, simultaneously avoid the liquid to cause the pollution to the surrounding environment, and reduce the propagation risk of virus, thereby improving the safety of the use of the can encapsulate anal canal, through inserting the colon from the anus of patient through the rectum, inflate the inside of the anti-overflow pipe by pressing the manual air bag, these gases enter the anti-overflow air bag through the gas outlet, the anti-overflow air bag expands and swells under the effect of gas, and then realize the tight fit with the anus of patient, therefore, the anus tube can be prevented from overflowing liquid due to the gap between the anus tube and the anus of a patient, the liquid in the anus tube can be prevented from flowing out when the tube is pulled out, the liquid is further prevented from dripping on the body or the ground of medical workers, the liquid is also prevented from polluting the surrounding environment, the propagation risk of viruses is reduced, and the use safety of the anus tube can be improved.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can encapsulate anal canal, includes anti-overflow pipe, anti-overflow pipe's inboard is provided with the gas outlet, anti-overflow pipe's the outside is provided with anti-overflow gasbag, anti-overflow pipe's end is provided with the connecting pipe, the outside of connecting pipe is provided with the pneumatic valve, the end of connecting pipe is provided with manual gasbag, anti-overflow pipe's inboard is provided with the anal canal, the outer lane of anal canal is provided with the external tapping, the inboard of anal canal is provided with into medicine mouth, the inboard of anal canal is provided with out the medicine mouth, anti-overflow pipe's front end is provided with the lubricant film.
Preferably, the overflow preventing pipe is a hose with a cylindrical structure, the rear part of the overflow preventing pipe is bent at a certain radian, and the overflow preventing pipe is hermetically arranged between the connecting pipe and the lubricating layer; through the installation setting of preventing the excessive pipe, not only can be used for preventing the excessive outflow of anus pipe the inside liquid, and can be used for the protection to the anus pipe, even the anus pipe takes place to break or excessive, the liquid of its anus pipe the inside also only can flow in and prevent the anus pipe, and can not flow out patient's external, and then avoid these liquid to drip medical personnel's on one's body or on the ground, also avoid these liquid to cause the pollution to the environment on every side simultaneously, and reduce the propagation risk of virus, thereby improve the security that can encapsulate the anus pipe and use.
Preferably, the anti-overflow air bag is an air bag with an oval structure, is hermetically arranged at the position of the outer ring of the anti-overflow pipe, and is communicated with the inside of the anti-overflow pipe through an air outlet; after the anus pipe inserted the colon through the rectum from patient's anus, aerify to the inside of preventing the excessive pipe through pressing manual gasbag, these gases get into the excessive gasbag of preventing via the gas outlet, the excessive gasbag of preventing swells under gaseous effect, and then realize closely laminating with patient's anus, so not only can prevent to encapsulate the anus pipe and spill over liquid because of the gap between with patient's anus, and can prevent to pull out the outflow of the intraductal liquid of anus often, and then avoid these liquid to drip medical personnel's on the body or on the ground, also avoid these liquid to cause the pollution to the environment on every side simultaneously, and reduce the propagation risk of virus, thereby improve the security that can encapsulate the anus pipe and use.
Preferably, the connecting pipe is a hose with a cylindrical structure and is hermetically arranged between the overflow-preventing pipe and the manual air bag; through the installation setting of connecting pipe, realize preventing outer discharge and manual gasbag's sealing connection, and then realize manual gasbag to preventing the aerifing of outer discharge.
Preferably, the manual air bag is an air bag with an oval structure; after the sealable anal tube is inserted into the colon from the anus of a patient through the rectum, the air valve is opened first, then the anti-overflow tube is inflated by pressing the manual air bag, and after the inflation process is finished, the air valve is closed.
Preferably, the anal tube is a flexible tube with a cylindrical structure and is arranged at the position of the inner ring of the lubricating layer, the circumference of the anal tube is two fifths of that of the anti-overflow tube, a section of the anal tube extends out of the anti-overflow tube and is exposed, and an external port is arranged on the outer side of the exposed anal tube; the anal tube is used for filling a liquid pipeline into the colon of a patient, and the medicine filling barrel can be conveniently connected with the anal tube through the installation setting of the external interface, so that medicine filling is realized for the anal tube.
Preferably, the medicine inlet and the medicine outlet are both circular openings; the liquid medicine flows into the anal canal through the medicine inlet, and then the liquid medicine in the anal canal flows out to the colon of the patient through the medicine outlet.
Preferably, the lubricating layer is arranged in an arc-shaped structure and is arranged at the outer ring position of the front part of the anal tube; the lubricating layer that the convex structure set up owing to have certain radian, consequently inject patient's anus more easily, insert the in-process of colon through the rectum from the anus in addition, be difficult for producing the amazing to patient's anus, rectum to the security that the improvement can encapsulate the use of anus pipe.
Compared with the prior art, the beneficial effects of the utility model are that: through the installation and arrangement of the anti-overflow pipe, the anti-overflow pipe not only can be used for preventing the liquid inside the anal pipe from overflowing, but also can be used for protecting the anal pipe, even if the anal pipe is cracked or overflows, the liquid inside the anal pipe only can flow into the anti-anal pipe and cannot flow out of the body of a patient, so that the liquid is prevented from dropping on the body or the ground of medical personnel, meanwhile, the liquid is prevented from polluting the surrounding environment, the propagation risk of viruses is reduced, the use safety of the encapsulated anal pipe is improved, when the anal pipe is inserted into the colon from the anus of the patient through the rectum, the manual air bag is pressed to inflate the inside of the anti-overflow pipe, the gas enters the anti-overflow air bag through the gas outlet, the anti-overflow air bag expands and swells under the action of the gas, and then the tight fit with the anus of the patient is realized, thus, the liquid overflowing caused by the gap between the encapsulated anal pipe and the anus of the patient can be prevented, and can prevent to pull out the interior outflow of liquid of anal canal often, and then avoid these liquid to drip medical personnel on one's body or ground, also avoid these liquid to cause the pollution to the environment on every side simultaneously, and reduce the propagation risk of virus, thereby improve the security that can encapsulate the use of anal canal, the lubricant film that the circular arc structure set up, owing to have certain radian, consequently inject patient's anus more easily, and in-process inserting the colon through the rectum from the anus, be difficult for the anus to the patient, the rectum produces the stimulation, thereby improve the security that can encapsulate the use of anal canal.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic side view of the cross-sectional structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic top view of the cross-sectional structure of the present invention;
fig. 4 is a schematic top view of the present invention;
in the figure: 1. an overflow prevention pipe; 2. an air outlet; 3. an anti-overflow air bag; 4. a connecting pipe; 5. an air valve; 6. a manual air bag; 7. an anal canal; 8. an external interface; 9. a medicine inlet; 10. a medicine outlet; 11. and a lubricating layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a can encapsulate anal canal, is including preventing outer overflow pipe 1, the inboard of preventing outer overflow pipe 1 is provided with gas outlet 2, the outside of preventing outer overflow pipe 1 is provided with prevents outer gasbag 3, the end of preventing outer overflow pipe 1 is provided with connecting pipe 4, the outside of connecting pipe 4 is provided with pneumatic valve 5, the end of connecting pipe 4 is provided with manual gasbag 6, the inboard of preventing outer overflow pipe 1 is provided with anal canal 7, the outer lane of anal canal 7 is provided with external tapping 8, the inboard of anal canal 7 is provided with into medicine mouth 9, the inboard of anal canal 7 is provided with out medicine mouth 10, the front end of preventing outer overflow pipe 1 is provided with lubricating layer 11.
Specifically, the overflow preventing pipe 1 is a flexible pipe with a cylindrical structure, the rear part of the overflow preventing pipe is bent at a certain radian, and the overflow preventing pipe is hermetically arranged between the connecting pipe 4 and the lubricating layer 11; through the installation setting of preventing excessive pipe 1, not only can be used for preventing the excessive outflow of anus pipe 7 the inside liquid, and can be used for the protection to anus pipe 7, even anus pipe 7 takes place to break or excessive, the liquid of its anus pipe 7 the inside also only can flow in and prevent anus pipe 7, and can not flow out patient's external, and then avoid these liquid to drip medical personnel's on one's body or on the ground, also avoid these liquid to cause the pollution to the environment on every side simultaneously, and reduce the propagation risk of virus, thereby improve the security that can encapsulate the anus pipe and use.
Specifically, the anti-overflow air bag 3 is an air bag with an oval structure, is hermetically arranged at the position of the outer ring of the anti-overflow pipe 1, and is communicated with the inside of the anti-overflow pipe 1 through the air outlet 2; after the anus pipe 7 inserts the colon from patient's anus through the rectum, inflate to the inside of preventing excessive pipe 1 through pressing manual gasbag 6, these gases get into through gas outlet 2 and prevent excessive gasbag 3, prevent that excessive gasbag 3 expands under gaseous effect and swell, and then realize closely laminating with patient's anus, so not only can prevent to encapsulate the anus pipe and spill over liquid because of the gap between with patient's anus, and can prevent to pull out the outflow of the interior liquid of anus pipe 7 often, and then avoid these liquid to drip to medical personnel's on the body or on the ground, also avoid these liquid to cause the pollution to the environment on every side simultaneously, and reduce the propagation risk of virus, thereby improve the security that can encapsulate the anus pipe use.
Specifically, the connecting pipe 4 is a hose with a cylindrical structure and is hermetically arranged between the overflow preventing pipe 1 and the manual air bag 6; through the installation setting of connecting pipe 4, realize preventing outer discharge 1 and manual gasbag 6's sealing connection, and then realize manual gasbag 6 to preventing the aerifing of outer discharge 1.
Specifically, the manual air bag 6 is an air bag with an oval structure; after the sealable anal tube is inserted into the colon from the anus of a patient through the rectum, the air valve 5 is firstly opened, then the anti-overflow tube 1 is inflated by pressing the manual air bag 6, and after the inflation process is finished, the air valve 5 is closed.
Specifically, the anal tube 7 is a flexible tube with a cylindrical structure and is arranged at the position of the inner ring of the lubricating layer 11, the circumference of the anal tube 7 is two fifths of the circumference of the anti-extravasation tube 1, a section of the anal tube 7 extends out of the anti-extravasation tube 1 and is exposed out of the anti-extravasation tube 1, and the outer side of the exposed anal tube 7 is provided with an external interface 8; the anal tube 7 is used for filling a liquid pipeline into the colon of a patient, and the medicine filling barrel can be conveniently connected with the anal tube 7 through the installation of the external interface 8, so that medicine filling is carried out on the anal tube 7.
Specifically, the medicine inlet 9 and the medicine outlet 10 are both circular openings; the liquid medicine flows into the anal tube 7 through the medicine inlet 9, and then the liquid medicine in the anal tube 7 flows out to the colon of the patient through the medicine outlet 10.
Specifically, the lubricating layer 11 is arranged in an arc-shaped structure and is arranged at the outer ring position of the front part of the anal tube 7; the lubricating layer 11 that the arc structure set up, owing to have certain radian, consequently inject patient's anus more easily, insert the in-process of colon through the rectum from the anus in addition, be difficult for producing the amazing to patient's anus, rectum to the security that the improvement can encapsulate the use of anus pipe.
The working principle and the using process of the invention are as follows: when in use, the sealable anal tube is inserted into the colon from the anus of a patient through the rectum, the lubricating layer 11 arranged in the arc-shaped structure has a certain radian, so the sealable anal tube is easier to insert into the anus of the patient, and is not easy to stimulate the anus and the rectum of the patient in the process of inserting the sealable anal tube into the colon from the anus through the rectum, thereby improving the use safety of the sealable anal tube, then the air valve 5 is opened, then the manual air bag 6 is pressed to inflate the inside of the anti-overflow pipe 1, the gas enters the anti-overflow air bag 3 through the air outlet 2, the anti-overflow air bag 3 expands and swells under the action of the gas, thereby realizing the tight fit with the anus of the patient, thus not only preventing the sealable anal tube from overflowing liquid due to a gap between the sealable anal tube and the anus of the patient, but also preventing the liquid in the anal tube 7 from flowing out when the tube is pulled out, further preventing the liquid from dropping on the body or on the ground of medical personnel, meanwhile, the liquid is prevented from polluting the surrounding environment, the propagation risk of viruses is reduced, the use safety of the anal tube capable of being packaged is improved, after the inflation process is finished, the air valve 5 is closed, the sealing connection between the anti-overflow tube 1 and the manual air bag 6 is realized through the installation and the arrangement of the connecting pipe 4, the manual air bag 6 is used for inflating the anti-overflow tube 1, then the medicine filling barrel and the anal tube 7 can be conveniently connected through the installation and the arrangement of the external port 8, the medicine filling to the anal tube 7 is further realized, the medicine liquid flows into the anal tube 7 through the medicine inlet 9, the medicine liquid in the anal tube 7 flows out to the colon of a patient through the medicine outlet 10, through the installation and the arrangement of the anti-overflow tube 1, the anti-overflow device not only can be used for preventing the liquid in the anal tube 7 from overflowing, but also can be used for protecting the anal tube 7, even if the anal tube 7 is cracked or overflowed, the liquid in the anal tube 7 only flows into the anal tube 7 and does not flow out of the body of the patient, so that the liquid is prevented from dripping on the body or the ground of medical personnel, the liquid is prevented from polluting the surrounding environment, the virus propagation risk is reduced, and the use safety of the encapsulated anal tube is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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.
Claims (8)
1. A packageable anal canal, comprising: including preventing outer excessive pipe (1), the inboard of preventing outer excessive pipe (1) is provided with gas outlet (2), the outside of preventing outer excessive pipe (1) is provided with prevents excessive gasbag (3), the end of preventing outer excessive pipe (1) is provided with connecting pipe (4), the outside of connecting pipe (4) is provided with pneumatic valve (5), the end of connecting pipe (4) is provided with manual gasbag (6), the inboard of preventing outer excessive pipe (1) is provided with anus pipe (7), the outer lane of anus pipe (7) is provided with external tapping (8), the inboard of anus pipe (7) is provided with into medicine mouth (9), the inboard of anus pipe (7) is provided with out medicine mouth (10), the front end of preventing outer excessive pipe (1) is provided with lubricating layer (11).
2. A packageable anal canal as claimed in claim 1, wherein: the overflow preventing pipe (1) is a hose with a cylindrical structure, the rear part of the overflow preventing pipe is bent at a certain radian, and the overflow preventing pipe is hermetically arranged between the connecting pipe (4) and the lubricating layer (11).
3. A packageable anal canal as claimed in claim 1, wherein: the anti-overflow air bag (3) is an air bag with an oval structure, is hermetically arranged at the outer ring of the anti-overflow pipe (1), and is communicated with the inside of the anti-overflow pipe (1) through the air outlet (2).
4. A packageable anal canal as claimed in claim 1, wherein: the connecting pipe (4) is a hose with a cylindrical structure and is hermetically arranged between the overflow-preventing pipe (1) and the manual air bag (6).
5. A packageable anal canal as claimed in claim 1, wherein: the manual air bag (6) is an air bag with an oval structure.
6. A packageable anal canal as claimed in claim 1, wherein: the anus pipe (7) is a hose with a cylindrical structure and is arranged at the position of the inner ring of the lubricating layer (11), the perimeter of the anus pipe (7) is two fifths of the perimeter of the anti-overflow pipe (1), a section of anus pipe (7) extends out of the anti-overflow pipe (1) to be exposed, and the outer side of the exposed anus pipe (7) is provided with an external port (8).
7. A packageable anal canal as claimed in claim 1, wherein: the medicine inlet (9) and the medicine outlet (10) are both openings arranged in a circular structure.
8. A packageable anal canal as claimed in claim 1, wherein: the lubricating layer (11) is of an arc-shaped structure and is arranged at the outer ring position of the front part of the anal tube (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022717115.6U CN213724355U (en) | 2020-11-23 | 2020-11-23 | Anal tube capable of being packaged |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022717115.6U CN213724355U (en) | 2020-11-23 | 2020-11-23 | Anal tube capable of being packaged |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213724355U true CN213724355U (en) | 2021-07-20 |
Family
ID=76827578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022717115.6U Expired - Fee Related CN213724355U (en) | 2020-11-23 | 2020-11-23 | Anal tube capable of being packaged |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213724355U (en) |
-
2020
- 2020-11-23 CN CN202022717115.6U patent/CN213724355U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210720 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |