CN215461116U - Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia - Google Patents
Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia Download PDFInfo
- Publication number
- CN215461116U CN215461116U CN202120784777.7U CN202120784777U CN215461116U CN 215461116 U CN215461116 U CN 215461116U CN 202120784777 U CN202120784777 U CN 202120784777U CN 215461116 U CN215461116 U CN 215461116U
- Authority
- CN
- China
- Prior art keywords
- bag
- inner bag
- air
- pressure stabilizing
- tube
- 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
- 230000000087 stabilizing effect Effects 0.000 title claims abstract description 28
- 206010002091 Anaesthesia Diseases 0.000 title abstract description 7
- 230000037005 anaesthesia Effects 0.000 title abstract description 7
- 239000012528 membrane Substances 0.000 claims abstract description 24
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000003444 anaesthetic effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 2
- 210000003437 trachea Anatomy 0.000 abstract description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007428 craniotomy Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000002906 medical waste Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 210000005092 tracheal tissue Anatomy 0.000 description 1
Images
Landscapes
- External Artificial Organs (AREA)
Abstract
The utility model discloses an anti-slip tracheal catheter with a pressure stabilizing function for anesthesia, which comprises a catheter body, an air bag and an inflation tube, wherein the catheter body is provided with a catheter body; the air bag comprises an inner bag and an outer bag which are all in a football shape; the outer wall of the inner sac along the circumferential direction of the catheter body is abutted against the inner wall of the outer sac along the circumferential direction of the catheter body; a pressure stabilizing cavity is arranged inside the outer bag and outside the inner bag; the inner bag is provided with a vent hole and a one-way valve membrane which are used for communicating the inside of the inner bag with the pressure stabilizing cavity; the one-way valve membrane is provided with an elastic pull rope. The utility model has the beneficial effects that: the air bag is arranged into an outer bag and an inner bag, so that a pressure stabilizing cavity communicated with the inner bag in a one-way mode is formed in the outer bag; when the air bag is extruded, the vent hole is sealed by the one-way valve membrane, the air pressure in the outer air bag is kept stable and balanced all the time, the outer wall of the air bag can be always attached to the trachea of a patient, and the tracheal catheter can be effectively prevented from sliding.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to an anti-sliding tracheal catheter with a pressure stabilizing function for anesthesia.
Background
The tracheal catheter for anesthesia is a common device for general anesthesia operation (such as a neurosurgery craniotomy), the conventional tracheal catheter usually comprises a catheter body and an air bag arranged at one end of the catheter body, the air bag is usually connected with an inflating device, one end of the catheter body, which is provided with the air bag, extends into the trachea of a patient, and the air bag inflates to fix the catheter body after contacting with the trachea tissue of the patient so as to avoid the slippage of the catheter body. However, in the operation process, the change of the body position of the patient can cause the air bag to be pressed and then decompressed, the air bag can cause the catheter body to slide out of the trachea of the patient after the pressure of the air bag is too low, and the air pressure in the air bag is too high to cause the necrosis of the trachea tissue contacted with the air bag; therefore, there is a need for an endotracheal tube in which the pressure of the cuff is adjustable and can be maintained constant.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defect of unstable pressure of an air bag of the conventional tracheal catheter and provides an anti-slipping tracheal catheter for anesthesia, which has the advantages of simple structure, stable, adjustable and controllable pressure of the air bag and a pressure stabilizing function.
In order to achieve the purpose, the anti-slipping tracheal catheter with the pressure stabilizing function for anesthesia comprises a catheter body, an air bag wrapped at one end of the catheter body, and an inflation tube communicated with the air bag; the air bag comprises an inner bag and an outer bag which are all in a football shape; the inner bag is arranged inside the outer bag, and the outer wall of the inner bag along the circumferential direction of the catheter body is abutted against the inner wall of the outer bag along the circumferential direction of the catheter body; a pressure stabilizing cavity is arranged inside the outer bag and outside the inner bag; the inner bag is provided with a vent hole for communicating the inside of the inner bag with the pressure stabilizing cavity, and the outer wall of the inner bag is provided with a one-way valve membrane for closing the vent hole; the one-way valve membrane is provided with an elastic pull rope connected with the inside of the inner bag; one end of the inflation tube is communicated with the inside of the inner bag, and the other end of the inflation tube is sequentially communicated with an electronic barometer, an adjusting valve and an inflation pump.
Furthermore, one end of the inflation tube, which is back to the air bag, is connected with an air tube extension tube through a tube joint; the electronic barometer, the regulating valve and the inflator pump are sequentially communicated with the air pipe extension pipe. The electronic barometer, the adjusting valve and the inflator pump are arranged on the air pipe extension pipe, and then the air pipe extension pipe is connected with the inflator pump through the pipe joint, so that the electronic barometer, the adjusting valve and the inflator pump on the air pipe extension pipe can be used for multiple times, and the catheter body and the inflator pump are used as disposable products, so that the use cost is reduced.
Furthermore, a plurality of vent holes are formed in the inner bag along the circumferential direction of the catheter body; the outer part of the inner bag of each vent hole is provided with one check valve membrane; one end of each one-way valve membrane back to the outer bag is provided with one elastic pull rope. The plurality of vent holes can be uniformly arranged on the inner bag, so that the outer bag can be inflated uniformly and rapidly.
Furthermore, the part of the circumferential end of the one-way valve membrane is connected with the outer wall of the inner bag. The pressure stabilizing cavity is prevented from losing efficacy due to the fact that the one-way valve membrane falls off.
The utility model has the beneficial effects that: the air bag is arranged into an outer bag and an inner bag, so that a pressure stabilizing cavity communicated with the inner bag in a one-way mode is formed in the outer bag; when in inflation, the inner bag and the outer bag are inflated and expanded, and after the air bag reaches a designated position, the regulating valve closes the communication between the inflator pump and the air bag; when the air bag is extruded, the vent hole is sealed by the one-way valve membrane, the air pressure in the outer air bag is kept stable and balanced all the time, the outer wall of the air bag can be always attached to the trachea of a patient, and the tracheal catheter can be effectively prevented from sliding. The electronic barometer can feed back the air pressure condition in the air bag in real time, so that the air pressure of the air bag can be actively adjusted in time.
Drawings
Fig. 1 is a front view structural schematic diagram of an anti-slipping anesthetic endotracheal tube with a pressure stabilizing function according to the present invention.
Fig. 2 is a partial sectional enlarged structural view of the airbag of fig. 1.
Fig. 3 is an enlarged perspective view of the diaphragm and the vent hole of the check valve of fig. 2.
In the figure, a catheter body 1, an inflation tube 2, a tube joint 3, a trachea extension tube 4, an electronic air pressure gauge 5, a regulating valve 6, an inflation pump 7, an inner bag 8, an outer bag 9, a pressure stabilizing cavity 10, a vent hole 11, an elastic pull rope 12 and a one-way valve membrane 13.
Detailed Description
The utility model is described in further detail below with reference to the figures and specific embodiments.
As shown in fig. 1, 2 and 3, the anti-slip anesthetic endotracheal tube with a pressure stabilizing function comprises a tube body 1, an air bag wrapped at one end of the tube body 1, and an inflation tube 2 communicated with the air bag; the air bag comprises an inner bag 8 and an outer bag 9 which are all in a football shape; the inner bag 8 is arranged inside the outer bag 9, and the outer wall of the inner bag 8 along the circumferential direction of the catheter body 1 is abutted against the inner wall of the outer bag 9 along the circumferential direction of the catheter body 1; a pressure stabilizing cavity 10 is arranged inside the outer bag 9 and outside the inner bag 8; the inner bag 8 is provided with a vent hole 11 for communicating the inside of the inner bag 8 with the pressure stabilizing cavity 10, and the outer wall of the inner bag 8 is provided with a one-way valve membrane 13 for sealing the vent hole 11; the one-way valve membrane 13 is provided with an elastic pull rope 12 connected with the inside of the inner bag 8; one end of the inflation tube 2 is communicated with the inside of the inner bag 8, and the other end of the inflation tube 2 is sequentially communicated with an electronic barometer 5, an adjusting valve 6 and an inflator 7.
In order to reduce the disposable use cost, one end of the inflation tube 2 back to the air bag is connected with an air tube extension tube 4 through a tube joint 3; the electronic barometer 5, the regulating valve 6 and the inflator pump 7 are sequentially communicated with the trachea extension tube 4. The pipe joint 3 is preferably a pipe body with internal threads at two ends, the inflation pipe 2 is in threaded connection with one end of the pipe joint 3, and the air pipe extension pipe 4 is in threaded connection with the other end of the pipe joint 3. The used catheter body 1, the air bag and the inflating tube 2 which are connected with the catheter body 1 into a whole can be discarded into a medical waste basket, and the disassembled pipe joint 3, the trachea extension tube 4, the electronic barometer 5 arranged on the trachea extension tube 4, the adjusting valve 6 and the inflating pump 7 can be recycled after being sterilized.
In this embodiment, the connection manner of the electronic barometer 5, the adjusting valve 6, and the inflator 7 with the tracheal extension tube 4 is the conventional structure, such as a threaded connection manner, and this embodiment does not specifically limit it. In addition, the models of the electronic barometer 5, the regulating valve 6 and the inflator pump 7 are also selected according to the conventional means, and the models which are convenient to purchase and low in price are selected on the premise of ensuring the using effect. Of course, the inflator 7 should have functions of inflation and air suction. The regulating valve 6 should have the functions of valve opening and closing and regulating the opening and closing degree.
A plurality of vent holes 11 can be arranged on the inner bag 8 along the circumferential direction of the catheter body 1; the outside of the inner bag 8 of each vent hole 11 is provided with a one-way valve membrane 13; one end of each one-way valve membrane 13 back to the outer bag 9 is provided with an elastic pull rope 12. In this embodiment, referring to fig. 3, only one vent hole 11 is provided in the inner bag 8. A part of the circumferential end of the check valve diaphragm 13 is connected to the outer wall of the inner bag 8. Thereby ensuring that the one-way valve membrane 13 and the inner bag 8 are always in a connected state.
When the tracheal catheter is used, before the tracheal catheter is inserted into a trachea of a patient, the air bag is not expanded, one end, provided with the air bag, of the catheter body 1 is inserted into the trachea of the patient as an insertion end, after the tracheal catheter is inserted to a specified depth, the inflator pump 7 is turned on, the air bag is inflated, the air bag is communicated with the inner bag 8, the inner bag 8 is expanded firstly, the one-way valve membrane 13 is pushed open by air in the inner bag 8, the air in the inner bag 8 enters the pressure stabilizing cavity 10 in the outer bag 9 through the vent hole 11, the electronic air pressure change displays the air pressure value in the air pipe 2 in real time, and the size of the air pressure in the air bag can be fed back through the air pressure value.
When the air bag expands to reach a proper size, the inflator pump 7 stops inflating, the regulating valve 6 closes the communication between the inflation tube 2 and the inflator pump 7, after the inflation pump 7 stops inflating, the one-way valve membrane 13 is not subjected to the air pressure of the inner bag 8 from inside to outside, under the action of the pulling force of the elastic pulling rope 12, the one-way valve membrane 13 returns to be tightly attached to the outer wall of the inner bag 8 and seals the vent hole 11, a closed space is formed in the air bag, specifically, the inner bag 8 and the inflation tube 2 form a first closed pressure stabilizing space, and the pressure stabilizing cavity 10 in the outer bag 9 forms a second closed pressure stabilizing space. The air bag is ensured to be in a stable pressure state all the time.
When the catheter body 1 needs to be taken out, the regulating valve 6 is opened, the air pumping function of the inflating pump 7 is started, the air in the inner bag 8 is pumped out by the air pumping pump, the inner bag 8 is in a negative pressure state at the moment, the outer bag 9 contracts along with the inner bag because the inner bag 8 at the circumferential end of the catheter body 1 is connected with the outer bag 9 when the inner bag 8 contracts in the negative pressure state, and therefore the outer wall of the outer bag 9 is not abutted to the tracheal tissues of a patient any more, and the catheter body 1 can be smoothly pumped out.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may be made by those skilled in the art without departing from the principle of the utility model.
Claims (4)
1. An anti-slip anesthetic endotracheal tube with a pressure stabilizing function comprises a tube body, an air bag wrapped at one end of the tube body, and an inflation tube communicated with the air bag; the method is characterized in that: the air bag comprises an inner bag and an outer bag which are all in a football shape; the inner bag is arranged inside the outer bag, and the outer wall of the inner bag along the circumferential direction of the catheter body is abutted against the inner wall of the outer bag along the circumferential direction of the catheter body; a pressure stabilizing cavity is arranged inside the outer bag and outside the inner bag; the inner bag is provided with a vent hole for communicating the inside of the inner bag with the pressure stabilizing cavity, and the outer wall of the inner bag is provided with a one-way valve membrane for closing the vent hole; the one-way valve membrane is provided with an elastic pull rope connected with the inside of the inner bag; one end of the inflation tube is communicated with the inside of the inner bag, and the other end of the inflation tube is sequentially communicated with an electronic barometer, an adjusting valve and an inflation pump.
2. The anti-slipping anesthetic endotracheal tube having a pressure stabilizing function according to claim 1, characterized in that: one end of the inflation tube, which is back to the air bag, is connected with an air tube extension tube through a tube joint; the electronic barometer, the regulating valve and the inflator pump are sequentially communicated with the air pipe extension pipe.
3. The anti-slipping anesthetic endotracheal tube having a pressure stabilizing function according to claim 1, characterized in that: a plurality of vent holes are formed in the inner bag along the circumferential direction of the catheter body; the outer part of the inner bag of each vent hole is provided with one check valve membrane; one end of each one-way valve membrane back to the outer bag is provided with one elastic pull rope.
4. The anti-slipping anesthetic endotracheal tube having a pressure stabilizing function according to claim 1, characterized in that: and part of the circumferential end of the one-way valve membrane is connected with the outer wall of the inner bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120784777.7U CN215461116U (en) | 2021-04-16 | 2021-04-16 | Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120784777.7U CN215461116U (en) | 2021-04-16 | 2021-04-16 | Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215461116U true CN215461116U (en) | 2022-01-11 |
Family
ID=79774857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120784777.7U Expired - Fee Related CN215461116U (en) | 2021-04-16 | 2021-04-16 | Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215461116U (en) |
-
2021
- 2021-04-16 CN CN202120784777.7U patent/CN215461116U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201537130U (en) | Fixed celioscope sleeve | |
| CN111134759A (en) | Disposable three-cavity two-sac tube and manufacturing and using method thereof | |
| CN103720501A (en) | Nasal cavity hemostat, sinus cavity hemostat and hemostasis operation method | |
| US11135407B2 (en) | Expandable intubation assemblies | |
| CN215461116U (en) | Anti-sliding tracheal catheter with pressure stabilizing function and used for anesthesia | |
| CN202458305U (en) | Specimen bag for laparoscopic surgery | |
| CN105726075B (en) | Visual sacculus expander of peritonaeum exocoel for peritoneoscope | |
| US20090099515A1 (en) | Trans-cervical catheter having a conical-shaped balloon | |
| CN215084010U (en) | Adjustable chest tube equipment | |
| CN209809242U (en) | Improved trachea cannula | |
| CN209392061U (en) | Disposable cervical dilatation sacculus pipe | |
| CN210228213U (en) | Utricule is used in postoperative laparoscopic surgery behind uropoiesis | |
| CN209751702U (en) | Stomach tube for preventing stomach reflux | |
| CN208726303U (en) | Esophagus can block type stomach tube | |
| CN220967788U (en) | Drainage device for nasal cavity bleeding during operation | |
| CN211158072U (en) | Integrated self-closed visual posterior abdominal cavity and peritoneal outer cavity air bag dilator | |
| CA2661353C (en) | Epistaxis apparatus and method | |
| US20240164811A1 (en) | Nasal and ear foreign body extractor | |
| CN218606702U (en) | Auxiliary space expander | |
| CN212466115U (en) | Puncture outfit outer sleeve for minimally invasive laparoscope of obstetrics and gynecology department | |
| CN214907552U (en) | Occluder capable of displaying air bag state and surgical equipment | |
| CN215129213U (en) | Auxiliary device in gastrectomy | |
| US20240341996A1 (en) | Implantable inflatable device and delivery tool | |
| CN219662430U (en) | Liquid drainage tube and liquid drainage device | |
| CN221601009U (en) | Catheter assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220111 |