CN112295088A - Continuous slow-release drug-delivery analgesia drainage tube with controller - Google Patents
Continuous slow-release drug-delivery analgesia drainage tube with controller Download PDFInfo
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- CN112295088A CN112295088A CN202011188010.4A CN202011188010A CN112295088A CN 112295088 A CN112295088 A CN 112295088A CN 202011188010 A CN202011188010 A CN 202011188010A CN 112295088 A CN112295088 A CN 112295088A
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- controller
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- drainage tube
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0017—Catheters; Hollow probes specially adapted for long-term hygiene care, e.g. urethral or indwelling catheters to prevent infections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
- A61M25/007—Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
- A61M31/002—Devices for releasing a drug at a continuous and controlled rate for a prolonged period of time
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Epidemiology (AREA)
- Urology & Nephrology (AREA)
- Chemical & Material Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Medicinal Chemistry (AREA)
- External Artificial Organs (AREA)
Abstract
The invention provides a continuous slow-release drug delivery analgesia drainage tube with a controller, which comprises a drainage tube body, a slow-release tube, a drug storage bag and a controller, wherein the slow-release tube is connected with the drainage tube body into a whole, the slow-release tube extends along the extension direction of the drainage tube body, the drug storage bag is positioned in the controller, and the controller is configured to be capable of adjusting the drug storage bag to force out drug liquid in the drug storage bag at preset drug injection pressure or drug injection speed so as to enter the slow-release tube and seep out to the outer side of the slow-release tube through the tube wall of the slow-release tube. The continuous slow-release drug-delivery analgesia drainage tube with the controller can drain exudates and blood at the incision and can also continuously and slowly deliver analgesic drugs to the local part of the incision so as to relieve incision pain and drainage tube irritation pain of patients.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a continuous slow-release drug delivery analgesia drainage tube with a controller.
Background
For many surgical patients, a drainage tube is often required to be reserved at an incision to drain exudates and blood, in order to relieve the incision pain and the stimulation pain of the drainage tube of a patient, local anesthetic is often injected at the incision once, but the patient feels severe pain after the drug is metabolized due to single administration, the drainage tube is an outward drainage device, the local anesthetic cannot be injected through a tube cavity to relieve the pain, and therefore the analgesic can only be applied to the whole body, and the systemic administration has the defects of poor effect, large side effect and the like.
Disclosure of Invention
Therefore, the technical problem to be solved by the present invention is to provide a continuous sustained-release analgesic drainage tube with a controller, which can drain the exudate and blood at the incision and simultaneously can continuously and slowly release analgesic drugs to the local part of the incision, so as to relieve the incision pain and the drainage tube irritation pain of the patient.
In order to solve the above problems, the present invention provides a continuous sustained-release analgesic delivery catheter with a controller, comprising a drainage catheter body, a sustained-release tube, a drug storage sac, and a controller, wherein the sustained-release tube is connected with the drainage catheter body into a whole, the sustained-release tube extends along the extension direction of the drainage catheter body, the drug storage sac is located in the controller, and the controller is configured to adjust the drug storage sac to force out the drug in the drug storage sac at a preset drug injection pressure or drug injection speed, so as to enter the sustained-release tube and seep out to the outer side of the sustained-release tube through the tube wall of the sustained-release tube.
Preferably, the slow release tube is made of medical hydrophilic and hydrophobic nano composite materials.
Preferably, the medical hydrophilic and hydrophobic nanocomposite comprises one of a fluoropolymer and a polyurethane.
Preferably, the medicine storage bag is communicated with the slow release tube through a medicine injection tube.
Preferably, the drug injection tube is a flexible tube.
Preferably, the drug injection tube and the slow release tube are connected into a whole; and/or the medicine injection tube and the drainage tube body are clasped into a whole by adopting a hoop.
Preferably, a plurality of drainage holes are formed in the tube wall of the drainage tube body, and the drainage holes are arranged at intervals along the extension direction of the drainage tube body; or one end of the drainage tube body in the target indwelling tissue is an open end; and/or one end of the slow release pipe, which is positioned in the target indwelling tissue, is a closed end.
Preferably, a display screen is arranged on the controller; and/or, the controller is provided with an adjusting button.
Preferably, the controller is also internally provided with an induction element, the induction element is used for detecting the inner cavity pressure of the medicine storage bag, and an obtained inner cavity pressure signal is processed by a core operation element in the controller and then is transmitted and displayed on the display; and/or the acquired inner cavity pressure signal is operated by a core operation element in the controller to acquire the residual medicine quantity in the medicine storage bag, and the acquired residual medicine quantity is transmitted and displayed on the display.
Preferably, the controller further comprises an alarm device for sending an alarm signal when the pressure of the inner cavity of the medicine storage bag acquired by the sensing element exceeds a preset interval.
According to the continuous slow-release drug delivery analgesia drainage tube with the controller, provided by the invention, by means of the combined action of the slow-release tube and the drug storage bag, the purpose of draining exudates and blood at the incision is achieved, meanwhile, analgesic drugs can be continuously and slowly delivered to the local part of the incision, the incision pain and the drainage tube stimulation pain of a patient after the local anesthetic drug at the incision position of the patient is metabolized in the prior art are effectively relieved, and the defects caused by general anesthesia after the local anesthetic drug is metabolized in the prior art are effectively overcome; meanwhile, the controller is provided with an adjusting button which is used for adjusting the administration speed or the administration pressure, such as increasing the administration speed or the administration pressure or reducing the administration speed or the administration pressure.
Drawings
Fig. 1 is a schematic structural diagram of a continuous sustained-release drug administration analgesia drainage tube with a controller according to an embodiment of the invention.
The reference numerals are represented as:
1. a drainage tube body; 11. a drainage hole; 2. a slow release tube; 3. a medicine storage bag; 4. a medicine injection tube; 41. hooping; 5. a controller; 51. a display screen; 52. an adjusting knob.
Detailed Description
Referring to fig. 1, according to an embodiment of the present invention, there is provided a continuous sustained-release analgesic drainage tube with a controller, including a drainage tube body 1, a sustained-release tube 2, a drug storage bag 3, and a controller 5, wherein the sustained-release tube 2 is integrally connected to the drainage tube body 1, the sustained-release tube 2 extends along an extending direction of the drainage tube body 1, the drug storage bag 3 is located in the controller 5, and the controller 5 is configured to adjust the drug storage bag 3 to force out drug in the drug storage bag 3 at a preset drug injection pressure or drug injection speed, so as to enter the sustained-release tube 2 and seep out to the outside of the sustained-release tube 2 through a tube wall of the sustained-release tube 2. In the technical scheme, by means of the combined action of the slow release tube 2 and the medicine storage bag 3, the purposes of draining exudates and blood at the incision and locally and continuously slowly releasing and supplying analgesic medicines to the incision can be achieved, incision pain and drainage tube irritation of a patient after local anesthesia medicine metabolism at the incision position of the patient in the prior art are effectively relieved, and the defects caused by general anesthesia after the local anesthesia medicine metabolism in the prior art are effectively overcome; in addition, in the technical scheme, the controller 5 is used for adjusting and controlling the medicine injection pressure or speed of the liquid medicine in the medicine storage bag 3, so that the medicine administration dosage can be accurately controlled. It will be appreciated that the drug storage capsule 3 is provided with a drug injection port to allow for replenishment of the drug storage capsule 3 with drug solution.
Preferably, the medicine storage bag 3 is made of an elastic material, and specifically, for example, one of silica gel, rubber, latex or nylon can be used, wherein the formable wall thickness of the silica gel is 0.2-0.4mm, the shore softness is 30, the medicine storage bag can be manufactured by injection molding or bonding technology, the elasticity is good, the product performance is stable, the medicine storage bag is transparent, and the medicine storage bag can be beneficial for an operator to observe the liquid medicine condition in the bag; the formable wall thickness of the rubber is 0.5-0.8mm, the Shore softness is 40, the formable wall can be manufactured by adopting an injection molding or bonding process, the formable wall has general elasticity, the appearance is rough, the hardness is high, the formable wall is mostly white, and the liquid medicine condition in the capsule can not be observed; the formable wall thickness of the latex is 0.2-1mm, the Shore softness is 20-30, the formable latex can be manufactured by adopting an injection molding or bonding process, the formable latex has moderate elasticity, the appearance is not fine and smooth enough, the formable latex is semitransparent, and the forming effect is not good; the wall thickness of the formable nylon is 0.2-0.6mm, the formable nylon can be manufactured by adopting a bonding process, the formable nylon has poor elasticity and is semitransparent, and therefore, the formable nylon is best, and the medicine storage bag 3 is made of silica gel.
As a specific embodiment, it is preferable that the controller 5 is provided with a display screen 51 for displaying the current administration speed or administration pressure, so as to facilitate the medical staff to clearly determine the administration condition during the infusion process; meanwhile, the controller 5 is provided with an adjusting button 52, and the adjusting button 52 is used for adjusting the administration speed or the administration pressure, such as increasing the administration speed or the administration pressure or decreasing the administration speed or the administration pressure. Further, an induction element is arranged in the controller 5, the induction element is used for detecting the inner cavity pressure of the medicine storage bag 3, and an obtained inner cavity pressure signal is processed by a core operation element in the controller 3 and then is transmitted and displayed on the display 51; and/or the acquired inner cavity pressure signal is operated by a core operation element in the controller 3 to acquire the residual medicine quantity in the medicine storage bag 3, and the acquired residual medicine quantity is transmitted and displayed on the display 51.
As a better implementation manner, the controller 5 further includes an alarm device, and is configured to send an alarm signal when the pressure of the inner cavity of the medicine storage bag 3 obtained by the sensing element exceeds a preset interval (that is, when the pressure of the inner cavity is lower than a preset low-pressure threshold or higher than a preset high-pressure threshold), where the alarm signal includes a flashing indicator light, a buzzer sound, or a text prompt, so as to prompt a medical worker to adjust the administration pressure in time.
The slow release tube 2 is made of medical hydrophilic and hydrophobic nano composite materials, specifically, the medical hydrophilic and hydrophobic nano composite materials can comprise one of fluorine-containing macromolecules and polyurethane, and the pore diameter of a permeation hole on the slow release membrane is 1-100 nm.
Preferably, the medicine storage bag 3 is communicated with the slow release tube 2 through a medicine injection tube 4, and most preferably, the medicine injection tube 4 is a flexible tube, which can facilitate the selection of the medicine administration angle of medical staff when the medicine is administered into the medicine storage bag 3.
Further, the medicine injection tube 4 and the slow release tube 2 are connected into a whole to prevent the liquid medicine from leaking at the joint; and/or the medicine injection tube 4 and the drainage tube body 1 are clasped together by the hoop 41, so that the medicine storage bag 3 can be detached when slow release medicine administration is not needed, and the medicine injection tube 4 and the drainage tube body 1 are reliably connected by the hoop 41 when the slow release medicine administration is needed.
The drainage tube comprises a drainage tube body 1 and is characterized in that a plurality of drainage holes 11 are formed in the tube wall of the drainage tube body 1, the drainage holes 11 are arranged at intervals along the extending direction of the drainage tube body 1 so as to improve the drainage capacity of the drainage tube body 1, one end, located in a target indwelling tissue, of the drainage tube body 1 is an open end, and one end, located outside the target indwelling tissue, of the drainage tube body is used for being connected with a negative pressure suction device. It can be understood that the end of the slow release pipe 2 in the target indwelling tissue is a closed end, so as to ensure the slow release seepage effect of the liquid medicine in the slow release pipe.
As a more preferable embodiment, the periphery of the slow release tube 2 may be optionally sleeved with a slow release positioning film sleeve (not shown in the figure), the slow release positioning film sleeve outside the through hole can prevent the liquid medicine in the slow release tube 2 from seeping out, and the through hole can allow the liquid medicine in the slow release tube 2 to seep out, so that the liquid medicine seeping out from the slow release tube 2 can be positioned, and the slow release positioning film sleeve is suitable for the situation that the continuous administration is required for some point-like focuses.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a continuous slowly-releasing analgesia drainage tube of dosing with controller which characterized in that, includes drainage tube body (1), slowly-releasing pipe (2), medicine storage bag (3), controller (5), slowly-releasing pipe (2) with drainage tube body (1) is connected as an organic whole and slowly-releasing pipe (2) extend along the extending direction of drainage tube body (1), medicine storage bag (3) are in controller (5), controller (5) are configured as can adjust medicine storage bag (3) with preset injection pressure or injection speed with the liquid medicine in medicine storage bag (3) compels out, and then get into in slowly-releasing pipe (2) and ooze to its outside via the pipe wall of slowly-releasing pipe (2).
2. The continuous sustained-release drug delivery analgesia drainage tube with the controller according to claim 1, characterized in that the sustained-release tube (2) is made of medical hydrophilic and hydrophobic nano composite material.
3. The continuous sustained-release drug delivery analgesia drainage tube with controller of claim 2, wherein the medical hydrophilic and hydrophobic nano composite material comprises one of fluorine-containing polymer and polyurethane.
4. The continuous sustained-release drug administration analgesia drainage tube with controller according to claim 1, characterized in that the drug storage bag (3) is communicated with the sustained-release tube (2) through a drug injection tube (4).
5. The continuous sustained-release drug administration analgesia drainage tube with controller according to claim 4 characterized in that, the drug injection tube (4) is a flexible tube.
6. The continuous sustained-release drug delivery analgesia drainage tube with the controller according to claim 4, characterized in that the drug injection tube (4) is connected with the sustained-release tube (2) into a whole; and/or the medicine injection tube (4) and the drainage tube body (1) are clasped together by adopting a hoop (41).
7. The continuous slow-release drug-delivery analgesia drainage tube with the controller according to claim 1, characterized in that a plurality of drainage holes (11) are arranged on the tube wall of the drainage tube body (1), and the drainage holes (11) are arranged at intervals along the extension direction of the drainage tube body (1); or one end of the drainage tube body (1) in the target indwelling tissue is an open end, and/or one end of the slow release tube (2) in the target indwelling tissue is a closed end.
8. The continuous sustained-release drug administration analgesia drainage tube with controller according to claim 1, characterized in that, a display screen (51) is arranged on the controller (5); and/or the controller (5) is provided with an adjusting button (52).
9. The indwelling catheter for continuous slow-release drug delivery according to claim 8, wherein the controller (5) is further provided with a sensing element for detecting the pressure of the inner cavity of the drug storage bag (3), and the obtained inner cavity pressure signal is processed by a core operation element inside the controller (3) and then transmitted and displayed on the display (51); and/or the acquired inner cavity pressure signal is operated by a core operation element in the controller (3) to acquire the residual medicine quantity in the medicine storage bag (3), and the acquired residual medicine quantity is transmitted and displayed on the display (51).
10. The indwelling tube for continuous slow release drug delivery according to claim 9, wherein the controller (5) further comprises an alarm device for emitting an alarm signal when the pressure of the lumen of the drug reservoir (3) obtained by the sensing element exceeds a preset interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011188010.4A CN112295088B (en) | 2020-10-29 | 2020-10-29 | Continuous slow-release administration analgesic drainage tube with controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011188010.4A CN112295088B (en) | 2020-10-29 | 2020-10-29 | Continuous slow-release administration analgesic drainage tube with controller |
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| CN112295088A true CN112295088A (en) | 2021-02-02 |
| CN112295088B CN112295088B (en) | 2023-06-06 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1989003232A1 (en) * | 1987-10-09 | 1989-04-20 | Bukh Meditec A/S | A medical device for introduction into a body cavity |
| CN203090197U (en) * | 2013-02-01 | 2013-07-31 | 海盐康源医疗器械有限公司 | Silica gel urethral catheter with automatic controlled-release doser |
| CN105031800A (en) * | 2015-08-31 | 2015-11-11 | 南京医科大学第一附属医院 | Medical painless chest drainage pipe |
| US20170021128A1 (en) * | 2015-07-20 | 2017-01-26 | Strataca Systems, LLC | Ureteral and Bladder Catheters and Methods of Inducing Negative Pressure to Increase Renal Perfusion |
| CN108136157A (en) * | 2015-07-20 | 2018-06-08 | 斯卓特凯系统有限责任公司 | Cause the conduit device and method of negative pressure in patient's bladder |
| CN109464722A (en) * | 2018-11-14 | 2019-03-15 | 山东大学 | A kind of active pressure formula Intelligent transfusion apparatus, transfusion control system and control method |
| CN208823748U (en) * | 2017-12-05 | 2019-05-07 | 江苏大学附属医院 | A kind of drainage device having analgesia function |
| CN210009404U (en) * | 2019-04-08 | 2020-02-04 | 大理大学第一附属医院 | Improvement type glaucoma aqueous humor drainage tube |
| CN211705485U (en) * | 2019-12-26 | 2020-10-20 | 上海交通大学医学院附属第九人民医院 | Analgesia pump capable of buffering medicine feeding |
-
2020
- 2020-10-29 CN CN202011188010.4A patent/CN112295088B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1989003232A1 (en) * | 1987-10-09 | 1989-04-20 | Bukh Meditec A/S | A medical device for introduction into a body cavity |
| CN203090197U (en) * | 2013-02-01 | 2013-07-31 | 海盐康源医疗器械有限公司 | Silica gel urethral catheter with automatic controlled-release doser |
| US20170021128A1 (en) * | 2015-07-20 | 2017-01-26 | Strataca Systems, LLC | Ureteral and Bladder Catheters and Methods of Inducing Negative Pressure to Increase Renal Perfusion |
| CN108136157A (en) * | 2015-07-20 | 2018-06-08 | 斯卓特凯系统有限责任公司 | Cause the conduit device and method of negative pressure in patient's bladder |
| CN105031800A (en) * | 2015-08-31 | 2015-11-11 | 南京医科大学第一附属医院 | Medical painless chest drainage pipe |
| CN208823748U (en) * | 2017-12-05 | 2019-05-07 | 江苏大学附属医院 | A kind of drainage device having analgesia function |
| CN109464722A (en) * | 2018-11-14 | 2019-03-15 | 山东大学 | A kind of active pressure formula Intelligent transfusion apparatus, transfusion control system and control method |
| CN210009404U (en) * | 2019-04-08 | 2020-02-04 | 大理大学第一附属医院 | Improvement type glaucoma aqueous humor drainage tube |
| CN211705485U (en) * | 2019-12-26 | 2020-10-20 | 上海交通大学医学院附属第九人民医院 | Analgesia pump capable of buffering medicine feeding |
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| CN112295088B (en) | 2023-06-06 |
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