CN107847702B - Medical aspirator capable of accurately controlling movement of catheter - Google Patents
Medical aspirator capable of accurately controlling movement of catheter Download PDFInfo
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- CN107847702B CN107847702B CN201680002107.7A CN201680002107A CN107847702B CN 107847702 B CN107847702 B CN 107847702B CN 201680002107 A CN201680002107 A CN 201680002107A CN 107847702 B CN107847702 B CN 107847702B
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- catheter
- medical aspirator
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- foreign matter
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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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
-
- 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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0463—Tracheal tubes combined with suction tubes, catheters or the like; Outside connections
-
- 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
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
-
- 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
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0113—Mechanical advancing means, e.g. catheter dispensers
-
- 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
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0147—Tip steering devices with movable mechanical means, e.g. pull wires
-
- 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
- A61M2209/00—Ancillary equipment
- A61M2209/10—Equipment for cleaning
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Emergency Medicine (AREA)
- Mechanical Engineering (AREA)
- External Artificial Organs (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a medical aspirator. The medical aspirator of the present invention comprises: a driving roller part wound with a guide pipe, wherein the driving roller part moves the guide pipe forward or backward according to the rotation direction; and a guide unit for guiding the movement of the guide tube that moves in accordance with the rotation of the drive roller unit. According to the present invention, the moving distance of the catheter provided in the medical aspirator to move into the patient can be accurately controlled. Further, according to the present invention, it is possible to hygienically manage the medical aspirator by preventing foreign substances attached to the outer surface of the catheter provided in the medical aspirator from penetrating into the catheter drive device.
Description
Technical Field
The present invention relates to a medical aspirator, and more particularly, to a medical aspirator capable of precisely controlling the movement of a catheter by preventing foreign materials attached to the outer surface of the catheter from penetrating into the interior of a catheter driving device, while precisely controlling the movement distance of the catheter moving in the body of a patient, thereby performing sanitary management.
Background
A medical suction apparatus is a medical foreign matter suction device that forcibly sucks and removes foreign matter such as blood, saliva, vomit, and secretion generated from a patient's body by a catheter at the time of a surgery in a hospital.
In general, in a hospital or a home, a patient who is not mobile normally wears a suction apparatus, and a guardian or a nurse performs a work of extracting a foreign object from an airway or a surgical site.
The catheter provided in the medical aspirator described above needs to be inserted into a body such as a respiratory tract of a patient by a predetermined distance set in advance in order to inhale a foreign substance, but the medical aspirator of the related art has a technical limitation that it is difficult to precisely control a moving distance of the catheter.
On the other hand, in the medical aspirator described above, the moving distance of the catheter cannot be controlled, which causes severe pain to the patient or, depending on the situation, has a risk of fatal damage to the patient.
Disclosure of Invention
Technical problem
Accordingly, an object of the present invention is to provide a medical aspirator capable of precisely controlling the movement of a catheter by preventing foreign substances attached to the outer surface of the catheter from penetrating into the catheter driving device, while precisely controlling the movement distance of the catheter moving in the patient, thereby performing sanitary management.
Means for solving the problems
The medical aspirator for achieving the above object of the present invention removes a foreign material inside a respiratory tract using a catheter 10, the medical aspirator comprising: a driving roller part 120 around which the catheter 10 is wound, the driving roller part 120 moving the catheter 10 forward or backward according to a rotation direction; and a guide unit 150 for guiding the movement of the catheter 10 that moves according to the rotation of the driving roller unit 120.
Preferably, the medical aspirator of the present invention further comprises a foreign substance removing part 140, wherein the foreign substance removing part 140 is disposed on an upper portion of the guide part 150, and the foreign substance removing part 140 is used for removing foreign substances on an outer surface of the catheter 10.
Further, the present invention is characterized in that a discharge port 125 for discharging the contaminants sucked through the pipe 10 to the outside is provided on the rotation center axis of the driving drum part 120.
ADVANTAGEOUS EFFECTS OF INVENTION
According to the present invention, the moving distance of the catheter provided in the medical aspirator to move into the patient can be accurately controlled.
Further, according to the present invention, it is possible to hygienically manage the medical aspirator by preventing foreign substances attached to the outer surface of the catheter provided in the medical aspirator from penetrating into the catheter drive device.
Drawings
FIG. 1 is a perspective view of a catheter drive device provided in a medical aspirator according to an embodiment of the present invention.
Fig. 2 is a view showing an internal structure of the catheter driving device in fig. 1.
Fig. 3 and 4 are views showing a winding structure of the guide tube in the driving roller section.
Fig. 5 is a perspective view showing the structure of the foreign substance removal unit 140 in fig. 2.
Fig. 6 is an internal configuration diagram illustrating an internal configuration of the foreign substance removal unit 140 in fig. 2.
Detailed Description
The present invention will be described in more detail below with reference to the accompanying drawings. It should be noted that wherever possible, the same structural elements are represented by the same reference numerals in the drawings. Also, a detailed description of known functions and configurations incorporated herein will be omitted when it may unnecessarily obscure the gist of the present invention.
Fig. 1 is a perspective view of a catheter drive device 100 provided in a medical aspirator according to an embodiment of the present invention. In the present invention, the medical aspirator removes foreign substances inside the respiratory tract using the catheter 10, and in fig. 1, the driving device 100 performs a function of controlling the catheter 10 to advance and retreat inside the respiratory tract.
On the other hand, as shown in fig. 1, a discharge port 115 for discharging the duct 10 is provided at an upper corner portion of the driving device 100, and the discharge port 115 is provided at the angle adjusting portion 110 so as to be movable and coupled to the rail.
Specifically, the angle adjusting unit 110 is provided in a curved shape at an upper corner portion of the drive device 100 so as to form a gentle arc, the angle adjusting unit 110 serves as a means for guiding the movement of the discharge port 115, and the user can freely adjust the discharge direction and the discharge angle of the catheter 10 according to the position of the patient and the environment of the patient bed by adjusting the position of the discharge port 115 in the angle adjusting unit 110.
Fig. 2 is a diagram showing an internal structure of the catheter driving device 100 in fig. 1, and fig. 3 and 4 are diagrams showing a winding structure of the catheter 10 in the driving drum part 120.
Referring to fig. 2, in the medical aspirator according to the embodiment of the present invention, the catheter driving device 100 includes a driving roller unit 120, a driving motor 130, a foreign object removing unit 140, and a guide unit 150.
As shown in fig. 2 and 3, the guide pipe 10 is wound around the curved surface of the driving roller part 120, and the driving shaft 135 of the driving motor 130 provided at the lower part of the driving roller part 120 is connected to the central rotating shaft of the driving roller part 120 via a belt.
The drive roller portion 120 rotates in a forward direction (right direction) or a reverse direction (left direction) depending on the rotation direction of the drive shaft 135 of the drive motor 130, and when the drive roller portion 120 rotates in the forward direction, the catheter 10 wound around the drive roller portion 120 is unwound from the drive roller portion 120 and moves forward through the discharge port 115, and when the drive roller portion 120 rotates in the reverse direction, the catheter 10 is rewound around the drive roller portion 120 and moves backward.
In practicing the present invention, in order to minimize pain to the patient, it is necessary to precisely control the moving distance of the catheter 10 into the interior of the airway of the patient, and thus the driving motor 130 is preferably embodied as a stepping motor.
Further, the accuracy of controlling the moving distance of the catheter 10 based on the rotation of the driving roller part 120 is reduced as the number of times of winding the catheter 10 wound around the driving roller part 120 is increased, and in the implementation of the present invention, it is preferable that the number of times of winding the catheter 10 is about 1 and the maximum rotation angle of the driving roller part 120 for moving the catheter 10 is about 400 degrees.
In addition, in the case where the guide pipe 10 is wound in a predetermined angle and direction in a state of being closely attached to the driving roller part 120, since the moving distance of the guide pipe 10 that moves based on the rotation angle of the driving roller part 120 can be precisely controlled, in the process of carrying out the present invention, it is preferable that a groove having a track shape into which the guide pipe 10 is closely inserted is formed in the curved surface of the driving roller part 120.
On the other hand, the guide part 150, which is a circular tube, performs a function of guiding the linear movement of the catheter 10 that moves according to the rotation of the driving roller part 120. On the other hand, in order to minimize frictional resistance against the outer surface of the catheter 10 generated inside the guide part 150, it is preferable that the catheter 10 moved so as to be inserted inside the guide part 150 is made of a tube made of teflon.
On the other hand, in order to support the catheter 10, which moves according to the rotation of the driving roller part 120, to move smoothly, an auxiliary driving part (not shown) may be provided inside the guide part 150.
In the process of embodying the auxiliary driving part, in the case where the catheter 10 is inserted between a pair of gears rotating in opposite directions so as to be inserted and the catheter 10 is advanced according to the forward rotation of the driving roller part 120, it is preferable that the pair of gears are rotated by an additional motor (not shown) to support the advancing movement of the catheter 10.
In carrying out the present invention, it is preferable that the catheter driving device 100 is provided with a control unit (not shown) for measuring a movement distance of the catheter 10 moved by the rotation of the driving roller unit 120 and notifying a user of the measured movement distance through a display unit (not shown).
On the other hand, it is preferable that the moving distance measuring module of the catheter 10 is provided inside the guide unit 150, and for this purpose, a plurality of optical sensors for marking a predetermined color (for example, black) mark on the outer surface of the catheter 10 and detecting the mark may be provided inside the guide unit 150 along the moving path of the catheter 10.
As shown in fig. 3, a discharge port 125 is provided at the center of the side surface of the driving drum part 120, and the discharge port 125 is used to discharge the dirt sucked through the pipe 10 to the outside.
More specifically, as shown in fig. 4, the end of the guide pipe 10 is coupled to a connection socket 123 provided in a cylindrical structure penetrating the curved surface of the drive roller section 120. On the other hand, one end of the connection socket 123 is coupled to the end of the guide pipe 10 outside the curved surface of the driving drum part 120, and the other end of the connection socket 123 is connected to the discharge port 125 inside the curved surface of the driving drum part 120 through an additional connection hose (not shown).
Specifically, the discharge port 125 is a nozzle structure of "l" shape, and one end of the discharge port 125 is inserted into the side surface of the drive roller portion 120 so as to penetrate therethrough, and the other end protrudes outward from the side surface of the drive roller portion 120.
That is, the end of the connection socket 123 and the end of the discharge port 125 are inserted into the inner space of the driving drum part 120, and the connection hose provided in the inner space of the drum part functions to connect the end of the connection socket 123 and the dirt transporting pipe at the end of the discharge port 125.
Accordingly, the waste such as sputum sucked through the catheter 10 is transferred to the discharge port 125 through the inner space of the drum part via the connection socket 123, and the waste transferred to the discharge port 125 is discharged to the outside through the discharge port 125.
In addition, in the process of carrying out the present invention, in order to maintain the discharge port 125 in a predetermined installation direction even when the driving drum part 120 rotates, it is preferable that the discharge port 125 does not rotate in conjunction with the rotation axis of the driving drum part 120, and for this purpose, the rotation axis of the driving drum part 120 is set in a cylindrical shape, and the discharge port 125 may be installed inside the rotation axis of the driving drum part 120.
On the other hand, as shown in fig. 2, the catheter 10 that moves by the rotation of the driving roller 120 is inserted into the guide 150, and the foreign object removing portion 140 is connected to the side end portion of the discharge port 115 of the guide 150.
Fig. 5 is a perspective view showing the structure of the foreign substance removal unit 140 in fig. 2, and fig. 6 is an internal configuration diagram illustrating the internal structure of the foreign substance removal unit 140 in fig. 2.
Referring to fig. 5 and 6, in the present invention, the foreign substance removing unit 140 filters foreign substances such as sputum, saline water, and sterilizing water attached to the outer surface of the pipe 10 from the outer surface of the pipe 10, and not only blocks the filtered foreign substances from penetrating into the driving device 100, but also performs a function of discharging the filtered foreign substances to the outside through the drain pipe 145 formed at the side surface of the foreign substance removing unit 140.
Specifically, the foreign substance removal part 140 is a tubular structure connected to an upper portion of the guide part 150, and the catheter 10 moves through an inner space of the foreign substance removal part 140.
The lower portion of the foreign substance removing part 140 is connected to the upper portion of the guide part 150, and the first waterproof engaging part 141 and the second waterproof engaging part 142 are continuously provided on the upper portion of the foreign substance removing part 140 with a predetermined interval in the vertical direction, and the first waterproof engaging part 141 and the second waterproof engaging part 142 are anti-penetration engaging parts for preventing foreign substances filtered from the outer surface of the guide tube 10 from penetrating into the driving device 100.
More specifically, as shown in fig. 6, the foreign substance removing portion 140 is provided in a double pipe structure at a portion where the main body housing 146 is provided outside, a first waterproof locking portion 141 and a second waterproof locking portion 142 are formed at an upper side surface of an inner pipe 147 that performs a movement passage function of the duct 10, a drain pipe 145 is formed at an outer pipe 149, and the outer pipe 149 is provided above the foreign substance removing portion 140 so as to leave a predetermined space from the inner pipe 147.
Accordingly, foreign matter adhering to the outer surface of the catheter 10 passing through the inner tube 147 is first guided by the first waterproof engaging portion 141 to flow into the partitioned space between the inner tube 147 and the outer tube 149, and is second guided by the second waterproof engaging portion 142 to flow into the partitioned space between the inner tube 147 and the outer tube 149. The foreign matter flowing into the respective partitioned spaces is discharged to the outside through the drain pipe 145 formed at the outer pipe 149.
The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Unless a different meaning is explicitly stated in context, an expression in the singular includes an expression in the plural. In the present application, the terms "comprising" or "having" should be understood as specifying the presence of only the features, numbers, steps, actions, structural elements, components, or combinations of these described in the specification, and not precluding the presence or addition of one or more other features or numbers, steps, actions, structural elements, components, or combinations of these.
While the preferred embodiments and application examples of the present invention have been shown and described, the present invention is not limited to the above-described specific embodiments and application examples, and various modifications can be made to the present invention by those skilled in the art without departing from the spirit of the present invention claimed in the claims of the present invention.
Industrial applicability
Industrial applicability of the present invention is recognized in the field of medical equipment industry.
Claims (5)
1. A medical aspirator, which includes a driving device (100) for removing foreign matters inside a respiratory tract using a catheter (10), is characterized in that,
a discharge opening 115 for discharging the duct 10 is provided at an upper corner portion of the driving device 100, the discharge opening 115 is movably provided at an angle adjusting portion 110 so as to be coupled to a rail, the angle adjusting portion 110 is provided at the upper corner portion of the driving device 100 in a curved shape so as to form a gentle arc,
the drive device (110) includes:
a drive roller unit (120) around which the catheter (10) is wound, the drive roller unit (120) moving the catheter (10) forward or backward according to a rotation direction;
a drive motor (130) provided below the drive roller unit (120), for driving the drive roller unit (120) to rotate, and embodied by a stepping motor; and
a guide unit (150) for guiding the movement of the catheter (10) that moves in accordance with the rotation of the drive roller unit (120),
a discharge port (125) for discharging the dirt sucked through the guide pipe (10) to the outside is provided on the rotation central axis of the driving roller part (120),
a connecting socket (123) of a cylindrical structure is arranged in a penetrating way on the curved surface of the driving roller part (120),
one end of the connection spigot 123 is coupled to an end of the guide pipe 10 outside the curved surface of the driving drum part 120, and the other end of the connection spigot 123 is connected to the discharge port 125 inside the curved surface of the driving drum part 120 by an additional connection hose.
2. The medical aspirator of claim 1,
the driving device (100) further comprises a foreign matter removing part (140), the foreign matter removing part (140) is arranged at the upper part of the guiding part (150), the foreign matter removing part (140) is used for removing foreign matters on the outer surface of the conduit (10),
the foreign matter removing part (140) includes an inner tube (147) for performing a moving passage function of the catheter (10) and an outer tube (149) provided at an upper part of the foreign matter removing part (140) to leave a space apart from the inner tube (147).
3. The medical aspirator according to claim 2, wherein a waterproof locking part is formed on a side surface of the inner tube (147) to guide the foreign matter on the outer surface of the catheter (10) to flow into the partitioned space.
4. The medical aspirator according to claim 3, wherein the waterproof engaging part includes a first waterproof engaging part (141) and a second waterproof engaging part (142) provided continuously in a vertical direction.
5. The medical aspirator according to claim 2, wherein a drain tube (145) is formed at the outer tube (149), and the drain tube (145) is used to externally discharge the foreign materials on the outer surface of the catheter (10).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2016-0037425 | 2016-03-29 | ||
| KR1020160037425A KR101861075B1 (en) | 2016-03-29 | 2016-03-29 | Suction Pump Capable of Precise Manipulating Motion of Catheter |
| PCT/KR2016/007659 WO2017171147A1 (en) | 2016-03-29 | 2016-07-14 | Medical suction device capable of precise control of catheter movement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107847702A CN107847702A (en) | 2018-03-27 |
| CN107847702B true CN107847702B (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680002107.7A Active CN107847702B (en) | 2016-03-29 | 2016-07-14 | Medical aspirator capable of accurately controlling movement of catheter |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101861075B1 (en) |
| CN (1) | CN107847702B (en) |
| WO (1) | WO2017171147A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102110810B1 (en) | 2019-02-07 | 2020-06-08 | 주식회사 인성메디칼 | Suction hose connecting apparatus for medical suction machine |
| WO2023063793A1 (en) * | 2021-10-15 | 2023-04-20 | 주식회사 페라자 | Vascular interventional surgery device, and drum assembly for vascular interventional surgery device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015130007A1 (en) * | 2014-02-28 | 2015-09-03 | (주)엘메카 | Suctioning device having artificial intelligence |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3205300B2 (en) * | 1998-06-01 | 2001-09-04 | プラス医科工業株式会社 | Medical aspirator |
| WO2006065909A1 (en) | 2004-12-15 | 2006-06-22 | Wilson-Cook Medical Inc. | Minimally invasive medical device with helical pattern for indicating distance of movement |
| KR100968276B1 (en) * | 2008-02-13 | 2010-07-06 | 가자마 이엔티 (주) | Medical Apparatus For Wall Tapestry |
| KR101212650B1 (en) * | 2012-05-31 | 2012-12-14 | 양정곤 | A medical suction unit |
| CN105492060A (en) * | 2013-03-15 | 2016-04-13 | 医患中心医疗公司 | Aspiration catheters, systems, and methods |
| KR101470328B1 (en) * | 2014-02-28 | 2014-12-08 | 연세대학교 원주산학협력단 | Portable suction pump of artificial intelligence type |
| CN204723471U (en) * | 2015-06-26 | 2015-10-28 | 方婷 | A kind of hygiene-type sputum aspirator of automatic winding |
-
2016
- 2016-03-29 KR KR1020160037425A patent/KR101861075B1/en active IP Right Grant
- 2016-07-14 CN CN201680002107.7A patent/CN107847702B/en active Active
- 2016-07-14 WO PCT/KR2016/007659 patent/WO2017171147A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015130007A1 (en) * | 2014-02-28 | 2015-09-03 | (주)엘메카 | Suctioning device having artificial intelligence |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101861075B1 (en) | 2018-05-28 |
| CN107847702A (en) | 2018-03-27 |
| WO2017171147A1 (en) | 2017-10-05 |
| KR20170111610A (en) | 2017-10-12 |
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