CN111558096B - Negative pressure aspirator for thoracoscope surgery - Google Patents
Negative pressure aspirator for thoracoscope surgery Download PDFInfo
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- CN111558096B CN111558096B CN202010421856.1A CN202010421856A CN111558096B CN 111558096 B CN111558096 B CN 111558096B CN 202010421856 A CN202010421856 A CN 202010421856A CN 111558096 B CN111558096 B CN 111558096B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B90/37—Surgical systems with images on a monitor during operation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/005—Auxiliary appliance with suction drainage system
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Abstract
A negative pressure suction apparatus for thoracoscope surgery comprises a thoracoscope surgery negative pressure suction apparatus body, a video optical fiber line, miniature optical fiber cameras, a monitoring screen, a switching power supply and a GPRS module, wherein through holes are respectively arranged in the front end and the middle parts of the left end and the right end of an outer shell of the suction apparatus body, the video optical fiber line is sleeved in the three through holes, the two cameras are positioned in the upper right end and the front side of the through hole in the right middle of one side of the suction head, pull rope through holes are respectively arranged on the left side and the right side of the through hole in the middle of a handle shell, a third camera is sleeved in a ferrule, the front end and the rear end of the ferrule are respectively connected with one end of each of two pull ropes, and the middle part of a connecting rod at the rear side of the ferrule is hinged and installed at the rear side of the upper left part of the suction head; the front side has two shaft holes under the handle casing, and two gear rear end axostylus axostyles are located two shaft holes respectively, and the handle casing protecgulum is installed at two gear front ends, and the other end of two stay cords is fixed winding respectively and is installed the rear side end at two gear axostylus axostyles. The invention can adsorb the body fluid of a patient and provide 360-degree dead-angle-free video information for an operating doctor.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to a negative pressure aspirator for thoracoscope surgery.
Background
Thoracoscopic surgery (television assisted thoracoscopic surgery) is surgical equipment combining modern camera shooting technology and high-tech technical means. The thoracoscopic surgery has the same principle as the open surgery in essence, but changes the traditional surgical approach, separation steps, ligation and suture modes and the observation mode in the surgical process (direct visual observation is carried out to observe through an endoscope); in the operation, an operator completes complicated intrathoracic surgical operations under a chest wall sleeve or a tiny incision, and compared with the traditional operation, the operation has the technical characteristics of small wound, quick recovery, short hospitalization time and the like; not only reduces the pain of the patient, but also brings great convenience to the operation of medical staff, thereby being more and more widely applied in clinical medical treatment.
In the thoracoscopic operation process, because the tissue fluid in the body of a patient can flow outwards or obstruct an operation point, in order to ensure the normal operation of the operation and the operation after the operation, a negative pressure suction device is required to suck the body fluid in the body of the patient. The negative pressure aspirator used in the prior thoracoscope surgery has no visualization function due to the limited structure, and is inconvenient to operate because the suction head at the front end of the negative pressure aspirator is operated by the experience of an operator when entering the body of a patient to suck tissue fluid in actual operation; when the experience of the operating doctor is insufficient or the operating doctor is mishandled due to various other factors (such as fatigue, poor mental state and the like), the adsorption head may hurt the internal organs of the patient, and unnecessary physical injuries are caused to the patient. Based on the above, the negative pressure suction apparatus for thoracoscope surgery, which has a visualization function when the body fluid in the thoracic cavity of the patient is sucked in the surgery, can bring convenience to the surgeon and can reduce the physical injury of the patient, is especially necessary.
Disclosure of Invention
In order to overcome the defects that the operation of a surgeon is inconvenient and the patient body is injured by an adsorption head due to the structure limitation of the existing negative pressure aspirator for the thoracoscope operation, the invention provides a plurality of micro optical fiber cameras which are additionally arranged on the basis of the existing negative pressure aspirator for the thoracoscope operation, wherein the micro optical fiber cameras are connected with an optical fiber monitoring screen through optical fiber lines, one camera can be conveniently adjusted in position during use, which is beneficial for the surgeon to effectively control the internal condition of the patient, the micro optical fiber camera probes, the optical fiber lines and the negative pressure aspirator for the thoracoscope operation have compact structures and are effectively combined together, thereby facilitating the operation of the surgeon, in application, the surgeon can conveniently operate the position of the adsorption head in the patient body by combining with a plurality of video signals displayed by the monitoring screen, and can effectively absorb the tissue fluid in the patient body, the probability of injury of visceral organs of a patient is reduced, and a video signal can be transmitted to a remote monitoring person (such as a superior supervisor doctor) in real time in the operation process, so that the remote monitoring person can monitor the operation process of the operation in real time.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a negative pressure aspirator for thoracoscope surgery comprises a thoracoscope surgery negative pressure aspirator body, video optical fiber lines, optical fiber cameras, a switching power supply, a GPRS module and an optical fiber monitoring screen, wherein a negative pressure pipe of the thoracoscope surgery negative pressure aspirator body and a matched negative pressure absorption equipment liquid inlet pipe are connected through a hose, the three optical fiber cameras are respectively connected with one ends of the three video optical fiber lines, the other ends of the three video optical fiber lines are respectively connected with three signal input ends of the optical fiber monitoring screen, the GPRS module and the switching power supply are installed in an element box, and the element box is installed in an electrical control box near the display screen; the thoracoscope surgery negative pressure aspirator is characterized in that through holes distributed from top to bottom are respectively formed in the front end of an outer shell of the thoracoscope surgery negative pressure aspirator body and the middle parts of the left end and the right end of the outer shell, the upper ends of the three through holes on one side of an adsorption head of the thoracoscope surgery negative pressure aspirator body are respectively positioned at the upper right end, the middle right part and the upper left part of the adsorption head, and the lower ends of the three through holes on one side of a handle shell of the thoracoscope surgery negative pressure aspirator body are respectively positioned at the front end of the handle shell and the lower parts of the left end and the right end of the handle shell; the middle parts of the three video optical fiber lines are respectively sleeved in the three through holes, two cameras are respectively positioned at the upper right end of one side of the adsorption head and in the front side of the right middle through hole, and the front ends of the first through hole and the second through hole of the adsorption head are respectively provided with a transparent sealing cover; the left side and the right side of the through hole in the middle of the handle shell are respectively provided with a lower pull rope through hole, the other end of each lower pull rope through hole is communicated with the upper pull rope through holes on the front side and the rear side of the left upper part of the adsorption head, the third camera is sleeved in a ferrule, connecting rod holes in the front end and the rear end of the ferrule are respectively fixedly connected with one ends of the two pull ropes, and the middle of a connecting rod on the rear side of the ferrule is hinged to the shell on the rear side of the left upper part of the adsorption head; the front side of the lower part of a handle shell of the negative pressure aspirator body for the thoracoscope surgery is provided with two shaft holes, shaft rods at the rear ends of the two gears are respectively positioned in the two shaft holes, a front cover of the handle shell is arranged at the front ends of the two gears, shaft rods at the front ends of the two gears are respectively positioned in the two shaft holes at the front inner side end of the front cover, and an adjusting handle at the front outer side of the shaft rod of the left end gear is positioned at the left outer side part of the front cover; the other ends of the two pull ropes are respectively fixedly wound on the rear side ends of the two gear shaft rods; the power input end of the switching power supply is connected with the alternating current 220V power supply through a wire, the power output end of the switching power supply is connected with the power input end of the GPRS module through a wire, and the RS485 data input port of the GPRS module is connected with the RS485 data output port of the optical fiber monitoring screen through an RS485 data line.
Further, the two gear teeth are consistent in number and meshed with each other.
Furthermore, the other ends of the two pull ropes are fixedly wound on the rear side ends of the two gear shaft rods in the same direction.
Furthermore, the left upper part of the adsorption head is provided with a matched transparent upper cover.
The invention has the beneficial effects that: the other using principles and processes of the invention are completely consistent with those of the negative pressure suction apparatus in the prior thoracoscope surgery, when in work, the negative pressure absorption equipment generates negative pressure, liquid in the body of a patient is absorbed by the negative pressure absorber body through the hose, the absorption head and the pipeline in the shell of the negative pressure absorber body communicated with the absorption head, and then the body fluid is discharged into the liquid storage bottle of the negative pressure absorber equipment. In the work, as the three miniature optical fiber cameras are positioned on one side of the adsorption head of the negative pressure suction apparatus body, three groups of cameras entering the chest cavity of a patient can transmit video information of a plurality of angles in the chest cavity to the monitoring screen, the monitoring screen is divided into screens to display three directions in the chest cavity, and meanwhile, an operating doctor can adjust the adjusting handle on the front outer side of the left end gear shaft lever left and right according to needs, so that two pull ropes respectively pull the third miniature optical fiber camera left and right to move according to needs, and better visual angle adjustment can be achieved; through above-mentioned effect, in the operation adsorbs patient's body fluid, three camera can provide 360 degrees no dead angle video information for the operation doctor, and the operation doctor combines the multichannel video signal that monitors the screen display and shows, can conveniently operate the position that is located patient's internal adsorption head, and then can reach effective absorption patient's internal tissue liquid to the probability that the patient's internal organs received the injury has been reduced. In the application of the invention, the GPRS module can transmit the video signal shot by the camera to the remote monitoring personnel (such as a superior supervisor doctor) in real time in the operation process of the operating doctor, and the remote monitoring personnel can monitor the operation process in real time, so as to draw the conclusion whether the operation process of the operating doctor is standard or not and further provide data support for promoting the operation skill of the operating doctor. Based on the above, the invention has good application prospect.
Drawings
The invention is further illustrated by the following figures and examples.
FIG. 1 is a schematic diagram of the overall right side view of the present invention.
Fig. 2 is a schematic diagram of the overall right side plan structure of the present invention.
FIG. 3 is a partial enlarged structural schematic diagram between the upper part of the negative pressure aspirator body for the integral thoracoscopic operation and other parts.
FIG. 4 is a partial enlarged structural schematic view of the whole thoracoscopic operation negative pressure aspirator body in a state that a front cover between the lower part and other parts is closed.
FIG. 5 is a partial enlarged structural schematic view of the whole thoracoscopic surgery negative pressure aspirator body in a state that a front cover between the lower part and other parts is opened.
Fig. 6 is a circuit diagram of the present invention.
Detailed Description
As shown in fig. 1, 2, 3, 4 and 5, a negative pressure aspirator for thoracoscope surgery comprises a thoracoscope surgery negative pressure aspirator body 1, video optical fiber lines, micro optical fiber cameras, a switching power supply, a GPRS module and an optical fiber display monitoring screen with an RS485 data output port, wherein a negative pressure pipe 101 of the thoracoscope surgery negative pressure aspirator body 1 is connected with a matched negative pressure absorption equipment liquid inlet pipe through a hose, the three micro optical fiber cameras 31, 32 and 33 are respectively connected with one ends of three video optical fiber lines 21, 22 and 23, the other ends of the three video optical fiber lines 21, 22 and 23 are respectively connected with three signal input ends of the monitoring screen, the switching power supply and the GPRS module are installed in an element box, and the element box is installed in an electrical control box near the display screen; the front end and the inner middle parts of the left end and the right end of the outer shell of the thoracoscope operation negative pressure aspirator body 1 are respectively provided with a through hole 102, a through hole 103 and a through hole 104 which are distributed from top to bottom, the upper ends of the three through holes on one side of an adsorption head 105 of the thoracoscope operation negative pressure aspirator body are respectively positioned at the upper right end, the middle right part and the upper left part of the adsorption head 105, and the lower ends of the three through holes on one side of a handle shell 106 of the thoracoscope operation negative pressure aspirator body are respectively positioned at the front end and the lower parts of the left end and the right end of the handle shell 106; the middle parts of the three video optical fiber lines 21, 22 and 23 are respectively sleeved in the three through holes 102, 103 and 104, wherein the two cameras 31 and 32 are respectively positioned at the upper right end of one side of the adsorption head 105 and in the front sides of the right middle through holes 102 and 103, and the front ends of the first through hole 102 and the second through hole 103 of the adsorption head 105 are respectively provided with a round transparent sealing cover 4; the left side and the right side of the through hole 104 in the middle of the handle shell 106 are respectively provided with a lower pull rope through hole 106-1, the other end of the lower pull rope through hole 106-1 is communicated with upper pull rope through holes 106-2 on the front side and the rear side of the left upper part of one side of the adsorption head 105, the third camera 33 is sleeved in a ferrule 5, the openings of the connecting rods 51 at the front end and the rear end of the ferrule 5 are respectively and fixedly connected with one ends of two pull ropes 6, the middle part of the connecting rod at the rear side of the ferrule 5 is provided with an opening 52, and the middle part of the connecting rod at the rear side of the ferrule 5 is fixedly arranged on the shell at the rear side of the left upper part of the adsorption head 105 through a hinged screw rod; two shaft holes are formed in the front side of the lower portion of a handle shell 106 of the negative pressure suction apparatus body 1 for thoracoscopic surgery, shaft rods at the rear ends of the two gears 7 are located in the two shaft holes respectively, a front cover 8 of the handle shell is installed at the front ends of the two gears 7, shaft rods at the front ends of the two gears 7 are located in the two shaft holes at the front inner side end of the front cover 8 respectively, and an adjusting handle 9 at the front outer side of the shaft rod of the left-end gear is located at the left outer side portion of the front cover 8. The other ends of the two pull ropes 6 are respectively fixedly wound on the rear side ends of the shaft levers of the two gears 7; the power input end of the switching power supply is connected with the alternating-current 220V power supply through a wire, the power output end of the switching power supply is connected with the power input end of the GPRS module through a wire, and the RS485 data input port of the GPRS module is connected with the RS485 data output port of the optical fiber monitoring screen through an RS485 data line.
In fig. 5, the two gears 7 have the same number of teeth and are meshed with each other. The other ends of the two pull ropes 6 are respectively fixedly wound on the rear side ends of the two gear shafts 7 in the same direction. The other ends of the two pull ropes 6 are fixedly wound and arranged at the rear side ends of the shaft levers of the two gears 7 in the same direction. The upper left portion of the suction head 105 has a matching transparent front cover 10.
As shown in figures 1, 2, 3, 4 and 5, the other using principles and processes of the invention are completely consistent with those of the negative pressure suction apparatus in the prior thoracoscope surgery, when in work, the negative pressure absorption apparatus generates negative pressure, the body fluid in the patient body is absorbed out through the negative pressure absorber body 1, the hose, the absorption head 105 and the pipeline in the shell of the negative pressure absorber body communicated with the absorption head, and then the body fluid is discharged into the liquid storage bottle of the negative pressure absorber apparatus through the negative pressure pipe 101. In operation, as the three micro optical fiber cameras 31, 32 and 33 are positioned at one side of the suction head 105 of the negative pressure suction apparatus body, the three groups of micro cameras 31, 32 and 33 entering the thoracic cavity of the patient can respectively transmit video information of a plurality of angles in the thoracic cavity to the monitoring screen through the three optical fiber lines 21, 22 and 23, and the monitoring screen is divided to display three directions in the thoracic cavity in a divided manner. In actual operation, the operating doctor can also adjust the adjusting handle 9 of the front outer side of the left end gear shaft lever according to the needs, so that the two pull ropes 6 can respectively pull the third miniature optical fiber camera 33 to move left and right according to the needs, and better visual angle adjustment can be achieved. After the adjusting handle 9 rotates leftwards, the left end gear 7 rotates anticlockwise and tightens the pull rope 6 (located at the rear side of the third miniature camera) connected with the rear end of the shaft rod in a winding manner, the right end gear rotates clockwise and loosens the pull rope 6 (located at the front side of the third miniature camera) connected with the rear end of the shaft rod in a winding manner, in this way, the pull rope 6 (located at the rear side of the third miniature camera) connected with the shaft rod of the left end gear can pull the rear side connecting rod 51 of the ferrule 5 for fixing the third camera 33 rightwards, the ferrule 5 drives the third camera 33 to move leftwards through the hinge point of the rear side connecting rod, and in the movement, the pull rope 6 (located at the front side of the third miniature camera) connected with the right end gear 7 is loosened, so that the third camera 33 can move leftwards. After the adjusting handle 9 rotates rightwards, the left end gear 7 rotates clockwise and loosens the stay cord 6 connected with the rear end of the shaft rod in a winding manner (located at the rear side of the third miniature camera), the right end gear rotates anticlockwise and tightens the stay cord 6 connected with the rear end of the shaft rod in a winding manner (located at the front side of the third miniature camera), thus, the stay cord 6 connected with the shaft rod of the right end gear (located at the front side of the third miniature camera) can pull the front side connecting rod 51 of the ferrule 5 fixing the third camera 33 rightwards, the ferrule 5 drives the third camera 33 to move rightwards through the hinge point of the rear side connecting rod, and in movement, the stay cord 6 connected with the left end gear 7 is loosened, so that the third camera 33 can move rightwards. Through the above-mentioned effect, in the operation adsorbs patient's body fluid, three camera 31, 32, 33 can provide 360 degrees no dead angle video information for the operation doctor, and the operation doctor combines the multichannel video signal that the monitor screen shows, can conveniently operate the position that is located patient's internal adsorption head 105, and then can reach effectively absorbing patient's internal tissue liquid to the probability that patient's internal organs received the injury has been reduced.
As shown in fig. 6, pins 1 and 2 of the power input terminal of the switching power supply U1 and two poles of the ac 220V power supply are connected by wires, pins 3 and 4 of the power output terminal of the switching power supply U1 are connected with the power input terminals VCC and GND (pins 1 and 2) of the GPRS module U2, respectively, and the RS485 output/input port of the GPRS module U2 and the RS485 data output port of the optical fiber monitor XS are connected by an RS485 data line. When the system works, after a 220V alternating current power supply enters pins 1 and 2 of a switching power supply U1, the switching power supply U1 can output a stable 12V direct current power supply under the action of an internal circuit to supply power to the GPRS module, the GPRS module U2 is in a power-on working state, meanwhile, the 220V alternating current power supply enters a power supply input end of the optical fiber display screen XS, and the optical fiber display screen XS is in a standby state. When the system works, video information of internal tissues of a human body shot by the three cameras S1, S2 and S3 is transmitted to the display screen XS for split screen display, meanwhile, a video signal output by an RS485 data output port of the display screen XS enters an RS485 data input port of the GPRS module, and the GPRS module transmits processed video data out through a wireless mobile network; through the existing mature wireless video data transmission and receiving technology, the remote monitoring personnel can monitor the operation process of the operation in real time through the real-time image displayed by the PC display screen and the application software, can obtain the conclusion whether the operation process of the operating doctor is standard or not, and further provides data support for promoting the operation skill of the operating doctor. In fig. 6, the switching power supply U1 is a finished product of a switching power supply module for changing alternating current 220V to 12V of an open weft brand, and the power is 300W; the GPRS module is a GPRS/4GDTU wireless data transmission module which is manufactured by Liulin automation equipment limited company in Tangshan City and has the model number of LLMGT. The optical fiber display screen is a medical optical fiber endoscope camera and display machine with the model YKD-9003.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. A negative pressure aspirator for thoracoscope surgery comprises a thoracoscope surgery negative pressure aspirator body, video optical fiber lines, optical fiber cameras, a switching power supply, a GPRS module and an optical fiber monitoring screen, wherein a negative pressure pipe of the thoracoscope surgery negative pressure aspirator body and a matched negative pressure absorption equipment liquid inlet pipe are connected through a hose, the three optical fiber cameras are respectively connected with one ends of the three video optical fiber lines, the other ends of the three video optical fiber lines are respectively connected with three signal input ends of the optical fiber monitoring screen, the GPRS module and the switching power supply are installed in an element box, and the element box is installed in an electrical control box near the display screen; the thoracoscope surgery negative pressure suction apparatus is characterized in that through holes distributed from top to bottom are respectively formed in the front end of an outer shell of the thoracoscope surgery negative pressure suction apparatus body and the middle parts of the left end and the right end of the outer shell, the upper ends of three through holes on one side of an adsorption head of the thoracoscope surgery negative pressure suction apparatus body are respectively positioned at the upper right end, the middle right part and the upper left part of the adsorption head, and the lower ends of three through holes on one side of a handle shell of the thoracoscope surgery negative pressure suction apparatus body are respectively positioned at the front end of the handle shell and the lower parts of the left end and the right end of the handle shell; the middle parts of the three video optical fiber lines are respectively sleeved in the three through holes, wherein the two cameras are respectively positioned at the upper right end of one side of the adsorption head and in the front side of the through hole in the middle right part, and the front ends of the first through hole and the second through hole of the adsorption head are respectively provided with a transparent sealing cover; the left side and the right side of a through hole in the middle of the handle shell are respectively provided with a lower pull rope through hole, the other end of each lower pull rope through hole is communicated with upper pull rope through holes on the front side and the rear side of the left upper part of the adsorption head, a third camera is sleeved in a ferrule, connecting rod holes in the front end and the rear end of the ferrule are respectively fixedly connected with one ends of two pull ropes, and the middle part of a connecting rod at the rear side of the ferrule is hinged to the shell at the rear side of the left upper part of the adsorption head; two shaft holes are formed in the front side of the lower portion of a handle shell of the thoracoscopic surgery negative pressure aspirator body, shaft rods at the rear ends of the two gears are located in the two shaft holes respectively, a front cover of the handle shell is installed at the front ends of the two gears, shaft rods at the front ends of the two gears are located in the two shaft holes at the front inner side end of the front cover respectively, and an adjusting handle at the front outer side of the shaft rod of the left-end gear is located at the left outer side portion of the front cover; the other ends of the two pull ropes are respectively fixedly wound on the rear side ends of the two gear shaft rods; the power input end of the switching power supply is connected with the alternating current 220V power supply through a wire, the power output end of the switching power supply is connected with the power input end of the GPRS module through a wire, and the RS485 data input port of the GPRS module is connected with the RS485 data output port of the optical fiber monitoring screen through an RS485 data line.
2. The negative pressure aspirator for thoracoscopic surgery of claim 1, wherein the two gears have the same number of teeth and are meshed with each other.
3. The negative pressure aspirator for thoracoscopic surgery according to claim 1, wherein the other ends of the two pull ropes are fixedly wound around the rear ends of the two gear shaft rods in the same direction.
4. The negative pressure aspirator for thoracoscopic surgery as recited in claim 1, wherein the upper left portion of the suction head has a matching transparent upper cover.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010421856.1A CN111558096B (en) | 2020-05-18 | 2020-05-18 | Negative pressure aspirator for thoracoscope surgery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010421856.1A CN111558096B (en) | 2020-05-18 | 2020-05-18 | Negative pressure aspirator for thoracoscope surgery |
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| CN111558096B true CN111558096B (en) | 2022-07-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2012172739A1 (en) * | 2011-06-16 | 2012-12-20 | Sakurazawa Nobuyuki | Illumination suction injection exclusion cylinder for endoscopic surgery forceps |
| CN203354624U (en) * | 2013-07-01 | 2013-12-25 | 重庆金山科技（集团）有限公司 | Visual induced abortion suction tube with convertible visual angle |
| CN105246393A (en) * | 2013-03-28 | 2016-01-13 | 恩多巧爱思股份有限公司 | Batch dishwasher and method for operating a batch dishwasher |
| CN105999441A (en) * | 2016-07-06 | 2016-10-12 | 河南驼人医疗器械集团有限公司 | Integrated camera visual vacuum suction device |
| CN107595238A (en) * | 2017-09-15 | 2018-01-19 | 中国人民解放军总医院 | A kind of laparoscope for possessing liquid suction function and being easy to telescopic adjustment |
-
2020
- 2020-05-18 CN CN202010421856.1A patent/CN111558096B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012172739A1 (en) * | 2011-06-16 | 2012-12-20 | Sakurazawa Nobuyuki | Illumination suction injection exclusion cylinder for endoscopic surgery forceps |
| CN105246393A (en) * | 2013-03-28 | 2016-01-13 | 恩多巧爱思股份有限公司 | Batch dishwasher and method for operating a batch dishwasher |
| CN203354624U (en) * | 2013-07-01 | 2013-12-25 | 重庆金山科技（集团）有限公司 | Visual induced abortion suction tube with convertible visual angle |
| CN105999441A (en) * | 2016-07-06 | 2016-10-12 | 河南驼人医疗器械集团有限公司 | Integrated camera visual vacuum suction device |
| CN107595238A (en) * | 2017-09-15 | 2018-01-19 | 中国人民解放军总医院 | A kind of laparoscope for possessing liquid suction function and being easy to telescopic adjustment |
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