CN105342649A - Calibration type route access clip for laparoscope - Google Patents
Calibration type route access clip for laparoscope Download PDFInfo
- Publication number
- CN105342649A CN105342649A CN201510936475.6A CN201510936475A CN105342649A CN 105342649 A CN105342649 A CN 105342649A CN 201510936475 A CN201510936475 A CN 201510936475A CN 105342649 A CN105342649 A CN 105342649A
- Authority
- CN
- China
- Prior art keywords
- puncture sheath
- tube core
- puncture
- sheath
- outpost
- 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.)
- Pending
Links
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
Abstract
The invention discloses a calibration type route access clip for a laparoscope. The route access clip comprises a puncture sheath and a tube core arranged at the center of the puncture sheath, wherein an external thread is formed in the outer wall of the lower part of the puncture sheath; a safe calibration device is arranged on the puncture sheath at the bottom end of the tube core, and is a cylindrical positioning block; a through hole penetrating through the puncture sheath is formed in the center of the cylindrical positioning hole; and an internal thread matched with the external thread of the puncture sheath is formed in the inner wall of the through hole of the cylindrical positioning block. According to the calibration type route access clip, the safe calibration device is arranged at the bottom end of the puncture sheath, so that medical staff screws in a certain depth each time when the route access clip is used, the screwing operation can be stopped in time when sudden change of pressure is sensed, occurrence of puncturing organs in the abnormal cavity can be prevented, and patient safety can be reliably ensured.
Description
Technical field
The present invention relates to technical field of medical instruments, what particularly use in a kind of laparoscopic surgery gets an outpost of the tax office.
Background technology
Laparoscopic surgery be clinical medicine common one of surgically, the first step of laparoscopic surgery is abdomen wall puncture, and this step adopts peritoneoscope to get an outpost of the tax office and assisted, and be generally blind and wear, this is also the difficult point of abdomen wall puncture.Carrying out in abdomen wall puncture process at present, the operation of an outpost of the tax office got by peritoneoscope, regardless of new hand or experienced medical personnel, all judges that whether puncture is successful according to " breaking through sense ", namely judged by the sudden change of pressure in piercing process.But, the change of pressure should not be experienced for new hand, and for experienced medical personnel, although pressure change can be experienced in time, but need to use larger arm strength owing to using to get when an outpost of the tax office enters stomach wall, once wear out stomach wall, need to stop firmly in time, therefore also can exist because puncture is firmly excessive, have little time when experiencing breakthrough sense to stop firmly in time, and cause getting the malpractice generation that Intraabdominal internal organs and blood vessel are poked by an outpost of the tax office.Therefore the safety how improved in abdomen wall puncture process is significant.
Summary of the invention
The peritoneoscope that the technical issues that need to address of the present invention are to provide a kind ofly can have safety protection function, can effectively prevent abdomen wall puncture process Zhong Qu an outpost of the tax office from occurring abdominal visceral browser and blood vessel injury phenomenon is with getting an outpost of the tax office.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows.
Calibration formula peritoneoscope, with getting an outpost of the tax office, comprises puncture sheath and is arranged on the tube core at puncture sheath center, the outer wall of described puncture sheath bottom is provided with external screw thread; The puncture sheath of described tube core bottom is provided with safe calibrating installation, safe calibrating installation is cylinder locating piece, the center of cylinder locating piece is provided through the through hole of puncture sheath, the inwall of cylinder locating piece through hole is provided with the female thread be equipped with mutually with the sheath external screw thread that punctures.
Above-mentioned calibration formula peritoneoscope, with getting an outpost of the tax office, the puncture sheath on described tube core top is fitted with handheld board, is provided with spring between handheld board and tube core top.
Above-mentioned calibration formula peritoneoscope, with getting an outpost of the tax office, described handheld board is provided with the alarm module sending alarm signal for tube core when wearing out skin; Described alarm module comprises single-chip microcomputer, circuits for triggering and is arranged on the pressure transducer of the corresponding spring in handheld board center, the outfan of pressure transducer connects the input of single-chip microcomputer, the outfan of single-chip microcomputer connects the input of circuits for triggering, and the outfan of circuits for triggering connects the buzzer be arranged on puncture sheath outer wall.
Owing to have employed above technical scheme, the invention technological progress is as follows.
The present invention is by arranging safe calibrating installation in puncture sheath bottom, medical personnel's each screw-in depth when an outpost of the tax office is got in use is made to be fixed amount, when experiencing pressure and changing suddenly, can screw-in be stopped in time operating, effectively prevent abdomen wall puncture process Zhong Qu an outpost of the tax office to the generation of abdominal visceral browser and blood vessel injury phenomenon, even if the reaction of medical personnel has certain time delay, because the amount of travel of tube core is very little, the degree of depth screwed in also is not enough to poke Intraabdominal internal organs, Reliable guarantee patient safety.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structured flowchart of alarm module of the present invention.
Wherein: 1. puncture sheath, 2. tube core, 3. spring, 4. safe calibrating installation, 5. external screw thread, 6. buzzer, 7. handheld board.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further elaborated.
A kind of calibration formula peritoneoscope is with getting an outpost of the tax office, and its structure as shown in Figure 1, comprises puncture sheath 1, tube core 2, handheld board 7 and safe calibrating installation 4, and tube core 2 is arranged on puncture sheath 1 center, can puncture to skin under external force; Handheld board 7 is fitted in the top of puncture sheath 1, facilitates medical personnel's hands to hold; Safe calibrating installation 4 is arranged on the puncture sheath of tube core bottom, for controlling the amount of travel of medical personnel's puncture, plays calibration function.
In the present invention, safe calibrating installation is cylinder locating piece, the center of cylinder locating piece is provided through the through hole of puncture sheath, and the inwall of cylinder locating piece through hole is provided with female thread, and the outer wall of puncture sheath 1 bottom is provided with the external screw thread 5 be equipped with mutually with the through hole of cylinder locating piece.
When the present invention uses, the bottom face of cylinder locating piece is adjacent to patient skin, then takes handheld board, rotate puncture sheath, can abdomen wall puncture operation be carried out.In operating process, the vertical dynamics directly applied on skin can be converted to the revolving force in rotary course, the step pitch of being advanced by tube core shortens a puncture sheath circumference, stop the time of reaction in the moment of prick skin therefore to medical personnel, effectively prevent and get the generation of an outpost of the tax office to abdominal visceral browser and blood vessel injury phenomenon.
Experiencing the change of pressure when to wear out skin in tube core bottom for making medical personnel significantly, in the present embodiment, between handheld board 7 and tube core top, being provided with spring 3.Carry out in piercing process medical personnel, spring along with the continuous compression screwed, when tube core prick skin, tube core enters abdominal cavity fast, spring loses the resistance of skin and abrupt release, makes medical personnel obviously can experience the change of pressure, and stops puncture procedure.
For further intuitively reminding medical personnel's tube core bottom to wear out skin, the present invention is also provided with alarm module in handheld board, sends alarm signal for tube core when wearing out skin, reminds in time to medical personnel.In the present embodiment, the structure of alarm module as shown in Figure 2, comprises single-chip microcomputer, circuits for triggering, buzzer 6 and pressure transducer, and buzzer 6 is arranged on the outer wall of puncture sheath; Pressure transducer is arranged on handheld board center, and corresponding with the top of spring, for the change of sensed pressure; The outfan of pressure transducer connects the input of single-chip microcomputer, and for the pressure information of perception is transferred to single-chip microcomputer, the change of single-chip microcomputer to pressure signal is analyzed; The outfan of single-chip microcomputer connects the input of circuits for triggering, when single-chip microcomputer analyze pressure diminish suddenly in the process progressively increased time, send triggering and conducting signal to circuits for triggering; Circuits for triggering connect buzzer loop, and buzzer warning, plays timely reminding effect to medical personnel.
Claims (3)
1. calibrating formula peritoneoscope with getting an outpost of the tax office, comprising puncture sheath (1) and being arranged on the tube core (2) at puncture sheath center, it is characterized in that: the outer wall of described puncture sheath (1) bottom is provided with external screw thread (5); The puncture sheath of described tube core bottom is provided with safe calibrating installation (4), safe calibrating installation is cylinder locating piece, the center of cylinder locating piece is provided through the through hole of puncture sheath, the inwall of cylinder locating piece through hole is provided with the female thread be equipped with mutually with the sheath external screw thread that punctures.
2. calibration formula peritoneoscope according to claim 1 is with getting an outpost of the tax office, it is characterized in that: the puncture sheath on described tube core top is fitted with handheld board (7), is provided with spring (3) between handheld board (7) and tube core top.
3. calibration formula peritoneoscope according to claim 2 is with getting an outpost of the tax office, it is characterized in that: described handheld board is provided with the alarm module sending alarm signal for tube core when wearing out skin; Described alarm module comprises single-chip microcomputer, circuits for triggering and is arranged on the pressure transducer of the corresponding spring in handheld board center, the outfan of pressure transducer connects the input of single-chip microcomputer, the outfan of single-chip microcomputer connects the input of circuits for triggering, and the outfan of circuits for triggering connects the buzzer (6) be arranged on puncture sheath outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510936475.6A CN105342649A (en) | 2015-12-16 | 2015-12-16 | Calibration type route access clip for laparoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510936475.6A CN105342649A (en) | 2015-12-16 | 2015-12-16 | Calibration type route access clip for laparoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105342649A true CN105342649A (en) | 2016-02-24 |
Family
ID=55318827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510936475.6A Pending CN105342649A (en) | 2015-12-16 | 2015-12-16 | Calibration type route access clip for laparoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105342649A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938056A (en) * | 2018-08-01 | 2018-12-07 | 张云峰 | A kind of scalable fixed hysteroscope puncture outfit |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE836392C (en) * | 1949-01-06 | 1952-04-10 | Dr Med Fritz Hachfeld | Medical puncture device |
| DE2922239A1 (en) * | 1979-05-31 | 1980-12-04 | Olympus Optical Co | Vaccination needle penetration sensor - uses reflected light passing through optical fibres to phototransistor to produce visual or audible indication w.r.t. penetration depth |
| US4299230A (en) * | 1979-05-09 | 1981-11-10 | Olympus Optical Co., Ltd. | Stabbing apparatus for diagnosis of living body |
| US4535773A (en) * | 1982-03-26 | 1985-08-20 | Inbae Yoon | Safety puncturing instrument and method |
| EP0350291A2 (en) * | 1988-07-06 | 1990-01-10 | Ethicon, Inc. | Improved safety trocar |
| CN1101538A (en) * | 1993-07-09 | 1995-04-19 | 株式会社日硝 | Trocar Assembly |
| US5470316A (en) * | 1993-09-07 | 1995-11-28 | United States Surgical Corporation | Body tissue penetrating device having a vacuum indicator |
| US20070167968A1 (en) * | 2006-01-13 | 2007-07-19 | Rajesh Pandey | Surgical tool for coring precise holes and providing for retrieval of tissue |
| CN200998289Y (en) * | 2007-02-15 | 2008-01-02 | 葛祥花 | Marrow puncture needle |
| US20110118673A1 (en) * | 2009-11-16 | 2011-05-19 | Steven A Dringenberg | Needle safety cap |
| WO2013022604A1 (en) * | 2011-08-05 | 2013-02-14 | Massachusetts Institute Of Technology | Surgical puncture access |
| CN205234592U (en) * | 2015-12-16 | 2016-05-18 | 无锡市人民医院 | Calibration formula peritoneoscope is with getting an outpost of tax office |
-
2015
- 2015-12-16 CN CN201510936475.6A patent/CN105342649A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE836392C (en) * | 1949-01-06 | 1952-04-10 | Dr Med Fritz Hachfeld | Medical puncture device |
| US4299230A (en) * | 1979-05-09 | 1981-11-10 | Olympus Optical Co., Ltd. | Stabbing apparatus for diagnosis of living body |
| DE2922239A1 (en) * | 1979-05-31 | 1980-12-04 | Olympus Optical Co | Vaccination needle penetration sensor - uses reflected light passing through optical fibres to phototransistor to produce visual or audible indication w.r.t. penetration depth |
| US4535773A (en) * | 1982-03-26 | 1985-08-20 | Inbae Yoon | Safety puncturing instrument and method |
| EP0350291A2 (en) * | 1988-07-06 | 1990-01-10 | Ethicon, Inc. | Improved safety trocar |
| CN1101538A (en) * | 1993-07-09 | 1995-04-19 | 株式会社日硝 | Trocar Assembly |
| US5470316A (en) * | 1993-09-07 | 1995-11-28 | United States Surgical Corporation | Body tissue penetrating device having a vacuum indicator |
| US20070167968A1 (en) * | 2006-01-13 | 2007-07-19 | Rajesh Pandey | Surgical tool for coring precise holes and providing for retrieval of tissue |
| CN200998289Y (en) * | 2007-02-15 | 2008-01-02 | 葛祥花 | Marrow puncture needle |
| US20110118673A1 (en) * | 2009-11-16 | 2011-05-19 | Steven A Dringenberg | Needle safety cap |
| WO2013022604A1 (en) * | 2011-08-05 | 2013-02-14 | Massachusetts Institute Of Technology | Surgical puncture access |
| CN205234592U (en) * | 2015-12-16 | 2016-05-18 | 无锡市人民医院 | Calibration formula peritoneoscope is with getting an outpost of tax office |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938056A (en) * | 2018-08-01 | 2018-12-07 | 张云峰 | A kind of scalable fixed hysteroscope puncture outfit |
| CN108938056B (en) * | 2018-08-01 | 2024-04-09 | 四川省医学科学院·四川省人民医院 | Telescopic fixed type endoscopic puncture outfit |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160224 |
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| RJ01 | Rejection of invention patent application after publication |