CN204864487U - Multi -functional pneumoperitoneum needle - Google Patents

Multi -functional pneumoperitoneum needle Download PDF

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Publication number
CN204864487U
CN204864487U CN201520621420.1U CN201520621420U CN204864487U CN 204864487 U CN204864487 U CN 204864487U CN 201520621420 U CN201520621420 U CN 201520621420U CN 204864487 U CN204864487 U CN 204864487U
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CN
China
Prior art keywords
inner core
sleeve pipe
needle
adapter
outer needle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201520621420.1U
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Chinese (zh)
Inventor
黄秋林
黄达
曹超
李忠玉
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Individual
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Individual
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Publication date
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Priority to CN201520621420.1U priority Critical patent/CN204864487U/en
Application granted granted Critical
Publication of CN204864487U publication Critical patent/CN204864487U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a multi -functional pneumoperitoneum needle, connect including outer needle, inner core, sleeve pipe, outer adapter and inner core, outer needle and inner core are hollow structure, the one end of outer needle is fixed outside in the adapter, and the other end is the inclined plane needle point, the one end of inner core is fixed on the inner core connects, and the other end is blunt physique, the side of blunt physique is equipped with the obliquely breach, the sleeve pipe includes air inlet, rotary valve and spring cavity, the spring is equipped with in the spring cavity, the inner core connects the dress and is in in the sheathed tube spring cavity, terminal surface and spring contact cooperation that the inner core connects, outer adapter and outer needle cover are on the inner core, outer adapter with the sheathed tube pipe wall is connected, outer adapter can be rotated for the sleeve pipe to it rotates for the inner core to drive outer needle, the length of inner core is greater than the length of outer needle. The utility model discloses both can regard as the pneumoperitoneum needle to use, and can regard as the hernia needle to use again.

Description

A kind of multi-functional veress needle
Technical field
This utility model relates to a kind of medical apparatus and instruments, and a kind of specifically have multi-functional veress needle for Wicresoft's laparoscopic surgery.
Background technology
Veress needle is used in laparoscopic surgery judging that whether inserting needle position is correct and be filled with the operating theater instruments that carbon dioxide forms pneumoperitoneum.
Laparoscopic surgery is exactly the operation utilizing peritoneoscope and related equipment thereof to carry out, it is the invasive methods that a new development is got up, laparoscopic surgery is compared with traditional operation, and have the features such as wound is little, recovery is fast, cicatrix is little, Minimally Invasive Surgery is the general trend of surgery development and pursues a goal.In general, the operation of most of general surgery, laparoscopic surgery can complete.At present, being also adopt laparoscopic surgery when treating children inguinal hernia, when carrying out the operation of pediatric laparoscopic inguinal hernia high ligation of hernial sac, needing to use veress needle and hernia needle simultaneously.
Utility model content
The technical problems to be solved in the utility model is to provide one and both can be used as veress needle, can be used as again the multi-functional veress needle of hernia needle.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of multi-functional veress needle, comprises outer pin, inner core, sleeve pipe, outer needle adapter and inner core joint, and described outer pin and inner core are hollow structure; One end of described outer pin is fixed on outer needle adapter, and the other end is beveled point; One end of described inner core is fixed on inner core joint, and the other end is obtuse body, and the side of described obtuse body is provided with oblique breach; Described sleeve pipe comprises air inlet, rotary valve and spring cavity, and described spring cavity is built with spring; Described inner core joint is contained in the spring cavity of described sleeve pipe, the end face of described inner core joint coordinates with spring contact, described outer needle adapter and outer needle guard are on inner core, described outer needle adapter is connected with the tube wall of described sleeve pipe, described outer needle adapter can rotate relative to sleeve pipe, thus driving outer pin to rotate relative to inner core, the length of described inner core is greater than the length of outer pin.
In technique scheme, because the side of inner core obtuse body is provided with oblique breach, so just physically define a hook formation blunt, make it have the function of hernia needle, because outer needle adapter can rotate relative to sleeve pipe, thus drive outer pin to rotate relative to inner core, so just can utilize the beveled point of outer pin that the breach of inner core obtuse body is in and hide or appear state.In puncture or when pulling out pin, rotate outer needle adapter, allow the breach of inner core obtuse body be hidden in the needle tubing of outer pin, prevent hook tissue; When firmly puncturing, the inner core power that is hampered bounces back to spring cavity, expose sharp keen outer pin beveled point, be conducive to wearing out tissue, after resistance disappears, inner core under the force of a spring its obtuse body protrudes outside the beveled point of outer pin, so just can prevent the needle point of outer pin from damaging other tissue, avoid traditional needle point and easily puncture peritoneum or easily depart from separation aspect; When it can be used as hernia needle to carry out hanging wire, rotate outer needle adapter, the breach of inner core obtuse body is allowed to be revealed in outside the needle tubing of outer pin, the breach of obtuse body just can be utilized to carry out hanging wire, again outer needle adapter is rotated after hanging wire, make the breach of obtuse body be in hidden state, prevent line from deviating from from breach, and prevent the edge hook tissue of breach.As can be seen here, this utility model both can be used as veress needle and had used, and can be used as again hernia needle and used, so just can reduce a kind of medical apparatus and instruments in hernia operations.
Further, described outer needle adapter can carry out the rotary limited of 180 degree relative to sleeve pipe.The breach of inner core obtuse body so just can be made exactly to be in hide or appear state, and need not regulate by observation.
Again further, the spring cavity inwall of described sleeve pipe is provided with the groove of at least one axis, and the outer peripheral face of described inner core joint is provided with the projection closed with groove location and matching size.Inner core so just can be avoided to rotate in telescopic process.
Again further, the outer peripheral face of described outer needle adapter is provided with an axial mark line, is provided with rotational position indicia outside the tube wall of described sleeve pipe.By observing the labelling on outer needle adapter and sleeve pipe, just can know that the breach of inner core obtuse body is in hidden state or appears state.
Preferably, described sleeve pipe is that transparent material is made.
Accompanying drawing explanation
Fig. 1 is the structural representation that the breach of inner core obtuse body of the present utility model is in when appearing state;
Fig. 2 is the breach of inner core obtuse body of the present utility model structural representation when being in hidden state.
Detailed description of the invention
The multi-functional veress needle of one as shown in Figure 1, 2, comprises outer pin 1, inner core 2, sleeve pipe 3, outer needle adapter 4 and inner core joint 5, and described outer pin 1 and inner core 2 are hollow structure, one end of described outer pin 1 is fixed on outer needle adapter 4, and the other end is beveled point 11, one end of described inner core 2 is fixed on inner core joint 5, and the other end is obtuse body 21, and the side of described obtuse body 21 is provided with oblique breach 211, described sleeve pipe 3 is made for transparent material, and comprise air inlet 31, rotary valve 32 and spring cavity 33, described spring cavity 33 is built with spring 34, described inner core joint 5 is contained in the spring cavity 33 of described sleeve pipe 3, the end face of described inner core joint 5 contacts with spring 34 and coordinates, spring cavity 33 inwall of described sleeve pipe 3 is provided with the groove (not shown) of an axis, the outer peripheral face of described inner core joint 5 is provided with the projection closed with groove location and matching size, described outer needle adapter 4 and outer pin 1 are enclosed within inner core 2, described outer needle adapter 4 is connected with the tube wall of described sleeve pipe 3, described outer needle adapter 4 can carry out the rotary limited of 180 degree relative to sleeve pipe 3, thus drive outer pin 1 to rotate relative to inner core 2, the length of described inner core 2 is greater than the length of outer pin 1, the outer peripheral face of described outer needle adapter 4 is provided with an axial mark line, rotational position indicia is provided with outside the tube wall of described sleeve pipe 3.
Side due to inner core obtuse body 21 is provided with oblique breach 211, so just on obtuse body 21, define a hook formation, make it have the function of hernia needle, because outer needle adapter 4 can rotate relative to sleeve pipe 3, thus drive outer pin 1 to rotate relative to inner core 2, so just can utilize the beveled point 11 of outer pin 1 that the breach 211 of inner core obtuse body is in and hide or appear state.In puncture or when pulling out pin, rotate outer needle adapter 4, allow the breach 211 of inner core obtuse body be hidden in the needle tubing of outer pin 1, prevent hook tissue; When firmly puncturing, inner core 2 power that is hampered bounces back to spring cavity 33, expose sharp keen outer pin beveled point 11, be conducive to wearing out tissue, after resistance disappears, inner core 2 its obtuse body 21 under the active force of spring 34 protrudes outside the beveled point 11 of outer pin 1, so just can prevent the needle point of outer pin 1 from damaging other tissue, avoid traditional needle point and easily puncture peritoneum or easily depart from separation aspect; When it can be used as hernia needle to carry out hanging wire, rotate outer needle adapter 4, the breach 211 of inner core 2 obtuse body is allowed to be revealed in outside the needle tubing of outer pin 1, the breach 211 of obtuse body just can be utilized to carry out hanging wire, again outer needle adapter 4 is rotated after hanging wire, make the breach 211 of obtuse body be in hidden state, prevent line from deviating from from breach, and prevent the edge hook tissue of breach.

Claims (5)

1. a multi-functional veress needle, is characterized in that: comprise outer pin, inner core, sleeve pipe, outer needle adapter and inner core joint, and described outer pin and inner core are hollow structure; One end of described outer pin is fixed on outer needle adapter, and the other end is beveled point; One end of described inner core is fixed on inner core joint, and the other end is obtuse body, and the side of described obtuse body is provided with oblique breach; Described sleeve pipe comprises air inlet, rotary valve and spring cavity, and described spring cavity is built with spring; Described inner core joint is contained in the spring cavity of described sleeve pipe, the end face of described inner core joint coordinates with spring contact, described outer needle adapter and outer needle guard are on inner core, described outer needle adapter is connected with the tube wall of described sleeve pipe, described outer needle adapter can rotate relative to sleeve pipe, thus driving outer pin to rotate relative to inner core, the length of described inner core is greater than the length of outer pin.
2. multi-functional veress needle according to claim 1, is characterized in that: described outer needle adapter can carry out the rotary limited of 180 degree relative to sleeve pipe.
3. multi-functional veress needle according to claim 1 and 2, is characterized in that: the spring cavity inwall of described sleeve pipe is provided with the groove of at least one axis, and the outer peripheral face of described inner core joint is provided with the projection closed with groove location and matching size.
4. multi-functional veress needle according to claim 1 and 2, is characterized in that: the outer peripheral face of described outer needle adapter is provided with an axial mark line, is provided with rotational position indicia outside the tube wall of described sleeve pipe.
5. multi-functional veress needle according to claim 1 and 2, is characterized in that: described sleeve pipe is that transparent material is made.
CN201520621420.1U 2015-08-18 2015-08-18 Multi -functional pneumoperitoneum needle Expired - Fee Related CN204864487U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520621420.1U CN204864487U (en) 2015-08-18 2015-08-18 Multi -functional pneumoperitoneum needle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520621420.1U CN204864487U (en) 2015-08-18 2015-08-18 Multi -functional pneumoperitoneum needle

Publications (1)

Publication Number Publication Date
CN204864487U true CN204864487U (en) 2015-12-16

Family

ID=54808926

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520621420.1U Expired - Fee Related CN204864487U (en) 2015-08-18 2015-08-18 Multi -functional pneumoperitoneum needle

Country Status (1)

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CN (1) CN204864487U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105943102A (en) * 2016-06-01 2016-09-21 周小青 Multifunctional hernia needle
CN106510782A (en) * 2016-08-30 2017-03-22 邓礼明 Hernial sac high ligature needle
CN109199550A (en) * 2018-10-18 2019-01-15 颜斌 A kind of hernia minimal invasive operation needle

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105943102A (en) * 2016-06-01 2016-09-21 周小青 Multifunctional hernia needle
CN106510782A (en) * 2016-08-30 2017-03-22 邓礼明 Hernial sac high ligature needle
CN106510782B (en) * 2016-08-30 2019-01-29 邓礼明 High ligation of hernial sac needle
CN109199550A (en) * 2018-10-18 2019-01-15 颜斌 A kind of hernia minimal invasive operation needle
CN109199550B (en) * 2018-10-18 2023-08-18 颜斌 Hernia minimally invasive surgery treatment needle

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151216

Termination date: 20170818

CF01 Termination of patent right due to non-payment of annual fee