CN105561445A - Adjustable injection device for endoscope - Google Patents
Adjustable injection device for endoscope Download PDFInfo
- Publication number
- CN105561445A CN105561445A CN201510962890.9A CN201510962890A CN105561445A CN 105561445 A CN105561445 A CN 105561445A CN 201510962890 A CN201510962890 A CN 201510962890A CN 105561445 A CN105561445 A CN 105561445A
- Authority
- CN
- China
- Prior art keywords
- cylindrical shell
- injection device
- push rod
- drive mechanism
- syringe 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.)
- Granted
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Classifications
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3287—Accessories for bringing the needle into the body; Automatic needle insertion
Abstract
The invention discloses an adjustable injection device for an endoscope. The injection device comprises an injection device body, wherein an injection barrel comprises a first barrel and a first push rod, and the first push rod is arranged in the first barrel; a needle barrel comprises a second barrel, a second push rod, a stylet, a needle, a first transmission mechanism and a second transmission mechanism, the second push rod is connected with the stylet, and the stylet is connected with the needle after winding around the first transmission mechanism and the second transmission mechanism; an elastic assembly is arranged at the needle; the needle is sleeved with the elastic assembly and can penetrate through an outlet at the other end of the second barrel; the injection device further comprises a connecting hose, one end of the connecting hose is connected with a liquid outlet port of the first barrel, and the other end penetrates through the second barrel to be communicated with the stylet. The adjustable injection device for the endoscope is simple in structure, convenient to use and capable of adjusting the penetration depth of a needle point conveniently.
Description
Technical field
The present invention relates to field of medical technology, particularly relate to a kind of adjustable endoscope injection device.
Background technology
Scope is medical apparatus and instruments conventional in current clinical conditions, and medical personnel are by stretch into equipment head and conduit part in patient thus to observe it through eyepiece.Meanwhile, scope is also furnished with auxiliary facilities and can immediately carries out sampling while observation, treat or operation etc.Entry needle is one of ingredient very important in therapeutic endoscopy, its in clinical course to cavity organization's liquid medicine injection.
Injection needle for endoscope in currently available technology has following basic structure: injection needle point is connected with tube for transfusion; tube for transfusion is fixed on needle stand movable pipe; outside is provided with sheath protection of pipe; be enclosed within needle stand stop bit pipe one end; by pushing, movable pipe controls out, the withdraw of the needle, and by tube for transfusion, needle point to chamber tissue injection medicinal liquid.
Existing endoscopic injection pin, the length that its needle point stretches out sleeve pipe can not carry out according to the concrete condition of the affected part of patient the degree of depth that metering needle spine enters.
In sum, a kind of endoscopic injection device overcoming above-mentioned technical problem of design is needed at present badly.
Summary of the invention
The object of this invention is to provide the adjustable endoscope injection device that simple, easy to use, the conveniently adjusted needle point of a kind of structure thrusts the degree of depth.
To achieve these goals, the technical scheme that the present invention takes is: a kind of adjustable endoscope injection device, comprises injection device body,
Described injection device body comprises injection cylinder and syringe needle cylindrical shell, and described injection cylinder is connected with the integration of syringe needle cylindrical shell;
Described injection cylinder comprises the first cylindrical shell and the first push rod, and described first push rod is located in described first cylindrical shell;
Described syringe needle cylindrical shell comprises the second cylindrical shell, the second push rod, nook closing member, syringe needle, the first drive mechanism and the second drive mechanism, described second push rod and described nook closing member link together, and described nook closing member is walked around the first drive mechanism and is connected described syringe needle with after the second drive mechanism; Described nook closing member, the first drive mechanism, the second drive mechanism and syringe needle are positioned at described second cylindrical shell;
Described syringe needle place is provided with an elastic component; Described elastic component is set in described syringe needle place; Described syringe needle can pass from the outlet of the other end of described second cylindrical shell;
Also comprise connecting hose, what one end of described connecting hose was connected to described first cylindrical shell goes out liquid interface, and the other end is communicated with described nook closing member through described second cylindrical shell;
Described connecting hose goes out to be flexibly connected between liquid interface with described;
Described go out liquid interface be located at one end away from described first push rod of described first cylindrical shell.
A kind of adjustable endoscope injection device as above, wherein, described first drive mechanism and the second drive mechanism are a fixed pulley; Described fixed pulley is fixed at described second inner barrel;
Described nook closing member around described first drive mechanism and the second drive mechanism S-type.
A kind of adjustable endoscope injection device as above, wherein, described elastic component is a spring, works the terminus inner being located at described second cylindrical shell, and is stuck between described syringe needle and needle handle.
A kind of adjustable endoscope injection device as above, wherein, described second push rod is provided with scale value; The distance that described second push rod can promote is 2-5mm.
A kind of adjustable endoscope injection device as above, wherein, also comprises an enlarging lens, and what described enlarging lens was connected to described second push rod pushes away on handle, for the scale value on described second push rod being amplified.
A kind of adjustable endoscope injection device as above, wherein, the diameter of described second cylindrical shell is 1/3rd of the diameter of described first cylindrical shell.
A kind of adjustable endoscope injection device as above, wherein, described first cylindrical shell and the second cylindrical shell are transparent cylindrical shell, and the outer wall of described first cylindrical shell is provided with scale value.
Compared with prior art, the beneficial effect that the present invention produces is mainly reflected in:
1, a kind of adjustable endoscope injection device of the present invention, it is by the second push rod in adjustment second cylindrical shell, thus drive the first drive mechanism and the second drive mechanism, then drive nook closing member and syringe needle, thus realize the object of the length regulating the syringe needle stretched out outside the second cylindrical shell;
2, a kind of adjustable endoscope injection device of the present invention, provides a kind of novel structure, the adjustable endoscope injection device that easy to operate, cost is low;
3, a kind of adjustable endoscope injection device of the present invention, it has, and structure is simple, easy to use, cost of manufacture is low, be beneficial to the feature extensively promoted.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of adjustable endoscope injection device of the present invention;
Fig. 2 is the structural representation of the syringe needle cylindrical shell of a kind of adjustable endoscope injection device of the present invention;
Description of reference numerals:
1, injection cylinder 2, syringe needle cylindrical shell 11, first cylindrical shell
12, the first push rod 21, second cylindrical shell 22, second push rod
23, nook closing member 24, syringe needle 26, first drive mechanism
27, the second drive mechanism 3, elastic component 4, connecting hose
5, liquid interface 7, scale value 8, enlarging lens is gone out
Detailed description of the invention
For the ease of understanding object of the present invention, technical scheme and effect thereof, now will be elaborated further the present invention in conjunction with the embodiments.
As depicted in figs. 1 and 2, a kind of adjustable endoscope injection device of the present invention, comprises injection device body, and described injection device body comprises injection cylinder 1 and syringe needle 24 cylindrical shell 2, and described injection cylinder 1 is connected with the integration of syringe needle 24 cylindrical shell 2; Described injection cylinder 1 comprises the first cylindrical shell 11 and the first push rod 12, and described first push rod 12 is located in described first cylindrical shell 11; Described syringe needle 24 cylindrical shell 2 comprises the second cylindrical shell 21, second push rod 22, nook closing member 23, syringe needle 24, first drive mechanism 25 and the second drive mechanism 26, described second push rod 22 links together with described nook closing member 23, and described nook closing member 23 is walked around the first drive mechanism 25 and is connected described syringe needle 24 with after the second drive mechanism 26; Described nook closing member 23, first drive mechanism 25, second drive mechanism 26 and syringe needle 24 are positioned at described second cylindrical shell 21; Described syringe needle 24 place is provided with an elastic component 3; Described elastic component 3 is set in described syringe needle 24 place; Described syringe needle 24 can pass from the outlet of the other end of described second cylindrical shell 21; Also comprise connecting hose 4, what one end of described connecting hose 4 was connected to described first cylindrical shell 11 goes out liquid interface 5, and the other end is communicated with described nook closing member 23 through described second cylindrical shell 21; Described connecting hose 4 goes out to be flexibly connected between liquid interface 5 with described; Described go out liquid interface 5 be located at one end away from described first push rod 12 of described first cylindrical shell 11.
A kind of adjustable endoscope injection device of the present invention, it is by the second push rod 22 in adjustment second cylindrical shell 21, thus drive the first drive mechanism 25 and the second drive mechanism 26, then drive nook closing member 23 and syringe needle 24, thus realize the object of the length regulating the syringe needle 24 stretched out outside the second cylindrical shell 21; First it open and open going out liquid interface 5 in connecting hose 4 when in use, connects the syringe needle of upper imbibition for going out liquid interface 5, and the liquid of injection will be needed to suck in described first cylindrical shell 11, then connects and go out on liquid interface 5 described in connecting hose 4 being connected to; The second push rod 22 in second cylindrical shell 21 is pushed ahead, then carries out according to the numerical value on enlarging lens 7 distance determining propelling; Second push rod 22 drives described nook closing member 23 to push ahead, thus passes through the transmission of the first drive mechanism 25 and the second drive mechanism 26, is pushed ahead by nook closing member 23, thus drives described syringe needle 24 to stretch out the suitable length of described second cylindrical shell 21; Then operate the first cylindrical shell 11 and can carry out injection operation.
As depicted in figs. 1 and 2, a kind of adjustable endoscope injection device of the present invention, described first drive mechanism 25 and the second drive mechanism 26 are a fixed pulley; It is inner that described fixed pulley is fixed at described second cylindrical shell 21; Described nook closing member 23 around described first drive mechanism 25 and the second drive mechanism 26 S-type.
A kind of adjustable endoscope injection device of the present invention, described first drive mechanism 25 and the second drive mechanism 26 are a fixed pulley, and adopt fixed pulley, the performance of its transmission is good, and frictional force is little.
As depicted in figs. 1 and 2, a kind of adjustable endoscope injection device of the present invention, described elastic component 3 is a spring, works the terminus inner being located at described second cylindrical shell 21, and is stuck between described syringe needle 24 and needle handle.
A kind of adjustable endoscope injection device of the present invention, arranges this elastic component 3, and when conveniently not using, it is inner that syringe needle 24 can be returned to the second syringe according to its elastic force by this spring.
As depicted in figs. 1 and 2, a kind of adjustable endoscope injection device of the present invention, described second push rod 22 is provided with scale value 6; The distance that described second push rod 22 can promote is 2-5mm.
As depicted in figs. 1 and 2, a kind of adjustable endoscope injection device of the present invention, also comprises an enlarging lens 7, and what described enlarging lens 7 was connected to described second push rod 22 pushes away on handle, for the scale value 6 on described second push rod 22 being amplified.
A kind of adjustable endoscope injection device of the present invention, due to its need control adjustable distance be 2-5mm, this distance for user, quite bad control, so arrange this enlarging lens 7, with user-friendly and open-and-shutly observe scale value 6.
As depicted in figs. 1 and 2, a kind of adjustable endoscope injection device of the present invention, the diameter of described second cylindrical shell 21 is 1/3rd of the diameter of described first cylindrical shell 11.
As depicted in figs. 1 and 2, a kind of adjustable endoscope injection device of the present invention, described first cylindrical shell 11 and the second cylindrical shell 21 are transparent cylindrical shell, and the outer wall of described first cylindrical shell 11 is provided with scale value 6.
Further describe invention has been above, but the present invention is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, can also make a variety of changes under the prerequisite not departing from present inventive concept in conjunction with the embodiments.
Claims (7)
1. an adjustable endoscope injection device, comprises injection device body, it is characterized in that:
Described injection device body comprises injection cylinder and syringe needle cylindrical shell, and described injection cylinder is connected with the integration of syringe needle cylindrical shell;
Described injection cylinder comprises the first cylindrical shell and the first push rod, and described first push rod is located in described first cylindrical shell;
Described syringe needle cylindrical shell comprises the second cylindrical shell, the second push rod, nook closing member, syringe needle, the first drive mechanism and the second drive mechanism, described second push rod and described nook closing member link together, and described nook closing member is walked around the first drive mechanism and is connected described syringe needle with after the second drive mechanism; Described nook closing member, the first drive mechanism, the second drive mechanism and syringe needle are positioned at described second cylindrical shell;
Described syringe needle place is provided with an elastic component; Described elastic component is set in described syringe needle place; Described syringe needle can pass from the outlet of the other end of described second cylindrical shell;
Also comprise connecting hose, what one end of described connecting hose was connected to described first cylindrical shell goes out liquid interface, and the other end is communicated with described nook closing member through described second cylindrical shell;
Described connecting hose goes out to be flexibly connected between liquid interface with described;
Described go out liquid interface be located at one end away from described first push rod of described first cylindrical shell.
2. a kind of adjustable endoscope injection device according to claim 1, is characterized in that:
Described first drive mechanism and the second drive mechanism are a fixed pulley; Described fixed pulley is fixed at described second inner barrel;
Described nook closing member around described first drive mechanism and the second drive mechanism S-type.
3. a kind of adjustable endoscope injection device according to claim 2, is characterized in that:
Described elastic component is a spring, works the terminus inner being located at described second cylindrical shell, and is stuck between described syringe needle and needle handle.
4. a kind of adjustable endoscope injection device according to claim 3, is characterized in that:
Described second push rod is provided with scale value;
The distance that described second push rod can promote is 2-5mm.
5. a kind of adjustable endoscope injection device according to claim 4, is characterized in that:
Also comprise an enlarging lens, what described enlarging lens was connected to described second push rod pushes away on handle, for the scale value on described second push rod being amplified.
6. a kind of adjustable endoscope injection device according to claim 5, is characterized in that:
The diameter of described second cylindrical shell is 1/3rd of the diameter of described first cylindrical shell.
7. a kind of adjustable endoscope injection device according to claim 6, is characterized in that:
Described first cylindrical shell and the second cylindrical shell are transparent cylindrical shell, and the outer wall of described first cylindrical shell is provided with scale value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510962890.9A CN105561445B (en) | 2015-12-19 | 2015-12-19 | A kind of adjustable endoscope injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510962890.9A CN105561445B (en) | 2015-12-19 | 2015-12-19 | A kind of adjustable endoscope injection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105561445A true CN105561445A (en) | 2016-05-11 |
| CN105561445B CN105561445B (en) | 2019-05-21 |
Family
ID=55872428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510962890.9A Expired - Fee Related CN105561445B (en) | 2015-12-19 | 2015-12-19 | A kind of adjustable endoscope injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105561445B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6258064B1 (en) * | 1999-10-04 | 2001-07-10 | Syntheon, Llc | Helically advanceable endoscopic needle device |
| US20020082617A1 (en) * | 1998-11-17 | 2002-06-27 | Srinivas Nishtala | Device for controlled endoscopic penetration of injection needle |
| CN101066224A (en) * | 2006-05-01 | 2007-11-07 | 伊西康内外科公司 | Flexible endoscopic safety needle |
| CN201244014Y (en) * | 2008-08-25 | 2009-05-27 | 中国人民解放军第四军医大学唐都医院 | Injection needle for adjustable endoscope |
| CN201564552U (en) * | 2009-11-24 | 2010-09-01 | 中国人民解放军第三军医大学第三附属医院 | Novel maxillary sinus pincers |
| US20130211374A1 (en) * | 2008-04-02 | 2013-08-15 | Hugh Hetherington | Injection Control Device for Proportional Injection, Extraction during the Syringe's Insertion, Retraction |
| CN205198608U (en) * | 2015-12-19 | 2016-05-04 | 中国人民解放军第四军医大学 | Scope injection device with adjustable |
-
2015
- 2015-12-19 CN CN201510962890.9A patent/CN105561445B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020082617A1 (en) * | 1998-11-17 | 2002-06-27 | Srinivas Nishtala | Device for controlled endoscopic penetration of injection needle |
| US6258064B1 (en) * | 1999-10-04 | 2001-07-10 | Syntheon, Llc | Helically advanceable endoscopic needle device |
| CN101066224A (en) * | 2006-05-01 | 2007-11-07 | 伊西康内外科公司 | Flexible endoscopic safety needle |
| US20130211374A1 (en) * | 2008-04-02 | 2013-08-15 | Hugh Hetherington | Injection Control Device for Proportional Injection, Extraction during the Syringe's Insertion, Retraction |
| CN201244014Y (en) * | 2008-08-25 | 2009-05-27 | 中国人民解放军第四军医大学唐都医院 | Injection needle for adjustable endoscope |
| CN201564552U (en) * | 2009-11-24 | 2010-09-01 | 中国人民解放军第三军医大学第三附属医院 | Novel maxillary sinus pincers |
| CN205198608U (en) * | 2015-12-19 | 2016-05-04 | 中国人民解放军第四军医大学 | Scope injection device with adjustable |
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| Publication number | Publication date |
|---|---|
| CN105561445B (en) | 2019-05-21 |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190521 Termination date: 20191219 |