CN108606813A - A kind of acquisition needle of endoscope sample - Google Patents
A kind of acquisition needle of endoscope sample Download PDFInfo
- Publication number
- CN108606813A CN108606813A CN201810516457.6A CN201810516457A CN108606813A CN 108606813 A CN108606813 A CN 108606813A CN 201810516457 A CN201810516457 A CN 201810516457A CN 108606813 A CN108606813 A CN 108606813A
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- CN
- China
- Prior art keywords
- needle
- sleeve
- wall
- outer tube
- forms
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0283—Pointed or sharp biopsy instruments with vacuum aspiration, e.g. caused by retractable plunger or by connected syringe
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
- A61B2010/045—Needles
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Endoscopes (AREA)
Abstract
The invention discloses a kind of acquisition needle of endoscope sample, including outer tube and needle is taken, takes needle to be plugged in outer tube, take and form centre bore on needle, it is characterised in that：The lower end of outer tube forms protection sleeve pipe; it takes the lower end of needle to be plugged in protection sleeve pipe, takes the upper end of needle to form the connector sleeve of annular, the groove of annular is formed on the outer wall of connector sleeve; grafting is fixed with lower sleeve gasket in groove, and the outer wall of lower sleeve gasket is pressed against on the inner wall of outer tube；The separator of T-type is plugged in the connector sleeve, the disk outer wall of separator is resisted against on the inner wall of connector sleeve；The upper end of connector sleeve is bolted with interpolation pole, the straight slot being connected with inside connector sleeve is formed on interpolation pole, plugged and fixed has upper sleeve gasket on interpolation pole, the outer wall of upper sleeve gasket is pressed against on the inner wall of outer tube, it is bolted with negative pressure element on the outer tube of upper sleeve gasket lower part, the venthole being connected with straight slot is formed on interpolation pole.The present invention facilitates realization to realizing that extraction makes a collection of specimens in vivo.
Description
Technical field：
The present invention relates to the technical fields of medical instrument, more specifically to a kind of acquisition needle of endoscope sample.
Background technology：
When diagnosing the illness accurately to find the cause of disease, biopsy need to be carried out to lesion, doctor is with medical apparatus from lesion
It is middle to obtain a certain amount of living tissue progress pathological analysis, so as to symptomatic treatment.Utensil common in the prior art is to play rifle
Formula biopsy needle, this device make biopsy needle in intralesional carry out biopsy by the release of built-in spring；In various upper measures when use, such as
Biopsy needle is punctured to lesion under the guiding such as B ultrasound, CT, then release spring, biopsy needle then quickly in intralesional puncture, if one
It is secondary not obtain tissue, then it needs to repeat above-mentioned action, increases damage probability；Simultaneously as dynamics is made of spring, it is difficult to control and lives
Examine the depth etc. of needle.To need corresponding more convenient simple endoscope sample extraction element.
Invention content：
The purpose of the present invention and provides a kind of acquisition needle of endoscope sample aiming at the deficiency of the prior art,
Facilitate realization to realizing that extraction makes a collection of specimens in vivo.
To achieve the above object, the technical solution adopted by the present invention is as follows：
A kind of acquisition needle of endoscope sample, including outer tube and needle is taken, it takes needle to be plugged in outer tube, takes needle
On form centre bore, it is characterised in that：The lower end of outer tube forms protection sleeve pipe, and the lower end of needle is taken to be plugged on protective case
In pipe, the upper end of needle is taken to form the connector sleeve of annular, forms the groove of annular on the outer wall of connector sleeve, connector sleeve it is recessed
Grafting is fixed with lower sleeve gasket in slot, and the outer wall of lower sleeve gasket is pressed against on the inner wall of outer tube；Grafting in the connector sleeve
There are the separator of T-type, separator to be made of disk and cylinder, the cylinder of separator is plugged in the centre bore for taking needle, isolation
The disk outer wall of part is resisted against on the inner wall of connector sleeve；
The upper end of the connector sleeve is bolted with interpolation pole, and the straight slot being connected with inside connector sleeve is formed on interpolation pole,
Annular groove is formed on the outer wall on interpolation pole top, in the annular groove of interpolation pole grafting be fixed with upper sleeve gasket, upper sleeve gasket
Outer wall is pressed against on the inner wall of outer tube, and negative pressure element is bolted on the outer tube of upper sleeve gasket lower part, upper sleeve gasket top
The venthole being connected with straight slot is formed on interpolation pole, and the slot opposite with venthole is formed on upper sleeve gasket；In described
The top of inserted link stretches out outer tube and forms button, and the interpolation pole upper sleeve on the downside of button is fixed with positioning sleeve；
The negative pressure element includes negative tube, and one end of negative tube forms the thread head being connect with outer tube, negative pressure
The grooving that annular is formed on the inner wall of the other end of pipe, forms internal thread on the inner wall of grooving, on negative tube grooving with it is interior
Being pressed against on step surface between pore has seal disc, position-arresting disk is bolted in the grooving of negative tube, the center of position-arresting disk forms
Aspirating hole is equipped with compression spring between position-arresting disk and seal disc, the both ends of compression spring are pressed against on position-arresting disk and seal disc.
Preferably, the section of the negative pressure element upper limit disk and seal disc is in the shape of a " convex ", the both ends sleeve of compression spring
On position-arresting disk and seal disc.
Preferably, the protection sleeve pipe for taking the lower end of needle not expose outer tube, the length of protection sleeve pipe, which is less than, to be taken
The length of needle.
Preferably, the upper surface of the positioning sleeve and the upper surface of outer tube are parallel, and the distance of positioning sleeve to button is big
In the length of protection sleeve pipe.
Preferably, the diameter for taking the diameter of needle to be less than protection sleeve pipe.
Preferably, the upper end sleeve of the outer tube is fixed with Anti-slip cover.
The beneficial effects of the present invention are：Its is simple in structure, facilitates realization to realizing that extraction makes a collection of specimens in vivo, convenient for pair
The assay of pathology is studied.
Description of the drawings：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the close-up schematic view at A in Fig. 1.
In figure：1, outer tube；11, protection sleeve pipe；2, needle is taken；21, centre bore；22, connector sleeve；23, groove；3, it is isolated
Part；4, lower sleeve gasket；5, interpolation pole；51, straight slot；52, annular groove；53, venthole；54, button；6, negative pressure element；61, negative pressure
Pipe；611, thread head；612, grooving；62, seal disc；63, position-arresting disk；631, aspirating hole；64, compression spring；7, Anti-slip cover；8, it positions
Set；9, upper sleeve gasket.
Specific implementation mode：
Embodiment：See Fig. 1, shown in 2, a kind of acquisition needle of endoscope sample, including outer tube 1 and needle 2 is taken, take needle
2 are plugged in outer tube 1, take and form centre bore 21 on needle 2, it is characterised in that：The lower end of outer tube 1 forms protective case
Pipe 11 takes the lower end of needle 2 to be plugged in protection sleeve pipe 11, and the upper end of needle 2 is taken to form the connector sleeve 22 of annular, connector sleeve
The groove 23 that annular is formed on 22 outer wall, in the groove 23 of connector sleeve 22 grafting be fixed with lower sleeve gasket 4, lower sleeve gasket 4
Outer wall be pressed against on the inner wall of outer tube 1；The separator 3 of T-type is plugged in the connector sleeve 22, separator 3 is by disk
It is formed with cylinder, the cylinder of separator 3 is plugged in the centre bore 21 for taking needle 2, and the disk outer wall of separator 3 is resisted against connection
On the inner wall of set 22；
The upper end of the connector sleeve 22 is bolted with interpolation pole 5, forms on interpolation pole 5 and is connected with inside connector sleeve 22
Straight slot 51 forms annular groove 52 on the outer wall on 5 top of interpolation pole, in the annular groove 52 of interpolation pole 5 grafting be fixed with sealing
Set 9, the outer wall of upper sleeve gasket 9 is pressed against on the inner wall of outer tube 1, and negative pressure member is bolted on the outer tube 1 of 9 lower part of upper sleeve gasket
Part 6 forms the venthole 53 being connected with straight slot 51 on the interpolation pole 5 on 9 top of upper sleeve gasket, is formed on upper sleeve gasket 9
The slot opposite with venthole 53；The top of the interpolation pole 5 stretches out outer tube 1 and forms button 54, interior on the downside of button 54
5 upper sleeve of inserted link is fixed with positioning sleeve 8；
The negative pressure element 6 includes negative tube 61, and one end of negative tube 61 forms the thread head being connect with outer tube 1
611, the grooving 612 of annular is formed on the inner wall of the other end of negative tube 61, and internal thread is formed on the inner wall of grooving 612,
Being pressed against on step surface on negative tube 61 between grooving 612 and inner orifice has seal disc 62, is spirally connected in the grooving 612 of negative tube 61
There are position-arresting disk 63, the center of position-arresting disk 63 to form aspirating hole 631, compression spring 64, pressure are equipped between position-arresting disk 63 and seal disc 62
The both ends of spring 64 are pressed against on position-arresting disk 63 and seal disc 62.
Preferably, the section of 6 upper limit disk 63 of the negative pressure element and seal disc 62 is in the shape of a " convex ", and the two of compression spring 64
Hold sleeve on position-arresting disk 63 and seal disc 62.
Preferably, the protection sleeve pipe 11 for taking the lower end of needle 2 not expose outer tube 1, the length of protection sleeve pipe 11 are small
In the length for taking needle 2.
Preferably, the upper surface of the positioning sleeve 8 and the upper surface of outer tube 1 are parallel, positioning sleeve 8 to button 54 away from
From the length more than protection sleeve pipe 11.
Preferably, the diameter for taking the diameter of needle 2 to be less than protection sleeve pipe 11.
Preferably, the upper end sleeve of the outer tube 1 is fixed with Anti-slip cover 7, and outer spiral shell is formed on the outer wall of negative tube 61
Line.
Operation principle：The present invention is the acquisition needle of endoscope sample, and the protection sleeve pipe 11 of outer tube 1 is taken for protecting
Needle 2 avoids in 1 grafting physiological disposition of outer tube, needle 2 is taken to be in contact with its hetero-organization, and negative pressure element 6 may be used very
Sky pump, realizes and is vacuumized in the negative tube 61 of negative pressure element 6, realizes negative pressure in negative tube 61；And when reaching acquisition position, under
Button 5, realization take needle 2 to expose protection sleeve pipe 11 and realize use, meanwhile, negative tube 61 and the straight slot 51 of interpolation pole 5 connect
Logical, then separator 3 floats, and realizes in the centre bore for taking needle 2 and plugs negative pressure, realizes the collection of acquisition site tissue, then will
It takes needle 2 to pull back, is taken out in vitro by outer tube 1, and acquiring needle 2 can extract out outside outer tube 1, realize the collection of sample.
The embodiment is to be illustrated the present invention, and is not intended to limit the present invention.Any those skilled in the art
It can modify without violating the spirit and scope of the present invention to the embodiment, therefore the rights protection model of the present invention
It encloses, it should be as listed by the claim of the present invention.
Claims (6)
1. a kind of acquisition needle of endoscope sample, including outer tube (1) and needle (2) is taken, needle (2) is taken to be plugged on outer tube
(1) it in, takes and forms centre bore (21) on needle (2), it is characterised in that：The lower end of outer tube (1) forms protection sleeve pipe
(11), it takes the lower end of needle (2) to be plugged in protection sleeve pipe (11), the upper end of needle (2) is taken to form the connector sleeve of annular
(22), the groove (23) of annular is formed on the outer wall of connector sleeve (22), groove (23) interior grafting of connector sleeve (22) is fixed with
The outer wall of lower sleeve gasket (4), lower sleeve gasket (4) is pressed against on the inner wall of outer tube (1)；It is plugged in the connector sleeve (22)
The separator (3) of T-type, separator (3) are made of disk and cylinder, and the cylinder of separator (3) is plugged on the center for taking needle (2)
In hole (21), the disk outer wall of separator (3) is resisted against on the inner wall of connector sleeve (22)；
The upper end of the connector sleeve (22) is bolted with interpolation pole (5), forms on interpolation pole (5) and is connected inside connector sleeve (22)
Logical straight slot (51) forms annular groove (52), annular groove (52) interpolation of interpolation pole (5) on the outer wall on interpolation pole (5) top
It connects and is fixed with upper sleeve gasket (9), the outer wall of upper sleeve gasket (9) is pressed against on the inner wall of outer tube (1), upper sleeve gasket (9) lower part
Outer tube (1) on be bolted with negative pressure element (6), formed on the interpolation pole (5) on upper sleeve gasket (9) top and straight slot (51) phase
The venthole (53) of connection forms on upper sleeve gasket (9) and the opposite slot of venthole (53)；The top of the interpolation pole (5)
End stretches out outer tube (1) and forms button (54), and interpolation pole (5) upper sleeve on the downside of button (54) is fixed with positioning sleeve (8)；
The negative pressure element (6) includes negative tube (61), and one end of negative tube (61) forms the spiral shell being connect with outer tube (1)
Line head (611), forms the grooving (612) of annular on the inner wall of the other end of negative tube (61), on the inner wall of grooving (612) at
Type has an internal thread, and grooving (612) is pressed against on the step surface between inner orifice on negative tube (61) seal disc (62), negative tube
(61) it is bolted with position-arresting disk (63) in grooving (612), the center of position-arresting disk (63) forms aspirating hole (631), position-arresting disk
(63) compression spring (64) is equipped between seal disc (62), the both ends of compression spring (64) are pressed against position-arresting disk (63) and seal disc (62)
On.
2. a kind of acquisition needle of endoscope sample according to claim 1, it is characterised in that：On the negative pressure element (6)
The section of position-arresting disk (63) and seal disc (62) is in the shape of a " convex ", and the both ends sleeve of compression spring (64) is in position-arresting disk (63) and sealing
On disk (62).
3. a kind of acquisition needle of endoscope sample according to claim 1, it is characterised in that：It is described to take under needle (2)
The protection sleeve pipe (11) of outer tube (1) is not exposed at end, and the length of protection sleeve pipe (11) is less than the length for taking needle (2).
4. a kind of acquisition needle of endoscope sample according to claim 3, it is characterised in that：The positioning sleeve (8) it is upper
End face and the upper surface of outer tube (1) are parallel, and the distance of positioning sleeve (8) to button (54) is more than the length of protection sleeve pipe (11)
Degree.
5. a kind of acquisition needle of endoscope sample according to claim 1, it is characterised in that：It is described to take the straight of needle (2)
Diameter is less than the diameter of protection sleeve pipe (11).
6. a kind of acquisition needle of endoscope sample according to claim 1, it is characterised in that：The outer tube (1) it is upper
End sleeve is fixed with Anti-slip cover (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810516457.6A CN108606813A (en) | 2018-05-25 | 2018-05-25 | A kind of acquisition needle of endoscope sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810516457.6A CN108606813A (en) | 2018-05-25 | 2018-05-25 | A kind of acquisition needle of endoscope sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108606813A true CN108606813A (en) | 2018-10-02 |
Family
ID=63664046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810516457.6A Withdrawn CN108606813A (en) | 2018-05-25 | 2018-05-25 | A kind of acquisition needle of endoscope sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108606813A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111317549A (en) * | 2020-03-03 | 2020-06-23 | 刘卫辉 | Ultrasonic endoscope puncture needle system in power-on mode |
| CN111568479A (en) * | 2020-05-25 | 2020-08-25 | 中国人民解放军西部战区总医院 | Kidney puncture instrument for biopsy |
-
2018
- 2018-05-25 CN CN201810516457.6A patent/CN108606813A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111317549A (en) * | 2020-03-03 | 2020-06-23 | 刘卫辉 | Ultrasonic endoscope puncture needle system in power-on mode |
| CN111317549B (en) * | 2020-03-03 | 2021-02-19 | 刘卫辉 | Ultrasonic endoscope puncture needle system in power-on mode |
| CN111568479A (en) * | 2020-05-25 | 2020-08-25 | 中国人民解放军西部战区总医院 | Kidney puncture instrument for biopsy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191122 Address after: 523000 room 06, Room 203, building 1, No. 5, Songshan Lake section, Songshan Lake Avenue, Songshan Lake Park, Dongguan City, Guangdong Province Applicant after: Dongguan Jinyue Information Technology Co., Ltd. Address before: 523000 Guangdong province Dongguan City Songshan Lake high tech Industrial Zone Building 406 industrial development productivity Applicant before: Dongguan Lianzhou Intellectual Property Operation Management Co.,Ltd. |
|
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181002 |