CN109464166A - A kind of soft endoscopic biopsy mouth connector - Google Patents
A kind of soft endoscopic biopsy mouth connector Download PDFInfo
- Publication number
- CN109464166A CN109464166A CN201811596564.0A CN201811596564A CN109464166A CN 109464166 A CN109464166 A CN 109464166A CN 201811596564 A CN201811596564 A CN 201811596564A CN 109464166 A CN109464166 A CN 109464166A
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- Prior art keywords
- locking frame
- biopsy
- sealing plate
- positioning
- connecting tube
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- 238000001861 endoscopic biopsy Methods 0.000 title claims abstract description 26
- 238000001574 biopsy Methods 0.000 claims abstract description 85
- 238000007789 sealing Methods 0.000 claims abstract description 63
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000011010 flushing procedure Methods 0.000 claims description 14
- 230000008901 benefit Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 10
- 230000002496 gastric effect Effects 0.000 description 9
- 238000003825 pressing Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 210000003097 mucus Anatomy 0.000 description 3
- 210000002784 stomach Anatomy 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 210000000936 intestine Anatomy 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000002052 colonoscopy Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Instruments for taking body samples for diagnostic purposes; Other methods or instruments for diagnosis, e.g. for vaccination diagnosis, sex determination or ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments, e.g. catheter-type instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Endoscopes (AREA)
Abstract
The invention discloses a kind of soft endoscopic biopsy mouth connectors, including connecting tube, the baffle being movably set in connecting tube and spring and locking frame, wherein, one of the connecting tube is feed liquor connector, other end is liquid connector, the liquid connector out includes nozzle and sealing plate, wherein sealing plate is equipped with annular seal groove；The baffle and sealing plate are located in locking frame, the locking frame can make translational motion relative to sealing plate on the direction perpendicular to connecting tube, there is unlocked position and locked position when the locking frame is translated relative to sealing plate, be equipped between locking frame and the sealing plate for the positioning mechanism that frame is locked at unlocked position and locked position will to be locked；The locking frame is equipped with the card-tight part for being stuck in the protrusion at biopsy head outer rim.Soft endoscopic biopsy mouth connector of the invention can connect biopsy opening and syringe pipe, and whole device have the advantages that structure be simple and convenient to operate, good leak tightness.
Description
Technical field
The present invention relates to a kind of medical instruments, and in particular to a kind of soft endoscopic biopsy mouth connector.
Background technique
Currently, the type of Gastrointestinal Endoscopes is varied, when carrying out diagnosis and treatment to patient using Gastrointestinal Endoscopes, the case where due to patient
Difference, some patient's gastrointestinal tract foams or mucus or blood or excreta are more, and the mucus or excreta adhere to gastroscope optics
It when on camera lens, will cause that the Gastrointestinal Endoscopes visual field is smudgy, to influence the observation to stomach and intestine, increase difficulty to doctor's diagnosis and treatment
Degree.For this purpose, in use, when needing to be rinsed Gastrointestinal Endoscopes, it is common practice to by the syringe pipe of flushing pipe and the stomach
The biopsy opening (biopsy opening is the entrance of biopsy channel, and biopsy forceps is inserted by biopsy channel and implements to operate) of colonoscopy handle is even
It connects, such flushing liquor can be entered in biopsy channel by active interface, then flow out to Gastrointestinal Endoscopes table from biopsy channel outlet
Face is rinsed the mucus etc. on Gastrointestinal Endoscopes surface, so that field of view is apparent from.But existing syringe pipe and biopsy
There is no special connector to connect between mouthful, when use is sticked together by gum cover, and the connection side of the gum cover adhesion
Formula sealing effect and crushing resistance are poor, will appear junction leak or flushing caused by increasing because of flushing liquor hydraulic pressure in use
The case where head is disconnected with biopsy opening, and adhesion operation is cumbersome, to reduce using effect.Therefore it needs to design one kind
Connector solves the above problems.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of soft endoscopic biopsy mouth connectors, this is soft
Formula endoscopic biopsy mouth connector can connect biopsy opening and syringe pipe, and whole device has that structure is simple, operation side
Just, the advantages of good leak tightness.
The technical solution that the present invention solves above-mentioned technical problem is:
A kind of soft endoscopic biopsy mouth connector, including connecting tube, the baffle being movably set in connecting tube and spring with
And locking frame, wherein one of the connecting tube is feed liquor connector with flushing pipe Interference fit, and other end is and biopsy opening
Cooperation goes out liquid connector, and it includes nozzle for extending into biopsy head and close for carrying out to biopsy opening for should going out liquid connector
The sealing plate of envelope, wherein the sealing plate is equipped with the annular seal groove for sealing to biopsy opening；
The baffle and sealing plate are located in locking frame, and the locking frame can be relative on the direction perpendicular to connecting tube
Sealing plate makees translational motion, has unlocked position and locked position, the lock when locking frame is translated relative to sealing plate
It is equipped between tight frame and sealing plate for the positioning mechanism that frame is locked at unlocked position and locked position will to be locked；The locking
Frame is equipped with the card-tight part for being stuck in the protrusion at biopsy head outer rim；When locking frame is in unlocked position, the bullet
The elastic force of spring promotes the baffle and sealing plate to be pushed against the upper and lower ends for locking frame respectively；When biopsy head is connected to feed liquor connection
On head and when locking frame is moved to locked position, the card-tight part of the locking frame is stuck in the protrusion of biopsy head, and the spring
One end promote baffle to be pushed against the upper end of locking frame, the other end of the spring promotes the protrusion of biopsy head to support by sealing plate
Tightly on the card-tight part of locking frame.
Preferably, the air inlet for being connected to connecting tube is additionally provided with close to feed liquor connector position on the tube wall of the connecting tube
Connector.After above-mentioned air inlet connector is set, air inlet pipe and biopsy opening can be connected, and then by biopsy opening
The mode of interior logical air blowing completes the air-leakage test of scope, leads to the double of liquid and ventilation on biopsy opening connector to realize
Logical effect, enhances the use function of biopsy opening connector.
Preferably, the positioning mechanism include the positioning male member being arranged on sealing plate and be arranged on locking frame with it is fixed
The first positioning hole and second location hole of position male member cooperation, when locking frame is in unlocked position, the elastic force of the spring promotees
Move to the positioning male member in first positioning hole, when locking frame is in locked position, the elastic force of the spring promotes institute
Positioning male member is stated to move in second location hole.Which be by positioning male member and location hole cooperate to complete to lock
The limit of tight frame, to realize locking task.Have the advantages that structure is simple, locking effect is good in actual use.
Preferably, the positioning male member is multiple, and multiple positioning are symmetrically disposed in sealing plate, the top plate of the locking frame
It is upper to be also ordinatedly equipped with multiple first positioning holes and multiple second location holes with the positioning male member.In use, multiple convexes
Part and multiple first positioning holes or multiple second location holes cooperate, can be to the positioning action reinforced to sealing plate.
Preferably, the sealing plate is square plate, and the center position of square plate is arranged in the annular seal groove, described
Positioning male member is four, and four positioning male members are separately positioned on four angles of square plate.The advantages of this arrangement are as follows uniformly dividing
Four positioning male members of the cloth in square plate enable to sealing plate to obtain comprehensive fixation, to further increase to close
The locating effect of sealing plate.
Preferably, it is additionally provided on the locking frame and is led for the motion switch to first positioning hole and second location hole
To guide groove, the guide groove can assist locking frame successfully switch over movement.
Preferably, the upper end of the locking frame is made of the snap-gauge block that muti-piece is distributed in connecting tube two sides.It sets in this way
Setting is advantageous in that, the snap-gauge block of the distribution at muti-piece interval can reduce the area of receiving and top plate, thus locking frame with it is close
The contact area of reduction between the two when relative motion is carried out between sealing plate, plays the role of reducing friction, so that switching fortune
It is dynamic more successfully to carry out.
Preferably, the card-tight part at the unlocked position on the locking frame is made of semi-enclosed bayonet, this is semiclosed
Formula bayonet include with the arc surface of biopsy head to match and for during biopsy head enters arc sections to biopsy head into
The guiding surface of row guiding, rounding off connects between the guiding surface and arc surface, when biopsy head and circular arc face contact, institute
State second location hole described in positioning male member face.It on the one hand, can be to biopsy head from non-locking position after by above-mentioned guiding surface
It sets and switches to the motion switch of locked position and play guiding role, it on the other hand, can be by biopsy head after above-mentioned arc sections
It is accurately located in motion switch into the first locating slot, so that motion switch more successfully carries out.
The working principle of the invention is:
In use, first locking frame is moved at unlocked position, the elastic force of spring promotes the baffle and sealing at this time
Plate is pushed against the upper and lower ends of locking frame respectively, then inserts the nozzle into biopsy head, and make biopsy head and annular close
The gluing, sealing of sealing groove makes biopsy opening overcome the elastic force of spring by sealing plate top by applying pressing force to locking frame later
It rises, then, Level Promoting locking frame slides into from locked position from unlocked position, locking frame is then unclamped, in the bullet of spring
Under power, the card-tight part of the locking frame is stuck in the protrusion of biopsy head, and one end of spring promotes baffle to be pushed against locking frame
The other end of upper end, spring promotes the protrusion of biopsy head to be pushed against on the card-tight part of locking frame by sealing plate, thus realization pair
The locking of biopsy head.Since connecting tube one feed liquor connector is the dedicated connector of flushing pipe, hereafter need to will only rush
It washes pipe and is mounted on feed liquor connector and scope can be rinsed.
After completing the flushing task of Gastrointestinal Endoscopes, similarly, frame will be locked by way of pressing and horizontal sliding from locking
Position slides into unlocked position, then unclamps locking frame, under the elastic force of spring, the elastic force of the spring promotes the baffle
The upper and lower ends of locking frame are pushed against respectively with sealing plate, under such biopsy head is detached from from sealing plate under gravity
Come, to realize the separation between biopsy opening connector and biopsy head.
The present invention have compared with prior art it is below the utility model has the advantages that
1, soft endoscopic biopsy mouth connector of the invention can be realized the connection living between biopsy opening and flushing pipe, that is, work as
When needing to rinse Gastrointestinal Endoscopes, biopsy opening connector is mounted in biopsy opening by pressing and slide, and pass through positioning
Mechanism locks connector in biopsy opening；After completing flushing task, then by pressing slide by biopsy opening connector from
It is removed in biopsy opening.Relative to it is existing by the connection type of gum cover adhesion for, on the one hand can repeatedly use, separately
On the one hand, situations such as good connecting effect is not in liquid leakage.
2, soft endoscopic biopsy mouth connector of the invention is cut to the unlocked position and locked position of locking frame
During changing, it is only necessary to after frame is locked in pressing, push locking frame that can complete switching task relative to sealing plate sliding, because
This is simple and quick, and biopsy head is firmly locked in locking frame further through positioning mechanism after switching, to improve
Fixed effect.
3, soft endoscopic biopsy mouth connection header structure of the invention is simple, small in size, it is only necessary to by connecting tube, baffle,
The simple assembling of spring, locking frame components is just able to use, therefore is assembled extremely convenient to use.
Detailed description of the invention
Fig. 1 is a kind of stereochemical structure signal of a specific embodiment of soft endoscopic biopsy mouth connector of the invention
Figure.
Fig. 2 is the partial exploded view of soft endoscopic biopsy mouth connector shown in FIG. 1.
Fig. 3 is the state diagram in soft endoscopic biopsy mouth connector shown in FIG. 1 when locking frame and being in unlocked position.
Fig. 4 is the schematic perspective view of connecting tube in soft endoscopic biopsy mouth connector shown in FIG. 1.
Fig. 5 is the schematic perspective view that frame is locked in soft endoscopic biopsy mouth connector shown in FIG. 1.
Fig. 6 is the structural schematic diagram of locking frame bottom shown in fig. 5.
Fig. 7 is the structural schematic diagram of the tight lock part of locking frame shown in fig. 5.
Fig. 8 is the schematic perspective view of the corresponding soft endoscopic biopsy mouth connector of embodiment 2.
Connecting tube 1, baffle 2, spring 3, locking frame 4, lock the upper and lower ends 4-1 of frame, guide groove 4-2, snap-gauge block 4-3,
Semi-enclosed bayonet 4-4, feed liquor connector 5, nozzle 6, sealing plate 7, annular seal groove 7-1, positioning male member 8, first positioning hole
8-1, second location hole 8-2, air inlet connector 9.
Specific embodiment
Present invention will now be described in further detail with reference to the embodiments and the accompanying drawings, but embodiments of the present invention are unlimited
In this.
Embodiment 1
Referring to Fig. 1-Fig. 7, a kind of soft endoscopic biopsy mouth connector of the invention includes connecting tube 1, the company of being movably set in
Baffle 2 and spring 3 on adapter tube 1 and locking frame 4, wherein one of the connecting tube 1 be with flushing pipe Interference fit into
Liquid connector 5, other end are that (specific structure of biopsy opening can refer to application publication number by stomach and intestine with biopsy opening
Fig. 2 in the utility model patent of CN102697455A in Figure of description) cooperation go out liquid connector, should go out liquid connector packet
Include the nozzle 6 for extending into biopsy head and the sealing plate for being sealed to biopsy opening 7, wherein on the sealing plate 7
Equipped with the annular seal groove 7-1 for being sealed to biopsy opening；The baffle 2 and sealing plate 7 are located in locking frame 4, the locking
Frame 4 can make translational motion in the direction perpendicular to connecting tube 1 relative to sealing plate 7, and the locking frame 4 is relative to sealing plate 7
There is unlocked position and locked position when translation, be equipped between the locking frame 4 and sealing plate 7 and locked for frame 4 will to be locked
In the positioning mechanism of unlocked position and locked position；The locking frame 4 is equipped with the protrusion for being stuck at biopsy head outer rim
On card-tight part；When locking frame 4 is in unlocked position, the elastic force of the spring 3 promotes the baffle 2 and sealing plate 7 to divide
It is not pushed against the upper and lower ends 4-1 of locking frame 4；Locking position is moved to when biopsy head is connected on feed liquor connector 5 and locks frame 4
When setting, the card-tight part of the locking frame 4 is stuck in the protrusion of biopsy head, and one end of the spring 3 promotes baffle 2 to be pushed against lock
The upper end of tight frame 4, the other end of the spring 3 pass through the card-tight part that sealing plate 7 promotes the protrusion of biopsy head to be pushed against locking frame 4
On.
- Fig. 5 referring to fig. 2, the positioning mechanism include the positioning male member 8 being arranged on sealing plate 7 and setting in locking frame 4
On with positioning male member 8 cooperate first positioning hole 8-1 and second location hole 8-2, when lock frame 4 be in unlocked position when,
The elastic force of the spring 3 promotes the positioning male member 8 to move in first positioning hole 8-1；When locking frame 4 is in locked position
When, the elastic force of the spring 3 promotes the positioning male member 8 to move in second location hole 8-2.Which is by positioning male member
8 with location hole cooperate to complete to locking frame 4 limit, to realize locking task.There is knot in actual use
The advantage that structure is simple, locking effect is good.As a preferred embodiment, the sealing plate 7 is square plate, the annular seal groove 7-
1 is arranged in the center position of square plate, and the positioning male member 8 is four, and four positioning male members 8 are separately positioned on the four of square plate
On a angle.The advantages of this arrangement are as follows four positioning male members 8 being evenly distributed in square plate enable to sealing plate 7 to obtain
Comprehensive fixation, to further increase the locating effect to sealing plate 7.
Referring to Fig. 5, it is additionally provided on the locking frame 4 for the switching fortune to first positioning hole 8-1 and second location hole 8-2
The dynamic guide groove 4-2 being oriented to, guide groove 4-2 can assist locking frame 4 successfully to switch over movement.The locking frame
4 upper end is made of the snap-gauge block 4-3 that muti-piece is distributed in 1 two sides of connecting tube, which constitutes the card-tight part.
The advantages of this arrangement are as follows the snap-gauge block 4-3 of the distribution at muti-piece interval can reduce the area of receiving and top plate, thus locking
The contact area of reduction between the two when relative motion is carried out between tight frame 4 and sealing plate 7, plays the role of reducing friction, thus
So that motion switch more successfully carries out.
Referring to Fig. 6, the card-tight part at unlocked position on the locking frame 4 is made of semi-enclosed bayonet 4-4, should be partly
Closed bayonet 4-4 include with the arc surface of biopsy head to match and for during biopsy head enters arc sections to work
The guiding surface that inspection head is oriented to, rounding off connects between the guiding surface and arc surface, when biopsy head moves to and circle
When cambered surface contacts, second location hole 8-2 described in 8 face of positioning male member.It on the one hand, can after by above-mentioned guiding surface
Guiding role is played from the motion switch that unlocked position switches to locked position to biopsy head, on the other hand, passes through above-mentioned circle
After arc portion, biopsy head can be accurately located into the first locating slot in motion switch, so that motion switch is more
Successfully carry out.
The working principle of the invention is:
In use, first locking frame 4 is moved at unlocked position, the elastic force of spring 3 promotes the baffle 2 and close at this time
Sealing plate 7 is pushed against the upper and lower ends of locking frame 4 respectively, then nozzle 6 is inserted into biopsy head, and make biopsy head and ring
The gluing, sealing of shape seal groove 7-1 makes biopsy opening overcome the elastic force of spring 3 will by applying pressing force to locking frame 4 later
Sealing plate 7 jacks up, and then, Level Promoting locking frame 4 slides into from locked position from unlocked position, then unclamps locking frame 4,
Under the elastic force of spring 3, the card-tight part of the locking frame 4 is stuck in the protrusion of biopsy head, and one end of spring 3 promotes baffle 2
It is pushed against the upper end of locking frame 4, the other end of spring 3 passes through the card that sealing plate 7 promotes the protrusion of biopsy head to be pushed against locking frame 4
In tight portion, to realize the locking to biopsy head.Since connecting tube 1 one feed liquor connectors 5 are the dedicated connection of flushing pipe
Head, therefore hereafter only flushing pipe need to be mounted on feed liquor connector 5 and scope can be rinsed.
After completing the flushing task of Gastrointestinal Endoscopes, similarly, frame 4 will be locked by way of pressing and horizontal sliding from locking
Position slides into unlocked position, then unclamps locking frame 4, and under the elastic force of spring 3, the elastic force of the spring 3 promotes described
Baffle 2 and sealing plate 7 are pushed against the upper and lower ends of locking frame 4 respectively, and such biopsy head is under gravity from sealing plate 7
It separates, to realize the separation between biopsy opening connector and biopsy head.
Embodiment 2
Referring to Fig. 8, the present embodiment difference from example 1 is that, on the tube wall of the connecting tube 1 close to feed liquor connect
The air inlet connector 9 for being connected to connecting tube 1 is additionally provided at connector 5.After above-mentioned connection air inlet head 9 is set, it can incite somebody to action
Air inlet pipe is connected with biopsy opening, and then the air-leakage test of scope is completed by way of leading into biopsy opening and blowing,
To realize the bilateral effect for leading to liquid and ventilation on biopsy opening connector, the use function of biopsy opening connector is enhanced.
The present embodiment other embodiment other than the above is implemented referring to embodiment 1.
Above-mentioned is the preferable embodiment of the present invention, but embodiments of the present invention are not limited by the foregoing content,
His any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention, should be
The substitute mode of effect, is included within the scope of the present invention.
Claims (8)
1. a kind of soft endoscopic biopsy mouth connector, which is characterized in that including connecting tube, the baffle being movably set in connecting tube
With spring and locking frame, wherein one of the connecting tube is the feed liquor connector with flushing pipe Interference fit, and other end is
Go out liquid connector with biopsy opening cooperation, should go out liquid connector includes nozzle for extending into biopsy head and for biopsy
The sealing plate that mouth is sealed, wherein the sealing plate is equipped with the annular seal groove for sealing to biopsy opening；
The baffle and sealing plate are located in locking frame, and the locking frame can be relative to sealing on the direction perpendicular to connecting tube
Plate makees translational motion, has unlocked position and locked position, the locking frame when locking frame is translated relative to sealing plate
It is equipped between sealing plate for the positioning mechanism that frame is locked at unlocked position and locked position will to be locked；On the locking frame
Equipped with the card-tight part for being stuck in the protrusion at biopsy head outer rim；When locking frame is in unlocked position, the spring
Elastic force promotes the baffle and sealing plate to be pushed against the upper and lower ends for locking frame respectively；When biopsy head is connected on feed liquor connector
And locking frame, when being moved to locked position, the card-tight part of the locking frame is stuck in the protrusion of biopsy head, and the one of the spring
End promotes baffle to be pushed against the upper end for locking frame, and the other end of the spring promotes the protrusion of biopsy head to be pushed against by sealing plate
On the card-tight part for locking frame.
2. soft endoscopic biopsy mouth connector according to claim 1, which is characterized in that leaned on the tube wall of the connecting tube
Nearly feed liquor connector position is additionally provided with the air inlet connector for being connected to connecting tube.
3. soft endoscopic biopsy mouth connector according to claim 1 or 2, which is characterized in that the positioning mechanism includes
The positioning male member being arranged on sealing plate and the first positioning hole cooperated with positioning male member and second being arranged on locking frame are determined
Position hole, when locking frame is in unlocked position, the elastic force of the spring promotes the positioning male member to move to first positioning hole
It is interior；When locking frame is in locked position, the elastic force of the spring promotes the positioning male member to move in second location hole.
4. soft endoscopic biopsy mouth connector according to claim 3, which is characterized in that the positioning male member be it is multiple,
Multiple positioning are symmetrically disposed in sealing plate, with the positioning male member also ordinatedly equipped with multiple the on the top plate of the locking frame
A positioning hole and multiple second location holes.
5. soft endoscopic biopsy mouth connector according to claim 4, which is characterized in that the sealing plate is square plate,
The center position of square plate is arranged in the annular seal groove, and the positioning male member is four, and four positioning male members are set respectively
It sets on four angles of square plate.
6. soft endoscopic biopsy mouth connector according to claim 1 or 2, which is characterized in that also set on the locking frame
There is the guide groove being oriented to for the motion switch to first positioning hole and second location hole.
7. soft endoscopic biopsy mouth connector according to claim 1 or 2, which is characterized in that the upper end of the locking frame
It is made of the snap-gauge block that muti-piece is distributed in connecting tube two sides.
8. soft endoscopic biopsy mouth connector according to claim 1 or 2, which is characterized in that non-on the locking frame
Card-tight part at locked position is made of semi-enclosed bayonet, which includes the circular arc to match with biopsy head
Face and guiding surface for being oriented to during biopsy head enters arc sections to biopsy head, the guiding surface and circular arc
Rounding off connects between face, when biopsy head is moved to the circular arc face contact, second described in the positioning male member face
Location hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811596564.0A CN109464166B (en) | 2018-12-25 | 2018-12-25 | Soft endoscope biopsy mouth connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811596564.0A CN109464166B (en) | 2018-12-25 | 2018-12-25 | Soft endoscope biopsy mouth connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109464166A true CN109464166A (en) | 2019-03-15 |
| CN109464166B CN109464166B (en) | 2023-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811596564.0A Active CN109464166B (en) | 2018-12-25 | 2018-12-25 | Soft endoscope biopsy mouth connector |
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| CN (1) | CN109464166B (en) |
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