CN208551869U - Per os nasopharynx biopsy naso-pharyngeal biopsy forceps - Google Patents
Per os nasopharynx biopsy naso-pharyngeal biopsy forceps Download PDFInfo
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- CN208551869U CN208551869U CN201721697033.1U CN201721697033U CN208551869U CN 208551869 U CN208551869 U CN 208551869U CN 201721697033 U CN201721697033 U CN 201721697033U CN 208551869 U CN208551869 U CN 208551869U
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- claw beam
- biopsy
- collet
- clamp handle
- gear
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Abstract
The utility model discloses a kind of per os nasopharynx biopsy naso-pharyngeal biopsy forceps, including biopsy forceps ontology, biopsy forceps ontology includes left clamp handle, right clamp handle, L-type claw beam, binding clip and Y type traction seal wire；Binding clip and the claw beam are rotatably connected；Binding clip includes connecting rod and the first collet and the second collet that connection boom end is arranged in；First collet and the second collet are connect by torsionspring with the connecting rod；Left clamp handle is hinged with the right clamp handle, and left clamp handle is fixedly connected with the claw beam；Hollow channel is provided in claw beam；Y type traction seal wire is set to inside the claw beam；One end that Y type draws seal wire is traction end, which is fixedly connected with right clamp handle；Two connecting pins being fixedly connected respectively with the first collet and the second collet are arranged in the other end that Y type draws seal wire；Connecting rod is connect by rotating device with claw beam end.The utility model structure is simple, has the prominent advantages that the adjustable angle of biopsy binding clip.
Description
Technical field
The utility model relates to technical field of medical equipment, and in particular to a kind of per os nasopharynx biopsy nasopharynx
Biopsy forceps.
Background technique
Pharynx nasalis Biopsy technique is the confirmation nasopharynx pathological changes especially common method of nasopharyngeal malignant disease, is lived
Inspection histopathogenic diagnosis is its final judgement goldstandard.Since China is one of nasopharyngeal carcinoma hotspot, in clinical position
It must be familiar with the dissection of pharynx nasalis and the inspection of masopharyngeal mirror, the skilled method for grasping nasopharynx biopsy.
The method of nasopharynx biopsy includes per os nasopharynx biopsy and via intranasal application approach nasopharynx biopsy.Assistant or trouble
Person is depressed root of the tongue portion with spatula, and patient's left hand holds direct or indirect masopharyngeal mirror, and the right hand holds naso-pharyngeal biopsy forceps, peeps clear disease
After becoming position, naso-pharyngeal biopsy forceps enters oral cavity, is upwardly into nasopharyngeal cavity from uvula rear, opens leading portion clamping living body and is examined
It surveys.The clinically patient after some nasopharyngeal carcinoma row radiotherapies simultaneously, after the treatment it is possible that the performance of pharynx nasalis necrosis,
Direct oral cavity is also required to for this some patients and carries out debridement using naso-pharyngeal biopsy forceps.The pincers of current clinically used naso-pharyngeal biopsy forceps
Head opening direction and claw beam have horizontal and vertical two kinds of directions, and binding clip be it is fixed, may when handling clinical specific case
The biopsy forceps of two kinds of opening directions is needed to be interchangeable, and for some special positions, the biopsy forceps of two kinds of opening directions
There is blind area, can make troubles in this way to clinical manipulation and economic value is not high, needs to design a kind of novel biopsy forceps to expire
Sufficient clinical demand.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of per os nasopharynx biopsy naso-pharyngeal biopsy forceps,
Binding clip adjustable-angle.
In order to solve the above technical problems, the utility model adopts the following technical scheme: per os nasopharynx biopsy is used
Naso-pharyngeal biopsy forceps, including biopsy forceps ontology, the biopsy forceps ontology include left clamp handle, right clamp handle, the claw beam of L-type, binding clip and Y
Type draws seal wire；The binding clip and the claw beam are rotatably connected；The binding clip includes that connecting rod and setting are connecting
The first collet and the second collet of boom end；First collet and second collet pass through torsionspring and the connecting rod
Connection；The left clamp handle and the right clamp handle are articulated and connected, and the left clamp handle is fixedly connected with the claw beam；It is set in the claw beam
It is equipped with hollow channel；The Y type traction seal wire is set to inside the claw beam；Y type draw seal wire one end be traction end, the end with
Right clamp handle is fixedly connected；What the other end setting two of Y type traction seal wire was fixedly connected with the first collet and the second collet respectively
Connecting pin；The connecting rod is connect by rotating device with claw beam end.
Further, the rotating device includes first gear, second gear, shaft one and shaft two；Described first
Gear is fixed on the top of the claw beam hollow channel by shaft one, and the second gear is fixed on described by shaft two
Connecting rod on；The first gear is engaged with the second gear；Sprocket wheel A is provided in the shaft one；It is described
The bottom of claw beam hollow channel is provided with sprocket wheel B；The sprocket wheel A is connect with the sprocket wheel B by chain；The sprocket wheel
B is controlled by the knob outside claw beam is arranged in, which is connect by axis body with the sprocket wheel B.
Further, it is provided in the shaft one for changing the directive wheel in Y type traction seal wire direction.
Further, angle index value is provided on the knob.
Further, be provided with gear ring on the outside of the knob, be additionally provided on the claw beam with gear ring meshing gear,
The gear is driven by the drive motor；Knob is provided on claw beam to start switch.
The claw beam is provided with multiple jockey sprockets being bent in an arc shape.
The utility model has the beneficial effects that the utility model structure is simple, biopsy binding clip can adjust angle as needed, side
Just sample is taken.
Detailed description of the invention
In order to more clearly illustrate the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is simply introduced, and following attached drawings are only some embodiments recorded in the utility model, for this field profession skill
For art personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 connect top view with binding clip for the utility model claw beam.
Fig. 3 connect main view with binding clip for the utility model claw beam.
Specific embodiment
The technical solution of the utility model will be clearly and completely described by specific embodiment below.
As shown in Figure 1, the per os nasopharynx biopsy naso-pharyngeal biopsy forceps of the utility model, including biopsy forceps sheet
Body, biopsy forceps ontology include left clamp handle 1, right clamp handle 2, the claw beam 3 of L-type, binding clip 4 and Y type traction seal wire 5；4 He of binding clip
The claw beam 3 is rotatably connected；The binding clip 4 includes connecting rod 41 and the first collet 42 that 41 end of connecting rod is arranged in
With the second collet 43；First collet 42 and second collet 43 are connected by torsionspring and the connecting rod 41
It connects；The left clamp handle 1 and the right clamp handle 2 are articulated and connected, and the left clamp handle 1 is fixedly connected with the claw beam 3；It is described
Hollow channel is provided in claw beam 3；The Y type traction seal wire is set in the hollow channel of the claw beam 3；The traction of Y type is led
One end of silk 5 is traction end, which is fixedly connected with right clamp handle 2；The other end that Y type draws seal wire is arranged two respectively with first
The connecting pin that collet 42 is fixedly connected with the second collet 43；The connecting rod 41 is connect by rotating device with 3 end of claw beam.
The rotating device of the utility model includes first gear 61, second gear 62, shaft 1 and shaft 2 64；It is described
First gear 61 top of 3 hollow channel of claw beam is fixed on by shaft 1, the second gear 62 is by turning
Axis 2 64 is fixed in the connecting rod 41；The first gear 61 is engaged with the second gear 62；Described turns
Sprocket wheel A65 is provided on axis 1；The bottom of the claw beam hollow channel is provided with sprocket wheel B66；The sprocket wheel A65 with it is described
Sprocket wheel B66 connected by chain 67；The sprocket wheel B66 is controlled by the knob 68 outside claw beam is arranged in, and the knob 68 is logical
Axis body is crossed to connect with the sprocket wheel B66.
It is provided in shaft 2 64 described in the utility model for changing the directive wheel 69 in Y type traction seal wire direction.This reality
Angle index value is provided with on the novel knob 68.
It is provided with gear ring 70 on the outside of knob 68 described in the utility model, is additionally provided on the claw beam and gear ring
Meshed gears 71, the gear 71 are driven by the drive motor 72；It is provided with knob on claw beam and starts switch 73.
Claw beam 3 described in the utility model is provided with multiple jockey sprockets 8 being bent in an arc shape.
When the utility model is used, motor-driven gear drives knob, knob, sprocket wheel B band movable sprocket A turns
Dynamic, the first gear being fixed in shaft one at this time drives second gear rotation, and binding clip is rotated with second gear.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical new to this
The conception and scope of type is defined, without departing from the design concept of the present utility model, ordinary skill skill in this field
Art personnel should all fall into the protection scope of the utility model to all variations and modifications that the technical solution of the utility model is made,
The claimed technology contents of the utility model, are all documented in technical requirements book.
Claims (6)
1. per os nasopharynx biopsy naso-pharyngeal biopsy forceps, including biopsy forceps ontology, it is characterised in that: the biopsy forceps sheet
Body includes left clamp handle, right clamp handle, L-type claw beam, binding clip and Y type traction seal wire；The binding clip and the claw beam are rotatably connected；Institute
Stating binding clip includes connecting rod and the first collet and the second collet that connection boom end is arranged in；First collet and described second
Collet is connect by torsionspring with the connecting rod；The left clamp handle and the right clamp handle are articulated and connected, the left clamp handle with
The claw beam is fixedly connected；Hollow channel is provided in the claw beam；The Y type traction seal wire is set in the claw beam
Portion；One end that Y type draws seal wire is traction end, which is fixedly connected with right clamp handle；The other end that Y type draws seal wire is arranged two
The connecting pin being fixedly connected respectively with the first collet and the second collet；The connecting rod is connected by rotating device and claw beam end
It connects.
2. per os nasopharynx biopsy naso-pharyngeal biopsy forceps according to claim 1, it is characterised in that: the rotation
Device includes first gear, second gear, shaft one and shaft two；The first gear is fixed on the pincers by shaft one
The top of bar hollow channel, the second gear are fixed in the connecting rod by shaft two；The first gear
It is engaged with the second gear；Sprocket wheel A is provided in the shaft one；The bottom of the claw beam hollow channel is provided with chain
Take turns B；The sprocket wheel A is connect with the sprocket wheel B by chain；The sprocket wheel B is by being arranged in the knob control outside claw beam
System, the knob are connect by axis body with the sprocket wheel B.
3. per os nasopharynx biopsy naso-pharyngeal biopsy forceps according to claim 2, it is characterised in that: the shaft
It is provided on one for changing the directive wheel in Y type traction seal wire direction.
4. per os nasopharynx biopsy naso-pharyngeal biopsy forceps according to claim 2, it is characterised in that: the rotation
Angle index value is provided on button.
5. per os nasopharynx biopsy naso-pharyngeal biopsy forceps according to claim 2, it is characterised in that: the rotation
Gear ring is provided on the outside of button, be additionally provided on the claw beam with gear ring meshed gears, the gear is by driving horse
Up to driving；Knob is provided on claw beam to start switch.
6. per os nasopharynx biopsy naso-pharyngeal biopsy forceps according to claim 2, it is characterised in that: the pincers
Bar is provided with multiple jockey sprockets being bent in an arc shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721697033.1U CN208551869U (en) | 2017-12-08 | 2017-12-08 | Per os nasopharynx biopsy naso-pharyngeal biopsy forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721697033.1U CN208551869U (en) | 2017-12-08 | 2017-12-08 | Per os nasopharynx biopsy naso-pharyngeal biopsy forceps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208551869U true CN208551869U (en) | 2019-03-01 |
Family
ID=65445959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721697033.1U Expired - Fee Related CN208551869U (en) | 2017-12-08 | 2017-12-08 | Per os nasopharynx biopsy naso-pharyngeal biopsy forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208551869U (en) |
-
2017
- 2017-12-08 CN CN201721697033.1U patent/CN208551869U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190301 Termination date: 20201208 |