CN109717910A - A kind of Lantern pyramidal support biopsy device - Google Patents
A kind of Lantern pyramidal support biopsy device Download PDFInfo
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- CN109717910A CN109717910A CN201910186945.XA CN201910186945A CN109717910A CN 109717910 A CN109717910 A CN 109717910A CN 201910186945 A CN201910186945 A CN 201910186945A CN 109717910 A CN109717910 A CN 109717910A
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- outer bar
- lantern
- bar portion
- channel
- biopsy
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Abstract
The invention belongs to medical instruments fields, specially a kind of Lantern pyramidal support biopsy device, biopsy cannot be taken by solving sacculus used in PKP art, in addition the problem of biopsy needle used cannot very well cut tissue, it includes biopsy portion, and biopsy portion includes inner core and outer bar portion, and one end of outer bar portion is connected with rotating handle, rotating handle is equipped with hollow channel, and the outer bar portion other end is connected at least three isometric strip flaps parallel with outer bar portion axis；Inner core is set in outer bar portion, inner core includes thin core, thick core and the conical transition portion for connecting thin core and thick core, the free end of thin core is connected with sheet baffle, and sheet baffle is connected with the free end of strip flap, and the end that thick core stretches out rotating handle, which is connected with, struts handle.Present invention utilizes diameters after lantern expansion compared with the principle increased before expansion, and the biopsy that the biopsy device is got is more, has preferably ensured diagnosis and treatment, has saved medical expense, and operating time can shorten dramatically.
Description
Technical field
The invention belongs to medical instruments field, it is related to instrument used in biopsy, specially a kind of Lantern pyramidal support
Biopsy device.
Background technique
The disease incidence of various tumours is rising year by year in recent years, and correspondingly metastatic tumor incidence is also increasing in centrum, and
It is sick as means of making a definite diagnosis --- the pathological tissue biopsy that reason checks also has attracted much attention, but Orthopedic biopsy tooling order one；And with old
The arrival of ageization society, not only the diagnosis of tumour is riseing, and the incidence of Osteoporotic vertebral fracture is also year by year
Increase, because only need local anaesthesia, operating time it is short, almost without bleeding, the hospital stays it is short and postoperative 24 hours can out-of-bed activity warp
Skin balloon kyphoplasty (PKP) treatment method clinically obtains conventional application.However, the sclerotin for being mainly in gerontal patient is dredged
Caused by pine property vertebral fracture is particularly likely that local tumor destroys, acatalepsia is true in the preoperative by the patient also having, it is therefore desirable to
Centrum PKP art while the biopsy in centrum, to carry out pathological diagnosis！And clinically sacculus used in PKP art only has now
Effect is strutted, biopsy cannot be taken；A set of biopsy needle can only be in addition used, medical expense is increased；And it is clinical now most of living
Examining needle is mostly straight type, and taking tissue part is spoon shape, hook-shaped etc., cannot very well cut tissue, takes out, send pathologic finding；By vertebra
The limitation of nut slype is difficult to get, causes often not take tissue or institute for centrum middle part or needle track lateral tissue
It takes tissue that can not seldom carry out pathological diagnosis, is unfavorable for accurately making pathological diagnosis, influence to treat.
Summary of the invention
It is an object of the invention to solve now sacculus used in clinically PKP art only to strut effect, biopsy cannot be taken, and
The problem of tissue cannot be cut very well, be taken out by the biopsy needle in addition used provides a kind of Lantern pyramidal support biopsy device.
The present invention the technical solution to solve the technical problem is that: a kind of Lantern pyramidal support biopsy device, including biopsy portion,
The biopsy portion includes inner core and hollow outer bar portion, and one end of the outer bar portion is connected with rotating handle, the rotation hand
Handle be equipped with the coaxial isometrical hollow channel of outer bar portion, be connected with and outer bar portion axis on the annular end face of the outer bar portion other end
At least three parallel isometric strip flaps of line, the strip flap are uniformly distributed along the annular end face of outer bar portion；It is described
Inner core is set in outer bar portion, and the inner core includes thin core, thick core and the conical transition portion for connecting thin core and thick core, institute
It states the free end of thin core vertically and is fixedly connected with sheet baffle, the sheet baffle and the free end of all strip flaps are homogeneous
Connection, the end that the thick core stretches out rotating handle, which is connected with, struts handle；The strip flap is made of elastic material, described
For strip flap when not strutting, the sheet baffle and strip flap combine the cylinder outer diameter to be formed less than or equal to outer bar portion
Outer diameter.
The biopsy and when Percutaneous kyplasty (PKP) in clinical centrum now, the case where often will appear be, first
After taking biopsy, it may appear that the case where the surgery cannula channel of PKP cannot being placed in, notch can only be expanded, puncture to enter again and set
Put channel, and if take biopsy after PKP art implantation surgery sleeve channel, and can be because without mating instrument, biopsy warp
Pathologic finding often cannot be completed very little；Biopsy device of the present invention completely can be same with PKP surgical instrument used in clinic now
When use, surgery cannula channel can be utilized, biopsy device is inserted into and be operated；A kind of Lantern pyramidal support of the present invention
Biopsy device, under non-softened state, the cylinder outer diameter of the strip flap and sheet baffle formation is less than or equal to outer
The outer diameter of bar portion, after pulling out the inner core, due to being connected between the sheet baffle and strip flap, so outside
Under power effect, it can be strutted as lantern by the strip flap that elastic material makes, here it is softened states.In biopsy
When, surgery cannula channel of the biopsy device under non-softened state through Percutaneous kyplasty (PKP) is inserted into and is needed
The position of biopsy, the Lantern pyramidal support biopsy device, which passes through, struts handle described in lifting outward, at this time the strip flap
It can be strutted as lantern, then rotate the rotating handle, the strip flap can cut surrounding tissue, so that biopsy
It enters inside lantern, then loosens the inner core, the part of lantern-shaped will bounce back because of natural resiliency, be returned to original straight
Diameter, biopsy will be squeezed into strip flap, sheet baffle, outer bar portion, thin core and the sky of conical transition portion formation
In in chamber, the biopsy device is pulled out at this time, completes biopsy.Biopsy device principle of the present invention is ingenious, can easily scrape surrounding
Tissue.
It preferably, further include channel part, the channel part includes channel handle and channel tube body, the channel handle connection
The one end of tube body in channel, and channel handle is equipped with and the coaxial isometrical hollow channel of channel tube body；The length of the outer bar portion
Degree is greater than the length of the channel part, the outer wall of the outer bar portion and the inner wall clearance fit of channel part.The channel part is complete
The surgery cannula channel that can replace Percutaneous kyplasty (PKP) is lived using biopsy device of the present invention
After inspection, perform the operation followed by PKP is continued using the channel part.Reduce to expand notch and puncture again for patient and bring
Pain, also save medical expense, and operating time can greatly shorten；The channel part can strut biopsy entrance, protect
Demonstrate,proving the biopsy device can smoothly enter into target area, and the outer bar portion can easily be slided inside channel part, this is also avoided
The outer bar portion directly generates friction with the human body in addition to biopsy site in rotation and draw process, reduces patient suffering.
Preferably, end gate, the end gate are connected on 120 ° of ring sections of channel tube body free end
It is in 2 ° of angles towards inner bending and between the channel tube body, the overall length of the channel tube body and the end gate is less than described
The length of outer bar portion.The bootable bone cement injection direction in the PKP operation after biopsy of the end gate, and the end
The strip flap that the length of end gate does not interfere with the outer bar portion struts.In biopsy procedure, first by the channel tube body
Insertion needs the tissue site of biopsy, and one end that the biopsy portion is equipped with strip flap is inserted into through the channel tube body inwardly to be needed
The tissue site of biopsy is wanted, and keeping the distance of the sheet baffle away from the end gate is more than the length of the strip flap
Degree, being thus able to maintain the strip flap can open.
Compared with prior art, the beneficial effects of the present invention are:
1) present invention utilizes diameters after lantern expansion compared with the principle increased before expansion, by leading at intralesional or lesion edge
It crosses rotation and scrapes tissue using flap, overcome the item parts that can only extract needle point meaning for clinical biopsy needle now
Tissue, and cannot cut the defect of lateral tissue, avoid pathologic finding because biopsy amount is very little to be completed the case where,
Diagnosis and treatment are preferably ensured；
2) biopsy device of the present invention can use simultaneously with PKP surgical instrument used in clinic now completely, can use PKP hand
The surgery cannula channel of art instrument, the work that the biopsy device is inserted into operate, and get using biopsy device of the present invention
It is more to examine tissue, can guarantee and complete biopsy；Medical expense is saved, and operating time can shorten dramatically.
Detailed description of the invention
Fig. 1 is that a kind of structural schematic diagram of Lantern pyramidal support biopsy device of the present invention (no channel part and does not support
It opens).
Fig. 2 is the partial enlarged view (not strutting) of strip flap of the present invention.
Fig. 3 is the structural schematic diagram of inner core of the present invention.
Fig. 4 is the partial enlarged view of strip flap of the present invention (after strutting).
Fig. 5 is that a kind of structural schematic diagram of Lantern pyramidal support biopsy device of the present invention (no channel part and struts
Afterwards).
Fig. 6 is channel part structural schematic diagram (sectional view) of the present invention.
Fig. 7 is the sectional view of end gate of the present invention.
Fig. 8 is that a kind of structural schematic diagram of Lantern pyramidal support biopsy device of the present invention (has channel part and do not support
It opens).
Fig. 9 is that a kind of Lantern pyramidal support biopsy device of the present invention is inserted into the schematic diagram (not strutting) after centrum.
Figure 10 is that a kind of Lantern pyramidal support biopsy device of the present invention is inserted into the schematic diagram (not strutting) after centrum.
In figure: the outer bar portion of 1-；2- rotating handle；3- strip flap；The thin core of 4-；The thick core of 5-；6- conical transition portion；7- piece
Shape baffle；8- struts handle；The channel 9- handle；The channel 10- tube body；The end 11- gate；12- centrum.
Specific embodiment
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to skill of the invention
Art scheme is described in detail.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than all real
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art without making creative work gained
The every other embodiment arrived belongs to the range that the present invention is protected.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without
It is that the device of instruction or hint meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot
It is interpreted as indicating or implying relative importance.
Referring to attached drawing 1 to Figure 10, now a kind of Lantern pyramidal support biopsy device provided by the invention is illustrated.
A kind of Lantern pyramidal support biopsy device, including biopsy portion, as shown in Figure 1, the biopsy portion include inner core and
Hollow outer bar portion 1, one end of the outer bar portion 1 are connected with rotating handle 2, and the rotating handle 2 is equipped with coaxial with outer bar portion 1
Isometrical hollow channel, as shown in Fig. 2, being connected on the annular end face of 1 other end of outer bar portion equal with outer 1 axis of bar portion
At least three capable isometric strip flaps 3, the strip flap 3 are uniformly distributed along the annular end face of outer bar portion 1；The inner core
Portion is set in outer bar portion 1, as shown in figure 3, the inner core includes the circular cone of thin core 4, thick core 5 and the thin core 4 of connection and thick core 5
The free end of shape transition part 6, the thin core 4 is vertical and is fixedly connected with sheet baffle 7, as shown in Figure 2 and Figure 4, the sheet
Baffle 7 is connected with the free end of all strip flaps 3, and as shown in Figure 1 and Figure 5, the thick core 5 stretches out rotating handle 2
End, which is connected with, struts handle 8；The strip flap 3 is made of elastic material, as shown in Fig. 2, the strip flap 3 is not supportting
When opening, the cylinder outer diameter of the sheet baffle 7 and the combination formation of strip flap 3 is less than or equal to the outer diameter of outer bar portion 1.
The biopsy and when Percutaneous kyplasty (PKP) in clinical centrum now, the case where often will appear be, first
After taking biopsy, it may appear that the case where the surgery cannula channel of PKP cannot being placed in, notch can only be expanded, puncture to enter again and set
Put channel, and if take biopsy after PKP art implantation surgery sleeve channel, and can be because without mating instrument, biopsy warp
Pathologic finding often cannot be completed very little；Biopsy device of the present invention is fully able to same with PKP surgical instrument used in clinic now
When use, surgery cannula channel can be utilized, biopsy device is inserted into and be operated；A kind of Lantern pyramidal support of the present invention
Biopsy device, such as Fig. 2, so, under non-softened state, the cylinder outer diameter of the strip flap 3 and the sheet baffle 7 formation is small
In or equal to outer bar portion 1 outer diameter, after pulling out the inner core, due to the sheet baffle 7 and strip flap 3 it
Between connect, so under external force, can be strutted as lantern by the strip flap 3 of elastic material production, here it is
Softened state, as shown in Figure 4 and Figure 5.When biopsy, as shown in figure 9, biopsy device is passed through PKP under non-softened state
Surgery cannula channel insertion centrum 12 needs the position of biopsy, and the Lantern pyramidal support biopsy device passes through described in lifting outward
Handle 8 is strutted, the strip flap 3 can be strutted as lantern at this time, as shown in Figure 10, the rotating handle 2 is then rotated,
The strip flap 3 can cut the tissue in centrum 12, so that biopsy enters inside lantern, then loosen the inner core
The part in portion, lantern-shaped will bounce back because of natural resiliency, be returned to original diameter, and biopsy will be squeezed into strip flap 3, piece
In in the cavity that shape baffle 7, outer bar portion 1, thin core 4 and the conical transition portion 6 are formed, the biopsy device is drawn at this time
Out, biopsy is completed.Biopsy device principle of the present invention is ingenious, can easily scrape Intrapyramidal tissue.
Further, as a kind of a kind of specific embodiment of Lantern pyramidal support biopsy device of the present invention, also
Including channel part, as shown in fig. 6, the channel part includes channel handle 9 and channel tube body 10, the channel handle 9 is connected to
The one end of channel tube body 10, and channel handle 9 is equipped with and the coaxial isometrical hollow channel of channel tube body 10；The outer bar portion 1
Length be greater than the length of the channel part, the outer wall of the outer bar portion 1 and the inner wall clearance fit of channel part.The channel part
The surgery cannula channel that can replace Percutaneous kyplasty (PKP) completely, using biopsy device of the present invention into
After row biopsy, perform the operation followed by PKP is continued using the channel part.Reduce for patient and expands notch and puncture again
Bring pain also saves medical expense, and operating time can greatly shorten；The channel part can support biopsy entrance
It opens, guarantees that the biopsy device can smoothly enter into the target area of centrum 12, the outer bar portion 1 can easily be slided inside channel part
Dynamic, this also avoids the outer bar portion 1 and directly generates in rotation and draw process with the human body in addition to biopsy site to rub
It wipes, reduces patient suffering.
Further, as a kind of a kind of specific embodiment of Lantern pyramidal support biopsy device of the present invention, such as
Shown in Fig. 6, it is connected with end gate 11 on 120 ° of ring sections of 10 free end of channel tube body, as shown in fig. 7, the end
It holds gate 11 towards inner bending in tile and is in 2 ° of angles between the channel tube body 10, as shown in figure 8, the channel tube body
10 and the end gate 11 overall length be less than the outer bar portion 1 length.The PKP after biopsy of the end gate 11
Bootable bone cement injection direction in operation, and the length of the end gate 11 does not interfere with the strip of the outer bar portion 1
Flap 3 struts.In biopsy procedure, the channel tube body 10 insertion is first needed to the tissue site of biopsy, by the biopsy portion
One end equipped with strip flap 3 needs the tissue site of biopsy through the channel tube body 10 insertion inwardly, and keeps the sheet
Distance of the baffle 7 away from the end gate 11 is more than the length of the strip flap 3, is thus able to maintain the strip flap 3
It can open.
Further, as a kind of a kind of specific embodiment of Lantern pyramidal support biopsy device of the present invention, institute
End gate 11 is stated to be structure as a whole with channel tube body 10.It is for structure that end gate 11 and channel tube body 10, which are structure as a whole,
It more fastens, prevents end gate 11 from loosening, human body is fallen into surgical work.
Further, as a kind of a kind of specific embodiment of Lantern pyramidal support biopsy device of the present invention, institute
It states and is equipped with mutually matched screw thread between the inner wall of outer bar portion 1 and the outer wall of the thick core 5.It is threadedly engaged described in capable of facilitating
Inner core is movable outward, more laborsaving, and when the strip flap 3 is opened to desirability, and stop operating described strut
It is lantern-shaped that handle 8, which can keep strip flap 3, does not need artificial force in real time, therefore more convenient laborsaving.
Further, as a kind of a kind of specific embodiment of Lantern pyramidal support biopsy device of the present invention, institute
Strip flap 3 is stated to be structure as a whole with outer bar portion 1.The strip flap 3 be structure as a whole with outer bar portion 1 be for structure more
Fastening.
Further, as a kind of a kind of specific embodiment of Lantern pyramidal support biopsy device of the present invention, institute
It is to be fixedly connected that strip flap 3, which is stated, with the sheet baffle 7.
Further, as a kind of a kind of specific embodiment of Lantern pyramidal support biopsy device of the present invention, institute
The number for stating strip flap 3 is four.
Further, as a kind of a kind of specific embodiment of Lantern pyramidal support biopsy device of the present invention, institute
It is isometric with strip flap 3 and be two centimetres to state thin core 4.
Further, as a kind of a kind of specific embodiment of Lantern pyramidal support biopsy device of the present invention, institute
Sheet baffle 7 is stated as circle.Circular sheet baffle 7 can more smoothly enter channel part and biopsy site.
Embodiments of the present invention are explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode within the knowledge of a person skilled in the art can also be without departing from the purpose of the present invention
It makes a variety of changes.
Claims (10)
1. a kind of Lantern pyramidal support biopsy device, which is characterized in that including biopsy portion, the biopsy portion includes inner core in
Empty outer bar portion (1), one end of the outer bar portion (1) are connected with rotating handle (2), and the rotating handle (2) is equipped with and outer bar
The coaxial isometrical hollow channel in portion (1) is connected with and outer bar portion (1) axis on the annular end face of outer bar portion (1) other end
The isometric strip flap (3) of parallel at least three, the strip flap (3) are uniformly divided along the annular end face of outer bar portion (1)
Cloth；The inner core is set in outer bar portion (1), and the inner core includes thin core (4), thick core (5) and connects thin core (4) and slightly
The free end in the conical transition portion (6) of core (5), the thin core (4) is vertical and is fixedly connected with sheet baffle (7), described
Shape baffle (7) is connected with the free end of all strip flaps (3), and the end that the thick core (5) stretches out rotating handle (2) connects
It is connected to and struts handle (8)；The strip flap (3) is made of elastic material, and the strip flap (3) is described when not strutting
The cylinder outer diameter that sheet baffle (7) and strip flap (3) combination are formed is less than or equal to the outer diameter of outer bar portion (1).
2. a kind of Lantern pyramidal support biopsy device according to claim 1, which is characterized in that it further include channel part, institute
Stating channel part includes channel handle (9) and channel tube body (10), and the channel handle (9) is connected to one end of channel tube body (10)
Portion, and channel handle (9) is equipped with and the coaxial isometrical hollow channel of channel tube body (10)；The length of the outer bar portion (1) is greater than
The length of the channel part, the outer wall of the outer bar portion (1) and the inner wall clearance fit of channel part.
3. a kind of Lantern pyramidal support biopsy device according to claim 1 or 2, which is characterized in that the channel tube body
(10) be connected with end gate (11) on 120 ° of ring sections of free end, the end gate (11) towards inner bending and with it is described
It is in 2 ° of angles between channel tube body (10), the overall length of the channel tube body (10) and the end gate (11) is less than the outer bar
The length in portion (1).
4. a kind of Lantern pyramidal support biopsy device according to claim 3, which is characterized in that the end gate (11)
It is structure as a whole with channel tube body (10).
5. a kind of Lantern pyramidal support biopsy device according to claim 4, which is characterized in that the outer bar portion (1)
Mutually matched screw thread is equipped between inner wall and the outer wall of the thick core (5).
6. a kind of Lantern pyramidal support biopsy device according to claim 5, which is characterized in that the strip flap (3)
It is structure as a whole with outer bar portion (1).
7. a kind of Lantern pyramidal support biopsy device according to claim 6, which is characterized in that the strip flap (3)
It is to be fixedly connected with the sheet baffle (7).
8. a kind of Lantern pyramidal support biopsy device according to claim 7, which is characterized in that the strip flap (3)
Number be four.
9. a kind of Lantern pyramidal support biopsy device according to claim 8, which is characterized in that the thin core (4) and item
Shape flap (3) is isometric and is two centimetres.
10. a kind of Lantern pyramidal support biopsy device according to claim 9, which is characterized in that the sheet baffle (7)
For circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910186945.XA CN109717910A (en) | 2019-03-13 | 2019-03-13 | A kind of Lantern pyramidal support biopsy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910186945.XA CN109717910A (en) | 2019-03-13 | 2019-03-13 | A kind of Lantern pyramidal support biopsy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109717910A true CN109717910A (en) | 2019-05-07 |
Family
ID=66302307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910186945.XA Pending CN109717910A (en) | 2019-03-13 | 2019-03-13 | A kind of Lantern pyramidal support biopsy device |
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| US20180140289A1 (en) * | 2016-11-23 | 2018-05-24 | Boston Scientific Scimed, Inc. | Biopsy devices and related methods of use |
| CN209884218U (en) * | 2019-03-13 | 2020-01-03 | 霍建忠 | Lantern type centrum opening biopsy device |
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2019
- 2019-03-13 CN CN201910186945.XA patent/CN109717910A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060184192A1 (en) * | 2005-02-11 | 2006-08-17 | Markworth Aaron D | Systems and methods for providing cavities in interior body regions |
| US20080009876A1 (en) * | 2006-07-07 | 2008-01-10 | Meera Sankaran | Medical device with expansion mechanism |
| CN103533904A (en) * | 2011-03-10 | 2014-01-22 | 介入脊椎公司 | Method and apparatus for minimally invasive insertion of intervertebral implants |
| KR101206525B1 (en) * | 2011-09-06 | 2012-11-30 | (주)세원메디텍 | Balloon system for Spinal Fractures |
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