CN202426557U - Combined bone tumor minimally invasive incision biopsy device - Google Patents
Combined bone tumor minimally invasive incision biopsy device Download PDFInfo
- Publication number
- CN202426557U CN202426557U CN 201120305200 CN201120305200U CN202426557U CN 202426557 U CN202426557 U CN 202426557U CN 201120305200 CN201120305200 CN 201120305200 CN 201120305200 U CN201120305200 U CN 201120305200U CN 202426557 U CN202426557 U CN 202426557U
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- hollow annular
- biopsy device
- bone tumor
- annular bit
- reducing
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Abstract
The utility model relates to a combined bone tumor minimally invasive incision biopsy device. According to the combined bone tumor minimally invasive incision biopsy device, a hollow annular drill bit is equipped in an outer sleeve. An annular drilling rotary handle is connected with the hollow annular drill bit. An electric drill joint is connected with the hollow annular drill bit. An inner core bucking rod is placed in the hollow annular drill bit. A Kirschner wire is placed in the inner core bucking rod. The combined bone tumor minimally invasive incision biopsy device settles the following defects in incision biopsy: higher pollution; larger bone tissue and surrounding soft tissue damage caused by irregularity of a window and larger area; and pathologic fracture risk increase. The combined bone tumor minimally invasive incision biopsy device has the following advantages and beneficial effects: reducing the size of incision biopsy skin and soft tissue incision; reducing later pathologic fracture risk; reducing pollution of tumor tissue and cells to surrounding tissues; reducing tumor cell transfer and spread; reducing pain of the patient; facilitating operation; and reducing the risk in secondary pathologic biopsy.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, particularly combination type bone tumor Wicresoft open biopsy device.
Background technology
Before this utility model invention, the means of carrying out the bone tumor diagnosis comprise medical history, clinical imageology data and pathological diagnosis, combine with these three kinds of modes and carry out diagnosing tumor.Wherein, pathological diagnosis occupies very consequence.Pathological diagnosis is divided into aspiration biopsy, open biopsy, and wherein open biopsy is under the direct-view pathological tissue to be taken out after the anesthesia.This method is simple, directly perceived, but also exists deficiency.Its weak point be otch generally about 3cm, hemorrhage more, when biopsy; Patient and assistant's finger can not touch otch, and hemostasis sometimes is difficulty comparatively, and applied apparatus must not touch other positions of any patient and cause damage; Cause the pollution of other position tumor cells, this method is polluted bigger, and cortical bone is windowed through electric drill and osteotome; Institute's windowing is irregular, the area big (length is greater than 2cm, and width is approximately 1cm) of windowing; Can bring the damage of bigger osseous tissue and surrounding soft tissue, the risk of pathologisch Bruch increases simultaneously.
Summary of the invention
The purpose of this utility model just is to overcome above-mentioned defective, and a kind of combination type bone tumor Wicresoft open biopsy device is provided.
The technical scheme of this utility model is:
Combination type bone tumor Wicresoft open biopsy device; Its major technique is characterised in that hollow annular bit is arranged in the outer sleeve; In the hollow annular bit wall is hollow; The trepan rotary handle is connected with hollow annular bit, and the trepan rotary handle is on hollow annular bit lateral wall, and the electric drill joint connects hollow annular bit.
Advantage of this utility model and effect have been to reduce the size of open biopsy skin and soft tissue otch, and the diameter of application skins based upon bidding of the present invention or soft tissue otch is 1cm, and the skin incision of conventional open biopsy is approximately about 3cm.Obviously reduce the damage of skin and soft tissue, reduced because otch is excessive the hemorrhage more risk that causes the soft tissue neoplasms cell contamination simultaneously.After otch diminished, hemorrhage minimizing helped clear surgical field of view, reduced the time of open biopsy operation, reduced patient's misery and surgery cost.Because the present invention can operate under C shape arm perspective; The application Kirschner wire positions, and has increased open biopsy to the localized accuracy of tumor locus, and hollow annular bit of while carries out cortical bone along Kirschner wire and windows; The scope of windowing is accurate, so also reduces operating time and tissue injury.Cortex Lycii of the present invention is windowed size for diameter 0.5cm, and operation is windowed to be generally and is about 2cm, wide about 1cm during conventional open biopsy.The present invention obviously reduces the size of windowing, thereby has reduced the risk of pathologisch Bruch in the future, thereby also reduced tumor tissues and cell simultaneously the pollution of surrounding tissue is reduced the transfer and the diffusion of tumor cell, minimizing less patient suffering, handled easily.Since be provided with in the hollow annular bit can switch screw blade; When rotating the trepan rotary handle by hand; Control properly, and the internal diameter of the hollow annular bit of the present invention is much larger than hollow biopsy needle, and the pathological tissue that is obtained is sufficient; Help Pathology Deparment and clarify a diagnosis, thereby more reduce the risk of secondary pathological biopsy.
Other advantages of this utility model and effect will continue explanation below.
Description of drawings
Fig. 1---this utility model structural principle sketch map.
Each label representes that parts are following among the figure:
The specific embodiment
As shown in Figure 1:
The position that outer sleeve 1 is in the middle and lower part is a trocar sheath handle 2, is the circular cone arcuation, and handgrip is held when being convenient to operate in the operation; From trocar sheath handle 2 lower inlet, hollow annular bit 3 is inserted in the outer sleeve 1, inner core top rod 8 is placed in the hollow annular bit 3; Kirschner wire 9 is positioned in the inner core top rod 8, is positioned at the penetralia of whole invention (biopsy device), hollow annular bit 3 tops are toothed drill bit; Near bottom and mid portion is hollow, is provided with screw blade 4 in hollow annular bit 3 medial walls, and screw blade knob 5 connects an end of connecting rod 10; Screw blade knob 5 is connected with screw blade 4 through connecting rod 10, and screw blade knob 5 is positioned on the hollow annular bit 3, and the other end of connecting rod 10 comprises that epimere is connected with a plurality of screw blades 4 respectively; Control opening and closing of screw blade 4; Be rotating screw blade knob 5, make on the connecting rod 10 or keep straight on down and move, make the screw blade 4 that connects it on around with the junction rotation of hollow annular bit 3; Screw blade 4 is opened in hollow annular bit 3; Opposite spin screw blade knob 5, screw blade 4 just is returned to the origin-location, promptly is hidden on hollow annular bit 3 medial walls.Electric drill joint 7 connects hollow annular bit 3; When electric drill joint 7 and electric drill (omit, do not draw among the figure) connection, can quick control give hollow annular bit 3 forward and back; Because hollow annular bit 3 must bore out a side seam cortex when beginning to carry out specimen sampling; Cortical bone is very hard, must use electric drill and connect electric drill joint 7, and fast rotational could be bored a hard side cortex and opened.Trepan rotary handle 6 is connected with hollow annular bit 3; Trepan rotary handle 6 is positioned at electric drill joint 7 tops; Manually control hollow annular bit 3 forward and back; Using when manually rotating trepan rotary handle 6 is after a side seam cortex is opened by brill, to carry out (because manually the hollow annular bit 3 of rotation is difficult to side cortex brill is opened), at this moment for effectively obtaining pathological tissue, need slowly be rotated.Inner core top rod 8 is positioned at hollow annular bit 3, on the one hand for Kirschner wire 9 into and out of passage being provided and controlling direction, after obtaining pathological tissue, can the tissue in the hollow annular bit 3 be released on the other hand.Kirschner wire 9 is used for the implementation and operation position and positions.
This utility model operational applications procedure declaration:
Earlier that incision of skin 1cm is long osculum carries out subcutaneous, muscle through outer sleeve 1, arrives cortical bone; Then Kirschner wire 9 is inserted in the inner core top rod 8, both are positioned in the hollow annular bit 3, and the location penetrates a side seam cortex, use hollow annular bit 3 and bore transdermal matter; The about 0.5cm of diameter extracts Kirschner wire 9 and inner core top rod 8 out, opens screw blade knob 5; Rotation trepan rotary handle 6 is taken into pathological tissue in the annular hollow boring bit 3, then closed helical blade knob 5; Take out hollow annular bit 3, use inner core top rod 8 hollow annular bit 3 interior tissues are ejected, obtain BIAO and BEN and accomplish.
The preferred plan that realizes this utility model is to be material with the rustless steel, utilizes medical apparatus and instruments production company, can small lot batch manufacture and clinical practice, can better realize the practical value and the economic worth of this utility model like this.
The beneficial effect of this utility model is: reduce to cut the size (diameter 1cm) of skin biopsy otch, thereby minimizing tumor tissues and cell reduce less patient suffering, handled easily to the transfer and the diffusion of the pollution minimizing tumor cell of surrounding tissue.Itself and conventional open biopsy compared with techniques have following improvement:
Use outer sleeve 1 and set up biopsy channel, use Kirschner wire 9 accurate positionings, can position down, accurately find tumor focus, use hollow annular bit 3 and bore deep cortex along Kirschner wire 9 and window in C shape arm perspective, the arrival presumptive area, positioning fenestration is accurate.
The diameter of this utility model application skins based upon bidding or soft tissue otch is 1cm, and the skin incision of conventional open biopsy is approximately about 3cm.Obviously reduced the damage of skin and soft tissue, reduced simultaneously because excessive, the hemorrhage more risk that causes the soft tissue neoplasms cell contamination of otch.After otch diminished, hemorrhage minimizing helped clear surgical field of view, reduced the time of open biopsy operation, reduced patient's misery and surgery cost.
During this utility model was used, the Cortex Lycii size of windowing was diameter 0.5cm, and operation is windowed to be generally and is about 2cm, wide about 1cm during conventional open biopsy.The present invention obviously reduces the size of windowing.Reduced the risk of pathologisch Bruch in the future like this, thereby also reduced simultaneously tumor tissues and cell the transfer of the pollution minimizing tumor cell of surrounding tissue and the probability of diffusion, handled easily.
Since be provided with in the hollow annular bit 3 can switch screw blade 7; When rotating trepan rotary handle 6 by hand; Control properly, and the internal diameter of the hollow annular bit 3 of the present invention is much larger than hollow biopsy needle, and the pathological tissue that is obtained is sufficient; Help Pathology Deparment and clarify a diagnosis, thereby more reduce the risk of secondary pathological biopsy.
Claims (7)
1. combination type bone tumor Wicresoft open biopsy device; It is characterized in that hollow annular bit is arranged in the outer sleeve; In the hollow annular bit wall is hollow; The trepan rotary handle is connected with hollow annular bit, and the trepan rotary handle is on hollow annular bit lateral wall, and the electric drill joint connects hollow annular bit.
2. combination type bone tumor according to claim 1 Wicresoft open biopsy device; It is characterized in that on the hollow annular bit medial wall screw blade being set; The screw blade knob is connected with screw blade through connecting rod, and the screw blade knob is positioned on the hollow annular bit.
3. combination type bone tumor according to claim 1 Wicresoft open biopsy device is characterized in that hollow annular bit connects trepan rotary handle and electric drill joint, and the trepan rotary handle is positioned at above the electric drill joint.
4. combination type bone tumor according to claim 2 Wicresoft open biopsy device is characterized in that the screw blade knob links to each other with connecting rod one end, and the connecting rod epimere is connected with a plurality of screw blades respectively.
5. combination type bone tumor according to claim 1 Wicresoft open biopsy device is characterized in that hollow annular drill end is toothed drill bit, is hollow near bottom and mid portion.
6. combination type bone tumor according to claim 1 Wicresoft open biopsy device is characterized in that inner core top rod is positioned in the hollow annular bit.
7. combination type bone tumor according to claim 6 Wicresoft open biopsy device is characterized in that Kirschner wire is placed in the rod of inner core top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120305200 CN202426557U (en) | 2011-08-18 | 2011-08-18 | Combined bone tumor minimally invasive incision biopsy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120305200 CN202426557U (en) | 2011-08-18 | 2011-08-18 | Combined bone tumor minimally invasive incision biopsy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202426557U true CN202426557U (en) | 2012-09-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120305200 Expired - Fee Related CN202426557U (en) | 2011-08-18 | 2011-08-18 | Combined bone tumor minimally invasive incision biopsy device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202426557U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104510505A (en) * | 2015-01-12 | 2015-04-15 | 周健 | Centrum sampling trephine |
| CN105852914A (en) * | 2015-01-12 | 2016-08-17 | 王传荣 | Medical orthopaedics sampling trephine |
-
2011
- 2011-08-18 CN CN 201120305200 patent/CN202426557U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104510505A (en) * | 2015-01-12 | 2015-04-15 | 周健 | Centrum sampling trephine |
| CN105852914A (en) * | 2015-01-12 | 2016-08-17 | 王传荣 | Medical orthopaedics sampling trephine |
| CN104510505B (en) * | 2015-01-12 | 2016-11-16 | 周健 | Vertebral body sampling trepan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20150818 |
|
| EXPY | Termination of patent right or utility model |