CN110368069A - A kind of excitation type delicate procedure cutter - Google Patents
A kind of excitation type delicate procedure cutter Download PDFInfo
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- CN110368069A CN110368069A CN201910649927.0A CN201910649927A CN110368069A CN 110368069 A CN110368069 A CN 110368069A CN 201910649927 A CN201910649927 A CN 201910649927A CN 110368069 A CN110368069 A CN 110368069A
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- hole
- shell
- excitation type
- sleeve
- jacking block
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
- A61B17/3211—Surgical scalpels, knives; Accessories therefor
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a kind of excitation type delicate procedure cutter, it is detachably connected with knife handle blade with knife handle including blade, knife handle includes shell, hand-held part and the end cap of inner hollow, hand-held part forms perforative rectangular step through-hole up and down, rectangle knife bar is socketed in the lower end aperture of rectangular step through-hole, the blade is fixed on rectangle knife bar on the lower extension end of rectangular step through-hole, the upper end of rectangle knife bar is fixed with jacking block, jacking block sleeve is equipped with reset spring in the upper end macropore of rectangular step through-hole between jacking block and the step surface of rectangular step through-hole；Be equipped with exciting agency in shell, exciting agency include can longitudinally reciprocal movement drive rod, drive rod is pressed against on jacking block.The present invention makes blade do straight reciprocating motion by exciting agency, organizationally forms the effect of quick pricking method, can be adapted for soft tissue, while surgical cut quality and efficiency can be improved.
Description
Technical field:
The present invention relates to technical field of surgical instruments, and in particular to a kind of excitation type delicate procedure cutter.
Background technique
Scalpel is usually made of blade and knife handle.The mounting groove that blade usually has cutting edge and docks with knife handle,
Material generallys use pure titanium, titanium alloy, stainless steel or carbon steel material.The knife handle that clinical medicine uses at present is used only to solid
Ledger-plate is used to the effect held.The Shortcomings when making fine cut: when soft texture is very tight without allow to organize to draw
In the state of, blade is difficult accurately and efficiently to cut.If the notch that tightly may cause very much that tissue is drawn cannot be by design lines
It is accurate to cut；And it is cut in the case where soft texture, the downward longitudinal pressure of blade and the cutting force back and forth to tissue plane
It can all cause tissue corrugation without being easy accurate cutting.
Summary of the invention
The purpose of the present invention is overcoming the deficiencies of the prior art and provide a kind of excitation type delicate procedure cutter, it passes through
Exciting agency makes blade do straight reciprocating motion, organizationally forms the effect of quick pricking method, can be adapted for soft tissue,
Surgical cut quality and efficiency can be improved simultaneously.
The solution to the technical problem of the present invention is as follows:
A kind of excitation type delicate procedure cutter, including blade and knife handle, blade are detachably connected with knife handle, the knife handle
Shell including inner hollow, the end cap for being fixed on the hand-held part of shell lower end and being fixed on shell upper end, the hand-held part at
Type has perforative rectangular step through-hole up and down, and rectangle knife bar is socketed in the lower end aperture of rectangular step through-hole, and the blade is solid
Rectangle knife bar is scheduled on the lower extension end of rectangular step through-hole, the upper end of the rectangle knife bar is fixed with jacking block, and jacking block is inserted
It covers in the upper end macropore of rectangular step through-hole, reset spring is equipped between jacking block and the step surface of rectangular step through-hole；It is described
Be equipped with exciting agency in shell, the exciting agency include can longitudinally reciprocal movement drive rod, drive rod is pressed against on jacking block.
The inside of the shell from bottom to top successively form the first circular hole that diameter successively becomes smaller, splined hole, driving chamber,
Bearing hole, the inside of the shell from top to bottom successively form the second circular hole, power source cavity and the motor cavity that diameter successively becomes smaller,
Motor cavity is communicated with bearing hole；
The upper end of the hand-held part forms the first boss to raise upward, and first boss sleeve is simultaneously fixed on the first circular hole
Interior, the end cap forms downwardly convex second boss, and second boss sleeve is simultaneously fixed in the second circular hole；
The exciting agency further includes the splined shaft being fixedly connected with drive rod, and splined shaft sleeve is in splined hole, spline
The upper end of axis is equipped with drive disk, and it is equal to form multiple circumference in driving chamber for drive disk sleeve on the bottom surface of the drive disk
The hemisphere protrusion of cloth, the upper surface of the splined shaft form the one-to-one ball-and-socket hole of multiple and hemisphere protrusion, hemisphere protrusion
Sleeve is in ball-and-socket hole, and the drive disk on bearing hole, is fixed with motor by bearing hinge connection in the motor cavity, motor
Motor shaft with drive disk is concentric is fixedly connected, power supply is equipped in the power source cavity, the end cap is equipped with switch, switch, electricity
Source and electrical connection of motor；Be socketed with the first pressure spring on the drive rod, the both ends of the first pressure spring press up against splined shaft and
In first boss.
The hand-held part is the big curved rod in the small upper end in lower end, forms even number road circumference uniform distribution on the outer wall of curved rod
Arc-plane forms form friction pattern on the arc-plane.
The form friction pattern is reticulate pattern or linear fringe.
The upper end of the end cap forms spherical outer wall, and end cap on the end face of shell towards forming for prying open end cap
Open slot.
Inner thread is formed on the upper end outer wall of the motor cavity, the motor cavity inner sleeve is connected to power supply fixing seat, institute
It states power supply to be fixed in power supply fixing seat, locking stud is bolted in the inner thread, the locking stud is fixed with power supply
Disk spring is clamped between seat.
The first limit hole is formed on the outer wall of first circular hole, is formed on the outer wall of first boss and the first limit
The second limit hole, the threaded hole of the concentric setting in hole are socketed with screw in the threaded hole, and the shoulder sleeve of screw is in the first limit
In position hole and the second limit hole, the aperture of the first limit hole and the second limit hole is matched with the outer diameter of shoulder.
The number of the hemisphere protrusion is at 3 or more.
Protrusion effect of the invention is: compared with prior art, it makes blade do straight reciprocating motion by exciting agency,
The effect for organizationally forming quick pricking method can be adapted for soft tissue, while surgical cut quality and effect can be improved
Rate.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is cross-sectional view of the invention；
Fig. 3 is cross-sectional view of the Fig. 2 about A-A；
Fig. 4 is partial enlarged view of the Fig. 2 about B；
Fig. 5 is partial enlarged view of the Fig. 2 about C.
Specific embodiment
Embodiment is shown in as shown in Figures 1 to 5, a kind of excitation type delicate procedure cutter, including blade 1 and knife handle, blade
1 is detachably connected with knife handle, and the knife handle 1 includes the shell 2 of inner hollow, the hand-held part 3 for being fixed on 2 lower end of shell and fixes
End cap 4 in 2 upper end of shell, the hand-held part 3 form perforative rectangular step through-hole 301 up and down, rectangular step through-hole 301
Lower end aperture in be socketed with rectangle knife bar 51, the blade 1 is fixed on rectangle knife bar 51 under rectangular step through-hole 301
On extension end, the upper end of the rectangle knife bar 51 is fixed with jacking block 52, and 52 sleeve of jacking block is big in the upper end of rectangular step through-hole 301
In hole, reset spring 53 is equipped between jacking block 52 and the step surface of rectangular step through-hole 301；Vibration exciter is equipped in the shell 2
Structure 6, the exciting agency 6 include can longitudinally reciprocal movement drive rod 61, drive rod 61 is pressed against on jacking block 52.
Further, the inside of the shell 2 from bottom to top successively forms the first circular hole that diameter successively becomes smaller
201, splined hole 202, driving chamber 203, bearing hole 204, the inside of the shell 2 from top to bottom successively form diameter and successively become
Small the second circular hole 205, power source cavity 206 and motor cavity 207, motor cavity 207 are communicated with bearing hole 204；
The upper end of the hand-held part 3 forms the first boss 301 to raise upward, and 301 sleeve of first boss is simultaneously fixed on
In first circular hole 201, the end cap 4 forms downwardly convex second boss 401, and 401 sleeve of second boss is simultaneously fixed on
In two circular holes 205；
The exciting agency 6 further includes the splined shaft 62 being fixedly connected with drive rod 61, and 62 sleeve of splined shaft is in splined hole
In 202, the upper end of splined shaft 62 is equipped with drive disk 63, and 63 sleeve of drive disk is in driving chamber 203, the bottom of the drive disk 63
The hemisphere protrusion 64 of multiple circumference uniform distributions is formed on face, the upper surface of the splined shaft 62 forms multiple and hemisphere protrusion 64
One-to-one ball-and-socket hole 621, hemisphere 64 sleeves of protrusion are in ball-and-socket hole 621, and the drive disk 63 is by bearing hinge connection in axis
In bearing bore 204, be fixed with motor 65 in the motor cavity 207, the motor shaft of motor 65 with drive disk 63 is concentric is fixedly connected,
Power supply 66 is equipped in the power source cavity 206, the end cap 4 is equipped with switch 67, and switch 67, power supply 66 and motor 65 electrically connect
It connects；The first pressure spring 68 is socketed on the drive rod 61, it is convex that the both ends of the first pressure spring 68 press up against splined shaft 62 and first
On platform 301.
Further, the hand-held part 3 is the big curved rod in the small upper end in lower end, forms idol on the outer wall of curved rod
The arc-plane 302 of several circumference uniform distribution forms form friction pattern 303 on the arc-plane 302.
Further, the form friction pattern 303 is reticulate pattern or linear fringe.
Further, the upper end of the end cap 4 forms spherical outer wall 401, on end face of the end cap 4 towards shell 2
Form the open slot 402 for prying open end cap 4.
Further, inner thread 209, the motor cavity 207 are formed on the upper end outer wall of the motor cavity 207
It is inside socketed with power supply fixing seat 71, the power supply 66 is fixed in power supply fixing seat 71, is bolted with lock in the inner thread 209
Tight stud 72, is clamped with disk spring 73 between the locking stud 72 and power supply fixing seat 71.
Further, the first limit hole 209 is formed on the outer wall of first circular hole 201, first boss 301
The second limit hole 304, the threaded hole 305 with the concentric setting of the first limit hole 209, the threaded hole 305 are formed on outer wall
It is inside socketed with screw 74,741 sleeve of shoulder of screw 74 is in the first limit hole 209 and the second limit hole 304, the first limit hole
209 and second the aperture of limit hole 304 matched with the outer diameter of shoulder 741.
Further, the number of the hemisphere protrusion 64 is at 3 or more.
Working principle: first, the symmetrical arc-plane 302 of two of them of hand-held part 3 is held, blade 1 can be kept to cut
Direction and angle when cutting；Second, motor 65 is opened by switch 67, motor 65 drives drive disk 63 to rotate, 63 band of drive disk
Dynamic hemisphere raised 64 rotates, and drives 62 linear reciprocation of splined shaft to be moved by the constantly insertion of hemisphere protrusion 64 or disengaging ball-and-socket hole 621
Dynamic, the straight reciprocating of splined shaft 62 drives the straight reciprocating of rectangle knife bar 51, and rectangle knife bar 51 is done directly with cutting blade 1
Line moves back and forth, to make blade organizationally do quick pricking method campaign in cutting, so as to cut soft tissue.
Finally, the above embodiments are only used to illustrate the present invention, and not limitation of the present invention, related technical field
Those of ordinary skill can also make a variety of changes and modification without departing from the spirit and scope of the present invention, therefore
All equivalent technical solutions also belong to scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (8)
1. a kind of excitation type delicate procedure cutter, including blade (1) and knife handle, blade (1) are detachably connected with knife handle, special
Sign is: the knife handle (1) includes the shell (2) of inner hollow, the hand-held part (3) for being fixed on shell (2) lower end and is fixed on
The end cap (4) of shell (2) upper end, the hand-held part (3) form perforative rectangular step through-hole (301) up and down, rectangular step
It is socketed in the lower end aperture of through-hole (301) rectangle knife bar (51), the blade (1) is fixed on rectangle knife bar (51) across rectangle
On the lower extension end of step through-hole (301), the upper end of the rectangle knife bar (51) is fixed with jacking block (52), and jacking block (52) sleeve exists
In the upper end macropore of rectangular step through-hole (301), it is equipped with and resets between jacking block (52) and the step surface of rectangular step through-hole (301)
Spring (53)；Exciting agency (6) are equipped in the shell (2), the exciting agency (6) include can longitudinally reciprocal movement driving
Bar (61), drive rod (61) are pressed against on jacking block (52).
2. a kind of excitation type delicate procedure cutter according to claim 1, it is characterised in that: the shell (2) it is interior
Portion from bottom to top successively forms the first circular hole (201), the splined hole (202), driving chamber (203), bearing that diameter successively becomes smaller
Hole (204), the inside of the shell (2) from top to bottom successively form the second circular hole (205), the power source cavity that diameter successively becomes smaller
(206) it is communicated with motor cavity (207), motor cavity (207) with bearing hole (204)；
The upper end of the hand-held part (3) forms the first boss (301) to raise upward, first boss (301) sleeve and fixation
In the first circular hole (201), the end cap (4) is formed downwardly convex second boss (401), second boss (401) sleeve
And it is fixed in the second circular hole (205)；
The exciting agency (6) further includes the splined shaft (62) being fixedly connected with drive rod (61), and splined shaft (62) sleeve is in flower
In keyhole (202), the upper end of splined shaft (62) is equipped with drive disk (63), and drive disk (63) sleeve is described in driving chamber (203)
The hemisphere that multiple circumference uniform distributions are formed on the bottom surface of drive disk (63) is raised (64), the upper surface of the splined shaft (62) at
Type has the one-to-one ball-and-socket hole (621) of multiple and hemisphere raised (64), and hemisphere protrusion (64) sleeve is interior in ball-and-socket hole (621),
The drive disk (63) on bearing hole (204), is fixed with motor (65) by bearing hinge connection in the motor cavity (207), electricity
The motor shaft of machine (65) with drive disk (63) is concentric is fixedly connected, be equipped with power supply (66) in the power source cavity (206), the end
It covers (4) and is equipped with switch (67), switch (67), power supply (66) and motor (65) are electrically connected；It is socketed on the drive rod (61)
Have the first pressure spring (68), the both ends of the first pressure spring (68) press up against on splined shaft (62) and first boss (301).
3. a kind of excitation type delicate procedure cutter according to claim 1, it is characterised in that: the hand-held part (3) is
The big curved rod in the small upper end in lower end forms the arc-plane (302) of even number road circumference uniform distribution, the arc on the outer wall of curved rod
Form friction pattern (303) are formed in shape plane (302).
4. a kind of excitation type delicate procedure cutter according to claim 3, it is characterised in that: the form friction pattern (303)
For reticulate pattern or linear fringe.
5. a kind of excitation type delicate procedure cutter according to claim 1, it is characterised in that: the end cap (4) it is upper
End forms spherical outer wall (401), and the open slot for prying open end cap (4) is formed on the end face of end cap (4) towards shell (2)
(402)。
6. a kind of excitation type delicate procedure cutter according to claim 2, it is characterised in that: the motor cavity (207)
Upper end outer wall on form inner thread (209), is socketed with power supply fixing seat (71), the electricity in the motor cavity (207)
Source (66) is fixed on power supply fixing seat (71), and locking stud (72), the locking screw are bolted in the inner thread (209)
Disk spring (73) are clamped between column (72) and power supply fixing seat (71).
7. a kind of excitation type delicate procedure cutter according to claim 2, it is characterised in that: first circular hole
(201) it forms the first limit hole (209), is formed on the outer wall of first boss (301) and the first limit hole on outer wall
(209) the second limit hole (304), threaded hole (305) of concentric setting, the threaded hole (305) is interior to be socketed with screw (74),
Shoulder (741) sleeve of screw (74) in the first limit hole (209) and the second limit hole (304), the first limit hole (209) and
The aperture of second limit hole (304) is matched with the outer diameter of shoulder (741).
8. a kind of excitation type delicate procedure cutter according to claim 2, it is characterised in that: the hemisphere is raised (64)
Number at 3 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910649927.0A CN110368069B (en) | 2019-07-18 | 2019-07-18 | Excitation type fine operation cutting knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910649927.0A CN110368069B (en) | 2019-07-18 | 2019-07-18 | Excitation type fine operation cutting knife |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110368069A true CN110368069A (en) | 2019-10-25 |
| CN110368069B CN110368069B (en) | 2021-04-16 |
Family
ID=68253955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910649927.0A Active CN110368069B (en) | 2019-07-18 | 2019-07-18 | Excitation type fine operation cutting knife |
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| Country | Link |
|---|---|
| CN (1) | CN110368069B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2070281A (en) * | 1935-07-12 | 1937-02-09 | Leggiadro Vincent | Surgical knife |
| CN2056589U (en) * | 1989-04-14 | 1990-05-02 | 苑智君 | High frequence pricking cutting cystoma device |
| US5925055A (en) * | 1997-06-23 | 1999-07-20 | Medelex, Inc | Multimodal rotary abrasion and acoustic ablation catheter |
| CN201139612Y (en) * | 2008-01-15 | 2008-10-29 | 张毅昆 | Surgical knife handle for fineness cutting with microseismic activity |
| CN101536925A (en) * | 2009-04-22 | 2009-09-23 | 大连理工大学 | Micro-nano sawtooth vibration scalpel |
| CN104605893A (en) * | 2015-03-18 | 2015-05-13 | 浙江省苍南中学 | Skin prick test slope pushing block elastic pin needle |
| WO2018183949A1 (en) * | 2017-03-30 | 2018-10-04 | University Of Houston System | Magnetically actuatable probe for tissue penetration |
| CN208464125U (en) * | 2017-12-25 | 2019-02-05 | 亓颖 | Internal medicine clinical examination abdomen percussion device |
-
2019
- 2019-07-18 CN CN201910649927.0A patent/CN110368069B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2070281A (en) * | 1935-07-12 | 1937-02-09 | Leggiadro Vincent | Surgical knife |
| CN2056589U (en) * | 1989-04-14 | 1990-05-02 | 苑智君 | High frequence pricking cutting cystoma device |
| US5925055A (en) * | 1997-06-23 | 1999-07-20 | Medelex, Inc | Multimodal rotary abrasion and acoustic ablation catheter |
| CN201139612Y (en) * | 2008-01-15 | 2008-10-29 | 张毅昆 | Surgical knife handle for fineness cutting with microseismic activity |
| CN101536925A (en) * | 2009-04-22 | 2009-09-23 | 大连理工大学 | Micro-nano sawtooth vibration scalpel |
| CN104605893A (en) * | 2015-03-18 | 2015-05-13 | 浙江省苍南中学 | Skin prick test slope pushing block elastic pin needle |
| WO2018183949A1 (en) * | 2017-03-30 | 2018-10-04 | University Of Houston System | Magnetically actuatable probe for tissue penetration |
| CN208464125U (en) * | 2017-12-25 | 2019-02-05 | 亓颖 | Internal medicine clinical examination abdomen percussion device |
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| Publication number | Publication date |
|---|---|
| CN110368069B (en) | 2021-04-16 |
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