CN108272489A - A kind of Medical forceps - Google Patents
A kind of Medical forceps Download PDFInfo
- Publication number
- CN108272489A CN108272489A CN201810124438.9A CN201810124438A CN108272489A CN 108272489 A CN108272489 A CN 108272489A CN 201810124438 A CN201810124438 A CN 201810124438A CN 108272489 A CN108272489 A CN 108272489A
- Authority
- CN
- China
- Prior art keywords
- pull rod
- cylinder
- detent
- negative pressure
- tweezer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/30—Surgical pincettes without pivotal connections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/30—Surgical pincettes without pivotal connections
- A61B2017/306—Surgical pincettes without pivotal connections holding by means of suction
Landscapes
- 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 Medical forceps, including two tweezer handles, negative pressure generator, negative pressure generator includes cylinder, pull rod and piston, cylinder is made into integration with tweezer handle, it is provided with elastic parts between two tweezer handles, tweezer handle lower end is equipped with negative pressure cavity, gas distribution channel is provided in tweezer handle, cylinder is connected to negative pressure cavity by gas distribution channel, piston is set in cylinder, piston upper end is connected with pull rod, pull rod upper end is equipped with pull handle, pull rod side is perpendicular along equipped with ratchet bar, cylinder upper end is provided with and ratchet bar engaged transmission and the non-return mechanism that makes pull rod unidirectionally move, it is provided with clamping part at the lower end inner surface wall center of tweezer handle, wound both sides skin histology pairing can be made smooth, prevent skin histology from rupturing to adjust absorption air pressure according to different skin histologies.
Description
Technical field
The present invention relates to medical device applications technical fields, refer to a kind of Medical forceps specifically.
Background technology
With the reach of science and improvement of living standard, people increasingly pay attention to the development prospect of medical field, medical treatment
Equipment has also increasingly becomed scientist and people's thing of concern, and medical operating of today gradually moves towards to refine, especially
In terms of wound suture, now to the noninvasive suture way of skin generally use glue be closed, glue be closed the advantages of have quickly
Hemostasis, reduces the generation of inflammation, and the scar of formation is minimum, has a good cosmetic result, in sewing process, needs to use tweezers
, just can be with spreading glue by wound both sides skin histology pairing, but existing tweezers, by wound both sides skin histology pairing
When, it needs first to push skin then again to skin chucking power, in wound closure, the skin of both sides can be made to median rise in this way
It is not close at wound pairing, in spreading glue, wound healing is influenced between glue can be caused to enter subcutaneous wound tissue, to make
At symptoms such as wound inflammations, while when some epidermal tissues are clamped in existing tweezers, because dynamics controls not accurate, the folder of tweezers
The portion of holding can cause tissue disruption.
Invention content
The technical problem to be solved by the present invention is to present situations for the above-mentioned prior art, and provide a kind of Medical forceps, this
The tweezers of invention can make wound both sides skin histology pairing smooth, be prevented according to different skin histologies to adjust absorption air pressure
Skin histology ruptures.
Technical solution is used by the present invention solves above-mentioned technical problem：
A kind of Medical forceps, including two tweezer handles, negative pressure generators, negative pressure generator include cylinder, pull rod and piston, cylinder with
Tweezer handle is made into integration, and elastic parts is provided between two tweezer handles, and tweezer handle lower end is equipped with negative pressure cavity, gas transmission is provided in tweezer handle
Channel, cylinder are connected to negative pressure cavity by gas distribution channel, and piston is set in cylinder, and piston upper end is connected with pull rod, on pull rod
End is equipped with pull handle, and pull rod side is perpendicular along being equipped with ratchet bar, and cylinder upper end is provided with and ratchet bar engaged transmission and makes pull rod list
To mobile non-return mechanism, clamping part is provided at the lower end inner surface wall center of tweezer handle.
To optimize above-mentioned technical proposal, the measure taken further includes：
Above-mentioned non-return mechanism includes detent, reseting shrapnel and the spanner with detent one, and cylinder upper end is equipped with connection
Seat, detent are hubbed at by hinged arm on connecting seat, and reseting shrapnel one end is fixedly connected with cylinder, and the other end coordinates with detent
Connection, reseting shrapnel forces detent and ratchet bar to be kept in contact, when pull rod moves up, the back of tooth of the detent in ratchet bar
Upper sliding, when pull rod moves down, detent is inserted into the tooth socket of ratchet bar, and detent prevents pull rod from moving down；Downwards
Spanner is pressed, detent can be released, pull rod non-return is acted on, pull rod can move down.
Above-mentioned pull rod side is perpendicular along ball grooves are equipped with, and cylinder upper end is provided with positioning component, and positioning component includes cross
To the through-hole being opened on cylinder, sunk screw, spring, the ball being sequentially placed into from left to right in through-hole, sunk screw compression
Ball is pressed in the ball grooves of pull rod by spring, to guide vertically moving for pull rod.
Above-mentioned elastic parts includes symmetrically arranged inserted link in adjustable spring and tweezer handle, and the both ends of adjustable spring connect respectively
It is connected on inserted link.
Above-mentioned cylinder outer wall is provided with the first grips, and the first grips is provided with anti-skid chequer.
It is provided with the second grips at above-mentioned tweezer handle appearance wall center, the second grips is provided with anti-skid chequer.
Above-mentioned pull handle upper end is provided with anti-skid chequer.
Above-mentioned negative pressure cavity is to being recessed to form arc surface at center.
Above-mentioned tweezer handle is made with cylinder of transparent material.
A kind of Medical forceps of the present invention, including two tweezer handles, negative pressure generators, negative pressure generator include cylinder, pull rod
And piston, cylinder are made into integration with tweezer handle, and elastic parts is provided between two tweezer handles, tweezer handle lower end is equipped with negative pressure cavity, tweezer
Gas distribution channel is provided in handle, cylinder is connected to negative pressure cavity by gas distribution channel, and piston is set in cylinder, the connection of piston upper end
There are pull rod, pull rod upper end to be equipped with pull handle, pull rod side is perpendicular along ratchet bar is equipped with, and cylinder upper end, which is provided with, engages biography with ratchet bar
The non-return mechanism for moving and pull rod being made unidirectionally to move is provided with clamping part at the lower end inner surface wall center of tweezer handle, can make wound
Both sides skin histology pairing is smooth, prevents skin histology from rupturing to adjust absorption air pressure according to different skin histologies.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the sectional view of A-A in Fig. 1.
Specific implementation mode
The embodiment of the present invention is described in further detail below in conjunction with attached drawing.
Fig. 1 to Fig. 2 is the structural schematic diagram of the present invention.
Reference numeral therein is：Tweezer handle 1, elastic parts 11, negative pressure cavity 12, gas distribution channel 13, adjustable spring 14, inserted link
15, the second grips 16, clamping part 17, negative pressure generator 2, cylinder 21, pull rod 22, piston 23, ratchet bar 24, connecting seat 25,
Ball grooves 26, the first grips 27, pull handle 28, non-return mechanism 3, detent 31, reseting shrapnel 32, spanner 33, sunk screw 41,
Spring 42, ball 43.
Fig. 1 to Fig. 2 is the structural schematic diagram of the present invention.
A kind of Medical forceps, including two tweezer handles 1, negative pressure generator 2, negative pressure generator 2 include cylinder 21, pull rod 22 and
Piston 23 is cylinder after two 1 pairings of tweezer handle, and cylinder 21 is made into integration with tweezer handle 1, and the upper end of tweezer handle 1 is connected to cylinder
Bottom is provided with elastic parts 11 between two tweezer handles 1, and 1 lower end of tweezer handle is equipped with the negative pressure cavity 12 for osculum epidermis,
Gas distribution channel 13 is provided in tweezer handle 1, cylinder 21 is connected to negative pressure cavity 12 by gas distribution channel 13, and the internal diameter of gas distribution channel 13 is remote
Less than 21 internal diameter of cylinder, piston 23 is set in cylinder 21, and piston 23 can be slided along cylinder inner wall, and piston 23 is rubber system
At 23 upper end of piston is connected with pull rod 22, and 22 lower end of pull rod is inserted into piston and is fitted into therewith, and 22 upper end of pull rod is equipped with pull handle
28,22 side of pull rod is perpendicular along being equipped with ratchet bar 24, and 21 upper end of cylinder is provided with and 24 engaged transmission of ratchet bar and makes pull rod 22
The non-return mechanism 3 unidirectionally moved, non-return mechanism 3 allow pull rod 22 to move up, and prevent pull rod 22 from moving down, under tweezer handle 1
Clamping part 17 is provided at the inner surface wall center of end can be as ordinary tweezers for article to be clamped, when in use, two tweezers
Handle 1 is located at the both sides of wound, and negative pressure cavity 12 is contacted with skin surface, pulls up pull rod 22, piston moves up, and makes negative pressure
Chamber 12 is generated less than extraneous air pressure, stops pulling up pull rod 22, non-return mechanism 3 to adsorb skin epidermis, after absorption
It prevents pull rod from moving down and ensures 12 stable gas pressure of negative pressure cavity, tweezer handle 1 can be operated, two tweezer handles 1 are mediated, negative pressure cavity 12 is by wound
The skin of both sides is pulled to center and is drawn close, because wound both sides skin is only chucking power, skin will not swell, wound
Pairing is more smooth close, and 22 amount of moving up of pull rod can bear the intensity of pressure according to Different Organs and be adjusted, skin
The pressure that epidermis is born is big, and 22 amount of moving up of pull rod can be made to increase, and negative pressure cavity is made to increase with extraneous pressure difference.
In embodiment, non-return mechanism 3 includes detent 31, reseting shrapnel 32 and the spanner 33 with 31 one of detent, gas
21 upper end of cylinder is equipped with connecting seat 25, and detent 31 is hubbed at by hinged arm on connecting seat 25,32 one end of reseting shrapnel and cylinder
21 are fixedly connected, and the other end is connected with detent 31, and reseting shrapnel 32 forces detent 31 and ratchet bar 24 to be kept in contact,
When pull rod 22 moves up, detent 31 slides on the back of tooth of ratchet bar 24, when pull rod 22 moves down, detent 31
It is inserted into the tooth socket of ratchet bar 24, detent 31 prevents pull rod 22 from moving down；Spanner 33 is pressed down on, reseting shrapnel 32 is pressurized
Deformation, while detent 31 is rotated around hinged arm, is detached from from the tooth socket of ratchet bar 24, is released detent 31 and is made to the non-return of pull rod 22
With pull rod 22 can move down, to make negative pressure cavity unclamp the absorption to skin.
In embodiment, 22 side of pull rod is perpendicular along ball grooves 26 are equipped with, and 21 upper end of cylinder is provided with positioning component, positioning group
Part includes the through-hole being laterally opened on cylinder 21, sunk screw 41, spring 42, the ball being sequentially placed into from left to right in through-hole
43, ball 43 is pressed in the ball grooves 26 of pull rod 22 by 41 compressed spring 42 of sunk screw, to guide the vertical shifting of pull rod 22
It is dynamic.
In embodiment, elastic parts 11 includes symmetrically arranged inserted link 15 in adjustable spring 14 and tweezer handle 1, adjustable spring 14
Both ends be connected on inserted link 15, so that two tweezer handles 1 is opened.
In embodiment, 21 outer wall of cylinder is provided with the first grips 27, and the first grips 27 is provided with anti-skid chequer and can prevent
The first grips of finger grip 2 is slided.
In embodiment, tweezer handle is provided with the second grips 16 at 1 appearance wall center, and the second grips 16 is provided with anti-skidding
Line.
In embodiment, 28 upper end of pull handle is provided with anti-skid chequer and prevents from sliding when finger pull pull handle.
In embodiment, negative pressure cavity 12 is preferably bonded with skin to being recessed to form arc surface at center and prevents gas leakage.
In embodiment, tweezer handle 1 is made with cylinder 21 of transparent material, can facilitate the skin conditions in observation adsorbent chamber,
Occur hemostasis phenomenon can timely releasing lever, so that negative pressure cavity and skin is detached from.
In embodiment, 21 outer wall of cylinder is provided with baroscale line, can according to the corresponding baroscale line of piston lower surface
To read air pressure at this time, to ensure pressure that the air pressure in negative pressure cavity can bear for skin epidermis.
Highly preferred embodiment of the present invention has illustrated, and the various change or remodeling made by those of ordinary skill in the art are not
It can depart from the scope of the present invention.
Claims (9)
1. a kind of Medical forceps, it is characterized in that：Including two tweezer handles (1), negative pressure generator (2), negative pressure generator (2) packet
Include cylinder (21), pull rod (22) and piston (23), the cylinder (21) is made into integration with the tweezer handle (1), two tweezer handles (1) it
Between be provided with elastic parts (11), tweezer handle (1) lower end is equipped with negative pressure cavity (12), and gas transmission is provided in the tweezer handle (1)
Channel (13), the cylinder (21) are connected to negative pressure cavity (12) by gas distribution channel (13), and the piston (23) is set to cylinder
(21) in, piston (23) upper end is connected with the pull rod (22), and pull rod (22) upper end is equipped with pull handle (28), the drawing
Bar (22) side is perpendicular along being equipped with ratchet bar (24), cylinder (21) upper end be provided with ratchet bar (24) engaged transmission and make
The non-return mechanism (3) that pull rod (22) unidirectionally moves is provided with clamping part at the lower end inner surface wall center of the tweezer handle (1)
(17)。
2. a kind of Medical forceps according to claim 1, it is characterized in that：The non-return mechanism (3) includes detent (31), answers
Position shrapnel (32) and the spanner (33) with detent (31) one, cylinder (21) upper end is equipped with connecting seat (25), described
Detent (31) is hubbed at by hinged arm on connecting seat (25), described reseting shrapnel (32) one end and the fixed company of the cylinder (21)
It connects, the other end is connected with detent (31), and the reseting shrapnel (32) forces detent (31) and ratchet bar (24) to keep
Contact, when the pull rod (22) moves up, the detent (31) is slided on the back of tooth of the ratchet bar (24), works as institute
When stating pull rod (22) and moving down, the detent (31) is inserted into the tooth socket of the ratchet bar (24), the detent (31)
Pull rod (22) is prevented to move down；Spanner (33) is pressed down on, the detent (31) can be released to the pull rod (22)
Non-return acts on, and the pull rod (22) can move down.
3. a kind of Medical forceps according to claim 2, it is characterized in that：Pull rod (22) side is perpendicular along equipped with ball grooves
(26), cylinder (21) upper end is provided with positioning component, and the positioning component includes laterally being opened on cylinder (21)
Through-hole, sunk screw (41), spring (42), the ball (43) being sequentially placed into from left to right in the through-hole, sunk screw (41)
Ball (43) is pressed in the ball grooves (26) of pull rod (22) by compressed spring (42), to guide the vertical shifting of the pull rod (22)
It is dynamic.
4. a kind of Medical forceps according to claim 3, it is characterized in that：The elastic parts (11) includes adjustable spring (14)
And symmetrically arranged inserted link (15) in tweezer handle (1), the both ends of the adjustable spring (14) are connected on inserted link (15).
5. a kind of Medical forceps according to claim 4, it is characterized in that：Cylinder (21) outer wall is provided with the first grips
(27), first grips (27) is provided with anti-skid chequer.
6. a kind of Medical forceps according to claim 5, it is characterized in that：Is provided at tweezer handle (1) the appearance wall center
Two grips (16), second grips (16) are provided with anti-skid chequer.
7. a kind of Medical forceps according to claim 6, it is characterized in that：Pull handle (28) upper end is provided with anti-skid chequer.
8. a kind of Medical forceps according to claim 7, it is characterized in that：The negative pressure cavity (12) is to being recessed to form circle at center
Cambered surface.
9. a kind of Medical forceps according to claim 8, it is characterized in that：The tweezer handle (1) is transparent material with cylinder (21)
It is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810124438.9A CN108272489B (en) | 2018-02-07 | 2018-02-07 | A kind of Medical forceps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810124438.9A CN108272489B (en) | 2018-02-07 | 2018-02-07 | A kind of Medical forceps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108272489A true CN108272489A (en) | 2018-07-13 |
| CN108272489B CN108272489B (en) | 2019-08-09 |
Family
ID=62807913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810124438.9A Expired - Fee Related CN108272489B (en) | 2018-02-07 | 2018-02-07 | A kind of Medical forceps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108272489B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027004A (en) * | 2019-05-16 | 2019-07-19 | 上海新松机器人自动化有限公司 | Components pick device and pick-up method |
| CN111887939A (en) * | 2018-09-05 | 2020-11-06 | 郑州大学第一附属医院 | Foreign matter taking-out forceps for digestive system department |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2635260A1 (en) * | 1988-08-11 | 1990-02-16 | Crillon Jean Louis | GRIPPING METHOD AND DEVICE, FOR EXAMPLE FOR BIOPSY |
| US20050215851A1 (en) * | 2004-03-24 | 2005-09-29 | Kim David J | Methods and apparatus providing suction-assisted tissue engagment |
| CN103648557A (en) * | 2011-07-07 | 2014-03-19 | 李喜永 | Syringe pressure generating and pressure displaying device |
| CN204863384U (en) * | 2015-07-20 | 2015-12-16 | 北京聚精瑞生医疗科技有限公司 | Tweezers formula suction aspirator tip |
| CN105615961A (en) * | 2014-08-04 | 2016-06-01 | 李峰 | Forceps body of tracheal foreign body forceps |
| CN206822686U (en) * | 2017-01-09 | 2018-01-02 | 湖北省妇幼保健院 | A kind of gynemetrics's electronics surgical clamp |
-
2018
- 2018-02-07 CN CN201810124438.9A patent/CN108272489B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2635260A1 (en) * | 1988-08-11 | 1990-02-16 | Crillon Jean Louis | GRIPPING METHOD AND DEVICE, FOR EXAMPLE FOR BIOPSY |
| US20050215851A1 (en) * | 2004-03-24 | 2005-09-29 | Kim David J | Methods and apparatus providing suction-assisted tissue engagment |
| CN103648557A (en) * | 2011-07-07 | 2014-03-19 | 李喜永 | Syringe pressure generating and pressure displaying device |
| CN105615961A (en) * | 2014-08-04 | 2016-06-01 | 李峰 | Forceps body of tracheal foreign body forceps |
| CN204863384U (en) * | 2015-07-20 | 2015-12-16 | 北京聚精瑞生医疗科技有限公司 | Tweezers formula suction aspirator tip |
| CN206822686U (en) * | 2017-01-09 | 2018-01-02 | 湖北省妇幼保健院 | A kind of gynemetrics's electronics surgical clamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111887939A (en) * | 2018-09-05 | 2020-11-06 | 郑州大学第一附属医院 | Foreign matter taking-out forceps for digestive system department |
| CN110027004A (en) * | 2019-05-16 | 2019-07-19 | 上海新松机器人自动化有限公司 | Components pick device and pick-up method |
| CN110027004B (en) * | 2019-05-16 | 2024-05-10 | 上海新松机器人有限公司 | Component pickup device and pickup method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108272489B (en) | 2019-08-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105816208B (en) | A kind of seal wire lock on endoscope | |
| CN108272489B (en) | A kind of Medical forceps | |
| EP1600108A3 (en) | Apparatus and methods for occluding a hollow anatomical structure | |
| JP2014527422A (en) | Laparoscopic surgery | |
| CN109770975B (en) | Traction clamp for laparoscopic surgery | |
| CN201595813U (en) | Bivalve speculum | |
| CN209316002U (en) | A kind of anti-injury from sharp utensil knife handle | |
| US10842519B2 (en) | Vacuum-actuated surgical graspers | |
| CN205849491U (en) | A kind of disposable hard plastic band arbitrary source can attract nerve root retractor | |
| CN110251166A (en) | For adsorbing the push type absorber of tissue | |
| CN201814610U (en) | Operation stitching tweezers | |
| CN110251167A (en) | It is a kind of for adsorbing the spring external absorber of tissue | |
| CN208591100U (en) | A kind of obstetrics and gynecology department surgical clamp | |
| CN209713088U (en) | A kind of uterus holding part for uterus raising device and the uterus raising device using the holding part | |
| CN206333947U (en) | A kind of tweezers | |
| CN207253323U (en) | The disposable sterile vaginal dilator of gynaecology's fluoroscopy | |
| CN203619591U (en) | Medical percussion hammer | |
| CN207640463U (en) | Continue the minimally invasive haemostatic clamp that clamping force can easily be accommodated | |
| CN213722224U (en) | A hepatic portal blocking device for laparoscopic liver operation | |
| CN201324268Y (en) | Scalp clip | |
| CN213940851U (en) | Gynaecology and obstetrics is with device that stanchs fast | |
| CN217040202U (en) | A collude line ware for laparoscopic surgery | |
| CN208524989U (en) | A kind of puncture needle handle | |
| CN208511093U (en) | Draw hook for orthopaedic operation | |
| CN115886940A (en) | Instrument for thoracoscope surgery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Fan Chao Inventor after: Lu Le Inventor before: Lu Le |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190718 Address after: 272100 No. 1 North Road, Xinglongzhuang Bridge, Yanzhou District, Jining City, Shandong Province Applicant after: Fan Chao Address before: Room 601, Unit N2, Huimin District, Yunlong District, Xuzhou City, Jiangsu Province Applicant before: Lu Le |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190809 Termination date: 20220207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |