CN205626030U - Medical calm push button pintle hook lock device - Google Patents
Medical calm push button pintle hook lock device Download PDFInfo
- Publication number
- CN205626030U CN205626030U CN201620210049.4U CN201620210049U CN205626030U CN 205626030 U CN205626030 U CN 205626030U CN 201620210049 U CN201620210049 U CN 201620210049U CN 205626030 U CN205626030 U CN 205626030U
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- CN
- China
- Prior art keywords
- button
- handle
- slide block
- axle sleeve
- card
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model provides a medical calm push button pintle hook lock device is provided with locking device in the handle of medical calm, locking device includes rack board and latch board, and the middle part of latch board is installed through the pivot and can be rotated in the handle, and the upper end of latch board is provided with the latch that matches with the rack board, button formula pintle hook lock device is installed on the handle, and it is including button, slider, and in the one end level of slider penetrated the handle, the button was fixed at the other end of slider and outside lieing in the handle, the lower extreme of latch board is provided with the card strip, and the slider is located the below of card strip, and the surface of slider is provided with plectrum, plectrum and the position parallel and level that blocks the strip, the slider in be provided with button elasticity resetting means. The utility model has the advantages of reasonable design, operating method is simple, and labour saving and time saving provides more comfortable, humanized operation, improvement operation efficiency for the doctor.
Description
Technical field
This utility model relates to a kind of medical calm button lock card device, is mainly used in the locking switching control of operating theater instruments, belongs to technical field of medical instruments.
Background technology
Laparoscopic surgery hand-held apparatus, particularly nipper, such as serration nipper, Cholecyst grasping clamp etc., under clinical practice environment, tired in order to alleviate the use of operator, it is commonly designed one group of ratch mechanism and realizes self-locking.After i.e. operator uses nipper grasping tissue, ratch mechanism self-locking at once, such operator avoids the need for the gripping pliers holding seized condition that exerts a force for a long time.
But under true clinical applied environment, a part of use time or a part of operation technique, operator to capture and to unclamp by operation apparatus repeatedly, and another part time or another part operation technique, need to catch somewhere tissue not put.When needs repeatable operation apparatus captures and unclamps, ratch mechanism needs to switch to failure state, has otherwise interfered with operator's use, makes its sensation inconvenience；And when needs catch somewhere tissue not put, then need to switch to effective status.
In order to solve the abdominal operation apparatus ratch mechanism problem of switching between effective status and disarmed state quickly and easily, existing multiple ratch mechanism on market, singly it is summed up and is broadly divided into following a few class:
1, the ratch mechanism of no-failure: this operator scheme the most individually makes the mechanism that pintle hook lock lost efficacy, can not fully meet the operational requirements of doctor in use demand.
2, sliding mandril mechanism: sliding mandril presses toward handle orientations, drives ratchet sheet to rotate to an angle around its axle center, is allowed to cannot coordinate with another sheet ratchet, and therefore tooth is invalid；When sliding mandril is toward when moving away from handle orientations, and ratchet plate resets under spring action, coordinates with another sheet ratchet, switches to ratchet effective.Sliding mandril needs to pin the direction of handle with middle finger or forefinger；Sliding mandril moves forward, and during this mechanism action, operation drives push rod reach, inconvenient operation.
3, swing arm mechanism: press swing arm and swing to handle orientations, drives ratchet sheet to rotate to an angle around its axle center, and therefore ratchet is invalid, is allowed to cannot coordinate with another sheet ratchet；When swing arm is arranged away from handle orientations, ratchet sheet resets under the force of a spring, then ratchet is effective.This kind of singlehanded bad operation of mechanism, it is often necessary to two hands operations；Or operate with middle finger or little finger, inconvenient operation.
The most several ratch mechanisms, otherwise one hand cannot realize, otherwise it is extremely inconvenient to operate.
Utility model content
Technical problem to be solved in the utility model is to overcome the above-mentioned deficiency in the presence of prior art, and a kind of medical calm button lock card device reasonable in design is provided, by button type structure, pintle hook lock is made to switch between losing efficacy and coming into force, the most compatible function unlocked.
This utility model solves above-mentioned technical problem and be the technical scheme is that a kind of medical calm button lock card device, it is provided with locking device in the handle of described medical calm, locking device includes rack-plate and card tooth plate, the middle part of card tooth plate can rotate in being arranged on handle by pivot pin, and the upper end of card tooth plate is provided with the latch mated with rack-plate.Holding with a firm grip handle, latch can block card tooth plate, it is achieved self-locking, and operator's gripping handle that avoids the need for exerting a force for a long time keeps seized condition.
It is characterized in that: described button lock card device is arranged on handle, and it includes button, slide block, one end level of slide block penetrates in handle, and button is fixed on the other end of slide block and is positioned at outside handle；The lower end of described card tooth plate is provided with card article, and slide block is positioned at the lower section of card article, and the outer surface of slide block is provided with plectrum, and plectrum is concordant with the position of card article；Button-spring resetting means it is provided with in described slide block.Button press, promotes slide block to move horizontally in handle, and plectrum drives card article to make card tooth plate rotate, so that latch leaves rack-plate, locking device lost efficacy；Button press again, under the effect of button-spring resetting means, button band movable slider resets, and latch is kept in the center, and locking device comes into force once again.Easy to operate, only need to realize coming into force or losing efficacy of locking device by finger button press, improve procedure efficiency.
Button-spring resetting means described in the utility model includes that spring, rotating shaft, axle sleeve, described axle sleeve are fixed in handle, and the front end of rotating shaft is inserted in axle sleeve, and rear end is connected with button by spring；The outer surface of rotating shaft rear end is provided with three equally distributed decks, deck is provided with long spire face and short helicoid between three decks by three clamp bar slots separately；The outer wall of described axle sleeve has three link slots, and the position of three link slots is corresponding with three clamp bar slots；Axle sleeve is provided with spiral camber relative to one end of deck, and this spiral camber matches with long spire face and the short helicoid of deck；The inwall of described slide block is provided with three reinforcements, and three reinforcements are respectively clamped in three clamp bar slots, and the end of reinforcement is provided with the inclined-plane matched with long spire face and short helicoid.
Button press, slide block advances, and reinforcement enters in link slot by draw-in groove, and under the effect of spring thrust, the helicoid of deck and the spiral camber of axle sleeve are spinned motion, block after making the distance in one long spire face of rotating shaft rotation；Now release button, button and slide block retreat under the action of the spring, and the inclined-plane of reinforcement snaps onto the location, bottom in long spire face；Now card article has been pushed open and has been made latch strip move latch rotation by plectrum, and latch lost efficacy away from rack-plate, locking device.
Button press again, reinforcement is re-introduced in link slot, and deck is spinned with axle sleeve motion again, makes rotating shaft block after rotating the distance of a short helicoid；Now release button, button and slide block retreat under the action of the spring, and the inclined-plane of reinforcement returns in draw-in groove along short helicoid, and slide block and button return to initial position under the action of the spring, and latch resets, and locking device comes into force.
The front end of rotating shaft described in the utility model is provided with outwardly boss, and axle sleeve is provided with the groove mated with boss, and boss snaps in groove.Boss plays position-limiting action, prevents rotating shaft from departing from axle sleeve, makes whole plant running more stable.
This utility model compared with prior art, has following positive effect: reasonable in design, operational approach is simple, time saving and energy saving, provides more comfortable, the mode of operation of hommization to doctor, improves procedure efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation at button position in this utility model.
Fig. 3 is the structural representation of this utility model shaft.
The structural representation (removing slide block) of (3rd) step when Fig. 4 is this utility model use.
The structural representation (removing slide block) of (4th) step when Fig. 5 is this utility model use.
The structural representation (removing slide block) of (5th) step when Fig. 6 is this utility model use.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings and by embodiment.
Embodiment:
See Fig. 1～Fig. 6, in the present embodiment, being provided with locking device in the handle 1 of medical calm, locking device includes rack-plate 11 and card tooth plate 12, the middle part of card tooth plate 12 is by rotating in pivot pin 17 handle 1, and the upper end of card tooth plate 12 is provided with the latch 13 mated with rack-plate 11.Holding with a firm grip handle 1, latch 13 can block card tooth plate 12, it is achieved self-locking, and operator's gripping handle 1 that avoids the need for exerting a force for a long time keeps seized condition.
Button lock card device described in the present embodiment is arranged on handle 1, and it includes button 5, slide block 6, and one end level of slide block 6 penetrates in handle 1, and button 5 is fixed on the other end of slide block 6 and is positioned at outside handle 1；The lower end of described card tooth plate 12 is provided with card article 14, and slide block 6 is positioned at the lower section of card article 14, and the outer surface of slide block 6 is provided with plectrum 15, and plectrum 15 is concordant with the position of card article 14；It is provided with button-spring resetting means in described slide block 6.Button press 5, promotes slide block 6 to move horizontally in handle 1, and plectrum 15 drives card article 14 to make card tooth plate 12 rotate, so that latch 13 leaves rack-plate 11, locking device lost efficacy；Button press 5 again, under the effect of button-spring resetting means, button 5 band movable slider 6 resets, and latch 13 is kept in the center, and locking device comes into force once again.Easy to operate, only need to realize coming into force or losing efficacy of locking device by finger button press 5, improve procedure efficiency.
In the present embodiment, button-spring resetting means includes that spring 4, rotating shaft 2, axle sleeve 3, described axle sleeve 3 are fixed in handle 1, and the front end of rotating shaft 2 is inserted in axle sleeve 3, and rear end is connected with button 5 by spring 4；The outer surface of rotating shaft 2 rear end is provided with three equally distributed decks 7, deck 7 is provided with long spire face 71 and short helicoid 72 between three decks 7 by three clamp bar slots 8 separately；The outer wall of described axle sleeve 3 has three link slots 9, and the position of three link slots 9 is corresponding with three clamp bar slots 8；One end of the relative deck 7 of axle sleeve 3 is provided with spiral camber 31, and this spiral camber 31 matches with long spire face 71 and the short helicoid 72 of deck 7；The inwall of described slide block 6 is provided with three reinforcements 61, and three reinforcements 61 are respectively clamped into three clamp bar slots 8, and the end of reinforcement 61 is provided with the inclined-plane matched with long spire face 71 and short helicoid 72.
In the present embodiment, the front end of rotating shaft 2 is provided with outwardly boss 21, and axle sleeve 3 is provided with the groove 32 mated with boss 21, and boss 21 snaps in groove 32.Boss 21 plays position-limiting action, prevents rotating shaft 2 from departing from axle sleeve 3, makes whole plant running more stable.
The unlocked step of the present embodiment is as follows:
(1) seeing Fig. 2, pin button 5, slide block 6 advances, and three reinforcements 61 depart from draw-in groove 8 and enter in link slot 9, and the constraint of reinforcement 61 is broken away from now rotating shaft 2, can rotate；
(2) sustained hold button 5, under the effect of spring 4 thrust, the long spire face 71 of deck 7 and short helicoid 72 and axle sleeve 3 spiral camber 31 are spinned motion, and rotating shaft 2 rotates, until button 5 is pressed into the end, rotating shaft 2 cannot rotate；Now the long spire face 71 of deck 7 is just to link slot 9；
(3) Fig. 4 is seen, release button 5, under the effect of spring 4, slide block 6 retreats, reinforcement 61 is gradually backed out from link slot 9, the inclined-plane of reinforcement 61 end advances along long spire face 71, and reinforcement 61 drives rotating shaft 2 to continue to rotate simultaneously, until the end of reinforcement 61 arrives the bottom in long spire face 71；Now slide block 6 stops retreating, and rotating shaft 2 is stopped the rotation, and whole device is stable；
(4) seeing Fig. 5, when needs locking device comes into force, again pin button 5, slide block 6 advances, and reinforcement 61 is again introduced in link slot 9, and the constraint of reinforcement 61 is broken away from rotating shaft 2, continues to rotate, until button 5 is pressed into the end, rotating shaft 2 cannot rotate；Now the short helicoid 72 of deck 7 is just to link slot 9；
(5) Fig. 6 is seen, release button 5, under the effect of spring 4, slide block 6 retreats, and reinforcement 61 is gradually backed out from link slot 9, and the inclined-plane of reinforcement 61 end advances along short helicoid 72, reinforcement 61 drives rotating shaft 2 to continue to rotate simultaneously, until draw-in groove 8 realigns with link slot 9, reinforcement 61 retreats under the effect of spring 4 to draw-in groove 8, and slide block 6 and button 5 return to initial position.
In above-mentioned (2nd) step, plectrum 15 advances along with slide block 6, promotes card article 14 to drive card tooth plate 12 to rotate, makes latch 13 away from rack-plate 11；In (3rd) step, plectrum 15 slightly retreats, and positions immediately, makes latch 13 be kept spaced from the position of rack-plate 11, and locking device lost efficacy；The operation technique of folding handle 1 can be needed at any time.
In above-mentioned (5th) step, along with the retrogressing of slide block 6 resets, plectrum 15 leaves card article 14 and resets, and latch 13 resets, and locking device comes into force again；The operation technique needing to hold handle 1 for a long time can be carried out.
During operation, can button press 5 as required, whether locking device is come into force and switches over.
Furthermore, it is necessary to explanation, the specific embodiment described in this specification, as long as the undeclared concrete shape of its part and size, then this part can be any shape and size adapted with its structure；Meanwhile, the title that part is taken can also be different.All equivalences done according to structure, feature and the principle described in this utility model inventional idea or simple change, be all included in the protection domain of this utility model patent.
Claims (3)
1. a medical calm button lock card device, it is provided with locking device in the handle of described medical calm, locking device includes rack-plate and card tooth plate, and the middle part of card tooth plate can rotate in being arranged on handle by pivot pin, and the upper end of card tooth plate is provided with the latch mated with rack-plate；
It is characterized in that: described button lock card device is arranged on handle, and it includes button, slide block, one end level of slide block penetrates in handle, and button is fixed on the other end of slide block and is positioned at outside handle；The lower end of described card tooth plate is provided with card article, and slide block is positioned at the lower section of card article, and the outer surface of slide block is provided with plectrum, and plectrum is concordant with the position of card article；Button-spring resetting means it is provided with in described slide block.
Medical calm button lock card device the most according to claim 1, it is characterized in that: described button-spring resetting means includes spring, rotating shaft, axle sleeve, described axle sleeve is fixed in handle, and the front end of rotating shaft is inserted in axle sleeve, and rear end is connected with button by spring；The outer surface of rotating shaft rear end is provided with three equally distributed decks, deck is provided with long spire face and short helicoid between three decks by three clamp bar slots separately；
The outer wall of described axle sleeve has three link slots, and the position of three link slots is corresponding with three clamp bar slots；Axle sleeve is provided with spiral camber relative to one end of deck, and this spiral camber matches with long spire face and the short helicoid of deck；
The inwall of described slide block is provided with three reinforcements, and three reinforcements are respectively clamped in three clamp bar slots, and the end of reinforcement is provided with the inclined-plane matched with long spire face and short helicoid.
Medical calm button lock card device the most according to claim 2, it is characterised in that: the front end of described rotating shaft is provided with outwardly boss, and axle sleeve is provided with the groove mated with boss, and boss snaps in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620210049.4U CN205626030U (en) | 2016-03-18 | 2016-03-18 | Medical calm push button pintle hook lock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620210049.4U CN205626030U (en) | 2016-03-18 | 2016-03-18 | Medical calm push button pintle hook lock device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205626030U true CN205626030U (en) | 2016-10-12 |
Family
ID=57076598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620210049.4U Withdrawn - After Issue CN205626030U (en) | 2016-03-18 | 2016-03-18 | Medical calm push button pintle hook lock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205626030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105615947A (en) * | 2016-03-18 | 2016-06-01 | 杭州光典医疗器械有限公司 | Medical forceps button type locking and clamping device and unlocking mode thereof |
-
2016
- 2016-03-18 CN CN201620210049.4U patent/CN205626030U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105615947A (en) * | 2016-03-18 | 2016-06-01 | 杭州光典医疗器械有限公司 | Medical forceps button type locking and clamping device and unlocking mode thereof |
| CN105615947B (en) * | 2016-03-18 | 2018-03-16 | 杭州光典医疗器械有限公司 | A kind of medical calm button lock card device and its unlocking manner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161012 Effective date of abandoning: 20180316 |
|
| AV01 | Patent right actively abandoned |