CN201899536U - Insurance indicating mechanism of linear type closer - Google Patents
Insurance indicating mechanism of linear type closer Download PDFInfo
- Publication number
- CN201899536U CN201899536U CN 201020610675 CN201020610675U CN201899536U CN 201899536 U CN201899536 U CN 201899536U CN 201020610675 CN201020610675 CN 201020610675 CN 201020610675 U CN201020610675 U CN 201020610675U CN 201899536 U CN201899536 U CN 201899536U
- Authority
- CN
- China
- Prior art keywords
- push rod
- linear type
- lug boss
- insurance
- indicating mechanism
- 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.)
- Expired - Lifetime
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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
- A61B17/068—Surgical staplers, e.g. containing multiple staples or clamps
- A61B17/072—Surgical staplers, e.g. containing multiple staples or clamps for applying a row of staples in a single action, e.g. the staples being applied simultaneously
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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)
- Portable Nailing Machines And Staplers (AREA)
Abstract
The utility model provides an insurance indicating mechanism of a linear type closer. The linear type closer comprises a nail push rod and an anti-overflowing needle push rod, wherein the nail push rod can be arranged in a cavity of the anti-overflowing needle push rod by the means of relatively moving. The insurance indicating mechanism is characterized by comprising a lug boss and a long slot, wherein the lug boss is arranged at the outer surface of the nail push rod; the long slot is arranged on the anti-overflowing needle push rod; the left-right distance of the lug boss is smaller than the width of the long groove, so that the lug boss can slide in the long slot; the height of the lug boss is smaller than or equal to the depth of the long slot on the anti-overflowing needle push rod; and the front surface and the back surface of the lug boss are slopes. The insurance indicating mechanism mainly has the beneficial effects that the mechanism is simple and effective in structure, and warning tone and hand feel are obvious when an interlock block is opened, so that the mechanism can prevent apparatus from being damaged or avoid other serious consequences when a handle is be forcibly triggered under the condition that an insurance is opened as a doctor does not perceive that the handle is secondly pressed.
Description
Technical field
This utility model relates to the insurance indicating mechanism of a kind of insurance indicating mechanism, particularly linear type closer, belongs to medical instruments field.
Background technology
At present, physiological tissues such as esophagus, stomach, intestinal are carried out surgical operation when coincideing, often use the operation Binding Instrument to sew up, wherein, the linear type closer is a kind of of outbalance.In the prior art, with reference to U.S. Pat 7407076, put down in writing a kind of linear type closer that is used for closed digestive tract and viscera tissue wound, during operation, tissue is placed between the nail anvil and nail bin of head part of apparatus, squeeze handles then, nail bin is drawn close to the nail anvil direction, anti-overflow pin push rod will be located at the interior anti-overflow pin release of nail bin and in alignment with described nail anvil, organize to be clamped and fastened on immediately between nail anvil and the nail bin simultaneously; Follow release handle, this moment, handle connected interlock with the percussion brake(-holder) block; Squeeze grip again, described percussion brake(-holder) block drives ejector pin bar and pushing slice of nail, and suturing nail is pushed out of nail bin, and cooperates with nail anvil and to be fixed in tissue and to sew up.
After if the doctor is clamped and fastened on tissue between nail anvil and the nail bin, when thinking that again mobile apparatus is adjusted the operation stitching position, need push the release-push of apparatus, nail bin is retreated.But in practical operation, before the doctor pushes release-push, might be unintentionally squeeze grip by a small margin again, the interlocking block in this moment nail bin is opened immediately and is locked the ejector pin bar, then can't normally use after apparatus is reset again, must change nail bin this moment.But the doctor often can not discover the behavior of small size squeeze grip unintentionally of oneself, the apparatus of opening insurance can be used for once more operation, and instrument handle is pushed by force, causes apparatus to damage or produce other serious consequences.
The utility model content
The purpose of this utility model is to solve above-mentioned technical problem, a kind of insurance indicating mechanism of linear type closer, when the interlocking block in the nail bin is opened, apparatus has tangible cue, it is opened to inform that the doctor insures, prevent that the doctor from making under the insurance situation about being opened and pull the trigger handle by force not perceiving the secondary squeeze grip, causes apparatus to damage or produce other serious consequences.
The purpose of this utility model is achieved through the following technical solutions:
A kind of insurance indicating mechanism of linear type closer, described linear type closer comprises ejector pin bar and anti-overflow pin push rod, described ejector pin bar can be arranged in the cavity of described anti-overflow pin push rod relatively slidably, described insurance indicating mechanism comprises the projection that is arranged at described ejector pin rod outer surface, and be arranged at elongated slot on the described anti-overflow pin push rod, distance is less than the width of described elongated slot about described projection, with so that described projection can in described elongated slot, slide, the height of described projection is smaller or equal to the degree of depth of elongated slot on the described anti-overflow pin push rod, and the front-back of described projection all is domatic.
Further, described projection is resisted against when initial position on the initial end face of described anti-overflow pin push rod.
The beneficial effects of the utility model are mainly reflected in: simple in structure effective, interlocking block be opened tangible prompt tone and feel, can prevent that the doctor from not perceiving the secondary squeeze grip and making under the insurance situation about being opened and pull the trigger handle by force, cause apparatus to damage or produce other serious consequences.
Description of drawings
Below in conjunction with accompanying drawing technical solutions of the utility model are described further:
Fig. 1: structural representation of the present utility model, remove shell this moment and show.
Fig. 2: along the cutaway view of A-A among Fig. 1.
Wherein:
1 handle, 2 bin pushing rods, 3 nail bins
4 nail anvils, 5 interlocking blocks, 6 percussion brake(-holder) blocks
7 release-pushes, 8 ejector pin bars, 9 anti-overflow pin push rods
80 projections, 90 elongated slots, 91 initial end faces
The specific embodiment
This utility model has disclosed a kind of linear type closer, as shown in Figure 1, consistent with prior art, described linear type closer comprises that pivot is arranged on the handle 1 on the shell (not shown), described handle 1 promotes nail bin 3 by bin pushing rod 2, make described nail bin 3 with respect to nail anvil 4 motion that is fixed on the outer casing stand, be arranged between the two tissue thereby be fixedly clamped.Described nail bin 3 is with respect to nail anvil 4 motion the time, and anti-overflow pin push rod 9 and ejector pin bar 8 move to nail anvil 4 together, is arranged on that anti-overflow pins in the nail bin 3 are released by described anti-overflow pin push rod 9 this moment and in alignment with described nail anvil 4.Described ejector pin bar 8 can be arranged in the cavity of described anti-overflow pin push rod 9 relatively slidably.
Described handle 1 also connects with ejector pin bar 8 by a percussion brake(-holder) block 6, the suturing nail that described ejector pin bar 8 will be arranged in the nail bin 3 in the process of motion is pushed out of outside the nail bin 3, described support is provided with an interlocking block 5, when described ejector pin bar 8 promotes the pushing slice of nail motion forward, pushing slice of nail and then will follow closely and pull the trigger out, the ejector pin bar resets then, and pushing slice of nail is left on the position after the percussion, interlocking block on the support is after the restriction that loses pushing slice of nail at this moment, put empty location deflection to the below of pushing slice of nail, thereby stop the ejector pin bar to travel forward, reach the effect that prevents that apparatus from being pulled the trigger by secondary.The rear end of linear type closer also is provided with a release-push 7, after stitching finishes, pushes this release-push 7, and described nail bin, bin pushing rod, ejector pin bar all can retreat to initial position together.
In conjunction with shown in Figure 2, linear type closer of the present utility model also comprises an insurance indicating mechanism, be arranged on the ejector pin bar 8 and anti-overflow pin push rod 9 of linear type closer, comprise the projection 80 that is arranged at described ejector pin bar 8 outer surfaces, and be arranged at elongated slot 90 on the described anti-overflow pin push rod 9, distance is used so that described projection 80 can be slided in described elongated slot 90 less than the width of described elongated slot 90 about described projection 80.The height of described projection 80 is smaller or equal to the degree of depth of elongated slot 90 on the described anti-overflow pin push rod, and the front-back of described projection 80 all is domatic.
In the time of the doctor's squeeze grip first time, described ejector pin bar 8 and anti-overflow pin push rod 9 move together, and this moment, described projection 80 was resisted against on the initial end face 91 of described anti-overflow pin push rod 9.As doctor again after the release handle again unintentionally again by a small margin during squeeze grip, because the height of described projection 80 and the thickness sum of ejector pin bar 8 are substantially equal to the width of the cavity of described anti-overflow pin push rod 9, described ejector pin bar 8 can be subjected to the resistance of described anti-overflow pin push rod 9, makes doctor's squeeze grip easily.Even the doctor is by a small margin during squeeze grip, because resistance, projection is crossed initial end face can produce obvious feel, locks the ejector pin bar like this with regard to reminding interlocking block 5 in doctor's nail bin this moment to open immediately, can not be pulled the trigger, the doctor must change nail bin could normally use apparatus again.
Further, when can making described projection 80, squeeze grip 1 falls in the elongated slot 90 on the described anti-overflow pin push rod 9, at this moment can send sound, equally also can point out the doctor to insure (being interlocking block 5) opens, then can't normally use after apparatus is reset, only way is exactly to exercise usefulness again after must changing nail bin again.
This utility model still has multiple concrete embodiment, and all employings are equal to replacement or equivalent transformation and all technical schemes of forming, all drop within the claimed scope of this utility model.
Claims (2)
1. the insurance indicating mechanism of a linear type closer, described linear type closer comprises ejector pin bar and anti-overflow pin push rod, described ejector pin bar can be arranged in the cavity of described anti-overflow pin push rod relatively slidably, it is characterized in that: described insurance indicating mechanism comprises the projection that is arranged at described ejector pin rod outer surface, and be arranged at elongated slot on the described anti-overflow pin push rod, distance is less than the width of described elongated slot about described projection, with so that described projection can in described elongated slot, slide, the height of described projection is smaller or equal to the degree of depth of elongated slot on the described anti-overflow pin push rod, and the front-back of described projection all is domatic.
2. the insurance indicating mechanism of linear type closer according to claim 1 is characterized in that: described projection is resisted against when initial position on the initial end face of described anti-overflow pin push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020610675 CN201899536U (en) | 2010-11-17 | 2010-11-17 | Insurance indicating mechanism of linear type closer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020610675 CN201899536U (en) | 2010-11-17 | 2010-11-17 | Insurance indicating mechanism of linear type closer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201899536U true CN201899536U (en) | 2011-07-20 |
Family
ID=44270137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020610675 Expired - Lifetime CN201899536U (en) | 2010-11-17 | 2010-11-17 | Insurance indicating mechanism of linear type closer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201899536U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102138818A (en) * | 2010-11-17 | 2011-08-03 | 苏州天臣国际医疗科技有限公司 | Insurance indicating mechanism for linear closer |
| CN104586446A (en) * | 2015-01-12 | 2015-05-06 | 天津万和医疗器械有限公司 | Suturing device and triggering safety mechanism thereof |
-
2010
- 2010-11-17 CN CN 201020610675 patent/CN201899536U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102138818A (en) * | 2010-11-17 | 2011-08-03 | 苏州天臣国际医疗科技有限公司 | Insurance indicating mechanism for linear closer |
| CN102138818B (en) * | 2010-11-17 | 2012-10-17 | 苏州天臣国际医疗科技有限公司 | Insurance indicating mechanism for linear closer |
| CN104586446A (en) * | 2015-01-12 | 2015-05-06 | 天津万和医疗器械有限公司 | Suturing device and triggering safety mechanism thereof |
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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: 20110720 Effective date of abandoning: 20130227 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110720 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |