US5277178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Medico-surgical device
Assignee: Individual
•
Filing: 1992-09-01
•
Granted: 1994-01-11
•
Expires: 2012-09-01
Abstract
Abstract An introducer for use in the insertion of an airway comprises a bendable plastics channel which extends from the teeth and is curved to lie against the hard palate. The introducer protects delicate tissue and guides the airway during insertion. A flange and a finger grip projects from the airway where its protrudes from the mouth.
Inventors
- 👤 John Dingley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:06
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/04; A61M16/0488; A61M16/0402; A61M16/0409
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
127 words
A medico-surgical assembly comprising a laryngeal mask and a guide, the guide comprising a curved, channel-shape member of a bendable material which is open on an inner side of its curvature along its entire length, the guide having a flange at one end that in use lies against the lips of a patient, the guide extending in use from said one end to an opposite end located in the region of the patient's pharynx such that the device lies adjacent the hard palate of the patient's mouth, the laryngeal mask being slidable along the guide so that it can be slid into the region of the pharynx without damage to patient tissue protected by the guide whereafter the guide can be removed leaving the mask in place.
Claim 2
Dependent Claim
127 words
A medico-surgical assembly comprising a laryngeal mask and a guide, the guide comprising a curved, channel-shape member of a bendable material which is open on an inner side of its curvature along its entire length, the guide having a flange at one end that in use lies against the lips of a patient, the guide extending in use from said one end to an opposite end located in the region of the patient's pharynx such that the device lies adjacent the hard palate of the patient's mouth, the laryngeal mask being slidable along the guide so that it can be slid into the region of the pharynx without damage to patient tissue protected by the guide whereafter the guide can be removed leaving the mask in place.
Claim 3
Dependent Claim
14 words
A medico-surgical device according to claim 1, wherein the device is of a plastics.
Claim 4
Dependent Claim
24 words
A medico-surgical device according to claim 1, wherein the device has a finger grip at an end close to the teeth of the patient.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-01-10 | 1997-07-12 | 1998-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-01-10 | 2001-07-12 | 2002-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-01-10 | 2005-07-12 | 2006-01-11 | $7700.00 | Window Closed / Lapsed |